Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Fair
39°F
4°C
| Humidity | 69% |
| Wind Speed | Calm |
| Barometer | 30.34 in |
| Dewpoint | 29°F (-2°C) |
| Visibility | 10.00 mi |
| Last update | 11 Apr 3:35 am CDT |
Extended Forecast for
Grinnell Regional Airport IA
Overnight

Low: 38 °F
Partly Cloudy
Saturday

High: 54 °F
Showers
Likely and
BreezySaturday Night
Low: 53 °F⇑
Breezy.
Chance
Showers then
Chance
T-stormsSunday
High: 70 °F
Windy. Chance
Showers then
ShowersSunday Night

Low: 59 °F
Chance
T-storms and
BreezyMonday
High: 79 °F
Partly Sunny
then Partly
Sunny and
BreezyMonday Night

Low: 63 °F
Chance
T-stormsTuesday
High: 84 °F
Breezy.
Mostly Sunny
then Chance
T-stormsTuesday Night

Low: 58 °F
Showers
Likely and
Breezy
Detailed Forecast
Overnight
Partly cloudy, with a low around 38. Calm wind.
Saturday
Showers likely before 1pm, then showers likely and possibly a thunderstorm between 1pm and 3pm, then a chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 54. Breezy, with a southeast wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 24 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A slight chance of showers, then a chance of showers and thunderstorms after 10pm. Mostly cloudy, with a temperature rising to around 59 by 5am. Breezy, with a south southeast wind 15 to 17 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.
Sunday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 70. Windy, with a south southwest wind 18 to 23 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A chance of showers and thunderstorms before 1am, then a slight chance of showers. Mostly cloudy, with a low around 59. Breezy, with a south southwest wind 10 to 18 mph, with gusts as high as 26 mph. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Monday
Partly sunny, with a high near 79. Breezy.
Monday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly cloudy, with a low around 63.
Tuesday
A 40 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 84. Breezy.
Tuesday Night
Showers likely and possibly a thunderstorm before 1am, then a chance of showers. Partly cloudy, with a low around 58. Breezy. Chance of precipitation is 60%.
Wednesday
A 40 percent chance of showers. Mostly sunny, with a high near 76.
Wednesday Night
A 40 percent chance of showers. Partly cloudy, with a low around 55.
Thursday
A 30 percent chance of showers. Mostly sunny, with a high near 77.
Thursday Night
A 30 percent chance of showers. Mostly clear, with a low around 54.
Friday
A 50 percent chance of showers. Mostly sunny, with a high near 74. Breezy.
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
3:12 am CDT Apr 11, 2026
3am CDT Apr 11, 2026-6pm CDT Apr 17, 2026


