LOCAL CLIMATOLOGICAL DATA Hourly Summary July 25, 2008 Station: Round Rock Latitude: 30° 32' 55" N Longitude: 97° 37' 34" W Elevation (ground): 709 ft. Time Zone: Central +--+------------------------+----+-----+--------------------+------------------------+------+ | | Temperature | | Pre-| Pressure | Wind | Sun | | +------+------+------+---+ Hu-|cipi-| Adj. to Sea Level +----+---+-------+-------+------+ | | M | M | | |mid-| ta- +------+------+------+ Avg|Res| Peak | Minute| Mean | | | a | i | | D | ity| tion| | | | | +---+---+---+---+ | | | x | n | | e | | | | | | S | | S | | S | | I | | H| i | i | M | w | M | | | | M | p | | p | | p | | n | | o| m | m | e | | e |Water| M | M | e | e | D | e | D | e | D | d | | u| u | u | a | P | a | | a | i | a | e | i | e | i | e | i | e | | r| m | m | n | t | n |Equiv| x | n | n | d | r | d | r | d | r | x | | | | | | | | | | | | | | | | | | | | 1| 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12| 13| 14| 15| 16| 17 | +--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ |00| 76.5 | 76.1 | 76.3 | 73| 89| 0.00| 29.99| 29.99|29.987| 0.7| 91| 5| E| 2|104| 0 | |01| 76.5 | 76.1 | 76.2 | 73| 91| 0.00| 30.00| 29.99|29.994| 0.2| 97| 3| E| 1|100| 0 | |02| 77.2 | 76.5 | 76.8 | 74| 92| 0.00| 30.00| 29.99|29.993| 0.1|100| 3|ENE| 1|109| 0 | |03| 77.4 | 77.2 | 77.4 | 75| 93| 0.00| 30.00| 29.99|29.998| 0.3|100| 4| E| 2| 97| 0 | | | | | | | | | | | | | | | | | | | |04| 77.4 | 77.2 | 77.3 | 75| 93| 0.00| 30.01| 30.00|30.006| 0.3|222| 7|SSW| 1|243| 0 | |05| 77.2 | 76.5 | 76.8 | 75| 93| 0.00| 30.03| 30.01|30.014| 0.2| 76| 3|ENE| 1| 78| 0 | |06| 76.5 | 75.8*| 76.1 | 74| 94| 0.00| 30.04| 30.03|30.034| 0.2|249| 4| W| 1|259| 3 | |07| 76.5 | 75.8 | 76.1 | 74| 94| 0.00| 30.07| 30.04|30.054| 0.2| 15| 4|ENE| 1| 61| 51 | | | | | | | | | | | | | | | | | | | |08| 79.0 | 76.5 | 77.0 | 75| 94| 0.00| 30.08| 30.07|30.075| 0.6| 58| 6| W| 2|235| 177 | |09| 85.5 | 79.0 | 82.8 | 74| 75| 0.00| 30.09| 30.08|30.084| 1.2|255| 9| SW| 2|250| 468 | |10| 89.9 | 85.3 | 88.0 | 72| 60| 0.00| 30.08| 30.08|30.079| 1.6|240| 7|SSW| 2|225| 688 | |11| 91.6 | 89.7 | 90.5 | 71| 53| 0.00| 30.09| 30.08|30.087| 1.6|236| 10| SW| 5|224| 721 | | | | | | | | | | | | | | | | | | | |12| 93.2 | 89.9 | 91.7 | 70| 49| 0.00| 30.09| 30.08|30.084| 1.8|237| 12| SE| 5|229| 804 | |13| 94.9 | 92.5 | 93.6 | 69| 45| 0.00| 30.08| 30.06|30.073| 1.6|233| 9|SSW| 4|228| 796 | |14| 97.8 | 94.9 | 96.4 | 68| 39| 0.00| 30.06| 30.05|30.057| 1.9|234| 11|SSE| 5|226| 940 | |15| 99.4*| 97.8 | 98.7 | 66| 35| 0.00| 30.05| 30.02|30.039| 2.0|235| 11|SSW| 4|227| 894 | | | | | | | | | | | | | | | | | | | |16| 99.4 | 97.1 | 98.2 | 65| 34| 0.00| 30.02| 30.01|30.018| 1.3|254| 10| SW| 3|221| 547 | |17| 97.5 | 97.1 | 97.2 | 66| 36| 0.00| 30.01| 30.00|30.006| 1.5|240| 10| SW| 3|103| 518 | |18| 97.3 | 94.5 | 95.8 | 65| 37| 0.00| 30.00| 29.99|29.999| 1.2|238| 7|SSW| 3|234| 275 | |19| 94.5 | 91.6 | 93.2 | 65| 40| 0.00| 30.01| 29.99|29.996| 1.1|251| 7| S| 2|285| 116 | | | | | | | | | | | | | | | | | | | |20| 91.6 | 87.8 | 89.6 | 67| 47| 0.00| 30.01| 30.00|30.004| 0.9|245| 6|SSW| 2|223| 6 | |21| 87.8 | 85.1 | 86.4 | 68| 55| 0.00| 30.03| 30.01|30.010| 1.0|242| 7| SW| 3|231| 0 | |22| 85.1 | 83.2 | 84.1 | 70| 63| 0.00| 30.05| 30.03|30.036| 0.7|235| 6|SSW| 3|211| 0 | |23| 83.2 | 81.1 | 82.1 | 72| 71| 0.00| 30.05| 30.05|30.051| 1.0|238| 7| SW| 2|233| 0 | +--+------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | ---- | ---- | ---- | - | -- |Total| For the day: | ---- | +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | ---- | ---- | ---- | - | -- | 0.00| 30.09| 29.99|30.032| 1.0|238| 12| SE| 5|229| ---- | +------+------+------+---+----+-----+------+------+------+----+---+---+---+---+---+------+ | Avg | Mean |Avg| Avg|Month| Hour | Hour | ---- | -- | - | Hour | Hour | Avg | +-------------+------+---+----+-----+------+------+------+----+---+-------+-------+------+ | 87.6 | 85.8 | 71|65.5| 0.40| 9 | 0 | ---- | -- | - | 12 | 12 | 291.9| +-------------+------+---+----+-----+------+------+------+----+---+----+--+---+---+------+ | Total Snow, | | | | Heat 0| | Ice Pellets | Greatest Depth on Ground | Precip Types|Degree+----------+ | 0.0 | of Snow, Ice Pellets or Ice 0 | ......... | Days | Cool 23| +--------------------+-----------------------------------+-------------+------+----------+ NOTES: Data in columns 4, 5, 6, 10, 11, 17 are means via continuous observations for each hour. Units are: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches. Column 5: Dew point is calculated from temperature and humidity and is continuously averaged for each hour. Column 12: Resultant wind is calculated by the vector sum of continuous wind observations. Column 17: Sunshine index is measured in Watts/m^2 and is continuously averaged for each hour. Precipitation types: 1 FOG, 2 HEAVY FOG, 3 THUNDER, 4 ICE PELLETS, 5 HAIL, 6 GLAZE, 7 DUSTSTORM, 8 SMOKE/HAZE, 9 BLOWING SNOW. Degree Days heating base is 65°F, cooling base is 65°F. Data in columns 4B, 5, 6, 10, 11, 17 are updated continuously, there by achieving a "true" mean.
