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

1°F

-17°C

Humidity 80%
Wind Speed Calm
Barometer 30.42 in
Dewpoint -4°F (-20°C)
Visibility 10.00 mi
Last update 4 Dec 12:35 am CST
Extended Forecast for

4 Miles ESE Gilman IA

  • Overnight

    Overnight: Partly cloudy, with a low around -12. Wind chill values as low as -20. Northwest wind 3 to 8 mph.

    Low: -12 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny and cold, with a high near 9. Wind chill values as low as -20. Calm wind becoming south 5 to 8 mph in the afternoon.

    High: 9 °F

    Cold

  • Thursday Night

    Thursday Night: Partly cloudy, with a temperature rising to around 13 by 4am. Wind chill values as low as -10. South wind 8 to 11 mph, with gusts as high as 20 mph.

    Low: 5 °F⇑

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 28. Wind chill values as low as 5. West southwest wind 5 to 8 mph.

    High: 28 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 18. West wind 3 to 5 mph.

    Low: 18 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of snow after noon. Mostly cloudy, with a high near 26.

    High: 26 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 8.

    Low: 8 °F

    Chance Snow

  • Sunday

    Sunday: Partly sunny, with a high near 18.

    High: 18 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around -2.

    Low: -2 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around -12. Wind chill values as low as -20. Northwest wind 3 to 8 mph.
Thursday
Sunny and cold, with a high near 9. Wind chill values as low as -20. Calm wind becoming south 5 to 8 mph in the afternoon.
Thursday Night
Partly cloudy, with a temperature rising to around 13 by 4am. Wind chill values as low as -10. South wind 8 to 11 mph, with gusts as high as 20 mph.
Friday
Partly sunny, with a high near 28. Wind chill values as low as 5. West southwest wind 5 to 8 mph.
Friday Night
Mostly cloudy, with a low around 18. West wind 3 to 5 mph.
Saturday
A 20 percent chance of snow after noon. Mostly cloudy, with a high near 26.
Saturday Night
A 40 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 8.
Sunday
Partly sunny, with a high near 18.
Sunday Night
Mostly cloudy, with a low around -2.
Monday
Partly sunny, with a high near 26.
Monday Night
Mostly cloudy, with a low around 16.
Tuesday
Partly sunny, with a high near 33.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 24.
Wednesday
A chance of rain and snow. Partly sunny, with a high near 34. Chance of precipitation is 30%.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles ESE Gilman IA
 41.86°N 92.72°W
Last Update:
10:56 pm CST Dec 3, 2025
Forecast Valid:
12am CST Dec 4, 2025-6pm CST Dec 10, 2025
 
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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