Point Forecast: De Kalb IL
 41.94N 88.76W
Last Update: 12:42 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)131415161718192021222300010203040506070809101112
Temperature (°F)787980808079777572706968676565646465677175778082
Dewpoint (°F)626262626262636463626262616160606061626566676767
Heat Index (°F)788181818179777575778284
Surface Wind (mph)788776322335555553335555
Wind DirWWWWWWWWSWSWSSWSSWSSWSSWSSWSWWSWWSWWSWWSWWSWWSWWSWWSWWSW
Gust
Sky Cover (%)6965666457494235353530252020151168963735
Precipitation Potential (%)100000000000000000111111
Relative Humidity (%)565554545556626973777981838586878786848175706561
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (CDT)131415161718192021222300010203040506070809101112
Temperature (°F)838485868685838076727069686766656566687176808385
Dewpoint (°F)676767676768686867666565646363636364656668697070
Heat Index (°F)86878889898886827676838790
Surface Wind (mph)555553322233335533355666
Wind DirWSWWSWWSWWSWWSWWWSWSSWSSSESSESSESSESSESSESSSSSESSESSSS
Gust11
Sky Cover (%)666679101113141313121415171717171921232731
Precipitation Potential (%)333333111111222222999999
Relative Humidity (%)585654535456616774818587888991939595918476696562
Rain------------------------------------------------
Thunder------------------------------------------------

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