Current conditions at

Decorah (KDEH)

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

Fair

63°F

17°C

Humidity 56%
Wind Speed NW 12 mph
Barometer 29.89 in
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 20 Mar 4:55 pm CDT
Detailed forecast for

Winneshiek County

Tonight
Mostly cloudy this evening, then becoming partly cloudy. Lows in the lower 40s. Northeast winds around 5 mph, becoming southeast after midnight.
Saturday
Mostly sunny. Warmer with highs in the upper 70s. South winds 5 to 10 mph, becoming southwest 10 to 15 mph in the afternoon.
Saturday Night
Partly cloudy. Lows in the mid 40s. Southwest winds 5 to 10 mph, becoming north 10 to 15 mph after midnight.
Sunday
Much cooler. Partly sunny. Highs in the upper 40s. North winds 10 to 20 mph.
Sunday Night
Much colder. Partly cloudy. Lows in the upper 20s. North winds 10 to 15 mph.
Monday
Mostly sunny. Highs in the upper 40s.
Monday Night Through Tuesday Night
Mostly cloudy. Lows in the mid 30s. Highs in the mid 50s.
Wednesday And Wednesday Night
Mostly cloudy. Highs around 50. Lows in the lower 40s.
Thursday
Mostly cloudy in the morning, then becoming mostly sunny. A 30 percent chance of rain showers. Highs in the upper 50s.
Thursday Night And Friday
Partly cloudy. Lows in the lower 20s. Highs around 40.



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352 PM CDT Fri Mar 20 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database