Point Forecast: Westmont IL
 41.8N 87.97W
Last Update: 9:56 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)222300010203040506070809101112131415161718192021
Temperature (°F)727170696867666666687377808385868788888786858278
Dewpoint (°F)596264656565646464646463626261616060616162626363
Heat Index (°F)77828385868788888787868378
Surface Wind (mph)222222222223555555666532
Wind DirNNWWWSSWWSWWSWWWWSWWSWWSWWSWWSWWSWSWSWSWWSWWSWWSWSSWSSEESE
Gust
Sky Cover (%)28252520202015151515117345555556787
Precipitation Potential (%)000000000000000000000111
Relative Humidity (%)637280879193949697897462544945434140404144475360
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (CDT)222300010203040506070809101112131415161718192021
Temperature (°F)767473727170696969717580838688888990908988868482
Dewpoint (°F)636363636362626263636466676767676768686767676868
Heat Index (°F)767581868991929393939392908784
Surface Wind (mph)333333333335667788888766
Wind DirESEESESESESSESSSSSSSSSSSSSSSSSSS
Gust1313
Sky Cover (%)877889101212121213142025313641454545454443
Precipitation Potential (%)111222222777777181818181818131313
Relative Humidity (%)656970747576788081786963585451504948484850535863
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