Point Forecast: Grinnell IA
 41.75N 92.72W
Last Update: 5:07 pm CDT Jul 16, 2025
Tabular Forecast
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Weather ElementsFire WeatherAviation Weather
Temperature (°C)
Dewpoint (°C)
Heat Index (°C)

Surface Wind  
Sky Cover (%)
Precipitation Potential (%)
Relative Humidity (%)

Rain
Thunder
Fog
Mixing Height  
Trans. Wind  
Vent Rate (x1000 mph-m)
Ceiling Height
Visibility

48-Hour Period Starting:       Back 2 Days  

Date07/1607/17
Hour (CDT)181920212223000102030405060708091011121314151617
Temperature (°C)262524222121191818171615151415161718201921222222
Dewpoint (°C)212120191918171716151414131313131314141415151515
Heat Index (°C)262524
Surface Wind (mph)13131198889991010101010101010988766
Wind DirWWNWWNWNWNNWNNWNNWNNWNNWNNWNNWNNWNNWNNNNNNNNENNENNENNENNE
Gust
Sky Cover (%)494749505248576975818281908281786474707572707570
Precipitation Potential (%)766544443333333333344444
Relative Humidity (%)767976849084909087879093909090847875707368666664
Rain------------------------------------------------
Thunder------------------------------------------------

Date07/18
Hour (CDT)181920212223000102030405060708091011121314151617
Temperature (°C)222221191717171616161616161618192122222323242425
Dewpoint (°C)151616161515151515141414141516171718181919192020
Heat Index (°C)242425
Surface Wind (mph)653333333555666777888777
Wind DirNENEENEENEEEEEEEEEEEESEESESESESESESESESESE
Gust
Sky Cover (%)614429365230354044495354565761667074778180787778
Precipitation Potential (%)42222226666661515151515151717171717
Relative Humidity (%)666873819090909396939393939387847879797979767674
Rain--------------------------SChcSChcSChcSChcSChcSChcSChcSChcSChcSChcSChc
Thunder--------------------------------------SChcSChcSChcSChcSChc

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