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National Weather Service Flood Inundation Mapping Available for Iowa in September 2025

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71°NLon: 92.73°WElev: 1007ft.

Fair

20°F

-7°C

Humidity	92%
Wind Speed	NW 9 mph
Barometer	30.42 in
Dewpoint	18°F (-8°C)
Visibility	10.00 mi
Wind Chill	10°F (-12°C)
Last update	10 Nov 12:35 am CST

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Chelsea IA

Overnight
Low: 21 °F
Isolated
Flurries
Monday
High: 36 °F
Sunny
Monday Night
Low: 23 °F
Increasing
Clouds
Veterans Day
High: 52 °F
Decreasing
Clouds
Tuesday Night
Low: 34 °F
Mostly Clear
Wednesday
High: 54 °F
Sunny
Wednesday Night
Low: 31 °F
Partly Cloudy
Thursday
High: 59 °F
Mostly Sunny
Thursday Night
Low: 37 °F
Partly Cloudy

Detailed Forecast

Overnight

Isolated flurries before 3am. Partly cloudy, with a low around 21. North northwest wind 9 to 13 mph.

Monday

Sunny, with a high near 36. North northwest wind 7 to 11 mph.

Monday Night

Increasing clouds, with a low around 23. Calm wind becoming south 5 to 9 mph after midnight. Winds could gust as high as 18 mph.

Veterans Day

Mostly cloudy, then gradually becoming sunny, with a high near 52. South southwest wind 8 to 11 mph becoming west in the afternoon. Winds could gust as high as 20 mph.

Tuesday Night

Mostly clear, with a low around 34. West wind 6 to 8 mph.

Wednesday

Sunny, with a high near 54.

Wednesday Night

Partly cloudy, with a low around 31.

Thursday

Mostly sunny, with a high near 59.

Thursday Night

Partly cloudy, with a low around 37.

Friday

Mostly sunny, with a high near 64.