Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Fair
52°F
11°C
| Humidity | 62% |
| Wind Speed | Calm |
| Barometer | 29.72 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Last update | 10 Mar 12:15 am CDT |
Extended Forecast for
Grinnell Regional Airport IA
Overnight

Low: 43 °F
Mostly Clear
Tuesday

High: 66 °F
Mostly Sunny
Tuesday Night

Low: 36 °F
Chance
Showers and
BreezyWednesday

High: 46 °F
Chance Rain
and WindyWednesday Night

Low: 27 °F
Mostly Clear
Thursday
High: 55 °F
Mostly Sunny
then Mostly
Cloudy and
WindyThursday Night

Low: 36 °F
Chance Rain
and BreezyFriday

High: 49 °F
Mostly Cloudy
Friday Night

Low: 33 °F
Mostly Cloudy
Detailed Forecast
Overnight
Mostly clear, with a low around 43. Calm wind.
Tuesday
Mostly sunny, with a high near 66. Calm wind becoming east 5 to 9 mph in the morning.
Tuesday Night
A 40 percent chance of showers, mainly after 1am. Mostly cloudy, with a low around 36. Breezy, with a north northeast wind 10 to 16 mph, with gusts as high as 23 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A 30 percent chance of rain before 1pm. Cloudy through mid morning, then gradual clearing, with a high near 46. Windy, with a north northwest wind 18 to 21 mph, with gusts as high as 29 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday Night
Mostly clear, with a low around 27. North northwest wind 5 to 10 mph becoming light northwest in the evening. Winds could gust as high as 18 mph.
Thursday
Partly sunny, with a high near 55. Windy.
Thursday Night
A 30 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 36. Breezy.
Friday
Mostly cloudy, with a high near 49.
Friday Night
Mostly cloudy, with a low around 33.
Saturday
Mostly cloudy, with a high near 55.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 34.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 42. Windy. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 16. Windy.
Monday
Mostly sunny, with a high near 31.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Grinnell Regional Airport IA
41.71°N 92.75°W
41.71°N 92.75°W
10:26 pm CDT Mar 9, 2026
12am CDT Mar 10, 2026-6pm CDT Mar 16, 2026


