Point Forecast: Zion IL
 42.45N 87.84W
Last Update: 10:11 pm CDT Jul 14, 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  

Date07/1407/15
Hour (CDT)230001020304050607080910111213141516171819202122
Temperature (°F)696968686868686970737678808181818181818078777777
Dewpoint (°F)656463636263646566676768686868696969696969696970
Heat Index (°F)7678828384848585848378777777
Surface Wind (mph)333333322355677888776555
Wind DirSSSSSWSSWSSWSSWSSWSSWSSWSSSSSESSESSESESESESESEESESESSE
Gust
Sky Cover (%)654579101214131211121213172024273034343333
Precipitation Potential (%)000000000000004444446666
Relative Humidity (%)868583838384868788817470676666666767676973767781
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (CDT)230001020304050607080910111213141516171819202122
Temperature (°F)767575747373737474768083858686878887868381797876
Dewpoint (°F)717171717171727273737474747474747474737272727272
Heat Index (°F)767575778490939494959695938986827876
Surface Wind (mph)555333335556778888877777
Wind DirSSESSSSSWSSWSSWSSWSSWSSWSSSSSSSSSSWSWSWWSWWW
Gust1313
Sky Cover (%)282419212426313639404040414344423936455361667277
Precipitation Potential (%)6688888810101010101030303030303058585858
Relative Humidity (%)858688899293949597908275727068666464667074798386
Rain----------------------------ChcChcChcChcChcChcLklyLklyLklyLkly
Thunder----------------------------ChcChcChcChcChcChcLklyLklyLklyLkly

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