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.

Overcast

21°F

-6°C

Humidity 78%
Wind Speed NW 18 G 22 mph
Barometer 30.37 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill6°F (-14°C)
Last update 11 Jan 3:55 am CST
Extended Forecast for

Grinnell Regional Airport IA

  • Overnight

    Overnight: A chance of flurries before 4am. Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a northwest wind 17 to 21 mph, with gusts as high as 32 mph.

    Low: 19 °F

    Chance
    Flurries and
    Windy

  • Sunday

    Sunday: Mostly sunny, with a high near 33. Wind chill values as low as 5. Breezy, with a northwest wind 8 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 33 °F

    Mostly Sunny
    and Breezy
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Increasing clouds, with a low around 27. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.

    Low: 27 °F

    Increasing
    Clouds

  • Monday

    Monday: Mostly sunny, with a high near 45. West wind around 6 mph becoming calm in the afternoon.

    High: 45 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. Light southwest wind becoming west southwest 8 to 13 mph in the evening. Winds could gust as high as 20 mph.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 52. Breezy.

    High: 52 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

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

    Low: 26 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Wednesday

    Wednesday: Partly sunny, with a high near 31. Windy.

    High: 31 °F

    Partly Sunny
    and Windy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 17.

    Low: 17 °F

    Mostly Clear

Detailed Forecast

Overnight
A chance of flurries before 4am. Mostly cloudy, with a low around 19. Wind chill values as low as 5. Windy, with a northwest wind 17 to 21 mph, with gusts as high as 32 mph.
Sunday
Mostly sunny, with a high near 33. Wind chill values as low as 5. Breezy, with a northwest wind 8 to 16 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Sunday Night
Increasing clouds, with a low around 27. Southwest wind 7 to 13 mph, with gusts as high as 21 mph.
Monday
Mostly sunny, with a high near 45. West wind around 6 mph becoming calm in the afternoon.
Monday Night
Mostly cloudy, with a low around 33. Light southwest wind becoming west southwest 8 to 13 mph in the evening. Winds could gust as high as 20 mph.
Tuesday
Mostly sunny, with a high near 52. Breezy.
Tuesday Night
Mostly cloudy, with a low around 26. Blustery.
Wednesday
Partly sunny, with a high near 31. Windy.
Wednesday Night
Mostly clear, with a low around 17.
Thursday
A 30 percent chance of snow after noon. Partly sunny, with a high near 33.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 26.
Friday
A 30 percent chance of snow. Mostly cloudy, with a high near 33. Breezy.
Friday Night
Mostly cloudy, with a low around 14. Blustery.
Saturday
Partly sunny, with a high near 20.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

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

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