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.

Mostly Cloudy

83°F

28°C

Humidity 77%
Wind Speed S 7 mph
Barometer 29.94 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index90°F (32°C)
Last update 25 Jul 5:35 pm CDT
Extended Forecast for

Oakland Acres IA

Extreme Heat Watch July 26, 09:00pm until July 27, 10:00pm
Extreme Heat Warning July 26, 12:00pm until July 26, 09:00pm
Click here for hazard details and duration
Extreme Heat Watch
Extreme Heat Warning

  • Tonight

    Tonight: Increasing clouds, with a low around 72. Light south southeast wind.

    Low: 72 °F

    Increasing
    Clouds

  • Sunday

    Sunday: A 20 percent chance of showers and thunderstorms before 11am. Partly sunny, with a high near 95. Heat index values as high as 112. Light south southwest wind becoming southwest 5 to 9 mph in the morning.

    High: 95 °F

    Slight Chance
    T-storms then
    Partly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 76. South wind around 9 mph.

    Low: 76 °F

    Partly Cloudy

  • Monday

    Monday: Mostly cloudy through mid morning, then gradual clearing, with a high near 95. Heat index values as high as 109. West wind 7 to 9 mph becoming south southwest in the morning.

    High: 95 °F

    Becoming
    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 71. North wind 5 to 7 mph.

    Low: 71 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 89.

    High: 89 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 89.

    High: 89 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 67.

    Low: 67 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 72. Light south southeast wind.
Sunday
A 20 percent chance of showers and thunderstorms before 11am. Partly sunny, with a high near 95. Heat index values as high as 112. Light south southwest wind becoming southwest 5 to 9 mph in the morning.
Sunday Night
Partly cloudy, with a low around 76. South wind around 9 mph.
Monday
Mostly cloudy through mid morning, then gradual clearing, with a high near 95. Heat index values as high as 109. West wind 7 to 9 mph becoming south southwest in the morning.
Monday Night
Mostly clear, with a low around 71. North wind 5 to 7 mph.
Tuesday
Mostly sunny, with a high near 89.
Tuesday Night
Mostly clear, with a low around 67.
Wednesday
Sunny, with a high near 89.
Wednesday Night
Mostly clear, with a low around 67.
Thursday
Mostly sunny, with a high near 88.
Thursday Night
A 30 percent chance of showers. Partly cloudy, with a low around 67.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Friday Night
A 30 percent chance of showers. Mostly clear, with a low around 66.
Saturday
Sunny, with a high near 87.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Oakland Acres IA
 41.71°N 92.81°W
Last Update:
4:06 pm CDT Jul 25, 2026
Forecast Valid:
5pm CDT Jul 25, 2026-6pm CDT Aug 1, 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