Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

53°F

12°C

Humidity 62%
Wind Speed Calm
Barometer 29.93 in
Dewpoint 40°F (4°C)
Visibility 10.00 mi
Last update 21 Mar 12:15 am CDT
Extended Forecast for

3 Miles NNW Hartwick IA

  • Overnight

    Overnight: Partly cloudy, with a low around 43. Southeast wind 3 to 5 mph.

    Low: 43 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 83. South wind 6 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.

    High: 83 °F

    Sunny

  • Saturday Night

    Saturday Night: Increasing clouds, with a low around 50. South southwest wind 8 to 11 mph, with gusts as high as 22 mph.

    Low: 50 °F

    Increasing
    Clouds

  • Sunday

    Sunday: Partly sunny, with a high near 61. Windy, with a north wind 18 to 21 mph, with gusts as high as 31 mph.

    High: 61 °F

    Partly Sunny
    and Windy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 30. North wind 6 to 15 mph, with gusts as high as 25 mph.

    Low: 30 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 51.

    High: 51 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 36.

    Low: 36 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 58.

    High: 58 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 43. Southeast wind 3 to 5 mph.
Saturday
Sunny, with a high near 83. South wind 6 to 15 mph becoming west southwest in the afternoon. Winds could gust as high as 22 mph.
Saturday Night
Increasing clouds, with a low around 50. South southwest wind 8 to 11 mph, with gusts as high as 22 mph.
Sunday
Partly sunny, with a high near 61. Windy, with a north wind 18 to 21 mph, with gusts as high as 31 mph.
Sunday Night
Mostly clear, with a low around 30. North wind 6 to 15 mph, with gusts as high as 25 mph.
Monday
Sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 58.
Tuesday Night
Mostly cloudy, with a low around 37.
Wednesday
Mostly cloudy, with a high near 58.
Wednesday Night
Mostly cloudy, with a low around 46.
Thursday
Partly sunny, with a high near 67. Breezy.
Thursday Night
Mostly cloudy, with a low around 27. Blustery.
Friday
Mostly sunny, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Hartwick IA
 41.81°N 92.37°W
10:26 pm CDT Mar 20, 2026
12am CDT Mar 21, 2026-6pm CDT Mar 27, 2026
 
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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