National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Decorah (KDEH)

Lat: 43.28°NLon: 91.73°WElev: 1158ft.

Fair

64°F

18°C

Humidity 94%
Wind Speed NE 5 mph
Barometer 29.97 in
Dewpoint 63°F (17°C)
Visibility 10.00 mi
Last update 19 Aug 8:15 am CDT
Extended Forecast for

8 Miles E Decorah IA

  • Today

    Today: Mostly sunny, with a high near 79. Light north wind.

    High: 79 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 80. Calm wind becoming southwest 5 to 7 mph in the afternoon.

    High: 80 °F

    Sunny

  • Thursday Night

    Thursday Night: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 63. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 63 °F

    Chance
    T-storms then
    Showers
    Likely

  • Friday

    Friday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 81. Light and variable wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 20%.

    High: 81 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: A 20 percent chance of showers after 1am. Mostly clear, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.

    Low: 61 °F

    Mostly Clear
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: Sunny, with a high near 79. Calm wind becoming northwest 5 to 8 mph in the morning.

    High: 79 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 77. Light north wind.

    High: 77 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 79. Light north wind.
Tonight
Mostly clear, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 80. Calm wind becoming southwest 5 to 7 mph in the afternoon.
Thursday Night
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 1am. Increasing clouds, with a low around 63. South wind around 6 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 81. Light and variable wind becoming west 5 to 7 mph in the morning. Chance of precipitation is 20%.
Friday Night
A 20 percent chance of showers after 1am. Mostly clear, with a low around 61. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 79. Calm wind becoming northwest 5 to 8 mph in the morning.
Saturday Night
Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 77. Light north wind.
Sunday Night
Partly cloudy, with a low around 56. Calm wind.
Monday
Mostly sunny, with a high near 78. Light and variable wind.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 61. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. Calm wind becoming west around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Decorah IA
 43.32°N 91.64°W
Last Update:
5:16 am CDT Aug 19, 2026
Forecast Valid:
8am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation