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

55°F

13°C

Humidity 44%
Wind Speed S 10 G 24 mph
Barometer 29.74 in
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 3 May 8:35 am CDT
Extended Forecast for

Decorah IA

  • Today

    Today: Sunny, with a high near 71. Breezy, with a southwest wind 14 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.

    High: 71 °F

    Mostly Sunny
    and Breezy
    then Sunny

  • Tonight

    Tonight: Clear, with a low around 45. Northwest wind 5 to 9 mph becoming south after midnight.

    Low: 45 °F

    Clear

  • Monday

    Monday: A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Breezy, with a southwest wind 11 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph.

    High: 77 °F

    Breezy. Sunny
    then Chance
    Showers

  • Monday Night

    Monday Night: A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 41. Breezy, with a north wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.

    Low: 41 °F

    Slight Chance
    Showers and
    Breezy

  • Tuesday

    Tuesday: Mostly cloudy, with a high near 56. Light north wind becoming northwest 5 to 9 mph in the morning.

    High: 56 °F

    Mostly Cloudy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34. Northwest wind 5 to 8 mph becoming calm in the evening.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 56. Calm wind becoming northwest 5 to 8 mph in the morning.

    High: 56 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 37. Light and variable wind.

    Low: 37 °F

    Mostly Cloudy

  • Thursday

    Thursday: A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 59. Light west wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 30%.

    High: 59 °F

    Chance
    Showers

Detailed Forecast

Today
Sunny, with a high near 71. Breezy, with a southwest wind 14 to 17 mph becoming northwest in the afternoon. Winds could gust as high as 28 mph.
Tonight
Clear, with a low around 45. Northwest wind 5 to 9 mph becoming south after midnight.
Monday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 77. Breezy, with a southwest wind 11 to 18 mph becoming northwest in the afternoon. Winds could gust as high as 32 mph.
Monday Night
A 20 percent chance of showers before 1am. Mostly cloudy, with a low around 41. Breezy, with a north wind 11 to 16 mph decreasing to 5 to 10 mph after midnight. Winds could gust as high as 26 mph.
Tuesday
Mostly cloudy, with a high near 56. Light north wind becoming northwest 5 to 9 mph in the morning.
Tuesday Night
Mostly cloudy, with a low around 34. Northwest wind 5 to 8 mph becoming calm in the evening.
Wednesday
Partly sunny, with a high near 56. Calm wind becoming northwest 5 to 8 mph in the morning.
Wednesday Night
Mostly cloudy, with a low around 37. Light and variable wind.
Thursday
A slight chance of showers, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 59. Light west wind becoming northwest 5 to 10 mph in the morning. Chance of precipitation is 30%.
Thursday Night
A 20 percent chance of showers after 1am. Partly cloudy, with a low around 39. Northwest wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 65. Calm wind becoming northwest around 6 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 41. Light west wind.
Saturday
Sunny, with a high near 67. Calm wind becoming northwest around 6 mph in the afternoon.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Decorah IA
 43.3°N 91.79°W
Last Update:
6:01 am CDT May 3, 2026
Forecast Valid:
8am CDT May 3, 2026-6pm CDT May 9, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation