Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

65°F

18°C

Humidity 51%
Wind Speed Calm
Barometer 29.82 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 16 Apr 8:55 pm CDT
Extended Forecast for

Guernsey IA

  • Tonight

    Tonight: Mostly clear, with a low around 57. South southeast wind 7 to 9 mph, with gusts as high as 21 mph.

    Low: 57 °F

    Mostly Clear

  • Friday

    Friday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm.  High near 77. Windy, with a south southeast wind 11 to 21 mph, with gusts as high as 33 mph.  Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.

    High: 77 °F

    Partly Sunny
    and Breezy
    then T-storms
    and Windy

  • Friday Night

    Friday Night: Showers and possibly a thunderstorm before 10pm, then a chance of showers between 10pm and 1am.  Low around 35. Breezy, with a west wind 16 to 18 mph becoming north northwest after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 35 °F

    Breezy.
    T-storms then
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 50. Breezy, with a west northwest wind 15 to 18 mph, with gusts as high as 28 mph.

    High: 50 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 31. West northwest wind 5 to 13 mph, with gusts as high as 22 mph.

    Low: 31 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 56.

    High: 56 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 33.

    Low: 33 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 68.

    High: 68 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 50.

    Low: 50 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 57. South southeast wind 7 to 9 mph, with gusts as high as 21 mph.
Friday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 3pm. High near 77. Windy, with a south southeast wind 11 to 21 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers and possibly a thunderstorm before 10pm, then a chance of showers between 10pm and 1am. Low around 35. Breezy, with a west wind 16 to 18 mph becoming north northwest after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Sunny, with a high near 50. Breezy, with a west northwest wind 15 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 31. West northwest wind 5 to 13 mph, with gusts as high as 22 mph.
Sunday
Sunny, with a high near 56.
Sunday Night
Mostly clear, with a low around 33.
Monday
Sunny, with a high near 68.
Monday Night
Mostly clear, with a low around 50.
Tuesday
Sunny, with a high near 75.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 75.
Wednesday Night
Mostly clear, with a low around 52.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 73. Breezy.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Guernsey IA
 41.64°N 92.34°W
6:27 pm CDT Apr 16, 2026
9pm CDT Apr 16, 2026-6pm CDT Apr 23, 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