Decorah, IA Weather - Tomorrow’s Forecast

Monday

Patchy fog

High:
84°F

Patchy fog before 9am. Otherwise, mostly cloudy, then gradually becoming sunny, with a high near 84. Light east wind.

Monday Night

Partly cloudy

Overnight low:
66°F

A 20 percent chance of showers and thunderstorms after 4am. Increasing clouds, with a low around 66. Calm wind.