National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

44°F

7°C

Humidity 39%
Wind Speed W 17 G 28 mph
Barometer 30.09 in
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Wind Chill36°F (2°C)
Last update 18 Apr 12:55 pm CDT
Extended Forecast for

Grinnell Regional Airport IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 51. Windy, with a west northwest wind around 23 mph, with gusts as high as 33 mph.

    High: 51 °F

    Sunny and
    Windy

  • Tonight

    Tonight: Mostly clear, with a low around 32. Breezy, with a west northwest wind 13 to 18 mph becoming light west in the evening. Winds could gust as high as 25 mph.

    Low: 32 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 55. Breezy, with a light and variable wind becoming northwest 11 to 16 mph in the morning. Winds could gust as high as 22 mph.

    High: 55 °F

    Mostly Sunny
    then Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 30. North wind 5 to 7 mph becoming calm in the evening.

    Low: 30 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 63. Breezy, with a light southeast wind becoming south southeast 11 to 16 mph in the morning. Winds could gust as high as 22 mph.

    High: 63 °F

    Sunny then
    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 49.

    Low: 49 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 77.

    High: 77 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Clear, with a low around 51.

    Low: 51 °F

    Clear

  • Wednesday

    Wednesday: Sunny, with a high near 79.

    High: 79 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 51. Windy, with a west northwest wind around 23 mph, with gusts as high as 33 mph.
Tonight
Mostly clear, with a low around 32. Breezy, with a west northwest wind 13 to 18 mph becoming light west in the evening. Winds could gust as high as 25 mph.
Sunday
Mostly sunny, with a high near 55. Breezy, with a light and variable wind becoming northwest 11 to 16 mph in the morning. Winds could gust as high as 22 mph.
Sunday Night
Clear, with a low around 30. North wind 5 to 7 mph becoming calm in the evening.
Monday
Sunny, with a high near 63. Breezy, with a light southeast wind becoming south southeast 11 to 16 mph in the morning. Winds could gust as high as 22 mph.
Monday Night
Partly cloudy, with a low around 49.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Clear, with a low around 51.
Wednesday
Sunny, with a high near 79.
Wednesday Night
Partly cloudy, with a low around 59.
Thursday
A 40 percent chance of showers. Partly sunny, with a high near 77. Windy.
Thursday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 54. Breezy. Chance of precipitation is 70%.
Friday
A 40 percent chance of showers. Partly sunny, with a high near 65. Breezy.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Grinnell Regional Airport IA
 41.71°N 92.75°W
Last Update:
12:12 pm CDT Apr 18, 2026
Forecast Valid:
1pm CDT Apr 18, 2026-6pm CDT Apr 24, 2026
 
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