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.

Fair

72°F

22°C

Humidity 21%
Wind Speed Calm
Barometer 29.91 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 20 Mar 5:55 pm CDT
Extended Forecast for

5 Miles W Chelsea IA

  • Tonight

    Tonight: Partly cloudy, with a low around 43. North wind around 6 mph becoming calm in the evening.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 83. South southeast wind 5 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 18 mph.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 49. South southwest wind 6 to 11 mph becoming west after midnight. Winds could gust as high as 21 mph.

    Low: 49 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 59. Breezy, with a north wind 13 to 20 mph, with gusts as high as 28 mph.

    High: 59 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 29. North wind 6 to 14 mph, with gusts as high as 23 mph.

    Low: 29 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 58.

    High: 58 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 43. North wind around 6 mph becoming calm in the evening.
Saturday
Sunny, with a high near 83. South southeast wind 5 to 11 mph becoming west southwest in the afternoon. Winds could gust as high as 18 mph.
Saturday Night
Increasing clouds, with a low around 49. South southwest wind 6 to 11 mph becoming west after midnight. Winds could gust as high as 21 mph.
Sunday
Partly sunny, with a high near 59. Breezy, with a north wind 13 to 20 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 29. North wind 6 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Mostly cloudy, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
Mostly sunny, with a high near 66. Breezy.
Thursday Night
Mostly cloudy, with a low around 26. Blustery.
Friday
Mostly sunny, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Chelsea IA
 41.92°N 92.48°W
Last Update:
5:46 pm CDT Mar 20, 2026
Forecast Valid:
6pm CDT Mar 20, 2026-6pm CDT Mar 27, 2026
 
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Additional Resources

Radar & Satellite Image

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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