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Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

81°F

27°C

Humidity 61%
Wind Speed E 3 mph
Barometer 30.07 in
Dewpoint 66°F (19°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 6 Jul 7:15 pm CDT
Extended Forecast for

Guernsey IA

  • Tonight

    Tonight: Patchy fog after 5am. Otherwise, mostly clear, with a low around 61. Light and variable wind.

    Low: 61 °F

    Clear then
    Patchy Fog

  • Tuesday

    Tuesday: Patchy fog before 8am. Otherwise, sunny, with a high near 87. Calm wind.

    High: 87 °F

    Patchy Fog
    then Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 63. Light and variable wind.

    Low: 63 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 90. South southwest wind 3 to 7 mph.

    High: 90 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 69. Southwest wind 3 to 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 69 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Thursday

    Thursday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 87 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.

    Low: 65 °F

    Chance
    T-storms

  • Friday

    Friday: A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 20%.

    High: 86 °F

    Slight Chance
    Showers then
    Slight Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.

    Low: 65 °F

    Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Patchy fog after 5am. Otherwise, mostly clear, with a low around 61. Light and variable wind.
Tuesday
Patchy fog before 8am. Otherwise, sunny, with a high near 87. Calm wind.
Tuesday Night
Mostly clear, with a low around 63. Light and variable wind.
Wednesday
Sunny, with a high near 90. South southwest wind 3 to 7 mph.
Wednesday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Partly cloudy, with a low around 69. Southwest wind 3 to 5 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 87. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 50%.
Friday
A slight chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 86. Chance of precipitation is 20%.
Friday Night
A chance of showers, with thunderstorms also possible after 1am. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Saturday
Mostly sunny, with a high near 87.
Saturday Night
Partly cloudy, with a low around 66.
Sunday
Sunny, with a high near 90.
Sunday Night
Mostly clear, with a low around 68.
Monday
Sunny, with a high near 92.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Guernsey IA
 41.64°N 92.34°W
Last Update:
6:16 pm CDT Jul 6, 2026
Forecast Valid:
7pm CDT Jul 6, 2026-6pm CDT Jul 13, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation