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

16°F

-9°C

Humidity 79%
Wind Speed W 9 mph
Barometer 30.06 in
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Wind Chill5°F (-15°C)
Last update 20 Feb 10:35 pm CST
Extended Forecast for

3 Miles NNW Hartwick IA

  • Tonight

    Tonight: Partly cloudy, with a low around 12. Northwest wind around 6 mph.

    Low: 12 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly cloudy, with a high near 24. Wind chill values as low as zero. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.

    High: 24 °F

    Mostly Cloudy

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 9. Wind chill values as low as -5. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.

    Low: 9 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 18. Wind chill values as low as -10. Blustery, with a northwest wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 18 °F

    Mostly Sunny
    and Blustery

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 6. North northwest wind 10 to 14 mph, with gusts as high as 24 mph.

    Low: 6 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 21.

    High: 21 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 8.

    Low: 8 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 41.

    High: 41 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 12. Northwest wind around 6 mph.
Saturday
Mostly cloudy, with a high near 24. Wind chill values as low as zero. Northwest wind 7 to 13 mph, with gusts as high as 20 mph.
Saturday Night
Mostly cloudy, with a low around 9. Wind chill values as low as -5. Northwest wind 10 to 15 mph, with gusts as high as 25 mph.
Sunday
Mostly sunny, with a high near 18. Wind chill values as low as -10. Blustery, with a northwest wind 14 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 6. North northwest wind 10 to 14 mph, with gusts as high as 24 mph.
Monday
Sunny, with a high near 21.
Monday Night
Partly cloudy, with a low around 8.
Tuesday
Partly sunny, with a high near 41.
Tuesday Night
Mostly cloudy, with a low around 25.
Wednesday
Partly sunny, with a high near 43.
Wednesday Night
Partly cloudy, with a low around 19.
Thursday
Mostly sunny, with a high near 44.
Thursday Night
Mostly clear, with a low around 27.
Friday
Sunny, with a high near 56.
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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:
10:31 pm CST Feb 20, 2026
Forecast Valid:
10pm CST Feb 20, 2026-6pm CST Feb 27, 2026
 
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Additional Resources

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