Point Forecast: Decatur Airport IL
 39.84N 88.88W (Elev. 198 m)
Last Update: 3:26 am CDT Jul 14, 2025
Tabular Forecast
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Weather ElementsFire WeatherProbabilistic Forecasts (Experimental)
Description | Survey
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
20ft Wind  
Vent Rate (x1000 mph-m)
Quantitative Precipitation     info
    0.100.250.501.00
Snowfall     info
    0.1in1in3in6in12in

48-Hour Period Starting:       Back 2 Days  

Date07/1407/15
Hour (CDT)040506070809101112131415161718192021222300010203
Temperature (°C)212120212223252728292930313029292727262423232223
Dewpoint (°C)202020212122222221212121212121212121212121202020
Heat Index (°C)2529293232323332323129282624
Surface Wind (mph)211223553333333333322322
Wind DirNENENNENNNEENEEEEEESESESSESEESEEESEESEESEESEESEESEESEESE
Gust
Sky Cover (%)737373726558514132232528303030303131323131303233
Precipitation Potential (%)740100555577557333555333
Relative Humidity (%)9797991009590817368625957565758606870758083838685
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (CDT)040506070809101112131415161718192021222300010203
Temperature (°C)222221222426282929293030302929282726262524242323
Dewpoint (°C)202020212122232323232323232323232323232322222222
Heat Index (°C)242631323333343434333231292826252424
Surface Wind (mph)233567777778887776665556
Wind DirESEESEESEESEESESESESESESESESESESESESESESSESSESSESSESSESS
Gust
Sky Cover (%)353739412926283443515254555760625446384247515456
Precipitation Potential (%)333181818181818454545454545181818181818161616
Relative Humidity (%)888892908479747068676665656771747881858789909293
Rain------SChcSChcSChcSChcSChcSChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChc
Thunder------------SChcSChcSChcChcChcChcChcChcChcSChcSChcSChc------------

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