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| 2008 | January | February | March | April | May | June | July | August | September | October | November | December |
PAST MONTHLY/ANNUAL LOCAL CLIMATOLOGICAL DATA REPORTS
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| 2008 | January | February | March | April | May | June | July | August | September | October | November | December |
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LOCAL CLIMATOLOGICAL DATA Monthly Summary July 2008 Station: Round Rock Latitude: 30° 32' 55" N Longitude: 97° 37' 34" W Elevation (ground): 709 feet Time Zone: Central +--+-------------------------------+----+---------+---------+--+-----------+--------------------+-----------------------------+------+ | | Temperature | |Deg. Days|Precip Ty| | Precip | Pressure | Wind | Sun | | +------+------+------+------+---+ Hu-+----+----+1 fog | S+-----+-----+ Adj. to Sea Level +----+----+---+-------+-------+------+ | | M | M | A | | |mid-| H | C |2 hvy fog| n| | Ice +------+------+------+ Avg| Res|Res| Peak | Minute| Mean | | | a | i | v | | D | ity| e | o |3 thunder| o|Water| plts| | | | | | +---+---+---+---+ | | | x | n | e | | e | | a | o |4 ice plt| w| | | | | | S | S | | S | | S | | I | | D| i | i | r | M | w | M | t | l |5 hail | | E | S | | | M | p | p | | p | | p | | n | | a| m | m | a | e | | e | i | i |6 glaze | C| q | n | M | M | e | e | e | D | e | D | e | D | d | | t| u | u | g | a | P | a | n | n |7 duststm| v| u | o | a | i | a | e | e | i | e | i | e | i | e | | e| m | m | e | n | t | n | g | g |8 smk, hz| r| v | w | x | n | n | d | d | r | d | r | d | r | x | | | | | | | | | | |9 blw snw| | | | | | | | | | | | | | | | 1| 2 | 3 | 4A | 4B | 5 | 6 | 7 | 8 | 9 |10| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18| 19| 20| 21| 22| 23 | +--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ |01| 94.7 | 69.6 | 82.1 | 83.0 | 62| 53| 0| 18|.........| 0| 0.00| 0.0| 30.07| 29.94|30.012| 0.7| 0.6| 96| 12| E| 5| 94| 298 | |02| 95.9 | 68.6*| 82.3 | 81.5 | 67| 63| 0| 18|.........| 0| 0.00| 0.0| 30.01| 29.89|29.954| 0.8| 0.8|226| 14| SW| 7|223| 294 | |03| 97.8 | 70.1 | 83.9 | 82.5 | 68| 63| 0| 19|.........| 0| 0.00| 0.0| 30.03| 29.91|29.962| 0.7| 0.2|175| 14| SW| 3|215| 300 | |04| 95.4 | 71.3 | 83.4 | 82.8 | 68| 64| 0| 18|.........| 0| 0.00| 0.0| 30.06| 29.96|30.001| 0.7| 0.6|237| 12|SSE| 5|243| 302 | |05| 97.8 | 70.4 | 84.1 | 82.9 | 67| 62| 0| 19|.........| 0| 0.00| 0.0| 30.04| 29.92|29.981| 1.0| 1.0|235| 13|WSW| 5|253| 290 | | | | | | | | | | | | | | | | | | | | | | | | | | |06| 97.3 | 68.8 | 83.1 | 85.0 | 65| 55| 0| 18|.........| 0| 0.00| 0.0| 30.01| 29.89|29.950| 1.1| 1.1|235| 15|SSW| 6|217| 321 | |07| 95.1 | 72.1 | 83.6 | 80.2 | 70| 73| 0| 19|..3......| 0| 0.32| 0.0| 30.00| 29.93|29.968| 0.7| 0.1|161| 18|WSW| 8| 98| 190 | |08| 96.1 | 71.8 | 83.9 | 80.1 | 71| 77| 0| 19|.........| 0| T | 0.0| 30.02| 29.93|29.974| 0.6| 0.3|222| 20| S| 10|218| 236 | |09| 98.0 | 70.9 | 84.4 | 83.5 | 70| 68| 0| 20|.........| 0| 0.00| 0.0| 30.05| 29.93|30.000| 0.5| 0.3|195| 16|WSW| 4| 92| 288 | |10| 97.8 | 75.1 | 86.4 | 85.4 | 70| 62| 0| 22|.........| 0| 0.00| 0.0| 30.07| 29.96|30.009| 1.1| 1.0|233| 11| SW| 5|223| 285 | | | | | | | | | | | | | | | | | | | | | | | | | | |11| 99.7 | 75.4 | 87.6 | 86.1 | 68| 59| 0| 23|.........| 0| 0.00| 0.0| 30.07| 29.94|30.011| 1.9| 1.8|229| 15|SSW| 7|222| 307 | |12|100.7 | 72.7 | 86.7 | 86.0 | 66| 57| 0| 22|.........| 0| 0.00| 0.0| 30.06| 29.90|29.996| 1.5| 1.3|231| 16| S| 7|238| 320 | |13|102.3 | 73.9 | 88.1 | 87.4 | 66| 55| 0| 23|.........| 0| 0.00| 0.0| 30.00| 29.82|29.930| 1.1| 1.0|228| 12| SW| 5|278| 312 | |14|103.6*| 74.7 | 89.1 | 83.5 | 69| 65| 0| 25|.........| 0| 0.01| 0.0| 29.93| 29.84|29.896| 0.9| 0.1|216| 15| NW| 8|350| 206 | |15|100.7 | 72.7 | 86.7 | 84.5 | 69| 63| 0| 22|.........| 0| 0.00| 0.0| 30.00| 29.90|29.946| 0.8| 0.7| 91| 14| E| 7| 89| 223 | | | | | | | | | | | | | | | | | | | | | | | | | | |16| 96.8 | 76.5 | 86.7 | 84.4 | 69| 63| 0| 22|.........| 0| 0.00| 0.0| 30.07| 29.96|30.009| 0.3| 0.1|129| 12| SE| 5|105| 184 | |17|101.5 | 73.0 | 87.3 | 86.9 | 65| 53| 0| 23|.........| 0| 0.00| 0.0| 30.04| 29.89|29.976| 0.6| 0.1|182| 12|ENE| 5| 94| 305 | |18|101.0 | 73.7 | 87.3 | 86.3 | 66| 56| 0| 23|.........| 0| 0.00| 0.0| 29.99| 29.84|29.927| 0.8| 0.4|213| 14| SW| 4|226| 307 | |19| 99.9 | 73.9 | 86.9 | 86.7 | 67| 57| 0| 22|.........| 0| 0.00| 0.0| 30.00| 29.90|29.956| 0.9| 0.7|226| 12| W| 5|217| 289 | |20|102.8 | 74.4 | 88.6 | 88.0 | 64| 51| 0| 24|.........| 0| 0.00| 0.0| 30.09| 29.94|30.010| 0.7| 0.7|229| 12| W| 4|225| 315 | | | | | | | | | | | | | | | | | | | | | | | | | | |21|103.1 | 77.2 | 90.1*| 89.0 | 65| 49| 0| 25|.........| 0| 0.00| 0.0| 30.02| 29.85|29.947| 0.7| 0.3|179| 12| W| 4|100| 263 | |22|100.2 | 72.1 | 86.1 | 87.1 | 65| 51| 0| 21|.........| 0| 0.00| 0.0| 29.93| 29.80|29.881| 1.1| 1.1| 88| 14|ENE| 8| 90| 292 | |23| 97.1 | 73.5 | 85.3 | 83.7 | 70| 65| 0| 21|.........| 0| 0.03| 0.0| 29.92| 29.80|29.879| 1.9| 1.9| 89| 17| E| 9| 86| 238 | |24| 88.8 | 75.1 | 81.9*| 79.1 | 73| 81| 0| 17|.........| 0| 0.04| 0.0| 29.99| 29.89|29.935| 1.6| 1.6| 86| 14|ENE| 7| 61| 122 | |25| 99.4 | 75.8 | 87.6 | 85.8 | 71| 65| 0| 23|.........