Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Fair
38°F
3°C
| Humidity | 41% |
| Wind Speed | Calm |
| Barometer | 30.14 in |
| Dewpoint | 17°F (-8°C) |
| Visibility | 10.00 mi |
| Last update | 29 Mar 3:55 am CDT |
Extended Forecast for
Montezuma IA
Today

High: 69 °F
Increasing
Clouds and
BreezyTonight

Low: 47 °F
Mostly Clear
Monday
High: 83 °F
Sunny then
Mostly Sunny
and BreezyMonday Night

Low: 57 °F
Chance
ShowersTuesday

High: 71 °F
Chance
Showers and
BreezyTuesday Night

Low: 36 °F
Chance
Showers and
BreezyWednesday
High: 48 °F
Partly Sunny
then Chance
ShowersWednesday Night
Low: 32 °F
Chance
Showers then
Chance
Rain/SnowThursday

High: 45 °F
Showers
Likely
Detailed Forecast
Today
Increasing clouds, with a high near 69. Breezy, with a south wind 8 to 16 mph, with gusts as high as 25 mph.
Tonight
Mostly clear, with a low around 47. South wind 6 to 10 mph.
Monday
Increasing clouds, with a high near 83. Breezy, with a south southwest wind 7 to 16 mph, with gusts as high as 25 mph.
Monday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 57. South southwest wind 11 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers, with thunderstorms also possible after 1pm. Partly sunny, with a high near 71. Breezy, with a south southwest wind 14 to 18 mph becoming north northwest in the afternoon. Winds could gust as high as 28 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 36. Breezy. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 48.
Wednesday Night
A chance of rain showers before 1am, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. Chance of precipitation is 50%.
Thursday
Showers likely. Mostly cloudy, with a high near 45. Chance of precipitation is 60%.
Thursday Night
A 30 percent chance of showers before 1am. Mostly cloudy, with a low around 34.
Friday
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 60.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 42. Chance of precipitation is 70%.
Saturday
A 50 percent chance of showers. Mostly cloudy, with a high near 54. Breezy.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Montezuma IA
41.57°N 92.52°W
41.57°N 92.52°W
2:43 am CDT Mar 29, 2026
4am CDT Mar 29, 2026-6pm CDT Apr 4, 2026


