Decorah, IA Weather - Tomorrow’s Forecast

Monday

Chance of showers and thunderstorms

High:
95°F

A 10 percent chance of showers before 7am. Areas of smoke after 5pm. Mostly sunny and hot, with a high near 95. Heat index values as high as 109. South wind 6 to 10 mph becoming northwest in the afternoon. Winds could gust as high as 18 mph.

Monday Night

Partly cloudy

Overnight low:
68°F

Partly cloudy, with a low around 68. Northwest wind 5 to 8 mph becoming light and variable after midnight.