| 0| 0.00| 0.0| 30.09| 29.99|30.032| 1.0| 0.8|238| 12| SE| 5|229| 292 | | | | | | | | | | | | | | | | | | | | | | | | | | |26| | | | | | | | | | | | | | | | | | | | | | | | |27| | | | | | | | | | | | | | | | | | | | | | | | |28| | | | | | | | | | | | | | | | | | | | | | | | |29| | | | | | | | | | | | | | | | | | | | | | | | |30| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |31| | | | | | | | | | | | | | | | | | | | | | | | +--+------+------+------+------+---+----+----+----+---------+--+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | Sum | Sum |------|------|---|----| Ttl| Ttl| |Total|Total| For the month: | ---- | +------+------+------+------+---+----+----+----+ Number of +-----+-----+------+------+------+----+----+---+---+---+---+---+------+ |2463.5|1823.3|------|------|---|----| 0| 526| Days | 0.40| 0.0| 30.09| 29.80|29.966| 0.9| 0.3|198| 20| S| 10|218| ---- | +------+------+------+------+---+----+----+----+------------+-----+-----+------+------+------+----+----+---+---+---+---+---+------+ | Avg | Avg | Avg | Mean |Avg| Avg|----|----|Precip | Season Ttl| Date | Date |------|----|----|---| Date | Date | Avg | +------+------+------+------+---+----+----+----+ +-----+-----+------+------+------+----+----+---+-------+-------+------+ | 98.5| 72.9| 85.7 | 84.4 | 68|61.3|----|----|>.01 Inch 4|14.17| 0.0| 25 | 23 |------|----|----|---| 8 | 8 | 271| +------+------+------+------+---+----+----+----+------------+-----+-----+------+------+------+----+----+---+-------+-------+------+ | | Season |Snow, Ice | | | | Number of Days | to Date |>1.0 Inch 0| Greatest in 24 Hours and Dates | Greatest Depth on Ground | +------------------+-----------------+----+----+------------+--------------+-----------------+ of Snow, Ice Pellets or Ice | | Max Temperature | Min Temperature | 0|1851|Thunder 1|Precipitation | Snow, Ice Plts | and Date | +--------+---------+--------+--------+----+----+------------+-------+------+---------+-------+-------------+----------------------+ | >90°F | <32°F | <32°F | <0°F |----|----|Heavy Fog 0| 0.32| 7 | 0.0 | - | 0 | - | +--------+---------+--------+--------+----+----+------------+-------+------+---------+----+--+-------------+----------------------+ | 24 | 0 | 0 | 0 |----|----| Clear 22 Partly Cloudy 1 Cloudy 2 | +--------+---------+--------+--------+----+----+------------------------------------------+ NOTES: Data in column 4A are (MAX+MIN) / 2, whereas data in columns 4B, 5, 6, 15, 16, 23 are means via continuous observations Units are: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches. for 24 hours. Column 5: Dew point is calculated from temperature and humidity and is continuously averaged for 24 hours. Columns 7, 8: Degree Days heating base is 65°F, cooling base is 65°F. Data in columns 9, 10, 12 are entered manually by the station observer. Columns 17-18: Resultant wind is calculated by the vector sum of continuous wind observations. Column 23: Sunshine index is measured in Watts/m^2 and is continuously averaged for 24 hours. Data in columns 4B, 5, 6, 15, 16, 23 are updated continuously, there by achieving a "true" mean.OBSERVATIONS AT 3-HOUR INTERVALS July 2008: Round Rock +--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+ | | | | | | | | | | | | | | | | | | | | | | | | | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind | | | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | | | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | | H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | | o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | | u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | | r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 1 | JUL 2 | JUL 3 | | | | | |01| 0|30.06| 0.00| 77| 62| 59|10| 0| 2| 0|29.96| 0.00| 75| 66| 72|22| 0| 1| 0|29.94| 0.00| 75| 65| 71|22| 0| 1| |04| 0|30.04| 0.00| 74| 64| 70|11| 0| 1| 0|29.95| 0.00| 71| 64| 80|22| 0| 0| 0|29.94| 0.00| 72| 67| 82|22| 0| 5| |07| 18|30.05| 0.00| 70| 64| 81|11| 0| 0| 26|30.00| 0.00| 69| 65| 89|22| 0| 0| 22|29.99| 0.00| 70| 66| 88|00| 0| 0| |10| 309|30.06| 0.00| 83| 71| 67|19| 0| 1| 534|30.00| 0.00| 84| 71| 64|25| 0| 6| 328|30.02| 0.00| 82| 72| 72|22| 0| 3| |13| 921|30.03| 0.00| 92| 63| 38|08| 2| 10| 993|29.96| 0.00| 93| 68| 44|26| 0| 9|1013|29.99| 0.00| 93| 69| 46|11| 1| 3| |16| 773|29.98| 0.00| 94| 57| 29|08| 1| 9| 877|29.93| 0.00| 92| 67| 43|21| 4| 14| 814|29.93| 0.00| 95| 64| 36|06| 1| 5| |19| 255|29.94| 0.00| 92| 54| 28|08| 2| 7| 229|29.91| 0.00| 88| 66| 48|20| 0| 7| 298|29.92| 0.00| 88| 68| 51|27| 2| 5| |22| 0|29.96| 0.00| 83| 60| 46|23| 0| 3| 0|29.92| 0.00| 80| 64| 59|22| 0| 0| 0|29.97| 0.00| 82| 67| 61|22| 0| 2| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 4 | JUL 5 | JUL 6 | | | | | |01| 0|29.99| 0.00| 78| 68| 72|20| 0| 4| 0|29.99| 0.00| 76| 68| 77|20| 0| 3| 0|29.94| 0.00| 75| 66| 73|21| 0| 3| |04| 0|29.98| 0.00| 73| 68| 83|22| 0| 1| 0|29.99| 0.00| 72| 67| 83|22| 0| 0| | | | | | | | | | |07| 23|30.02| 0.00| 71| 68| 90|00| 0| 0| 26|30.01| 0.00| 70| 68| 91|21| 0| 1| | | | | | | | | | |10| 623|30.05| 0.00| 85| 71| 62|24| 0| 2| 501|30.03| 0.00| 85| 69| 58|23| 1| 5| 427|30.00| 0.00| 84| 69| 60|27| 0| 5| |13| 546|30.03| 0.00| 93| 67| 43|27| 0| 2|1048|30.00| 0.00| 93| 68| 45|23| 1| 6| 366|29.99| 0.00| 91| 70| 51|24| 1| 9| |16| 790|29.98| 0.00| 93| 68| 45|24| 3| 9| 874|29.94| 0.00| 98| 63| 32|25| 2| 7| 786|29.93| 0.00| 