Nor'Easter Continues to Bring Heavy Rain and Coastal Impacts; Nolo Continues to Impact Hawaii

The nor’easter will weaken tonight, easing beach conditions and coastal flooding, though locally heavy rain will continue in parts of the Mid-Atlantic and New England into Monday. Hurricane Nolo continues to bring strong winds and large waves to Hawaii. A multi-day rain event will return to the Four Corners region Monday and expand to the south-central U.S. by midweek. Read More >

Hazardous Weather Conditions

Current conditions at

Grinnell Municipal Airfield (KGGI)

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

Overcast

58°F

14°C

Humidity 94%
Wind Speed Calm
Barometer 30.14 in
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Last update 28 Sep 2:15 am CDT
Detailed forecast for

Poweshiek County

Rest Of Tonight
Mostly cloudy. Near steady temperature in the upper 50s. North winds around 5 mph.
Monday
Patchy fog in the morning. Partly sunny. Highs in the lower 70s. East winds around 5 mph.
Monday Night
Mostly clear in the evening, then becoming partly cloudy. Lows in the lower 50s. Southeast winds around 5 mph.
Tuesday
Partly sunny. Highs in the lower 70s. South winds 5 to 10 mph.
Tuesday Night
Mostly cloudy. A chance of showers with a slight chance of thunderstorms after midnight. Lows in the lower 60s. South winds around 10 mph. Chance of rain 50 percent.
Wednesday
A slight chance of thunderstorms. Showers likely. Highs in the lower 70s. Chance of rain 70 percent.
Wednesday Night
A chance of thunderstorms. Showers. Lows in the lower 60s. Chance of rain 90 percent.
Thursday
Showers likely with a slight chance of thunderstorms in the morning, then a chance of showers in the afternoon. Near steady temperature in the lower 60s. Chance of rain 70 percent.
Thursday Night
Mostly cloudy in the evening, then becoming partly cloudy. A 20 percent chance of showers. Lows around 50.
Friday
Mostly sunny. Highs in the lower 60s.
Friday Night
Mostly clear. A slight chance of showers after midnight. Lows in the upper 40s. Chance of rain 20 percent.
Saturday
Mostly sunny. Highs in the lower 60s.
Saturday Night
Partly cloudy. Lows in the lower 50s.
Sunday
Mostly sunny. Highs in the lower 60s.



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127 AM CDT Mon Sep 28 2026
 
 

Additional Resources

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