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

79°F

26°C

Humidity 28%
Wind Speed S 10 G 16 mph
Barometer 29.95 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 12 May 12:35 pm CDT
Extended Forecast for

Decorah IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 84. South wind around 11 mph.

    High: 84 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 56. Southeast wind around 6 mph becoming calm in the evening.

    Low: 56 °F

    Mostly Clear

  • Tuesday

    Tuesday: A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 80. Calm wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 80 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A chance of thunderstorms before 7pm. Partly cloudy, with a low around 60. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    T-storms then
    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 83. Light southeast wind increasing to 6 to 11 mph in the morning.

    High: 83 °F

    Sunny

  • Wednesday Night

    Wednesday Night: A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. Southeast wind 7 to 9 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 64 °F

    Mostly Clear
    then Chance
    T-storms

  • Thursday

    Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. Southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.

    High: 81 °F

    Chance
    T-storms

  • Thursday Night

    Thursday Night: A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 55. Southwest wind around 14 mph, with gusts as high as 23 mph.

    Low: 55 °F

    Chance
    Showers

  • Friday

    Friday: A 50 percent chance of showers. Partly sunny, with a high near 67. Breezy, with a west wind 14 to 16 mph, with gusts as high as 26 mph.

    High: 67 °F

    Chance
    Showers and
    Breezy

Detailed Forecast

This Afternoon
Sunny, with a high near 84. South wind around 11 mph.
Tonight
Mostly clear, with a low around 56. Southeast wind around 6 mph becoming calm in the evening.
Tuesday
A chance of showers, with thunderstorms also possible after 4pm. Mostly sunny, with a high near 80. Calm wind becoming southeast 5 to 7 mph in the morning. Chance of precipitation is 40%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A chance of thunderstorms before 7pm. Partly cloudy, with a low around 60. Southeast wind around 6 mph becoming calm in the evening. Chance of precipitation is 30%.
Wednesday
Sunny, with a high near 83. Light southeast wind increasing to 6 to 11 mph in the morning.
Wednesday Night
A 40 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 64. Southeast wind 7 to 9 mph, with gusts as high as 18 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 81. Southeast wind 10 to 15 mph becoming southwest in the afternoon. Winds could gust as high as 25 mph.
Thursday Night
A 30 percent chance of showers, mainly after 1am. Partly cloudy, with a low around 55. Southwest wind around 14 mph, with gusts as high as 23 mph.
Friday
A 50 percent chance of showers. Partly sunny, with a high near 67. Breezy, with a west wind 14 to 16 mph, with gusts as high as 26 mph.
Friday Night
A 30 percent chance of showers, mainly before 1am. Mostly cloudy, with a low around 48. West wind 10 to 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 66. West wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday Night
Partly cloudy, with a low around 43. North wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 66. North wind 6 to 8 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
Decorah IA
 43.3°N 91.79°W
Last Update:
11:51 am CDT May 12, 2025
Forecast Valid:
12pm CDT May 12, 2025-6pm CDT May 18, 2025
 
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Additional Resources

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High Temperature

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Chance of Precipitation