96| 58| 28|21| 3| 10| |19| 314|29.97| 0.00| 90| 67| 47|24| 1| 4| 315|29.94| 0.00| 89| 68| 50|23| 4| 13| 272|29.89| 0.00| 93| 60| 33|21| 1| 8| |22| 0|30.00| 0.00| 80| 68| 67|24| 1| 7| 0|29.95| 0.00| 82| 68| 63|22| 3| 11| 0|29.92| 0.00| 84| 63| 48|23| 0| 3| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 7 | JUL 8 | JUL 9 | | | | | |01| 0|29.96| 0.00| 79| 68| 71|24| 1| 4| 0|29.96| 0.00| 72| 70| 91|05| 0| 0| 0|30.01| 0.00| 74| 71| 91|10| 0| 0| |04| 0|29.97| 0.00| 75| 68| 80|24| 0| 1| 0|29.95| 0.00| 72| 70| 93|05| 0| 0| 0|30.01| 0.00| 72| 70| 92|11| 0| 0| |07| 23|29.99| 0.00| 72| 68| 86|24| 0| 1| 21|29.99| 0.00| 73| 72| 95|23| 0| 1| 23|30.02| 0.00| 71| 69| 94|10| 0| 0| |10| 615|30.00| 0.00| 87| 71| 59|27| 2| 5| 541|30.01| 0.00| 84| 73| 71|14| 1| 4| 257|30.04| 0.00| 85| 75| 72|02| 0| 2| |13| 543|29.97| 0.00| 94| 67| 42|04| 1| 7|1100|29.98| 0.00| 93| 72| 50|23| 1| 5|1014|30.03| 0.00| 91| 70| 49|08| 2| 5| |16| 301|29.93| 0.00| 92| 70| 48|09| 3| 7| 264|29.98| 0.00| 84| 71| 64|06| 2| 7| 800|29.96| 0.00| 97| 63| 33|08| 0| 4| |19| 91|29.96| 0.00| 76| 73| 90|24| 1| 7| 179|29.95| 0.00| 81| 71| 70|06| 0| 4| 248|29.93| 0.00| 92| 70| 49|22| 3| 10| |22| 0|29.95| 0.00| 75| 70| 87|21| 0| 1| 0|29.96| 0.00| 77| 72| 83|10| 0| 0| 0|29.98| 0.00| 83| 70| 64|06| 0| 4| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 10 | JUL 11 | JUL 12 | | | | | |01| 0|30.02| 0.00| 79| 71| 77|23| 0| 4| 0|30.02| 0.00| 79| 67| 67|24| 1| 6| 0|30.02| 0.00| 80| 70| 73|23| 0| 5| |04| 0|30.00| 0.00| 76| 71| 85|21| 0| 1| 0|30.02| 0.00| 76| 71| 85|21| 3| 13| 0|30.01| 0.00| 76| 71| 86|29| 0| 4| |07| 14|30.02| 0.00| 75| 72| 90|21| 0| 0| 23|30.05| 0.00| 75| 71| 86|21| 1| 10| 21|30.04| 0.00| 73| 70| 91|22| 0| 2| |10| 165|30.07| 0.00| 85| 73| 68|23| 2| 7| 571|30.07| 0.00| 86| 71| 62|24| 3| 10| 557|30.06| 0.00| 82| 69| 65|21| 3| 13| |13| 977|30.04| 0.00| 94| 69| 45|23| 1| 7|1102|30.02| 0.00| 94| 70| 46|24| 3| 10| 940|30.02| 0.00| 94| 63| 36|22| 3| 15| |16| 795|29.99| 0.00| 97| 69| 41|24| 2| 7| 789|29.97| 0.00| 99| 63| 31|23| 3| 12| 823|29.96| 0.00|100| 60| 27|25| 2| 11| |19| 257|29.96| 0.00| 93| 66| 42|28| 2| 7| 255|29.95| 0.00| 93| 64| 38|23| 1| 10| 267|29.92| 0.00| 96| 60| 30|23| 2| 7| |22| 0|29.98| 0.00| 85| 66| 53|23| 1| 6| 0|29.98| 0.00| 86| 68| 55|23| 1| 6| 0|29.95| 0.00| 87| 65| 49|22| 1| 5| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 13 | JUL 14 | JUL 15 | | | | | |01| 0|29.98| 0.00| 80| 69| 70|21| 2| 7| 0|29.88| 0.00| 83| 69| 63|21| 1| 8| 0|29.91| 0.00| 74| 68| 83|06| 0| 0| |04| 0|29.96| 0.00| 76| 70| 83|22| 1| 6| 0|29.89| 0.00| 79| 68| 69|24| 0| 2| 0|29.92| 0.00| 73| 70| 89|06| 0| 0| |07| 28|29.98| 0.00| 74| 71| 90|20| 0| 3| 18|29.91| 0.00| 75| 69| 81|20| 0| 0| 11|29.94| 0.00| 75| 71| 87|20| 0| 1| |10| 513|30.00| 0.00| 84| 70| 63|23| 2| 6| 522|29.92| 0.00| 89| 73| 58|24| 2| 9| 262|29.98| 0.00| 86| 72| 64|21| 0| 5| |13| 809|29.97| 0.00| 95| 67| 40|32| 1| 7| 953|29.90| 0.00| 97| 68| 39|02| 1| 5| 633|29.98| 0.00| 95| 68| 41|15| 1| 4| |16| 895|29.88| 0.00| 99| 60| 27|10| 0| 6| 53|29.89| 0.00| 84| 69| 61|06| 3| 11| 251|29.93| 0.00| 93| 65| 40|08| 1| 5| |19| 297|29.83| 0.00|100| 58| 25|20| 1| 4| 69|29.88| 0.00| 77| 70| 79|09| 0| 2| 130|29.92| 0.00| 97| 64| 34|07| 1| 6| |22| 0|29.86| 0.00| 89| 61| 39|06| 1| 4| 0|29.90| 0.00| 77| 69| 76|06| 0| 1| 0|29.98| 0.00| 84| 68| 60|09| 1| 5| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+ | JUL 16 | JUL 17 | JUL 18 | | | | | |01| 0|29.99| 0.00| 80| 69| 69|06| 0| 1| 0|30.01| 0.00| 79| 68| 68|22| 0| 0| 0|29.94| 0.00| 81| 69| 68|22| 1| 4| |04| 0|29.99| 0.00| 79| 70| 75|22| 1| 3| 0|29.99| 0.00| 76| 68| 76|22| 0| 1| 0|29.93| 0.00| 77| 69| 76|06| 0| 3| |07| 9|30.03| 0.00| 77| 73| 87|18| 0| 2| 19|30.02| 0.00| 73| 68| 84|22| 0| 1| 18|29.95| 0.00| 74| 70| 88|20| 0| 2| |10| 174|30.06| 0.00| 79| 74| 83|24| 0| 1| 510|30.03| 0.00| 87| 72| 61|25| 0| 3| 548|29.98| 0.00| 85| 70| 62|24| 1| 9| |13| 439|30.06| 0.00| 87| 69| 54|21| 0| 5| 962|30.01| 0.00| 96| 67| 39|06| 3| 6| 951|29.96| 0.00| 94| 68| 43|05| 0| 10| |16| 522|29.99| 0.00| 96| 67| 38|06| 0| 2| 828|29.94| 0.00|100| 60| 27|20| 0| 6| 875|29.90| 0.00|100| 61| 28|23| 1| 6| |19| 95|29.96| 0.00| 93| 66| 42|06| 0| 7| 253|29.89| 0.00| 98| 52| 22|10| 0| 5| 248|29.85| 0.00| 97| 56| 26|06| 1| 3| |22| 0|30.00| 0.00| 85| 67| 56|25| 0| 6| 0|29.90| 0.00| 87| 67| 51|26| 1| 6| 0|29.90| 0.00| 84| 66| 54|27| 1| 5| +--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+MAXIMUM SHORT DURATION PRECIPITATION +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Time Period (minutes) | 5 | 10 | 15 | 20 | 30 | 45 | 60 | 80 | 100 | 120 | 150 | 180 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Precipitation | 0.09 | 0.13 | 0.13 | 0.13 | 0.16 | 0.17 | 0.17 | 0.17 | 0.23 | 0.30 | 0.31 | 0.31 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Date | 07 | 07 | 07 | 07 | 07 | 07 | 07 | 07 | 07 | 07 | 07 | 07 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ | Ended: Time | 1750 | 1755 | 1755 | 1755 | 1634 | 1640 | 1640 | 1640 | 1755 | 1755 | 1818 | 1818 | +------------------------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+-------+ The precipitation amounts for the indicated time intervals may occur at any time during the month. The time indicated is the ending time of the interval. Date and time are not entered for trace amounts.
