Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Mostly Cloudy

60°F

16°C

Humidity 85%
Wind Speed S 13 mph
Barometer 29.70 in
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Last update 6 Mar 10:55 pm CST
Extended Forecast for

Grinnell Regional Airport IA

Tornado Watch March 6, 10:58pm until March 7, 04:00am
Click here for hazard details and duration
Tornado Watch
  •  
    Tornado Watch March 6, 10:58pm until March 7, 04:00am

    NOW until 4:00am Sat

    Tornado Watch

  • Tonight

    Low: 37 °F

    Severe
    Thunderstorms
    and Breezy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 47. Breezy, with a west northwest wind 9 to 18 mph, with gusts as high as 26 mph.

    High: 47 °F

    Decreasing
    Clouds and
    Breezy

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. Light west wind becoming southwest 8 to 13 mph after midnight. Winds could gust as high as 21 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 62. Breezy, with a southwest wind 14 to 17 mph, with gusts as high as 24 mph.

    High: 62 °F

    Sunny and
    Breezy

  • Sunday Night

    Sunday Night: Clear, with a low around 44. South southwest wind 13 to 15 mph, with gusts as high as 24 mph.

    Low: 44 °F

    Clear

  • Monday

    Monday: Sunny, with a high near 67.

    High: 67 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 40.

    Low: 40 °F

    Mostly Clear

  • Tuesday

    Tuesday: A slight chance of rain, then a chance of rain and thunderstorms after noon.  Mostly sunny, with a high near 59. Chance of precipitation is 40%.

    High: 59 °F

    Chance Rain

Detailed Forecast

Tonight
Showers and thunderstorms, mainly before 2am. Some of the storms could be severe. Low around 37. Breezy, with a south wind 14 to 17 mph becoming west northwest after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 47. Breezy, with a west northwest wind 9 to 18 mph, with gusts as high as 26 mph.
Saturday Night
Mostly clear, with a low around 33. Light west wind becoming southwest 8 to 13 mph after midnight. Winds could gust as high as 21 mph.
Sunday
Sunny, with a high near 62. Breezy, with a southwest wind 14 to 17 mph, with gusts as high as 24 mph.
Sunday Night
Clear, with a low around 44. South southwest wind 13 to 15 mph, with gusts as high as 24 mph.
Monday
Sunny, with a high near 67.
Monday Night
Mostly clear, with a low around 40.
Tuesday
A slight chance of rain, then a chance of rain and thunderstorms after noon. Mostly sunny, with a high near 59. Chance of precipitation is 40%.
Tuesday Night
A 30 percent chance of rain. Mostly cloudy, with a low around 33.
Wednesday
Mostly sunny, with a high near 49.
Wednesday Night
Mostly clear, with a low around 28.
Thursday
Partly sunny, with a high near 55.
Thursday Night
Mostly cloudy, with a low around 39.
Friday
Mostly cloudy, with a high near 61. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
Grinnell Regional Airport IA
 41.71°N 92.75°W
9:47 pm CST Mar 6, 2026
10pm CST Mar 6, 2026-6pm CDT Mar 13, 2026
 
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Additional Resources

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