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

Critical Fire Weather Conditions and Severe Thunderstorms Today

Scattered severe thunderstorms are possible across portions of the northern High Plains this afternoon and evening. Severe wind gusts are the primary hazard. Gusty winds and low relative humidity will contribute to critical fire weather conditions across parts of the northern Great Plains and Great Basin today and the southern High Plains on Thursday. Read More >

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Partly Cloudy

74°F

23°C

Humidity 20%
Wind Speed NW 15 G 28 mph
Barometer 30.08 in
Dewpoint 30°F (-1°C)
Visibility 10.00 mi
Last update 13 May 3:55 pm CDT
Extended Forecast for

Montezuma IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 73. North northwest wind around 15 mph, with gusts as high as 25 mph.

    High: 73 °F

    Sunny

  • Tonight

    Tonight: Clear, with a low around 45. North wind 5 to 7 mph becoming calm in the evening.

    Low: 45 °F

    Clear

  • Thursday

    Thursday: Increasing clouds, with a high near 77. Breezy, with a south wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.

    High: 77 °F

    Sunny then
    Mostly Sunny
    and Breezy

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Cloudy, then gradually becoming partly cloudy, with a low around 57. Breezy, with a south southeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 57 °F

    Mostly Cloudy
    and Breezy
    then Chance
    Showers

  • Friday

    Friday: Sunny, with a high near 87. South wind 7 to 9 mph.

    High: 87 °F

    Sunny

  • Friday Night

    Friday Night: A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 40%.

    Low: 59 °F

    Chance
    Showers

  • Saturday

    Saturday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.

    High: 85 °F

    Mostly Sunny
    then Chance
    T-storms

  • Saturday Night

    Saturday Night: A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    T-storms

  • Sunday

    Sunday: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Windy.

    High: 83 °F

    Chance
    T-storms and
    Windy

Detailed Forecast

This Afternoon
Sunny, with a high near 73. North northwest wind around 15 mph, with gusts as high as 25 mph.
Tonight
Clear, with a low around 45. North wind 5 to 7 mph becoming calm in the evening.
Thursday
Increasing clouds, with a high near 77. Breezy, with a south wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph.
Thursday Night
A chance of showers and thunderstorms between 1am and 4am, then a chance of showers after 4am. Cloudy, then gradually becoming partly cloudy, with a low around 57. Breezy, with a south southeast wind 10 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
Sunny, with a high near 87. South wind 7 to 9 mph.
Friday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Partly cloudy, with a low around 59. Chance of precipitation is 40%.
Saturday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 85.
Saturday Night
A 50 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 59.
Sunday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 83. Windy.
Sunday Night
A chance of showers and thunderstorms. Partly cloudy, with a low around 67. Windy. Chance of precipitation is 40%.
Monday
Showers likely and possibly a thunderstorm. Partly sunny, with a high near 85. Windy. Chance of precipitation is 60%.
Monday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 58. Windy. Chance of precipitation is 60%.
Tuesday
A 40 percent chance of showers. Mostly cloudy, with a high near 72.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Montezuma IA
 41.57°N 92.52°W
Last Update:
1:37 pm CDT May 13, 2026
Forecast Valid:
4pm CDT May 13, 2026-6pm CDT May 19, 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