Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

70°F

21°C

Humidity 27%
Wind Speed Calm
Barometer 30.02 in
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Last update 19 Mar 3:35 pm CDT
Extended Forecast for

3 Miles NNW Hartwick IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 65. Calm wind.

    High: 65 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 42. Calm wind becoming south southwest 5 to 7 mph in the evening.

    Low: 42 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 71. West wind around 7 mph becoming north northwest in the afternoon.

    High: 71 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 42. Light and variable wind.

    Low: 42 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 79. South southwest wind 5 to 9 mph.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 51.

    Low: 51 °F

    Partly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 65. Breezy.

    High: 65 °F

    Partly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 30.

    Low: 30 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 51.

    High: 51 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 65. Calm wind.
Tonight
Partly cloudy, with a low around 42. Calm wind becoming south southwest 5 to 7 mph in the evening.
Friday
Mostly sunny, with a high near 71. West wind around 7 mph becoming north northwest in the afternoon.
Friday Night
Partly cloudy, with a low around 42. Light and variable wind.
Saturday
Sunny, with a high near 79. South southwest wind 5 to 9 mph.
Saturday Night
Partly cloudy, with a low around 51.
Sunday
Partly sunny, with a high near 65. Breezy.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 51.
Monday Night
Mostly cloudy, with a low around 37.
Tuesday
Mostly cloudy, with a high near 56.
Tuesday Night
Mostly cloudy, with a low around 35.
Wednesday
Partly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Hartwick IA
 41.81°N 92.37°W
2:06 pm CDT Mar 19, 2026
3pm CDT Mar 19, 2026-6pm CDT Mar 25, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database