Point Forecast: Decatur Airport IL
 39.84N 88.88W (Elev. 650 ft)
Last Update: 5:25 am CDT Jul 14, 2025
Tabular Forecast
[show menu]Get as XML

Date07/1407/15
Hour (CDT)060708091011121314151617181920212223000102030405
Temperature (°F)686971747780828485868786858481807875747372737272
Dewpoint (°F)686970717171707069696969696969696969696868686868
Heat Index (°F)7783868889909190898884837875
Surface Wind (mph)122355333333333332232223
Wind DirNNENNNEENEEEEEESESESSESEESEEESEESEESEESEESEESEESEESEESEESE
Gust
Sky Cover (%)737265585141322325283030303031313231313032333537
Precipitation Potential (%)010055557755733355533333
Relative Humidity (%)10010097908274676359575557596167697482848487848787
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (CDT)060708091011121314151617181920212223000102030405
Temperature (°F)707275788284858586868685848281797877767574747474
Dewpoint (°F)686970717373737373737373737373737373727272727272
Heat Index (°F)757887909292939393929087867978777675
Surface Wind (mph)356777777888777666555666
Wind DirESEESEESESESESESESESESESESESESESESSESSESSESSESSESSSS
Gust
Sky Cover (%)394129262834435152545557606254463842475154565957
Precipitation Potential (%)31818181818184545454545451818181818181616161616
Relative Humidity (%)939084797470676765656567707477828588879093939393
Rain--SChcSChcSChcSChcSChcSChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc
Thunder--------SChcSChcSChcChcChcChcChcChcChcSChcSChcSChc----------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Hazardous WeatherCooperative Observers
River Info (NWPS)Local Climate
NOAA Weather RadioHome