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.

Fair

72°F

22°C

Humidity 25%
Wind Speed Calm
Barometer 29.65 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 9 Mar 5:55 pm CDT
Extended Forecast for

4 Miles N New Sharon IA

  • Tonight

    Tonight: Clear, with a low around 44. Light and variable wind.

    Low: 44 °F

    Clear

  • Tuesday

    Tuesday: A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 70. East northeast wind 5 to 9 mph.

    High: 70 °F

    Sunny then
    Slight Chance
    Showers

  • Tuesday Night

    Tuesday Night: A 50 percent chance of showers, mainly after 7pm. Increasing clouds, with a low around 37. North northeast wind 9 to 14 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 37 °F

    Chance
    Showers

  • Wednesday

    Wednesday: A 30 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 48. Breezy, with a north northwest wind 14 to 20 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.

    High: 48 °F

    Chance Rain
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 27. North northwest wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 20 mph.

    Low: 27 °F

    Mostly Clear

  • Thursday

    Thursday: Partly sunny, with a high near 55. Breezy.

    High: 55 °F

    Mostly Sunny
    then Mostly
    Cloudy and
    Breezy

  • Thursday Night

    Thursday Night: A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Chance Rain
    and Breezy

  • Friday

    Friday: Mostly cloudy, with a high near 51.

    High: 51 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 33.

    Low: 33 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Clear, with a low around 44. Light and variable wind.
Tuesday
A 20 percent chance of showers after 4pm. Increasing clouds, with a high near 70. East northeast wind 5 to 9 mph.
Tuesday Night
A 50 percent chance of showers, mainly after 7pm. Increasing clouds, with a low around 37. North northeast wind 9 to 14 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain before 1pm. Cloudy, then gradually becoming mostly sunny, with a high near 48. Breezy, with a north northwest wind 14 to 20 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 27. North northwest wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 20 mph.
Thursday
Partly sunny, with a high near 55. Breezy.
Thursday Night
A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 37. Breezy.
Friday
Mostly cloudy, with a high near 51.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly cloudy, with a high near 57.
Saturday Night
A 40 percent chance of rain. Mostly cloudy, with a low around 35.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 44. Windy. Chance of precipitation is 40%.
Sunday Night
Partly cloudy, with a low around 17. Windy.
Monday
Mostly sunny, with a high near 33.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
4 Miles N New Sharon IA
 41.53°N 92.67°W
Last Update:
6:02 pm CDT Mar 9, 2026
Forecast Valid:
6pm CDT Mar 9, 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