Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

Lat: 41.71° N Lon: 92.73° W Elev: 1007 ft.

Fog/Mist

44°F

7°C

Humidity 94%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 42°F (6°C)
Visibility 1.00 mi
Last update 20 Nov 12:55 pm CST
Detailed forecast for

Poweshiek County

Rest Of Today
Mostly cloudy. Areas of dense fog late this morning, then patchy fog this afternoon. Near steady temperature in the upper 40s. Southwest winds around 5 mph, becoming west this afternoon.
Tonight
Patchy fog in the evening. Mostly cloudy. Lows in the upper 30s. North winds around 5 mph.
Friday
Mostly cloudy. A slight chance of rain in the afternoon. Highs in the upper 40s. Northeast winds 5 to 10 mph. Chance of rain 20 percent.
Friday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows around 30. Northeast winds around 5 mph.
Saturday
Sunny. Highs in the lower 50s. South winds around 5 mph.
Saturday Night
Mostly clear. Lows in the upper 30s.
Sunday
Sunny. Highs in the upper 50s.
Sunday Night
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 30s.
Monday
Partly sunny with a slight chance of rain in the morning, then mostly cloudy with a chance of rain in the afternoon. Highs in the lower 50s. Chance of rain 40 percent.
Monday Night
Mostly cloudy with a 50 percent chance of rain. Lows in the lower 40s.
Tuesday
Mostly cloudy with a chance of rain in the morning, then partly sunny in the afternoon. Highs in the lower 50s. Chance of rain 30 percent.
Tuesday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows in the upper 20s.
Wednesday
Mostly sunny. Highs in the upper 30s.



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1107 AM CST Thu Nov 20 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database