
Dangerous Heat Possible Next Week
A turn to hot and humid conditions is expected starting Monday. Dangerously hot conditions are possible through next week, particularly on Monday. Read More >
Hazardous Weather Conditions
Current conditions at
Decorah (KDEH)
Lat: 43.28°NLon: 91.73°WElev: 1158ft.
Fair
72°F
22°C
| Humidity | 69% |
| Wind Speed | E 9 G 16 mph |
| Barometer | 29.99 in |
| Dewpoint | 61°F (16°C) |
| Visibility | 10.00 mi |
| Last update | 27 Jun 10:55 am CDT |
Extended Forecast for
Decorah IA
Extreme Heat Watch June 29, 12:00pm until June 30, 09:00pm
Today

High: 80 °F
Mostly Sunny
Tonight

Low: 64 °F
Partly Cloudy
Sunday
High: 85 °F
Chance
Showers then
Mostly Cloudy
and BreezySunday Night

Low: 75 °F
Partly Cloudy
Monday
High: 91 °F
Sunny then
Sunny and
BreezyMonday Night
Low: 76 °F
Partly Cloudy
and Breezy
then Slight
Chance
T-stormsTuesday

High: 92 °F
Slight Chance
T-stormsTuesday Night

Low: 74 °F
Chance
T-stormsWednesday

High: 90 °F
Slight Chance
T-storms
Detailed Forecast
Today
Mostly sunny, with a high near 80. Southeast wind 9 to 11 mph.
Tonight
Partly cloudy, with a low around 64. Southeast wind 7 to 10 mph.
Sunday
A 30 percent chance of showers and thunderstorms, mainly before 10am. Mostly cloudy, with a high near 85. Breezy, with a southeast wind 11 to 16 mph, with gusts as high as 26 mph.
Sunday Night
Partly cloudy, with a low around 75. South wind 9 to 14 mph, with gusts as high as 23 mph.
Monday
Sunny, with a high near 91. Breezy, with a south wind 9 to 17 mph, with gusts as high as 28 mph.
Monday Night
A 20 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 76. Breezy, with a south wind 10 to 17 mph, with gusts as high as 28 mph.
Tuesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 92. South wind 9 to 14 mph, with gusts as high as 24 mph.
Tuesday Night
A 40 percent chance of showers and thunderstorms. Partly cloudy, with a low around 74. Southwest wind 10 to 14 mph, with gusts as high as 23 mph.
Wednesday
A 20 percent chance of showers and thunderstorms before 1pm. Mostly sunny, with a high near 90. South wind 8 to 11 mph, with gusts as high as 20 mph.
Wednesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 73. South wind 7 to 10 mph, with gusts as high as 21 mph.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Southwest wind 7 to 9 mph.
Thursday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 72. South wind 3 to 7 mph.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. Calm wind becoming southwest 5 to 8 mph in the morning.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Decorah IA
43.3°N 91.79°W
43.3°N 91.79°W
7:32 am CDT Jun 27, 2026
11am CDT Jun 27, 2026-6pm CDT Jul 3, 2026



