Decorah, IA Weather - Tomorrow’s Forecast

Wednesday

Breezy. slight chance thunderstorms

High:
89°F

A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe. Partly sunny, with a high near 89. Heat index values as high as 99. Breezy, with a south wind 10 to 17 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

Wednesday Night

Showers likely

Overnight low:
64°F

Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms between 7pm and 1am. Mostly cloudy, then gradually becoming mostly clear, with a low around 64. South wind 9 to 14 mph becoming light and variable after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.