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 and Breezy

32°F

0°C

Humidity 89%
Wind Speed W 21 G 25 mph
Barometer 29.94 in
Dewpoint 29°F (-2°C)
Visibility 10.00 mi
Wind Chill20°F (-7°C)
Last update 7 Mar 10:35 am CST
Extended Forecast for

Montezuma IA

  • Today

    Today: Partly sunny, with a high near 47. Breezy, with a west northwest wind 11 to 18 mph, with gusts as high as 26 mph.

    High: 47 °F

    Partly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly clear, with a low around 34. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.

    Low: 34 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 25 mph.

    High: 62 °F

    Sunny then
    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 44. South southwest wind 11 to 14 mph, with gusts as high as 25 mph.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 68. South southwest wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Clear, with a low around 42.

    Low: 42 °F

    Clear

  • Tuesday

    Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 65. Chance of precipitation is 50%.

    High: 65 °F

    Slight Chance
    Showers then
    Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.

    Low: 35 °F

    Chance
    T-storms then
    Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain and snow showers before noon. Partly sunny, with a high near 48. Breezy. Chance of precipitation is 30%.

    High: 48 °F

    Breezy.
    Chance
    Rain/Snow
    then Mostly
    Sunny

Detailed Forecast

Today
Partly sunny, with a high near 47. Breezy, with a west northwest wind 11 to 18 mph, with gusts as high as 26 mph.
Tonight
Mostly clear, with a low around 34. Southwest wind 6 to 10 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 62. Breezy, with a southwest wind 11 to 16 mph, with gusts as high as 25 mph.
Sunday Night
Clear, with a low around 44. South southwest wind 11 to 14 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 68. South southwest wind 7 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 21 mph.
Monday Night
Clear, with a low around 42.
Tuesday
A slight chance of showers, then a chance of showers and thunderstorms after noon. Partly sunny, with a high near 65. Chance of precipitation is 50%.
Tuesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 35. Chance of precipitation is 50%.
Wednesday
A chance of rain and snow showers before noon. Partly sunny, with a high near 48. Breezy. Chance of precipitation is 30%.
Wednesday Night
Mostly clear, with a low around 27.
Thursday
Mostly sunny, with a high near 50.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
Mostly cloudy, with a high near 57. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montezuma IA
 41.57°N 92.55°W
Last Update:
9:56 am CST Mar 7, 2026
Forecast Valid:
10am CST Mar 7, 2026-6pm CDT Mar 13, 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