Current conditions at
Grinnell Municipal Airfield (KGGI)
Lat: 41.71°NLon: 92.73°WElev: 1007ft.
Fair
39°F
4°C
| Humidity | 71% |
| Wind Speed | NW 12 mph |
| Barometer | 29.88 in |
| Dewpoint | 31°F (-1°C) |
| Visibility | 10.00 mi |
| Wind Chill | 32°F (0°C) |
| Last update | 16 Dec 11:55 pm CST |
Extended Forecast for
Deep River IA
Overnight
Low: 24 °F
Mostly Cloudy
Wednesday
High: 36 °F
Partly Sunny
Wednesday Night
Low: 34 °F⇑
Breezy.
Mostly Cloudy
then RainThursday
High: 39 °F⇓
Windy. Chance
Rain/Snow
then Chance
Snow ShowersThursday Night
Low: 10 °F
Partly Cloudy
and WindyFriday
High: 33 °F
Mostly Sunny
Friday Night
Low: 27 °F
Mostly Cloudy
Saturday
High: 41 °F
Partly Sunny
Saturday Night
Low: 17 °F
Partly Cloudy
Detailed Forecast
Overnight
Mostly cloudy, with a low around 24. Northwest wind 6 to 8 mph.
Wednesday
Partly sunny, with a high near 36. Light and variable wind becoming south southeast 8 to 13 mph in the afternoon. Winds could gust as high as 22 mph.
Wednesday Night
Rain, mainly after midnight. Temperature rising to around 39 by 2am. Breezy, with a south southeast wind 14 to 17 mph becoming west southwest after midnight. Winds could gust as high as 29 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A chance of rain and snow before noon, then a chance of snow showers after 3pm. Partly sunny, with a temperature falling to around 25 by 5pm. Wind chill values as low as 10. Windy, with a west wind 15 to 20 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 39 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday Night
Partly cloudy, with a low around 10. Windy, with a west northwest wind 21 to 26 mph decreasing to 9 to 14 mph after midnight. Winds could gust as high as 38 mph.
Friday
Mostly sunny, with a high near 33.
Friday Night
Mostly cloudy, with a low around 27.
Saturday
Partly sunny, with a high near 41.
Saturday Night
Partly cloudy, with a low around 17.
Sunday
Mostly sunny, with a high near 30.
Sunday Night
Mostly cloudy, with a low around 22.
Monday
Partly sunny, with a high near 38.
Monday Night
Mostly cloudy, with a low around 29.
Tuesday
Mostly sunny, with a high near 42.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
Deep River IA
41.57°N 92.37°W
41.57°N 92.37°W
10:21 pm CST Dec 16, 2025
12am CST Dec 17, 2025-6pm CST Dec 23, 2025
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