Point Forecast: Sparta IL
 38.16N 89.72W (Elev. 489 ft)
Last Update: 12:21 pm CDT Jul 15, 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  
Vent Rate (x1000 mph-ft)
Quantitative Precipitation     info
    0.100.250.501.00
Snowfall     info
    0.1in1in3in6in12in

48-Hour Period Starting:       Back 2 Days  

Date07/1507/16
Hour (CDT)131415161718192021222300010203040506070809101112
Temperature (°F)858586848180797776757675757574737373757780838688
Dewpoint (°F)747474747474747473737373737373737272737576767676
Heat Index (°F)9393949186857977767576757575757786919699
Surface Wind (mph)677888766666656665566667
Wind DirSSSSSSSSSSSSSSWSWSWSWSWSWSWSWSWSWSW
Gust
Sky Cover (%)858860597587927171544840393235373941444138353330
Precipitation Potential (%)22334448513727221815119999644579152014
Relative Humidity (%)7070687279828590909490949494971009797949488807268
RainSChcChcChcChcChcChcChcSChcSChcSChc----------------------SChcSChc--
ThunderSChcChcChcChcChcChcChcSChcSChcSChc----------------------------

Date07/17
Hour (CDT)131415161718192021222300010203040506070809101112
Temperature (°F)909191928987838281797877777676757474757780838587
Dewpoint (°F)767675757576767675757575757574747474747576777777
Heat Index (°F)102103102103999891898779787777767675757786929699
Surface Wind (mph)788888978776633333355667
Wind DirSWSWSWSWSWSSWSSSSWSWSWSWSWSWSWSWSWSWSWSWSWW
Gust
Sky Cover (%)273237424752575248433935303842464441393633303438
Precipitation Potential (%)81323292929141414141414111111111111111111111111
Relative Humidity (%)64626058647080828288919494979497100100979488827772
Rain----SChcChcChcChc------------------------------------
Thunder----SChcChcChcChc------------------------------------

Additional Forecasts and Information
International System of UnitsForecast Discussion
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City Digital FcstCounty Digital Fcst
Hazardous WeatherRiver Stages
STL Climate SummaryCOU Climate Summary
UIN Climate SummaryLocal Climatology
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