Beteljuice's Zambretti Algorhithm based Forecaster - v1.0 Enter Data Environment: Hemisphere: North South   Local 'Weather Range':   Low:  High: Current Variables: Wind conditions: Calm N NNE NE ENE E ESE SE SSE S SSW SW WSW W WNW NW NNW   Month: January February March April May June July August September October November December Baro: (Relative / Sea Level Adjusted) (hPa / mb):    Trend: Steady Rising Falling   12 Hour Forecast: Your forecast will appear here Best done at 09:00 local solar time

This page is a simple input / output form for a Javascript version of the the 1915 Negretti and Zambra (Zambretti) weather forecaster. A forecast at approx. 09:00 local Solar Time is allegedly better than 90% accurate ! - even though it takes no account of rate of barometer change, wind speed or temperature. This code is free for all, including redistribution, as long as NO CHARGE is ever made for it's use or output. beteljuice - June 2008