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

31°F

-1°C

Humidity 64%
Wind Speed SW 14 G 17 mph
Barometer 30.40 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill21°F (-6°C)
Last update 11 Jan 3:55 pm CST
Extended Forecast for

Grinnell Regional Airport IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 32. Southwest wind around 10 mph, with gusts as high as 20 mph.

    High: 32 °F

    Mostly Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 27. Southwest wind 5 to 14 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 45. Calm wind becoming west southwest 5 to 7 mph.

    High: 45 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Increasing clouds, with a low around 33. Light southwest wind becoming west southwest 6 to 11 mph in the evening. Winds could gust as high as 18 mph.

    Low: 33 °F

    Increasing
    Clouds

  • Tuesday

    Tuesday: Partly sunny, with a high near 52. Breezy, with a west northwest wind 15 to 17 mph, with gusts as high as 25 mph.

    High: 52 °F

    Partly Sunny
    and Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. Windy.

    Low: 26 °F

    Mostly Cloudy
    and Windy

  • Wednesday

    Wednesday: Partly sunny, with a high near 30. Windy.

    High: 30 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 14. Blustery.

    Low: 14 °F

    Mostly Clear
    and Blustery
    then Mostly
    Clear

  • Thursday

    Thursday: Partly sunny, with a high near 31.

    High: 31 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 32. Southwest wind around 10 mph, with gusts as high as 20 mph.
Tonight
Increasing clouds, with a low around 27. Southwest wind 5 to 14 mph, with gusts as high as 21 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 45. Calm wind becoming west southwest 5 to 7 mph.
Monday Night
Increasing clouds, with a low around 33. Light southwest wind becoming west southwest 6 to 11 mph in the evening. Winds could gust as high as 18 mph.
Tuesday
Partly sunny, with a high near 52. Breezy, with a west northwest wind 15 to 17 mph, with gusts as high as 25 mph.
Tuesday Night
Mostly cloudy, with a low around 26. Windy.
Wednesday
Partly sunny, with a high near 30. Windy.
Wednesday Night
Mostly clear, with a low around 14. Blustery.
Thursday
Partly sunny, with a high near 31.
Thursday Night
A 30 percent chance of snow before midnight. Mostly cloudy, with a low around 26.
Friday
A 50 percent chance of snow. Mostly cloudy, with a high near 35. Breezy.
Friday Night
Mostly cloudy, with a low around 13.
Saturday
Partly sunny, with a high near 21. Blustery.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grinnell Regional Airport IA
 41.71°N 92.75°W
Last Update:
3:16 pm CST Jan 11, 2026
Forecast Valid:
4pm CST Jan 11, 2026-6pm CST Jan 17, 2026
 
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