Current conditions at

Decorah (KDEH)

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

Mostly Cloudy

79°F

26°C

Humidity 48%
Wind Speed Calm
Barometer 30.04 in
Dewpoint 57°F (14°C)
Visibility 10.00 mi
Heat Index80°F (27°C)
Last update 27 Aug 4:55 pm CDT
Detailed forecast for

Allamakee County

Tonight
Partly cloudy this evening, then becoming mostly clear. Lows in the mid 50s. Light winds.
Friday
Mostly sunny. Highs in the lower 80s. Southwest winds around 5 mph.
Friday Night
Partly cloudy. Lows in the mid 60s. South winds around 5 mph.
Saturday
Showers likely in the morning, then a chance of showers in the afternoon. Highs in the lower 80s. South winds 10 to 15 mph. Chance of rain 70 percent.
Saturday Night
Mostly cloudy. Lows in the upper 60s. South winds 5 to 10 mph.
Sunday
Mostly sunny. Highs in the upper 80s.
Sunday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the lower 70s. Chance of rain 30 percent.
Monday
Hot. Partly sunny with a 30 percent chance of showers. Highs around 90.
Monday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers and thunderstorms. Lows in the upper 60s. Chance of rain 40 percent.
Tuesday
Mostly sunny. Highs in the upper 80s.
Tuesday Night
Partly cloudy in the evening, then becoming mostly cloudy. A chance of showers. Lows in the upper 60s. Chance of rain 40 percent.
Wednesday
Mostly sunny. Highs in the upper 80s.
Wednesday Night
Partly cloudy with a chance of showers. Lows in the upper 60s. Chance of rain 30 percent.
Thursday
Mostly sunny. Highs in the upper 80s.



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241 PM CDT Thu Aug 27 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database