Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Fair
53°F
12°C
| Humidity | 59% |
| Wind Speed | Calm |
| Barometer | 29.71 in |
| Dewpoint | 39°F (4°C) |
| Visibility | 10.00 mi |
| Last update | 9 Mar 9:55 pm CDT |
Extended Forecast for
4 Miles NNE Hartwick IA
Tonight

Low: 41 °F
Mostly Clear
Tuesday
High: 68 °F
Sunny then
Slight Chance
ShowersTuesday Night

Low: 35 °F
Chance
ShowersWednesday

High: 46 °F
Chance
Rain/Snow and
BreezyWednesday Night

Low: 25 °F
Mostly Clear
Thursday
High: 53 °F
Mostly Sunny
then Mostly
Cloudy and
BreezyThursday Night

Low: 35 °F
Chance Rain
and BreezyFriday

High: 49 °F
Mostly Cloudy
Friday Night

Low: 31 °F
Mostly Cloudy
Detailed Forecast
Tonight
Mostly clear, with a low around 41. Light and variable wind.
Tuesday
A 20 percent chance of showers after 4pm. Mostly sunny, with a high near 68. East wind 5 to 9 mph.
Tuesday Night
A 40 percent chance of showers, mainly after 7pm. Mostly cloudy, with a low around 35. North northeast wind 9 to 14 mph, with gusts as high as 22 mph. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
A chance of rain, mixing with snow after 10am, then gradually ending. Cloudy, then gradually becoming mostly sunny, with a high near 46. Breezy, with a north northwest wind 14 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 30%. Little or no snow accumulation expected.
Wednesday Night
Mostly clear, with a low around 25. Northwest wind 5 to 10 mph becoming light west northwest after midnight. Winds could gust as high as 18 mph.
Thursday
Partly sunny, with a high near 53. Breezy.
Thursday Night
A 40 percent chance of rain, mainly before 1am. Mostly cloudy, with a low around 35. Breezy.
Friday
Mostly cloudy, with a high near 49.
Friday Night
Mostly cloudy, with a low around 31.
Saturday
Mostly cloudy, with a high near 53.
Saturday Night
A 50 percent chance of rain. Mostly cloudy, with a low around 32.
Sunday
A chance of rain and snow. Mostly cloudy, with a high near 41. Windy. Chance of precipitation is 40%.
Sunday Night
Mostly cloudy, with a low around 15. Blustery.
Monday
Mostly sunny, with a high near 31.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
4 Miles NNE Hartwick IA
41.85°N 92.34°W
41.85°N 92.34°W
7:26 pm CDT Mar 9, 2026
9pm CDT Mar 9, 2026-6pm CDT Mar 16, 2026


