Point Forecast: Downers Grove IL
 41.8N 88W
Last Update: 8:42 pm CDT Jul 13, 2025
Tabular Forecast
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Weather ElementsFire WeatherProbabilistic Forecasts (Experimental)
Description | Survey
Temperature (°F)
Dewpoint (°F)
Heat Index (°F)

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

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

48-Hour Period Starting:       Back 2 Days  

Date07/1307/14
Hour (CDT)202122230001020304050607080910111213141516171819
Temperature (°F)777573727170696867666668737780828486878888878685
Dewpoint (°F)585960616264646464646464646363626161606061616262
Heat Index (°F)77757782838586878888878786
Surface Wind (mph)532222222222235555556665
Wind DirWNWWNWNNWNWWWSSWWSWWSWWWNWWSWWSWWSWWSWWSWWSWWSWSWWSWWSWWSWWSWSW
Gust
Sky Cover (%)4938282525202020151515151173455545557
Precipitation Potential (%)000000000000000000000001
Relative Humidity (%)525763687379828689919388756355504543414040424447
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (CDT)202122230001020304050607080910111213141516171819
Temperature (°F)817875747372717069686870757983868788899090898886
Dewpoint (°F)636464646362626262626364646667676868686868686868
Heat Index (°F)837875757986899092939393939290
Surface Wind (mph)323333333333355677888877
Wind DirSSEESEESEESESESESSESSSSSSSSSSSSSSSSS
Gust1313
Sky Cover (%)8787788910121212121314202531364045454545
Precipitation Potential (%)1111122222277777718181818181813
Relative Humidity (%)546168707273757779818379706459555251494948495153
Rain----------------------------------SChcSChcSChcSChcSChcSChc--
Thunder----------------------------------------SChcSChcSChc--

Additional Forecasts and Information
International System of UnitsForecast Discussion
7-Day ForecastHourly Weather Graph
Graphical Hazardous Weather OutlookHazardous Weather
Regional Weather ConditionsPast Weather Information