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

55°F

13°C

Humidity 92%
Wind Speed Calm
Barometer 30.00 in
Dewpoint 52°F (11°C)
Visibility 10.00 mi
Last update 11 Oct 10:35 pm CDT
Extended Forecast for

4 Miles SE Gilman IA

  • Tonight

    Tonight: Partly cloudy, with a low around 52. Light southeast wind increasing to 6 to 11 mph after midnight.

    Low: 52 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 77. Breezy, with a south southeast wind 14 to 20 mph, with gusts as high as 29 mph.

    High: 77 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 58. South southeast wind 7 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 58 °F

    Chance
    Showers

  • Columbus Day

    Columbus Day: A 30 percent chance of showers, mainly before 7am. Mostly sunny, with a high near 71. North wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 71 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers. Mostly cloudy, with a low around 51. North northeast wind around 6 mph.

    Low: 51 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 63.

    High: 63 °F

    Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 40 percent chance of showers. Mostly cloudy, with a low around 49.

    Low: 49 °F

    Chance
    Showers

  • Wednesday

    Wednesday: Partly sunny, with a high near 64.

    High: 64 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 50.

    Low: 50 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 52. Light southeast wind increasing to 6 to 11 mph after midnight.
Sunday
Mostly sunny, with a high near 77. Breezy, with a south southeast wind 14 to 20 mph, with gusts as high as 29 mph.
Sunday Night
A 30 percent chance of showers, mainly after 4am. Mostly cloudy, with a low around 58. South southeast wind 7 to 14 mph becoming southwest after midnight. Winds could gust as high as 25 mph. New precipitation amounts of less than a tenth of an inch possible.
Columbus Day
A 30 percent chance of showers, mainly before 7am. Mostly sunny, with a high near 71. North wind 6 to 8 mph. New precipitation amounts of less than a tenth of an inch possible.
Monday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 51. North northeast wind around 6 mph.
Tuesday
A 30 percent chance of showers, mainly after 1pm. Mostly cloudy, with a high near 63.
Tuesday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 49.
Wednesday
Partly sunny, with a high near 64.
Wednesday Night
Mostly cloudy, with a low around 50.
Thursday
Mostly sunny, with a high near 71.
Thursday Night
Partly cloudy, with a low around 57.
Friday
A 30 percent chance of showers. Partly sunny, with a high near 73.
Friday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 50.
Saturday
Mostly sunny, with a high near 66.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Gilman IA
 41.84°N 92.72°W
Last Update:
10:43 pm CDT Oct 11, 2025
Forecast Valid:
10pm CDT Oct 11, 2025-6pm CDT Oct 18, 2025
 
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