July 2008: Round Rock
+--+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+----+-----+-----+---+---+---+----------+
| | | | | | | | | | | | | | | | | | | | | | |
| | | | | T | | | Wind | | | | T | | | Wind | | | | T | | | Wind |
| | | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+ | | R | e | | % +--+---+---+
| | | | a | m | D | | D| | | | | a | m | D | | D| | | | | a | m | D | | D| | |
| | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | | S | P | i | p | e | H | i| | |
| | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | | u | r | n | e | w | u | r| | |
| | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | | n | e | f | r | | m | e| | |
| | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | | s | s | a | a | P | i | c| S | |
| H| h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G | h | s | l | t | o | d | t| p | G |
| o| i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u | i | u | l | u | i | i | i| e | u |
| u| n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s | n | r | | r | n | t | o| e | s |
| r| e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t | e | e | Rate| e | t | y | n| d | t |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JUL 19 | JUL 20 | JUL 21 |
| | | |
|01| 0|29.96| 0.00| 80| 70| 71|21| 1| 5| 0|29.99| 0.00| 81| 67| 63|24| 0| 3| 0|29.99| 0.00| 84| 68| 59|25| 1| 6|
|04| 0|29.96| 0.00| 76| 71| 84|18| 0| 2| 0|30.00| 0.00| 76| 69| 77|20| 1| 6| 0|29.98| 0.00| 80| 68| 68|20| 0| 2|
|07| 16|29.97| 0.00| 74| 71| 91|23| 0| 1| 30|30.04| 0.00| 74| 70| 87|23| 1| 4| 16|30.00| 0.00| 78| 68| 71|06| 0| 2|
|10| 612|29.99| 0.00| 87| 72| 62|23| 1| 5| 541|30.08| 0.00| 87| 70| 58|22| 1| 5| 244|30.01| 0.00| 85| 70| 62|24| 1| 9|
|13| 663|29.99| 0.00| 95| 67| 40|26| 1| 3| 930|30.07| 0.00| 96| 61| 32|24| 2| 7| 466|29.97| 0.00| 97| 62| 32|22| 0| 4|
|16| 837|29.93| 0.00| 99| 60| 27|26| 1| 4| 788|29.99| 0.00|103| 58| 23|22| 1| 6| 812|29.89| 0.00|102| 58| 24|08| 2| 6|
|19| 148|29.90| 0.00| 96| 61| 31|26| 0| 3| 322|29.94| 0.00| 98| 55| 24|23| 0| 4| 244|29.85| 0.00| 98| 60| 29|10| 1| 4|
|22| 0|29.95| 0.00| 86| 66| 51|21| 1| 4| 0|29.96| 0.00| 88| 60| 38|18| 0| 1| 0|29.90| 0.00| 89| 64| 43|27| 0| 3|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JUL 22 | JUL 23 | JUL 24 |
| | | |
|01| 0|29.91| 0.00| 83| 68| 61|06| 1| 5| 0|29.89| 0.00| 80| 70| 73|06| 0| 1| 0|29.91| 0.00| 77| 71| 81|11| 0| 3|
|04| 0|29.89| 0.00| 78| 63| 59|06| 0| 1| 0|29.89| 0.00| 77| 71| 82|06| 0| 0| 0|29.89| 0.00| 76| 72| 89|07| 0| 2|
|07| 25|29.91| 0.00| 72| 64| 75|21| 0| 0| 19|29.91| 0.00| 74| 70| 88|11| 0| 1| 7|29.92| 0.00| 75| 73| 91|09| 2| 4|
|10| 522|29.92| 0.00| 87| 65| 47|16| 0| 1| 577|29.91| 0.00| 86| 71| 61|09| 3| 7| 146|29.96| 0.00| 80| 73| 79|09| 1| 5|
|13| 898|29.90| 0.00| 95| 62| 33|08| 4| 9|1013|29.89| 0.00| 91| 71| 51|09| 2| 7| 374|29.95| 0.00| 85| 74| 71|09| 4| 9|
|16| 826|29.84| 0.00| 99| 63| 31|10| 2| 11| 974|29.81| 0.00| 97| 67| 38|08| 3| 12| 127|29.94| 0.00| 82| 73| 74|08| 1| 9|
|19| 221|29.81| 0.00| 96| 63| 34|09| 2| 7| 171|29.84| 0.00| 88| 66| 49|09| 7| 14| 47|29.95| 0.00| 80| 73| 78|06| 0| 5|
|22| 0|29.86| 0.00| 86| 70| 60|27| 1| 9| 0|29.87| 0.00| 80| 69| 70|11| 1| 4| 0|29.95| 0.00| 78| 73| 85|08| 1| 3|
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JUL 25 | JUL 26 | JUL 27 |
| | | |
|01| 0|29.99| 0.00| 76| 73| 90|10| 1| 3| | | | | | | | | | | | | | | | | | |
|04| 0|30.00| 0.00| 77| 75| 93|21| 0| 3| | | | | | | | | | | | | | | | | | |
|07| 16|30.04| 0.00| 76| 74| 94|26| 0| 3| | | | | | | | | | | | | | | | | | |
|10| 584|30.08| 0.00| 85| 72| 65|24| 1| 6| | | | | | | | | | | | | | | | | | |
|13| 355|30.08| 0.00| 93| 70| 48|22| 1| 10| | | | | | | | | | | | | | | | | | |
|16| 860|30.02| 0.00| 99| 64| 32|22| 3| 11| | | | | | | | | | | | | | | | | | |
|19| 237|29.99| 0.00| 95| 65| 38|24| 1| 5| | | | | | | | | | | | | | | | | | |
|22| 0|30.03| 0.00| 85| 69| 59|22| 1| 5| | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JUL 28 | JUL 29 | JUL 30 |
| | | |
|01| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|04| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|07| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|10| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|13| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|16| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|19| | | | | | | | | | | | | | | | | | | | | | | | | | | |
|22| | | | | | | | | | | | | | | | | | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+----+-----+-----+---+---+---+--+---+---+
| JUL 31 | | |
| | | |
|01| | | | | | | | | | | |
|04| | | | | | | | | | | |
|07| | | | | | | | | | | |
|10| | | | | | | | | | | |
|13| | | | | | | | | | | |
|16| | | | | | | | | | | |
|19| | | | | | | | | | | |
|22| | | | | | | | | | | |
+--+----+-----+-----+---+---+---+--+---+---+---------------------------------------+---------------------------------------+
WEATHER NOTES SUMMARY BY HOURS
+--+-----------------------------+---------+
Wind Direction: Directions are those from which the wind is blowing, | | Averages | |
indicated in tens of degrees from true North: i.e., 09 for East, 18 for | +----+------+---+---+---+-----+Resultant|
South, 27 for West, and 00 or 36 for North. | | | | | | | | |
Wind Speed: The observed one-minute average speed in miles-per-hour. | | | | T | | | | Wind |
Wind Gust: The maximum instantaneous wind speed for the ten minute-period | | | | e | | % | W +----+----+
preceding the observation. | | | | m | D | | i | D | |
Rainfall Rate: The instantaneous rainfall rate at time of observation, | | S | P | p | e | H | n | i | |
calculated by timing consecutive 0.01" pulses from the electronic rain | | u | r | e | w | u | d | r | |
gauge and interpolating this rate for one hour. | | n | e | r | | m | | e | |
| | s | s | a | P | i | S | c | S |
| H| h | s | t | o | d | p | t | p |
| o| i | u | u | i | i | e | i | e |
| u| n | r | r | n | t | e | o | e |
| r| e | e | e | t | y | d | n | d |
+--+----+------+---+---+---+-----+----+----+
|01| 0|29.971| 78| 68| 73| 0.4| 22 | 0.3|
|04| 0|29.965| 75| 69| 81| 0.2| 22 | 0.2|
|07| 20|29.992| 73| 69| 87| 0.2| 17 | 0.1|
|10| 447|30.014| 85| 71| 64| 1.0| 23 | 0.6|
|13| 800|29.992| 93| 68| 44| 1.4| 14 | 0.3|
|16| 693|29.938| 96| 64| 37| 1.8| 18 | 0.5|
|19| 218|29.914| 91| 64| 43| 1.4| 19 | 0.3|
|22| 0|29.943| 83| 67| 59| 0.7| 23 | 0.4|
+--+----+------+---+---+---+-----+----+----+
July 2008: Round Rock
