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

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

85°F

29°C

Humidity 47%
Wind Speed SW 5 mph
Barometer 30.18 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Heat Index86°F (30°C)
Last update 3 Oct 12:55 pm CDT
Extended Forecast for

5 Miles W Barnes City IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 90. South wind around 7 mph.

    High: 90 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 64. South wind 3 to 6 mph.

    Low: 64 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 88. Breezy, with a south wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 88 °F

    Sunny then
    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 62. South wind around 11 mph, with gusts as high as 21 mph.

    Low: 62 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 86. Windy, with a south wind 11 to 21 mph, with gusts as high as 30 mph.

    High: 86 °F

    Sunny and
    Windy

  • Sunday Night

    Sunday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 58 °F

    Chance
    T-storms then
    Showers
    Likely

  • Monday

    Monday: Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 60%.

    High: 72 °F

    Showers
    Likely

  • Monday Night

    Monday Night: Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.

    Low: 53 °F

    Showers
    Likely

  • Tuesday

    Tuesday: Partly sunny, with a high near 69.

    High: 69 °F

    Partly Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 90. South wind around 7 mph.
Tonight
Clear, with a low around 64. South wind 3 to 6 mph.
Saturday
Sunny, with a high near 88. Breezy, with a south wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 28 mph.
Saturday Night
Clear, with a low around 62. South wind around 11 mph, with gusts as high as 21 mph.
Sunday
Sunny, with a high near 86. Windy, with a south wind 11 to 21 mph, with gusts as high as 30 mph.
Sunday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Mostly cloudy, with a low around 58. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday
Showers likely and possibly a thunderstorm before 1pm, then a chance of showers. Partly sunny, with a high near 72. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 53. Chance of precipitation is 70%.
Tuesday
Partly sunny, with a high near 69.
Tuesday Night
Mostly clear, with a low around 45.
Wednesday
Sunny, with a high near 66.
Wednesday Night
Mostly clear, with a low around 45.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 70.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles W Barnes City IA
 41.51°N 92.55°W
Last Update:
11:53 am CDT Oct 3, 2025
Forecast Valid:
1pm CDT Oct 3, 2025-6pm CDT Oct 9, 2025
 
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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