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

33°F

1°C

Humidity 79%
Wind Speed W 10 mph
Barometer 29.79 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 5 Dec 6:55 pm CST
Extended Forecast for

4 Miles ESE Gilman IA

Winter Weather Advisory December 6, 03:00pm until December 7, 06:00am
Click here for hazard details and duration
Winter Weather Advisory

  • Tonight

    Tonight: Mostly cloudy, with a low around 13. West southwest wind 5 to 9 mph becoming north northwest after midnight.

    Low: 13 °F

    Mostly Cloudy

  • Saturday

    Saturday: Snow, mainly after 5pm. High near 24. Wind chill values as low as 10. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Partly Sunny
    then Snow

  • Saturday Night

    Saturday Night: Snow. Low around 12. Wind chill values as low as 5. East wind 8 to 11 mph becoming north northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 12 °F

    Snow then
    Snow Likely

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 9 by 5pm. Wind chill values as low as zero. North wind 7 to 11 mph, with gusts as high as 20 mph.

    High: 17 °F⇓

    Decreasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around -3. North wind around 6 mph becoming calm in the evening.

    Low: -3 °F

    Mostly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 38.

    High: 38 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 25. Breezy.

    Low: 25 °F

    Chance Rain
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 13. West southwest wind 5 to 9 mph becoming north northwest after midnight.
Saturday
Snow, mainly after 5pm. High near 24. Wind chill values as low as 10. Calm wind becoming east 5 to 7 mph in the afternoon. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday Night
Snow. Low around 12. Wind chill values as low as 5. East wind 8 to 11 mph becoming north northeast after midnight. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Sunday
Mostly cloudy, then gradually becoming sunny, with a temperature falling to around 9 by 5pm. Wind chill values as low as zero. North wind 7 to 11 mph, with gusts as high as 20 mph.
Sunday Night
Mostly cloudy, with a low around -3. North wind around 6 mph becoming calm in the evening.
Monday
Partly sunny, with a high near 24.
Monday Night
Partly cloudy, with a low around 15.
Tuesday
Mostly cloudy, with a high near 38.
Tuesday Night
A 30 percent chance of rain before midnight. Mostly cloudy, with a low around 25. Breezy.
Wednesday
Mostly cloudy, with a high near 32. Breezy.
Wednesday Night
Mostly cloudy, with a low around 15.
Thursday
Mostly cloudy, with a high near 25.
Thursday Night
Mostly cloudy, with a low around 8.
Friday
Partly sunny, with a high near 17.
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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:
3:16 pm CST Dec 5, 2025
Forecast Valid:
7pm CST Dec 5, 2025-6pm CST Dec 12, 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