---+-----------------------------------------------------------+-----------------------------------------------------------+---
| | |
D| A.M. Hour Ending at | P.M. Hour Ending at |D
a| | |a
t+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+t
e| 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 | 10 | 11 | 12 |e
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
01| | | | | | | | | | | | | | | | | | | | | | | | |01
02| | | | | | | | | | | | | | | | | | | | | | | | |02
03| | | | | | | | | | | | | | | | | | | | | | | | |03
04| | | | | | | | | | | | | | | | | | | | | | | | |04
05| | | | | | | | | | | | | | | | | | | | | | | | |05
| | | | | | | | | | | | | | | | | | | | | | | | |
06| | | | | | | | | | | | | | | | | | | | | | | | |06
07| | | | | | | | | | | | | | | | |0.17|0.13|0.01| | |0.01| | |07
08| | | | | | | | | | | | | | | | | | | | | | | | |08
09| | | | | | | | | | | | | | | | | | | | | | | | |09
10| | | | | | | | | | | | | | | | | | | | | | | | |10
| | | | | | | | | | | | | | | | | | | | | | | | |
11| | | | | | | | | | | | | | | | | | | | | | | | |11
12| | | | | | | | | | | | | | | | | | | | | | | | |12
13| | | | | | | | | | | | | | | | | | | | | | | | |13
14| | | | | | | | | | | | | | | | | |0.01| | | | | | |14
15| | | | | | | | | | | | | | | | | | | | | | | | |15
| | | | | | | | | | | | | | | | | | | | | | | | |
16| | | | | | | | | | | | | | | | | | | | | | | | |16
17| | | | | | | | | | | | | | | | | | | | | | | | |17
18| | | | | | | | | | | | | | | | | | | | | | | | |18
19| | | | | | | | | | | | | | | | | | | | | | | | |19
20| | | | | | | | | | | | | | | | | | | | | | | | |20
| | | | | | | | | | | | | | | | | | | | | | | | |
21| | | | | | | | | | | | | | | | | | | | | | | | |21
22| | | | | | | | | | | | | | | | | | | | | | | | |22
23| | | | | | | | | | | | | | | | | |0.03| | | | | | |23
24| | | | | | | | | | | | | |0.04| | | | | | | | | | |24
25| | | | | | | | | | | | | | | | | | | | | | | | |25
| | | | | | | | | | | | | | | | | | | | | | | | |
26| | | | | | | | | | | | | | | | | | | | | | | | |26
27| | | | | | | | | | | | | | | | | | | | | | | | |27
28| | | | | | | | | | | | | | | | | | | | | | | | |28
29| | | | | | | | | | | | | | | | | | | | | | | | |29
30| | | | | | | | | | | | | | | | | | | | | | | | |30
31| | | | | | | | | | | | | | | | | | | | | | | | |31
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
Sum|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.00|0.04|0.00|0.00|0.17|0.17|0.01|0.00|0.00|0.01|0.00|0.00|Sum
---+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+----+---
During a frozen precipitation event, hourly precipitation totals may not be recorded. In this case, daily amounts are
typically entered in the last column (hour ending at 12 A.M.)
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METEOROLOGICAL DATA FOR 2008 Round Rock Latitude: 30° 32' 55" N Longitude: 97° 37' 34" W Elevation: 709 ft Time Zone: Central +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | Year| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |TEMPERATURE | | | | | | | | | | | | | | | Average | | | | | | | | | | | | | | | -Daily Maximum | 60.2| 72.9| 74.6| 80.7| 88.4| 98.6| 98.5| | | | | | 82.0| | -Daily Minimum | 37.0| 42.8| 49.7| 56.6| 66.9| 74.3| 72.9| | | | | | 57.2| | -Monthly | 48.6| 57.9| 62.1| 68.6| 77.7| 86.4| 85.7| | | | | | 69.6| | -Monthly Dewpt. | 36.0| 42.4| 48.0| 54.4| 63.5| 67.7| 67.7| | | | | | 54.2| | Extremes | | | | | | | | | | | | | | | -Highest | 77.9| 91.4| 95.4| 91.0| 98.5| 102.5| 103.6| | | | | | 103.6| | -Date | 5| 25| 14| 22| 20| 18| 14| | | | | | JUL 14| | -Lowest | 20.3| 24.4| 28.4| 38.5| 52.3| 67.6| 68.6| | | | | | 20.3| | -Date | 20| 1| 8| 14| 4| 22| 2| | | | | | JAN 20| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |DEGREE DAYS | | | | | | | | | | | | | | | Heating Base 65°F | 507| 226| 156| 45| 0| 0| 0| | | | | | 934| | | | | | | | | | | | | | | | | Cooling Base 65°F | 9| 27| 73| 163| 403| 650| 526| | | | | | 1851| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |SOLAR RADIATION (W/m2) | 107.6| 164.1| 170.4| 226.2| 246.0| 280.3| 271.2| | | | | | 209.4| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |NUMBER OF DAYS | | | | | | | | | | | | | | | Sunrise to Sunset | | | | | | | | | | | | | | | -Clear | 26| 25| 25| 24| 24| 2| 22| | | | | | 148| | -Partly Cloudy | 1| 1| 1| 3| 1| 1| 1| | | | | | 9| | -Cloudy | 4| 3| 5| 3| 6| 0| 2| | | | | | 23| | | | | | | | | | | | | | | | | Precipitation | | | | | | | | | | | | | | | .01 inches or more | 9| 4| 12| 7| 6| 4| 4| | | | | | 46| | | | | | | | | | | | | | | | | Snow, Ice pellets | | | | | | | | | | | | | | | 1.0 inches or more | 0| 0| 0| 0| 0| 0| 0| | | | | | 0| | | | | | | | | | | | | | | | | Thunderstorms | 0| 2| 4| 4| 6| 2| 1| | | | | | 19| | | | | | | | | | | | | | | | | Heavy Fog, visibility| | | | | | | | | | | | | | | 1/4 mile or less | 5| 1| 1| 0| 1| 0| 0| | | | | | 8| | | | | | | | | | | | | | | | | Temperature | | | | | | | | | | | | | | | -Maximum | | | | | | | | | | | | | | | 90°F and above | 0| 1| 1| 2| 16| 30| 24| | | | | | 74| | 32°F and below | 0| 0| 0| 0| 0| 0| 0| | | | | | 0| | -Minimum | | | | | | | | | | | | | | | 32°F and below | 11| 2| 1| 0| 0| 0| 0| | | | | | 14| | 0°F and below | 0| 0| 0| 0| 0| 0| 0| | | | | | 0| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |PRESSURE | | | | | | | | | | | | | | | Average | | | | | | | | | | | | | | | -Monthly |30.186|30.011|29.978|29.934|29.820|29.901|29.966| | | | | | 29.971| | Extremes | | | | | | | | | | | | | | | -Highest | 30.97| 30.42| 30.46| 30.37| 30.12| 30.16| 30.09| | | | | | 30.97| | -Date | 2| 27| 24| 14| 4| 30| 25| | | | | | JAN 2| | -Lowest | 29.70| 29.61| 29.43| 29.43| 29.39| 29.57| 29.80| | | | | | 29.39| | -Date | 29| 25| 18| 10| 22| 4| 23| | | | | | MAY 22| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |RELATIVE HUMIDITY (%) | | | | | | | | | | | | | | | Average | | | | | | | | | | | | | | | -Monthly | 66.7| 62.0| 66.8| 65.6| 66.8| 59.7| 61.3| | | | | | 64.1| | -Local Time | | | | | | | | | | | | | | | Hour 01 | 75| 74| 77| 78| 79| 74| 74| | | | | | 76| | Hour 07 | 83| 81| 83| 85| 85| 87| 89| | | | | | 85| | Hour 13 | 49| 44| 53| 51| 53| 43| 42| | | | | | 48| | Hour 19 | 61| 54| 56| 51| 53| 40| 45| | | | | | 52| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |PRECIPITATION | | | | | | | | | | | | | | | Water Equivalent | | | | | | | | | | | | | | | -Total | 1.58| 0.49| 3.66| 4.11| 3.65| 0.28| 0.40| | | | | | 14.17| | -Greatest (24 hrs) | 0.54| 0.43| 1.42| 2.20| 3.08| 0.22| 0.32| | | | | | 3.08| | -Date | 8| 15-16| 18-19| 25| 14-15| 29-30| 7| | | | | |MAY 14-15| | | | | | | | | | | | | | | | | Snow, Ice pellets | | | | | | | | | | | | | | | -Total | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| | | | | | 0.0| | -Greatest (24 hrs) | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| | | | | | 0.0| | -Date | | | | | | | | | | | | | | +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |WIND | | | | | | | | | | | | | | | Resultant | | | | | | | | | | | | | | | -Direction | 298| 269| 287| 276| 241| 234| 197| | | | | | 260| | -Speed | 0.5| 0.6| 0.9| 0.4| 0.1| 1.2| 0.3| | | | | | 0.5| | Average Speed | 1.7| 1.8| 2.4| 1.4| 1.3| 1.6| 0.9| | | | | | 1.6| | Maximum One-minute | | | | | | | | | | | | | | | Average | | | | | | | | | | | | | | | -Direction | NW| NW| NNW| W| NW| SW| SSW| | | | | | NW| | -Speed | 19| 16| 19| 14| 14| 10| 10| | | | | | 19| | -Date | 29| 5| 18| 4| 14| 4| 8| | | | | | JAN 29| | Peak Gust | | | | | | | | | | | | | | | -Direction | NW| NW| N| NW| E| WSW| S| | | | | | NW| | -Speed | 35| 26| 30| 26| 30| 24| 20| | | | | | 35| | -Date | 31| 5| 18| 17| 14| 5| 8| | | | | | JAN 31| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+MEANS AND EXTREMES* Round Rock Latitude: 30° 32' 55" N Longitude: 97° 37' 34" W Elevation: 709 ft Time Zone: Central +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | Year| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |TEMPERATURE | | | | | | | | | | | | | | | Average | | | | | | | | | | | | | | | -Daily Maximum | 57.4| 69.3| 74.9| 78.0| 86.4| 94.3| 94.3| 95.3| 88.9| 83.6| 73.5| 65.7| 80.1| | -Daily Minimum | 36.9| 41.8| 52.1| 55.4| 66.1| 72.8| 72.9| 74.7| 65.6| 59.0| 50.0| 40.5| 57.3| | -Monthly | 47.2| 55.6| 63.5| 66.7| 76.2| 83.5| 83.6| 85.0| 77.2| 71.3| 61.8| 53.1| 68.7| | -Monthly Dewpt. | 36.5| 40.7| 50.1| 54.2| 64.2| 69.2| 70.0| 72.3| 61.7| 57.0| 48.1| 40.4| 55.4| | Extremes | | | | | | | | | | | | | | | -Record Highest | 78.6| 91.4| 95.4| 91.0| 98.5| 102.5| 103.6| 100.7| 94.9| 92.9| 89.7| 82.8| 103.6| | -Year | 2007| 2008| 2008| 2008| 2008| 2008| 2008| 2007| 2007| 2006| 2006| 2007| JUL 2008| | -Record Lowest | 20.3| 19.7| 28.4| 32.9| 52.3| 64.2| 68.6| 69.9| 55.4| 37.6| 31.6| 24.1| 19.7| | -Year | 2008| 2007| 2008| 2007| 2008| 2007| 2008| 2007| 2006| 2007| 2006| 2007| FEB 2007| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |MEAN DEGREE DAYS | | | | | | | | | | | | | | | Heating Base 65°F | 548| 279| 125| 74| 0| 0| 0| 0| 0| 39| 165| 378| 1608| | | | | | | | | | | | | | | | | Cooling Base 65°F | 6| 21| 86| 134| 359| 561| 523| 630| 267| 243| 81| 21| 2929| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |SOLAR RADIATION (W/m2) | 101.0| 158.9| 165.0| 214.3| 225.6| 258.5| 240.7| 246.0| 221.9| 176.9| 129.7| 112.2| 187.5| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |MEAN NUMBER OF DAYS | | | | | | | | | | | | | | | Sunrise to Sunset | | | | | | | | | | | | | | | -Clear | 21.0| 22.0| 22.0| 22.0| 22.5| 12.0| 22.5| 25.0| 13.5| 23.5| 24.5| 24.5| 255.0| | -Partly Cloudy | 1.0| 2.0| 2.5| 3.5| 3.0| 2.0| 1.5| 5.0| 3.0| 4.5| 0.5| 2.0| 30.5| | -Cloudy | 9.0| 4.5| 6.5| 4.5| 5.5| 2.5| 4.0| 1.0| 2.0| 3.0| 5.0| 4.5| 52.0| | | | | | | | | | | | | | | | | Precipitation | | | | | | | | | | | | | | | .01 inches or more | 12.0| 5.5| 12.0| 9.5| 10.5| 9.5| 11.5| 7.0| 4.0| 6.5| 4.0| 10.0| 102.0| | | | | | | | | | | | | | | | | Snow, Ice pellets | | | | | | | | | | | | | | | 1.0 inches or more | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| | | | | | | | | | | | | | | | | Thunderstorms | 1.0| 1.0| 5.0| 5.0| 7.0| 6.5| 5.0| 7.0| 3.0| 2.5| 1.5| 1.0| 45.5| | | | | | | | | | | | | | | | | Heavy Fog, visibility| | | | | | | | | | | | | | | 1/4 mile or less | 3.0| 1.0| 1.5| 0.0| 1.0| 0.0| 0.0| 0.0| 0.5| 1.0| 0.5| 2.0| 10.5| | | | | | | | | | | | | | | | | Temperature | | | | | | | | | | | | | | | -Maximum | | | | | | | | | | | | | | | 90°F and above | 0.0| 0.5| 0.5| 1.0| 10.0| 24.0| 21.0| 30.0| 13.0| 10.5| 0.5| 0.0| 111.0| | 32°F and below | 1.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 1.0| | -Minimum | | | | | | | | | | | | | | | 32°F and below | 11.0| 4.5| 1.5| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.5| 7.5| 25.0| | 0°F and below | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |MEAN PRESSURE | | | | | | | | | | | | | | | Average | | | | | | | | | | | | | | | -Monthly |30.202|30.048|30.016|29.958|29.883|29.897|29.957|29.940|30.004|29.970|30.093|30.125| 30.008| | Extremes | | | | | | | | | | | | | | | -Record Highest | 30.97| 30.52| 30.60| 30.40| 30.20| 30.16| 30.11| 30.08| 30.22| 30.50| 30.53| 30.76| 30.97| | -Year | 2008| 2007| 2007| 2007| 2007| 2008| 2007| 2007| 2006| 2007| 2006| 2006| JAN 2008| | -Record Lowest | 29.68| 29.52| 29.43| 29.43| 29.39| 29.57| 29.78| 29.80| 29.82| 29.43| 29.45| 29.67| 29.39| | -Year | 2007| 2007| 2008| 2008| 2008| 2008| 2007| 2007| 2007| 2006| 2006| 2007| MAY 2008| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |RELATIVE HUMIDITY (%) | | | | | | | | | | | | | | | Average | | | | | | | | | | | | | | | -Monthly | 71.7| 63.4| 68.5| 68.8| 71.0| 68.2| 70.8| 71.8| 63.5| 66.7| 67.0| 67.7| 68.3| | -Local Time | | | | | | | | | | | | | | | Hour 01 | 80| 75| 79| 80| 83| 81| 82| 86| 77| 79| 78| 79| 80| | Hour 07 | 85| 82| 83| 86| 88| 90| 92| 92| 86| 87| 83| 84| 87| | Hour 13 | 56| 46| 55| 54| 57| 53| 54| 53| 46| 49| 49| 48| 52| | Hour 19 | 68| 56| 59| 56| 58| 53| 58| 60| 51| 55| 62| 63| 58| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |PRECIPITATION | | | | | | | | | | | | | | | Water Equivalent | | | | | | | | | | | | | | | -Mean | 3.47| 0.31| 4.39| 3.22| 5.07| 5.50| 3.29| 2.43| 1.39| 4.15| 0.95| 2.84| 37.02| | -Maximum Monthly | 5.35| 0.49| 5.11| 4.11| 6.49| 10.72| 6.19| 2.43| 2.78| 7.67| 1.37| 4.53| 10.72| | -Year | 2007| 2008| 2007| 2008| 2007| 2007| 2007| 2007| 2007| 2006| 2007| 2006| JUN 2007| | -Minimum Monthly | 1.58| 0.12| 3.66| 2.34| 3.65| 0.28| 0.40| 2.43| 0.00| 0.63| 0.54| 1.16| 0.00| | -Year | 2008| 2007| 2008| 2007| 2008| 2008| 2008| 2007| 2006| 2007| 2006| 2007| SEP 2006| | -Greatest (24 hrs) | 2.95| 0.43| 2.27| 2.20| 3.08| 4.02| 1.16| 1.30| 1.21| 3.53| 1.12| 2.26| 4.02| | -Year | 2007| 2008| 2007| 2008| 2008| 2007| 2007| 2007| 2007| 2006| 2007| 2006| JUN 2007| | | | | | | | | | | | | | | | | Snow,Ice pellets,Hail| | | | | | | | | | | | | | | -Mean | 0.