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.

Light Snow

34°F

1°C

Humidity 89%
Wind Speed NW 20 G 24 mph
Barometer 30.10 in
Dewpoint 31°F (-1°C)
Visibility 5.00 mi
Wind Chill23°F (-5°C)
Last update 11 Mar 12:55 pm CDT
Extended Forecast for

3 Miles NNW Hartwick IA

  • This Afternoon

    This Afternoon: A 40 percent chance of snow, mainly before 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 41. Windy, with a north northwest wind around 23 mph, with gusts as high as 33 mph. Total daytime snow accumulation of less than a half inch possible.

    High: 41 °F

    Chance Snow
    and Windy

  • Tonight

    Tonight: Mostly clear, with a low around 25. West wind 6 to 11 mph, with gusts as high as 20 mph.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 52. Windy, with a south southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 36 mph.

    High: 52 °F

    Sunny then
    Mostly Cloudy
    and Windy

  • Thursday Night

    Thursday Night: A 50 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 34. Windy, with a south southwest wind 25 to 30 mph becoming west after midnight. Winds could gust as high as 43 mph.

    Low: 34 °F

    Chance Rain
    and Windy

  • Friday

    Friday: Partly sunny, with a high near 45. Windy, with a west northwest wind 17 to 24 mph, with gusts as high as 43 mph.

    High: 45 °F

    Partly Sunny
    and Windy

  • Friday Night

    Friday Night: A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Saturday

    Saturday: Mostly cloudy, with a high near 49.

    High: 49 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Rain and snow likely, mainly after 1am. Cloudy, with a low around 32. Breezy. Chance of precipitation is 60%.

    Low: 32 °F

    Chance
    Rain/Snow
    then
    Rain/Snow
    Likely and
    Breezy

  • Sunday

    Sunday: Rain and snow likely, mainly before 1pm. Mostly cloudy, with a high near 39. Windy. Chance of precipitation is 70%.

    High: 39 °F

    Rain/Snow
    Likely and
    Windy

Detailed Forecast

This Afternoon
A 40 percent chance of snow, mainly before 2pm. Mostly cloudy, then gradually becoming sunny, with a high near 41. Windy, with a north northwest wind around 23 mph, with gusts as high as 33 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
Mostly clear, with a low around 25. West wind 6 to 11 mph, with gusts as high as 20 mph.
Thursday
Increasing clouds, with a high near 52. Windy, with a south southwest wind 5 to 15 mph increasing to 15 to 25 mph in the afternoon. Winds could gust as high as 36 mph.
Thursday Night
A 50 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 34. Windy, with a south southwest wind 25 to 30 mph becoming west after midnight. Winds could gust as high as 43 mph.
Friday
Partly sunny, with a high near 45. Windy, with a west northwest wind 17 to 24 mph, with gusts as high as 43 mph.
Friday Night
A 20 percent chance of snow after 1am. Mostly cloudy, with a low around 30.
Saturday
Mostly cloudy, with a high near 49.
Saturday Night
Rain and snow likely, mainly after 1am. Cloudy, with a low around 32. Breezy. Chance of precipitation is 60%.
Sunday
Rain and snow likely, mainly before 1pm. Mostly cloudy, with a high near 39. Windy. Chance of precipitation is 70%.
Sunday Night
Mostly cloudy, with a low around 11. Windy.
Monday
Mostly sunny, with a high near 26. Blustery.
Monday Night
Mostly cloudy, with a low around 8.
Tuesday
Mostly cloudy, with a high near 32.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Hartwick IA
 41.81°N 92.37°W
Last Update:
12:52 pm CDT Mar 11, 2026
Forecast Valid:
1pm CDT Mar 11, 2026-6pm CDT Mar 17, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation