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

Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Overcast

23°F

-5°C

Humidity 72%
Wind Speed NE 7 mph
Barometer 30.03 in
Dewpoint 15°F (-9°C)
Visibility 10.00 mi
Wind Chill15°F (-9°C)
Last update 2 Jan 9:15 pm CST
Extended Forecast for

3 Miles WSW Montezuma IA

  • Tonight

    Tonight: A chance of flurries between midnight and 4am. Cloudy, with a low around 20. Light northeast wind.

    Low: 20 °F

    Chance
    Flurries

  • Saturday

    Saturday: Mostly cloudy, with a high near 31. Light and variable wind.

    High: 31 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 19. Calm wind.

    Low: 19 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 34. Light east wind becoming south southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph.

    High: 34 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 22 mph.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 48.

    High: 48 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 50.

    High: 50 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 32.

    Low: 32 °F

    Mostly Clear

Detailed Forecast

Tonight
A chance of flurries between midnight and 4am. Cloudy, with a low around 20. Light northeast wind.
Saturday
Mostly cloudy, with a high near 31. Light and variable wind.
Saturday Night
Partly cloudy, with a low around 19. Calm wind.
Sunday
Partly sunny, with a high near 34. Light east wind becoming south southeast 6 to 11 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Mostly clear, with a low around 29. South southeast wind 5 to 10 mph becoming southwest after midnight. Winds could gust as high as 22 mph.
Monday
Partly sunny, with a high near 48.
Monday Night
Partly cloudy, with a low around 34.
Tuesday
Mostly sunny, with a high near 50.
Tuesday Night
Mostly clear, with a low around 32.
Wednesday
Sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 37.
Thursday
A 30 percent chance of rain. Mostly cloudy, with a high near 50.
Thursday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 33.
Friday
A 30 percent chance of rain. Mostly cloudy, with a high near 41.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles WSW Montezuma IA
 41.57°N 92.58°W
Last Update:
7:26 pm CST Jan 2, 2026
Forecast Valid:
9pm CST Jan 2, 2026-6pm CST Jan 9, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation