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

25°F

-4°C

Humidity 87%
Wind Speed S 10 mph
Barometer 29.85 in
Dewpoint 21°F (-6°C)
Visibility 7.00 mi
Wind Chill15°F (-9°C)
Last update 9 Dec 1:35 am CST
Extended Forecast for

4 Miles ESE Gilman IA

  • Overnight

    Overnight: Mostly cloudy, with a steady temperature around 27. South southwest wind 8 to 11 mph, with gusts as high as 18 mph.

    Low: 27 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 36. Breezy, with a west wind 7 to 17 mph becoming south in the afternoon. Winds could gust as high as 25 mph.

    High: 36 °F

    Mostly Cloudy
    then Chance
    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: A chance of rain before 3am, then a slight chance of snow showers. Areas of blowing snow after 4am. Mostly cloudy, with a low around 24. Windy, with a southwest wind 17 to 22 mph becoming west northwest 28 to 33 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.

    Low: 24 °F

    Chance
    Rain/Snow and
    Areas Blowing
    Snow

  • Wednesday

    Wednesday: Areas of blowing snow before 8am. Mostly cloudy, with a temperature falling to around 22 by 5pm. Wind chill values as low as 10. Windy, with a northwest wind 27 to 32 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 50 mph.

    High: 29 °F⇓

    Windy. Areas
    Blowing Snow
    then Mostly
    Cloudy

  • Wednesday Night

    Wednesday Night: A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 11. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.

    Low: 11 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Thursday

    Thursday: A 40 percent chance of snow. Mostly cloudy, with a high near 23.

    High: 23 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow. Mostly cloudy, with a low around 9.

    Low: 9 °F

    Chance Snow

  • Friday

    Friday: A 20 percent chance of snow before noon. Partly sunny, with a high near 19. Blustery.

    High: 19 °F

    Slight Chance
    Snow then
    Partly Sunny
    and Blustery

  • Friday Night

    Friday Night: Mostly cloudy, with a low around -3.

    Low: -3 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a steady temperature around 27. South southwest wind 8 to 11 mph, with gusts as high as 18 mph.
Tuesday
A 30 percent chance of rain, mainly after 5pm. Mostly cloudy, with a high near 36. Breezy, with a west wind 7 to 17 mph becoming south in the afternoon. Winds could gust as high as 25 mph.
Tuesday Night
A chance of rain before 3am, then a slight chance of snow showers. Areas of blowing snow after 4am. Mostly cloudy, with a low around 24. Windy, with a southwest wind 17 to 22 mph becoming west northwest 28 to 33 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday
Areas of blowing snow before 8am. Mostly cloudy, with a temperature falling to around 22 by 5pm. Wind chill values as low as 10. Windy, with a northwest wind 27 to 32 mph decreasing to 13 to 18 mph in the afternoon. Winds could gust as high as 50 mph.
Wednesday Night
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 11. Northwest wind 5 to 10 mph becoming light after midnight. Winds could gust as high as 18 mph.
Thursday
A 40 percent chance of snow. Mostly cloudy, with a high near 23.
Thursday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 9.
Friday
A 20 percent chance of snow before noon. Partly sunny, with a high near 19. Blustery.
Friday Night
Mostly cloudy, with a low around -3.
Saturday
Mostly cloudy and cold, with a high near 7.
Saturday Night
Mostly cloudy, with a low around -4.
Sunday
Mostly sunny, with a high near 13.
Sunday Night
Mostly cloudy, with a low around 4.
Monday
Partly sunny, with a high near 24.
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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:
10:46 pm CST Dec 8, 2025
Forecast Valid:
1am CST Dec 9, 2025-6pm CST Dec 15, 2025
 
Forecast Discussion
 
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Additional Resources

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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