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

49°F

9°C

Humidity 67%
Wind Speed NE 14 mph
Barometer 29.81 in
Dewpoint 38°F (3°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 10 Mar 10:35 am CDT
Extended Forecast for

4 Miles W Chelsea IA

  • Today

    Today: Increasing clouds, with a high near 64. East wind 8 to 11 mph, with gusts as high as 18 mph.

    High: 64 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 34. North northeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.

    Low: 34 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Wednesday

    Wednesday: A chance of rain and snow showers before 10am, then a slight chance of rain showers between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. Windy, with a north northwest wind 15 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 44 °F

    Windy. Chance
    Rain/Snow
    then Slight
    Chance
    Showers

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 26. North northwest wind 8 to 13 mph becoming light west after midnight. Winds could gust as high as 18 mph.

    Low: 26 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 52. Breezy, with a light west southwest wind becoming south southwest 13 to 18 mph in the morning. Winds could gust as high as 26 mph.

    High: 52 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Thursday Night

    Thursday Night: A chance of rain showers before 4am, then a chance of rain and snow showers. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 35 °F

    Breezy.
    Chance
    Showers then
    Chance
    Rain/Snow

  • Friday

    Friday: A 30 percent chance of snow showers before 7am. Partly sunny, with a high near 47. Breezy.

    High: 47 °F

    Chance Snow
    Showers and
    Breezy then
    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 31.

    Low: 31 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 52.

    High: 52 °F

    Mostly Cloudy

Detailed Forecast

Today
Increasing clouds, with a high near 64. East wind 8 to 11 mph, with gusts as high as 18 mph.
Tonight
A slight chance of showers and thunderstorms before 9pm, then a slight chance of showers after 2am. Mostly cloudy, with a low around 34. North northeast wind 8 to 11 mph, with gusts as high as 20 mph. Chance of precipitation is 20%.
Wednesday
A chance of rain and snow showers before 10am, then a slight chance of rain showers between 10am and 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 44. Windy, with a north northwest wind 15 to 22 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Wednesday Night
Mostly clear, with a low around 26. North northwest wind 8 to 13 mph becoming light west after midnight. Winds could gust as high as 18 mph.
Thursday
Partly sunny, with a high near 52. Breezy, with a light west southwest wind becoming south southwest 13 to 18 mph in the morning. Winds could gust as high as 26 mph.
Thursday Night
A chance of rain showers before 4am, then a chance of rain and snow showers. Mostly cloudy, with a low around 35. Breezy. Chance of precipitation is 50%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A 30 percent chance of snow showers before 7am. Partly sunny, with a high near 47. Breezy.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Mostly cloudy, with a high near 52.
Saturday Night
Showers likely after 1am. Mostly cloudy, with a low around 32. Chance of precipitation is 70%.
Sunday
Rain and snow showers likely. Mostly cloudy, with a high near 40. Windy. Chance of precipitation is 60%.
Sunday Night
Mostly cloudy, with a low around 15. Blustery.
Monday
Mostly sunny, with a high near 30.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles W Chelsea IA
 41.92°N 92.48°W
Last Update:
8:55 am CDT Mar 10, 2026
Forecast Valid:
10am CDT Mar 10, 2026-6pm CDT Mar 16, 2026
 
Forecast Discussion
 
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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