Point Forecast: Decatur Airport IL
 39.84N 88.88W (Elev. 198 m)
Last Update: 10:41 pm 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  

Date07/15
Hour (CDT)000102030405060708091011121314151617181920212223
Temperature (°C)232323232323222324262828292929292930292827262525
Dewpoint (°C)222222222222222223232323232323232323232322222223
Heat Index (°C)24263132333334343434333129262525
Surface Wind (mph)222233556678877777766655
Wind DirESEEEEEEEESESESESSESSESSESSESSESSESESESESSESSESSESSESSE
Gust
Sky Cover (%)293549604044513834394256576257585552614753352830
Precipitation Potential (%)012224544101624214040503943301818181818
Relative Humidity (%)9093949393931009790857474727270707068677477828588
Rain--------------------SChcSChcSChcChcChcChcChcChcChcSChcSChcSChcSChcSChc
Thunder--------------------SChcSChcSChcChcChcChcChcChcChcSChcSChcSChcSChcSChc

Date07/16
Hour (CDT)000102030405060708091011121314151617181920212223
Temperature (°C)242423232323232425272829303132323232312929282727
Dewpoint (°C)232222222222232323242424232323232323232323232323
Heat Index (°C)24242425293234343537373737343332313029
Surface Wind (mph)333555666777888999888777
Wind DirSSSSSWSSWSSWSSWSSWSWSWSWSWSWSWSWSWSWSWSWSSWSSWSSWSSSW
Gust
Sky Cover (%)354047546158565349464238332927252323232326303338
Precipitation Potential (%)181313131313131010101010102323232323232929292929
Relative Humidity (%)909093939393979490857772686561606061636770747779
RainSChc------------------------SChcSChcSChcSChcSChcSChcChcChcChcChcChc
ThunderSChc------------------------SChcSChcSChcSChcSChcSChcChcChcChcChcChc

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