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Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

67°F

19°C

Humidity 82%
Wind Speed S 15 mph
Barometer 29.83 in
Dewpoint 61°F (16°C)
Visibility 10.00 mi
Last update 17 Oct 10:35 am CDT
Extended Forecast for

Guernsey IA

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 81. Breezy, with a south southwest wind 15 to 17 mph, with gusts as high as 25 mph.

    High: 81 °F

    Breezy.
    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 58. South southwest wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Showers
    Likely

  • Saturday

    Saturday: Mostly sunny, with a high near 77. Light west southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph.

    High: 77 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: A 50 percent chance of showers, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. Northwest wind 11 to 13 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.

    Low: 44 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 62. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.

    High: 62 °F

    Sunny

  • Sunday Night

    Sunday Night: Clear, with a low around 44.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 72. Breezy.

    High: 72 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Mostly clear, with a low around 44.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 60. Breezy.

    High: 60 °F

    Sunny and
    Breezy

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 5pm. Mostly cloudy, then gradually becoming sunny, with a high near 81. Breezy, with a south southwest wind 15 to 17 mph, with gusts as high as 25 mph.
Tonight
Showers and thunderstorms likely, mainly before 1am. Mostly cloudy, with a low around 58. South southwest wind 6 to 8 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
Mostly sunny, with a high near 77. Light west southwest wind becoming west 6 to 11 mph in the morning. Winds could gust as high as 18 mph.
Saturday Night
A 50 percent chance of showers, mainly before 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 44. Northwest wind 11 to 13 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Sunday
Sunny, with a high near 62. Northwest wind 11 to 14 mph, with gusts as high as 23 mph.
Sunday Night
Clear, with a low around 44.
Monday
Sunny, with a high near 72. Breezy.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 60. Breezy.
Tuesday Night
Mostly clear, with a low around 36.
Wednesday
Sunny, with a high near 65.
Wednesday Night
Partly cloudy, with a low around 40.
Thursday
Mostly sunny, with a high near 63.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Guernsey IA
 41.66°N 92.34°W
Last Update:
8:21 am CDT Oct 17, 2025
Forecast Valid:
10am CDT Oct 17, 2025-6pm CDT Oct 23, 2025
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation