Point Forecast: Ottawa IL
 41.35N 88.85W
Last Update: 4:11 am 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)050607080910111213141516171819202122230001020304
Temperature (°F)646365697478808284858686878684817775727170696867
Dewpoint (°F)626163646667666565646464646666666665656464646363
Heat Index (°F)78828486868788888887837775
Surface Wind (mph)000111122222222211000012
Wind DirNNWNWNWNESEENESSESSSWSSWSWWSWWSWWWNWNEEEEEEEESE
Gust
Sky Cover (%)2127251715971311121112177678489991117
Precipitation Potential (%)000000000000000000000000
Relative Humidity (%)949392867869625753504948475055616772767881838486
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/16
Hour (CDT)050607080910111213141516171819202122230001020304
Temperature (°F)676770737882838586878888888785827976747372727171
Dewpoint (°F)636364666870707070717171717171717171707070707070
Heat Index (°F)7885889091939494949391877976
Surface Wind (mph)222335666777666553333335
Wind DirESEEESSSSESSESSESSESSESSESSESSESSSSSESSESSESSSSS
Gust1113131313131110
Sky Cover (%)20281523129323333312826283133292622222323283439
Precipitation Potential (%)0033333313131313131399999911111111
Relative Humidity (%)868782797267646259585656575963697683889092939596
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