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

33°F

1°C

Humidity 84%
Wind Speed E 10 mph
Barometer 30.20 in
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill25°F (-4°C)
Last update 24 Dec 4:15 am CST
Extended Forecast for

Grinnell Regional Airport IA

  • Today

    Today: Patchy drizzle between 9am and 5pm. Cloudy, with a high near 42. Southeast wind around 6 mph becoming calm in the afternoon.

    High: 42 °F

    Patchy
    Drizzle

  • Tonight

    Tonight: Patchy fog after 9pm. Otherwise, cloudy, with a low around 34. Calm wind.

    Low: 34 °F

    Patchy Fog

  • Christmas Day

    Christmas Day: Patchy fog between 1pm and 3pm. Otherwise, cloudy, with a high near 43. Light northeast wind becoming east 5 to 10 mph in the morning.

    High: 43 °F

    Patchy Fog

  • Thursday Night

    Thursday Night: A 30 percent chance of rain before midnight. Cloudy, with a steady temperature around 41. East wind 5 to 9 mph becoming calm after midnight.

    Low: 41 °F

    Chance Rain
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 50. Calm wind becoming west northwest around 6 mph.

    High: 50 °F

    Mostly Sunny

  • Friday Night

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

    Low: 37 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 54.

    High: 54 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 24. Blustery.

    Low: 24 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Blustery

  • Sunday

    Sunday: Mostly sunny, with a high near 30. Windy.

    High: 30 °F

    Mostly Sunny
    and Windy

Detailed Forecast

Today
Patchy drizzle between 9am and 5pm. Cloudy, with a high near 42. Southeast wind around 6 mph becoming calm in the afternoon.
Tonight
Patchy fog after 9pm. Otherwise, cloudy, with a low around 34. Calm wind.
Christmas Day
Patchy fog between 1pm and 3pm. Otherwise, cloudy, with a high near 43. Light northeast wind becoming east 5 to 10 mph in the morning.
Thursday Night
A 30 percent chance of rain before midnight. Cloudy, with a steady temperature around 41. East wind 5 to 9 mph becoming calm after midnight.
Friday
Mostly sunny, with a high near 50. Calm wind becoming west northwest around 6 mph.
Friday Night
Mostly cloudy, with a low around 37.
Saturday
Mostly cloudy, with a high near 54.
Saturday Night
Mostly cloudy, with a low around 24. Blustery.
Sunday
Mostly sunny, with a high near 30. Windy.
Sunday Night
Mostly clear, with a low around 9. Windy.
Monday
Sunny, with a high near 21. Blustery.
Monday Night
Partly cloudy, with a low around 11.
Tuesday
Partly sunny, with a high near 31.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Grinnell Regional Airport IA
 41.71°N 92.75°W
Last Update:
3:46 am CST Dec 24, 2025
Forecast Valid:
4am CST Dec 24, 2025-6pm CST Dec 30, 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