Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

27°F

-3°C

Humidity 76%
Wind Speed Calm
Barometer 29.92 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 18 Mar 8:35 am CDT
Extended Forecast for

Chelsea IA

  • Today

    Today: Sunny, with a high near 49. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 49 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 33. Light and variable wind.

    Low: 33 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, then gradually becoming sunny, with a high near 56. Calm wind becoming north northeast around 6 mph in the morning.

    High: 56 °F

    Decreasing
    Clouds

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 40. Calm wind becoming south southwest around 5 mph after midnight.

    Low: 40 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. Southwest wind 6 to 9 mph becoming west northwest in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 44.

    Low: 44 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 76.

    High: 76 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 46.

    Low: 46 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly cloudy, with a high near 60. Breezy.

    High: 60 °F

    Partly Sunny
    then Mostly
    Cloudy and
    Breezy

Detailed Forecast

Today
Sunny, with a high near 49. Calm wind becoming southwest around 6 mph in the afternoon.
Tonight
Mostly cloudy, with a low around 33. Light and variable wind.
Thursday
Mostly cloudy, then gradually becoming sunny, with a high near 56. Calm wind becoming north northeast around 6 mph in the morning.
Thursday Night
Partly cloudy, with a low around 40. Calm wind becoming south southwest around 5 mph after midnight.
Friday
Mostly sunny, with a high near 71. Southwest wind 6 to 9 mph becoming west northwest in the afternoon.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Mostly sunny, with a high near 76.
Saturday Night
Partly cloudy, with a low around 46.
Sunday
Mostly cloudy, with a high near 60. Breezy.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
Mostly cloudy, with a high near 45.
Monday Night
Partly cloudy, with a low around 28.
Tuesday
Mostly cloudy, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
Chelsea IA
 41.92°N 92.39°W
8:17 am CDT Mar 18, 2026
8am CDT Mar 18, 2026-6pm CDT Mar 24, 2026
 
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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