
Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.
Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >
Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Overcast
61°F
16°C
| Humidity | 66% |
| Wind Speed | N 6 mph |
| Barometer | 30.14 in |
| Dewpoint | 49°F (9°C) |
| Visibility | 10.00 mi |
| Last update | 14 Oct 12:55 pm CDT |
Extended Forecast for
Hartwick IA
This Afternoon

High: 65 °F
Mostly Cloudy
Tonight
Low: 54 °F
Cloudy then
Chance
ShowersThursday

High: 60 °F
Showers
Thursday Night

Low: 44 °F
Chance
Showers and
BreezyFriday

High: 56 °F
Mostly Sunny
and BreezyFriday Night

Low: 33 °F
Mostly Clear
then FrostSaturday

High: 60 °F
Frost then
SunnySaturday Night

Low: 40 °F
Clear
Sunday

High: 65 °F
Sunny
Detailed Forecast
This Afternoon
Mostly cloudy, with a high near 65. North northeast wind around 8 mph.
Tonight
A 50 percent chance of showers after 1am. Cloudy, with a low around 54. Northeast wind around 7 mph. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Showers before 1pm, then showers and possibly a thunderstorm between 1pm and 4pm, then showers likely after 4pm. High near 60. East wind 6 to 8 mph becoming north in the afternoon. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Thursday Night
A 40 percent chance of showers, mainly before midnight. Cloudy during the early evening, then gradual clearing, with a low around 44. Breezy, with a north northwest wind 14 to 17 mph, with gusts as high as 28 mph. New precipitation amounts of less than a tenth of an inch possible.
Friday
Mostly sunny, with a high near 56. Breezy, with a north northwest wind 16 to 20 mph, with gusts as high as 31 mph.
Friday Night
Widespread frost, mainly after 4am. Otherwise, clear, with a low around 33.
Saturday
Widespread frost, mainly before 8am. Otherwise, sunny, with a high near 60.
Saturday Night
Clear, with a low around 40.
Sunday
Sunny, with a high near 65.
Sunday Night
Mostly cloudy, with a low around 47.
Monday
Partly sunny, with a high near 67.
Monday Night
Partly cloudy, with a low around 47.
Tuesday
Sunny, with a high near 71.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Hartwick IA
41.79°N 92.34°W
41.79°N 92.34°W
11:57 am CDT Oct 14, 2026
1pm CDT Oct 14, 2026-6pm CDT Oct 20, 2026


