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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.

Fog

35°F

2°C

Humidity	100%
Wind Speed	S 10 mph
Barometer	30.21 in
Dewpoint	35°F (2°C)
Visibility	0.25 mi
Wind Chill	27°F (-3°C)
Last update	2 Nov 9:15 am CST

More Information:

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

Extended Forecast for

6 Miles SSW Tama IA

Today
High: 51 °F
Patchy Fog
then Sunny
and Breezy
Tonight
Low: 36 °F
Mostly Clear
Monday
High: 61 °F
Sunny
Monday Night
Low: 37 °F
Partly Cloudy
Tuesday
High: 66 °F
Mostly Sunny
Tuesday Night
Low: 41 °F
Mostly Clear
Wednesday
High: 61 °F
Sunny
Wednesday Night
Low: 35 °F
Mostly Clear
Thursday
High: 61 °F
Partly Sunny

Detailed Forecast

Today

Patchy fog before 10am. Otherwise, partly sunny, then gradually becoming sunny, with a high near 51. Breezy, with a south wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 25 mph.

Tonight

Mostly clear, with a low around 36. South wind 6 to 11 mph becoming west after midnight. Winds could gust as high as 20 mph.

Monday

Sunny, with a high near 61. Northwest wind 3 to 7 mph.

Monday Night

Partly cloudy, with a low around 37. Calm wind becoming southeast around 5 mph after midnight.

Tuesday

Mostly sunny, with a high near 66. South southwest wind 6 to 10 mph.

Tuesday Night

Mostly clear, with a low around 41.

Wednesday

Sunny, with a high near 61.