Decorah, IA Weather - Tomorrow’s Forecast

Labor Day

Patchy fog

High:
80°F

Patchy fog before 8am. Otherwise, mostly sunny, with a high near 80. South wind 5 to 11 mph.

Monday Night

Mostly cloudy

Overnight low:
62°F

A 10 percent chance of showers after 5am. Mostly cloudy, with a low around 62. Southeast wind around 10 mph, with gusts as high as 20 mph.