Current conditions at

Grinnell Municipal Airfield (KGGI)

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

Overcast

32°F

0°C

Humidity 81%
Wind Speed W 15 mph
Barometer 29.61 in
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Wind Chill22°F (-6°C)
Last update 16 Jan 6:35 am CST
Detailed forecast for

Poweshiek County

Today
Mostly cloudy. Isolated snow showers late, then scattered snow showers. Patchy blowing snow. Little or no snow accumulation. Breezy with highs in the mid 30s. West winds 10 to 15 mph with gusts up to 25 mph, becoming northwest 15 to 25 mph with gusts up to 35 mph. Chance of snow 50 percent.
Tonight
Mostly cloudy. Scattered snow showers in the evening. Patchy blowing snow in the evening. Little or no snow accumulation. Cooler with lows around 9 above. Northwest winds 15 to 20 mph with gusts up to 30 mph. Chance of snow 40 percent.
Saturday
Partly sunny in the morning, then becoming mostly cloudy. Much cooler. Near steady temperature around 12. Northwest winds 15 to 20 mph with gusts up to 30 mph.
Saturday Night
Partly cloudy. Lows around 5 above. West winds 10 to 15 mph.
Sunday
Partly sunny. Highs in the upper 20s. Southwest winds 10 to 15 mph, becoming west 15 to 20 mph in the afternoon.
Sunday Night
Partly cloudy. Lows around zero. Wind chill values as low as 20 below.
Martin Luther King Jr Day
Sunny. Highs 10 to 15. Wind chill values as low as 20 below.
Monday Night
Mostly clear. Lows zero to 5 above zero.
Tuesday
Mostly sunny. Highs in the mid 20s.
Tuesday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows around 20.
Wednesday
Partly sunny. Highs in the lower 30s.
Wednesday Night
Mostly cloudy in the evening, then becoming partly cloudy. Lows around 15.
Thursday
Mostly sunny. Highs in the upper 20s.



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453 AM CST Fri Jan 16 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database