National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

38°F

3°C

Humidity 78%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 9 Jan 12:35 pm CST
Extended Forecast for

2 Miles W Grinnell Regional Airport IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 41. North northwest wind 5 to 8 mph.

    High: 41 °F

    Mostly Sunny

  • Tonight

    Tonight: A chance of snow or flurries before 4am, then a slight chance of snow between 4am and 5am, then a chance of flurries after 5am. Mostly cloudy, with a low around 29. West northwest wind 3 to 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 29 °F

    Mostly Cloudy
    then Chance
    Snow

  • Saturday

    Saturday: A chance of flurries between 9am and 1pm. Mostly sunny, with a high near 34. Breezy, with a west northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.

    High: 34 °F

    Partly Sunny
    then Chance
    Flurries and
    Breezy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 18. Wind chill values as low as 5. Blustery, with a northwest wind 13 to 17 mph, with gusts as high as 29 mph.

    Low: 18 °F

    Partly Cloudy
    and Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 31. Northwest wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.

    High: 31 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 26.

    Low: 26 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 45.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 35.

    Low: 35 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 47.

    High: 47 °F

    Mostly Cloudy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 41. North northwest wind 5 to 8 mph.
Tonight
A chance of snow or flurries before 4am, then a slight chance of snow between 4am and 5am, then a chance of flurries after 5am. Mostly cloudy, with a low around 29. West northwest wind 3 to 7 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Saturday
A chance of flurries between 9am and 1pm. Mostly sunny, with a high near 34. Breezy, with a west northwest wind 7 to 12 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 26 mph.
Saturday Night
Partly cloudy, with a low around 18. Wind chill values as low as 5. Blustery, with a northwest wind 13 to 17 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 31. Northwest wind 7 to 11 mph becoming southwest in the afternoon. Winds could gust as high as 21 mph.
Sunday Night
Partly cloudy, with a low around 26.
Monday
Mostly sunny, with a high near 45.
Monday Night
Mostly cloudy, with a low around 35.
Tuesday
Mostly cloudy, with a high near 47.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
Mostly cloudy, with a high near 33.
Wednesday Night
Mostly cloudy, with a low around 21.
Thursday
Mostly cloudy, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles W Grinnell Regional Airport IA
 41.71°N 92.78°W
Last Update:
11:02 am CST Jan 9, 2026
Forecast Valid:
12pm CST Jan 9, 2026-6pm CST Jan 15, 2026
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation