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.

Mostly Cloudy

29°F

-2°C

Humidity 70%
Wind Speed S 7 mph
Barometer 30.14 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 11 Nov 12:15 am CST
Extended Forecast for

Chelsea IA

  • Overnight

    Overnight: A chance of flurries between 3am and 4am. Cloudy, with a temperature rising to around 30 by 5am. South wind 7 to 11 mph, with gusts as high as 23 mph.

    Low: 27 °F⇑

    Chance
    Flurries

  • Veterans Day

    Veterans Day: Mostly cloudy through mid morning, then gradual clearing, with a high near 51. South wind 10 to 13 mph becoming west in the afternoon. Winds could gust as high as 22 mph.

    High: 51 °F

    Becoming
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 33. West wind around 7 mph.

    Low: 33 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 54. West northwest wind 7 to 11 mph.

    High: 54 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 32. West wind around 5 mph becoming calm in the evening.

    Low: 32 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 39.

    Low: 39 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 66.

    High: 66 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy

Detailed Forecast

Overnight
A chance of flurries between 3am and 4am. Cloudy, with a temperature rising to around 30 by 5am. South wind 7 to 11 mph, with gusts as high as 23 mph.
Veterans Day
Mostly cloudy through mid morning, then gradual clearing, with a high near 51. South wind 10 to 13 mph becoming west in the afternoon. Winds could gust as high as 22 mph.
Tuesday Night
Mostly clear, with a low around 33. West wind around 7 mph.
Wednesday
Sunny, with a high near 54. West northwest wind 7 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 32. West wind around 5 mph becoming calm in the evening.
Thursday
Partly sunny, with a high near 59.
Thursday Night
Mostly clear, with a low around 39.
Friday
Mostly sunny, with a high near 66.
Friday Night
Mostly cloudy, with a low around 52.
Saturday
Partly sunny, with a high near 73.
Saturday Night
A 40 percent chance of showers. Mostly cloudy, with a low around 44.
Sunday
A 30 percent chance of showers. Mostly sunny, with a high near 56.
Sunday Night
A 40 percent chance of showers. Partly cloudy, with a low around 33.
Monday
A 30 percent chance of showers. Mostly sunny, with a high near 52.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Chelsea IA
 41.92°N 92.39°W
Last Update:
10:21 pm CST Nov 10, 2025
Forecast Valid:
12am CST Nov 11, 2025-6pm CST Nov 17, 2025
 
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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