Point Forecast: Grinnell IA
 41.75N 92.72W
Last Update: 6:40 pm CDT Jul 13, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
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)
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1307/14
Hour (CDT)222300010203040506070809101112131415161718192021
Temperature (°F)696866656564636362646872788084858686868786858277
Dewpoint (°F)656463626261616162626465676767676868696969696968
Heat Index (°F)788287888989909190898577
Surface Wind (mph)335553333333556666653323
Wind DirSSSESSSSSWSSWSSWSSWSWSWSWSWSSWSSWSSWSSWSSSSSSSSE
Gust
Sky Cover (%)0056381081210361054875433220
Precipitation Potential (%)000111111111111111111111
Relative Humidity (%)8787909090909393100938779696557555555575557596574
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/15
Hour (CDT)222300010203040506070809101112131415161718192021
Temperature (°F)747170696867666667677174788082848585868585848077
Dewpoint (°F)686766656564646464656668696969697070717170707070
Heat Index (°F)788385889090919090888377
Surface Wind (mph)335555555556667776665555
Wind DirSSESSESSSSSSSSSSSSSSSSSSSSESSESSESSE
Gust
Sky Cover (%)202445556679101418222221212020191715
Precipitation Potential (%)111222222444444111111111111666
Relative Humidity (%)828787879090939390938482746965616161616361637279
Rain------------------------------------------------
Thunder------------------------------------------------

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