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  

Date07/15
Hour (CDT)000102030405060708091011121314151617181920212223
Temperature (°F)696868686868697073767880818181818181807877777776
Dewpoint (°F)646363626364656667676868686869696969696969697071
Heat Index (°F)767882838484858584837877777776
Surface Wind (mph)333333223556778887765555
Wind DirSSSSWSSWSSWSSWSSWSSWSSWSSSSSESSESSESESESESESEESESESSESSE
Gust
Sky Cover (%)5457910121413121112121317202427303434333328
Precipitation Potential (%)000000000000044444466666
Relative Humidity (%)858383838486878881747067666666676767697376778185
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (CDT)000102030405060708091011121314151617181920212223
Temperature (°F)757574737373747476808385868687888786838179787674
Dewpoint (°F)717171717172727373747474747474747473727272727271
Heat Index (°F)7575778490939494959695938986827876
Surface Wind (mph)553333355567788888777777
Wind DirSSSSSWSSWSSWSSWSSWSSWSSSSSSSSSSWSWSWWSWWWW
Gust1313
Sky Cover (%)241921242631363940404041434442393645536166727778
Precipitation Potential (%)68888881010101010103030303030305858585858
Relative Humidity (%)868889929394959790827572706866646466707479838690
Rain--------------------------ChcChcChcChcChcChcLklyLklyLklyLklyLkly
Thunder--------------------------ChcChcChcChcChcChcLklyLklyLklyLklyLkly

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