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 and Breezy

-1°F

-18°C

Humidity 68%
Wind Speed NW 21 G 26 mph
Barometer 30.38 in
Dewpoint -10°F (-23°C)
Visibility 10.00 mi
Wind Chill-24°F (-31°C)
Last update 19 Jan 8:35 am CST
Extended Forecast for

4 Miles WSW Chelsea IA

Cold Weather Advisory January 19, 08:52am until January 19, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 19, 08:52am until January 19, 12:00pm

    NOW until 12:00pm Mon

    Cold Weather Advisory

  • M.L.King Day

    High: 10 °F

    Cold and
    Blustery

  • Tonight

    Tonight: Mostly cloudy during the early evening, then gradual clearing, with a low around 0. West wind 3 to 6 mph.

    Low: 0 °F

    Gradual
    Clearing

  • Tuesday

    Tuesday: Increasing clouds, with a high near 23. Wind chill values as low as zero. Calm wind becoming south southwest around 6 mph in the afternoon.

    High: 23 °F

    Increasing
    Clouds

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 14. Wind chill values as low as 5. Southeast wind 6 to 8 mph becoming west northwest after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Snow Likely
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Mostly sunny, with a high near 31. West wind 8 to 14 mph, with gusts as high as 22 mph.

    High: 31 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 22.

    High: 22 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around -6.

    Low: -6 °F

    Mostly Cloudy

Detailed Forecast

M.L.King Day
Mostly sunny and cold, with a high near 10. Wind chill values as low as -25. Blustery, with a west wind 15 to 20 mph decreasing to 8 to 13 mph in the afternoon. Winds could gust as high as 30 mph.
Tonight
Mostly cloudy during the early evening, then gradual clearing, with a low around 0. West wind 3 to 6 mph.
Tuesday
Increasing clouds, with a high near 23. Wind chill values as low as zero. Calm wind becoming south southwest around 6 mph in the afternoon.
Tuesday Night
Snow likely, mainly before midnight. Cloudy, then gradually becoming partly cloudy, with a low around 14. Wind chill values as low as 5. Southeast wind 6 to 8 mph becoming west northwest after midnight. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Wednesday
Mostly sunny, with a high near 31. West wind 8 to 14 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 8.
Thursday
Mostly sunny, with a high near 22.
Thursday Night
Mostly cloudy, with a low around -6.
Friday
Mostly sunny and cold, with a high near 1.
Friday Night
Partly cloudy, with a low around -15.
Saturday
Mostly sunny and cold, with a high near 1.
Saturday Night
Partly cloudy, with a low around -6.
Sunday
Mostly sunny, with a high near 14.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles WSW Chelsea IA
 41.9°N 92.48°W
Last Update:
6:27 am CST Jan 19, 2026
Forecast Valid:
8am CST Jan 19, 2026-6pm CST Jan 25, 2026
 
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Additional Resources

Radar & Satellite Image

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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