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.

Overcast

74°F

23°C

Humidity 65%
Wind Speed E 10 mph
Barometer 30.00 in
Dewpoint 62°F (17°C)
Visibility 10.00 mi
Last update 26 Jun 3:55 pm CDT
Extended Forecast for

Montezuma IA

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 75. East wind around 9 mph, with gusts as high as 18 mph.

    High: 75 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 57. East wind 5 to 9 mph.

    Low: 57 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 81. East wind 6 to 11 mph, with gusts as high as 20 mph.

    High: 81 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Showers and thunderstorms likely before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 66. Southeast wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 66 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Sunday

    Sunday: Mostly sunny, with a high near 92. Breezy, with a southeast wind 14 to 18 mph, with gusts as high as 28 mph.

    High: 92 °F

    Mostly Sunny
    and Breezy

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 74. Breezy.

    Low: 74 °F

    Mostly Clear
    and Breezy
    then Mostly
    Clear

  • Monday

    Monday: Sunny, with a high near 94. Breezy.

    High: 94 °F

    Sunny and
    Breezy

  • Monday Night

    Monday Night: Partly cloudy, with a low around 75. Breezy.

    Low: 75 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 95. Breezy.

    High: 95 °F

    Sunny then
    Sunny and
    Breezy

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 75. East wind around 9 mph, with gusts as high as 18 mph.
Tonight
Partly cloudy, with a low around 57. East wind 5 to 9 mph.
Saturday
Mostly sunny, with a high near 81. East wind 6 to 11 mph, with gusts as high as 20 mph.
Saturday Night
Showers and thunderstorms likely before 4am, then showers likely and possibly a thunderstorm between 4am and 5am, then a chance of showers and thunderstorms after 5am. Mostly cloudy, with a low around 66. Southeast wind 9 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday
Mostly sunny, with a high near 92. Breezy, with a southeast wind 14 to 18 mph, with gusts as high as 28 mph.
Sunday Night
Mostly clear, with a low around 74. Breezy.
Monday
Sunny, with a high near 94. Breezy.
Monday Night
Partly cloudy, with a low around 75. Breezy.
Tuesday
Sunny, with a high near 95. Breezy.
Tuesday Night
Mostly clear, with a low around 73. Breezy.
Wednesday
Sunny, with a high near 96.
Wednesday Night
Mostly clear, with a low around 73.
Thursday
Sunny, with a high near 96.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Montezuma IA
 41.57°N 92.52°W
Last Update:
1:31 pm CDT Jun 26, 2026
Forecast Valid:
4pm CDT Jun 26, 2026-6pm CDT Jul 2, 2026
 
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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