


Hazardous Weather Conditions
Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Fair
42°F
6°C
Humidity | 88% |
Wind Speed | Calm |
Barometer | 30.42 in |
Dewpoint | 39°F (4°C) |
Visibility | 10.00 mi |
Last update | 9 Oct 6:35 am CDT |
Extended Forecast for
Hartwick IA
Today
High: 72 °F
Sunny
Tonight
Low: 53 °F
Mostly Clear
then Chance
ShowersFriday
High: 77 °F
Chance
Showers then
SunnyFriday Night
Low: 41 °F
Mostly Clear
Saturday
High: 69 °F
Sunny
Saturday Night
Low: 50 °F
Mostly Cloudy
Sunday
High: 72 °F
Slight Chance
Showers and
BreezySunday Night
Low: 57 °F
Chance
ShowersColumbus Day
High: 75 °F
Mostly Sunny
Detailed Forecast
Today
Sunny, with a high near 72. South southeast wind 6 to 10 mph.
Tonight
A 30 percent chance of showers and thunderstorms, mainly between 3am and 4am. Increasing clouds, with a low around 53. South southeast wind around 7 mph.
Friday
A 30 percent chance of showers before 7am. Mostly cloudy through mid morning, then gradual clearing, with a high near 77. South southwest wind around 8 mph becoming northwest in the afternoon.
Friday Night
Mostly clear, with a low around 41. North wind 3 to 6 mph.
Saturday
Sunny, with a high near 69. Light and variable wind becoming east around 6 mph in the afternoon.
Saturday Night
Mostly cloudy, with a low around 50.
Sunday
A 20 percent chance of showers before 1pm. Partly sunny, with a high near 72. Breezy.
Sunday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 57.
Columbus Day
Mostly sunny, with a high near 75.
Monday Night
Partly cloudy, with a low around 50.
Tuesday
Mostly sunny, with a high near 69.
Tuesday Night
Partly cloudy, with a low around 51.
Wednesday
Mostly sunny, with a high near 74.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Hartwick IA
41.79°N 92.37°W
41.79°N 92.37°W
5:32 am CDT Oct 9, 2025
6am CDT Oct 9, 2025-6pm CDT Oct 15, 2025