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

55°F

13°C

Humidity 39%
Wind Speed W 13 G 22 mph
Barometer 30.27 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Wind Chill51°F (11°C)
Last update 5 Apr 4:15 pm CDT
Extended Forecast for

3 Miles NNW Hartwick IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 55. West northwest wind around 13 mph, with gusts as high as 21 mph.

    High: 55 °F

    Sunny

  • Tonight

    Tonight: Isolated showers and thunderstorms between 10pm and 11pm. Increasing clouds, with a low around 32. Northwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.

    Low: 32 °F

    Isolated
    T-storms then
    Mostly Clear

  • Monday

    Monday: Partly sunny, with a high near 47. North northwest wind 9 to 13 mph, with gusts as high as 20 mph.

    High: 47 °F

    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24. North northwest wind 6 to 10 mph becoming northeast after midnight.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 41. East northeast wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Mostly Cloudy
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: A chance of rain and snow showers before 10pm, then a chance of rain showers. Mostly cloudy, with a low around 34. Breezy. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 34 °F

    Chance
    Rain/Snow
    then Chance
    Showers and
    Breezy

  • Wednesday

    Wednesday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 68. Windy. Chance of precipitation is 40%.

    High: 68 °F

    Chance
    Showers and
    Windy

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 45. Breezy. Chance of precipitation is 70%.

    Low: 45 °F

    Showers
    Likely and
    Breezy

  • Thursday

    Thursday: A 50 percent chance of showers. Partly sunny, with a high near 62.

    High: 62 °F

    Chance
    Showers

Detailed Forecast

This Afternoon
Sunny, with a high near 55. West northwest wind around 13 mph, with gusts as high as 21 mph.
Tonight
Isolated showers and thunderstorms between 10pm and 11pm. Increasing clouds, with a low around 32. Northwest wind 8 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Monday
Partly sunny, with a high near 47. North northwest wind 9 to 13 mph, with gusts as high as 20 mph.
Monday Night
Mostly cloudy, with a low around 24. North northwest wind 6 to 10 mph becoming northeast after midnight.
Tuesday
A chance of rain and snow showers after 1pm. Mostly cloudy, with a high near 41. East northeast wind 6 to 11 mph becoming southeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday Night
A chance of rain and snow showers before 10pm, then a chance of rain showers. Mostly cloudy, with a low around 34. Breezy. Chance of precipitation is 40%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 68. Windy. Chance of precipitation is 40%.
Wednesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Mostly cloudy, with a low around 45. Breezy. Chance of precipitation is 70%.
Thursday
A 50 percent chance of showers. Partly sunny, with a high near 62.
Thursday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 38.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 60.
Friday Night
Showers likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%.
Saturday
Showers likely. Partly sunny, with a high near 64. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Hartwick IA
 41.81°N 92.37°W
Last Update:
1:51 pm CDT Apr 5, 2026
Forecast Valid:
4pm CDT Apr 5, 2026-6pm CDT Apr 11, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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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