Heavy Rain and Flooding Threat in the Central U.S.; Winter Weather in Northern Alaska

Strong thunderstorms and heavy rain may produce flash flooding across the south-central Plains and lower Mississippi Valley today. The North Slope in Alaska will see the potential for wintry weather through today with ice accumulations possible on roadways. Incoming storms will bring long duration rainfall and strong winds to most of Southcentral Alaska through Friday. Read More >

Hazardous Weather Conditions

Current conditions at

Decorah (KDEH)

Lat: 43.28° N Lon: 91.73° W Elev: 1158 ft.

Fair

63°F

17°C

Humidity 100%
Wind Speed Calm
Barometer 30.10 in
Dewpoint 63°F (17°C)
Visibility 9.00 mi
Last update 28 Aug 8:15 am CDT
Detailed forecast for

Winneshiek County

Today
Patchy fog this morning. Mostly sunny. Highs in the mid 70s. Light winds.
Tonight
Partly cloudy in the evening, then becoming mostly cloudy. Lows in the mid 50s. East winds around 5 mph.
Friday
Partly sunny. Highs in the lower 70s. Southeast winds around 5 mph.
Friday Night
Mostly cloudy. Lows in the mid 50s. Light winds.
Saturday
Mostly cloudy. Highs in the lower 70s. Light winds.
Saturday Night Through Sunday Night
Mostly cloudy. Lows in the mid 50s. Highs around 70.
Labor Day
Mostly sunny. Highs in the lower 70s.
Monday Night
Mostly cloudy. Lows in the mid 50s.
Tuesday
Mostly sunny. Highs in the lower 70s.
Tuesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the mid 50s. Chance of rain 30 percent.
Wednesday
Mostly cloudy in the morning, then becoming partly sunny. A chance of showers. Highs in the upper 60s. Chance of rain 30 percent.



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558 AM CDT Thu Aug 28 2025
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database