*| 0.0| 0.0| T| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.*| | -Maximum Monthly | 0.1| 0.0| 0.0| T| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.1| | -Year | 2007| 2007| 2007| 2007| 2007| 2007| 2007| 2007| 2006| 2006| 2006| 2006| JAN 2007| | -Minimum Monthly | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| | -Year | 2008| 2007| 2007| 2008| 2007| 2007| 2007| 2007| 2006| 2006| 2006| 2006| SEP 2006| | -Greatest (day) | 0.1| 0.0| 0.0| T| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.1| | -Year | 2007| 2007| 2007| 2007| 2007| 2007| 2007| 2007| 2006| 2006| 2006| 2006| JAN 2007| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ |WIND | | | | | | | | | | | | | | | Resultant | | | | | | | | | | | | | | | -Direction | 351| 268| 286| 314| 245| 235| 210| 209| 228| 320| 295| 303| 276| | -Speed | 0.4| 0.6| 0.8| 0.3| 0.1| 0.9| 0.3| 0.3| 0.2| 0.3| 0.4| 0.7| 0.3| | Average Speed | 1.7| 1.9| 2.0| 1.5| 1.1| 1.3| 0.8| 0.9| 0.9| 1.3| 1.6| 1.6| 1.4| | Maximum One-minute | | | | | | | | | | | | | | | Average | | | | | | | | | | | | | | | -Direction | NW| W| NNW| NW| NW| NW| SSW| E| NE| NW| NW| WNW| NW| | -Speed | 19| 18| 19| 15| 14| 19| 10| 12| 10| 20| 22| 19| 22| | -Year | 2008| 2007| 2008| 2007| 2008| 2007| 2008| 2007| 2006| 2006| 2006| 2007| NOV 2006| | Peak Gust | | | | | | | | | | | | | | | -Direction | NW| W| NW| NW| WNW| WNW| WNW| ESE| W| NNW| NNW| WNW| NNW| | -Speed | 35| 30| 30| 30| 31| 33| 25| 20| 19| 30| 36| 33| 36| | -Year | 2008| 2007| 2007| 2007| 2007| 2007| 2007| 2007| 2006| 2006| 2006| 2007| NOV 2006| +-------------------------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ *NOTE: Length of record: September 2006 to July 2008. PRECIPITATION +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | Year | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | Annual | +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | 2006 | | | | | | | | | 0.00| 7.67| 0.54| 4.53| 12.74 | | 2007 | 5.35| 0.12| 5.11| 2.34| 6.49| 10.72| 6.19| 2.43| 2.78| 0.63| 1.37| 1.16| 44.69 | | 2008 | 1.58| 0.49| 3.66| 4.11| 3.65| 0.28| 0.40| | | | | | 14.17 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ SNOWFALL +---------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | Year | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | Total | +---------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | 2005-06 | | | | | | | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0 | | 2006-07 | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.1| 0.0| 0.0| T| 0.0| 0.0| 0.1 | | 2007-08 | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| 0.0 | | 2008-09 | 0.0| 0.0| 0.0| 0.0| 0.0| 0.0| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | +---------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ TEMPERATURE +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | Year | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | Annual | +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | 2006 | | | | | | | | | 74.1| 70.8| 61.8| 53.0| 64.9 | | 2007 | 45.7| 53.3| 64.8| 64.8| 74.8| 80.6| 81.5| 85.0| 80.3| 71.8| 61.8| 53.2| 68.1 | | 2008 | 48.6| 57.9| 62.1| 68.6| 77.7| 86.4| 85.7| | | | | | 69.6 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ HEATING DEGREE DAYS: Base 65°F +---------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | Year | JUL | AUG | SEP | OCT | NOV | DEC | JAN | FEB | MAR | APR | MAY | JUN | Total | +---------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | 2005-06 | | | | | | | | | | | | | 0 | | 2006-07 | | | 0| 35| 154| 379| 589| 332| 93| 103| 0| 0| 1685 | | 2007-08 | 0| 0| 0| 43| 176| 377| 507| 226| 156| 45| 0| 0| 1530 | | 2008-09 | 0| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | +---------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ COOLING DEGREE DAYS: Base 65°F +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | Year | JAN | FEB | MAR | APR | MAY | JUN | JUL | AUG | SEP | OCT | NOV | DEC | Total | +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+ | 2006 | | | | | | | | | 65| 223| 69| 17| 374 | | 2007 | 3| 14| 98| 105| 314| 471| 520| 630| 468| 263| 92| 25| 3003 | | 2008 | 9| 27| 73| 163| 403| 650| 526| | | | | | 1851 | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | +------+------+------+------+------+------+------+------+------+------+------+------+------+---------+STATION LOCATION AND INSTRUMENTATION Round Rock +-------------------------+----------+----------+------------+------------+-----------------------------------------------------+ | | | | | | Elevation Above (ft) | | | | | | +------+----------------------------------------------+ | | | | | | | Ground | | | | | Latitude | Longitude | Sea +-----+-----+-----+---------+-------+----------+ | | | | | | | | | | | | | | Location | Occupied | Occupied | North | West | Level| Wind| Sun | Temp| Humidity| Rain | Barometer| | | From | To | | | | | | | | | | | | | | | | | | | | | | | +-------------------------+----------+----------+------------+------------+------+-----+-----+-----+---------+-------+----------+ | | | | | | | | | | | | | | | 9/24/2006| |30° 32' 55" |97° 37' 34" | 709| 9| 6| 6| 6 | 6 | 3 | |Round Rock, TX 78664 | | | | | | | | | | | | | | | | | | | | | | | | | +-------------------------+----------+----------+------------+------------+------+-----+-----+-----+---------+-------+----------+ Notes: Units are: Temperature=°F, Wind=mph, Pressure=Inches Hg, Precipitation=inches.INSTRUMENTATION DETAIL The following equipment is used for measuring meteorological data at this station: Davis Vantage Pro, Vantage Pro Plus, Vantage Pro2, Vantage Pro2 Plus Wind: Electronic sensors: Large cups: Instantaneous speed to 120 mph and direction to nearest 7°, greater of 2 mph or ±5%. Small cups: Instantaneous speed to 175 mph and direction to nearest 7°, greater of 3 mph or ±5%. Temperature: Electronic sensor: -40° to 140°F, ±1°F. Humidity: Electronic sensor: 0 to 100% RH, ±3%. Barometer: Electronic sensor: 26.00 to 32.00 inches Hg, ±0.05". Rainfall: 6.5-inch diameter electronic tipping bucket rain gauge. Resolution 0.01", ±4%. Sunshine: Electronic sensor: 0 to 1600 W/m^2, 5%. UV: Electronic sensor: 0 to 16 Index, 8%. Snow, ice pellets, glaze and other meteorological phenomenon not recorded by the Weather Computer are manually observed and recorded in the station record.