Point Forecast: Grinnell IA
 41.75N 92.72W
Last Update: 4:36 am CDT Jul 15, 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  

Date07/1507/16
Hour (CDT)050607080910111213141516171819202122230001020304
Temperature (°F)676767717478818384858586868786827775737373727171
Dewpoint (°F)656666677070707070706969696970707069696868686868
Heat Index (°F)78858788908990909191867775
Surface Wind (mph)655778899877763333355555
Wind DirSSSSSSSSSSSSSSSSSESSESSESSESSESSESSESS
Gust
Sky Cover (%)365357101318161345715104581627234243
Precipitation Potential (%)111110111111111111114357
Relative Humidity (%)939797878776696563615957575559677982878484879090
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/17
Hour (CDT)050607080910111213141516171819202122230001020304
Temperature (°F)717071737577808180808181818079777471696867666463
Dewpoint (°F)686868707172727271717171717070706968676564636261
Heat Index (°F)757784858383858585837977
Surface Wind (mph)566677778888767676667778
Wind DirSSSSSSWSSWSWSWWSWWSWWWWNWNNWNNWNNNNNWNNWNNWNNWNNW
Gust
Sky Cover (%)466064666064626370706662636670626670727578808487
Precipitation Potential (%)7729292929292953535353535363636363636344444444
Relative Humidity (%)909390908785777474747272727274798490939090909393
Rain----ChcChcChcChcChcChcChcChcChcChcChcChcLklyLklyLklyLklyLklyLklyChcChcChcChc
Thunder----ChcChcChcChcChcChcChcChcChcChcChcChcChcChcChcSChcSChcSChcSChcSChcSChcSChc

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