Point Forecast: Chicago/Romeoville, Lewis University Airport IL
 41.61N 88.1W
Last Update: 12:26 am CDT Jul 16, 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  

Date07/1607/17
Hour (CDT)010203040506070809101112131415161718192021222300
Temperature (°C)232323222323242527282931313233333230282727262424
Dewpoint (°C)222222222222232323232323232323232323232323232323
Heat Index (°C)242529313335363738373735323128262424
Surface Wind (mph)33333355667891011131111111110101010
Wind DirSSSSSSSWSSWSSWSWSWSSWSSWSSWSWSWSWSWWSWWSWWSWWSWWSWWSWWSW
Gust21222120
Sky Cover (%)545657595755535251515152525048465258646771746571
Precipitation Potential (%)292423211811888777222222555555626262626262
Relative Humidity (%)899395969694938883787266615856566067757882869093
RainChcSChcSChcSChcSChc--------------SChcSChcSChcLklyLklyLklyLklyLklyLklyLklyLklyLkly
Thunder------------------------SChcSChcSChcLklyLklyLklyLklyLklyLklyLklyLklyLkly

Date07/18
Hour (CDT)010203040506070809101112131415161718192021222300
Temperature (°C)232323222222212122232424252626252423222019181817
Dewpoint (°C)222222222221212121212120202019191817171615141414
Heat Index (°C)24252526262524
Surface Wind (mph)109998899910101011111111111110109877
Wind DirWWWWWNWWNWWNWWNWNWNWNWNNWNNWNNNNENNENNENNENNENNENNENNENNE
Gust
Sky Cover (%)767675757778797877767778797876747372717069686766
Precipitation Potential (%)575757575757232323232323202020202020888888
Relative Humidity (%)9495969697971009891858076737170707071737577798082
RainLklyLklyLklyLklyLklyLklySChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc------------
ThunderSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc------------

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