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.

A Few Clouds

41°F

5°C

Humidity 87%
Wind Speed Calm
Barometer 29.96 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 10 Nov 11:55 pm CST
Extended Forecast for

Decorah IA

  • Overnight

    Overnight: A 20 percent chance of showers after 2am. Cloudy, with a low around 42. Calm wind.

    Low: 42 °F

    Slight Chance
    Showers

  • Veterans Day

    Veterans Day: A 20 percent chance of showers before 7am. Partly sunny, with a high near 55. Light north wind increasing to 8 to 13 mph in the afternoon.

    High: 55 °F

    Slight Chance
    Showers then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 34. North wind 5 to 8 mph.

    Low: 34 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 43. North wind 6 to 10 mph.

    High: 43 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 24. North wind around 5 mph becoming calm in the evening.

    Low: 24 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 40. Calm wind becoming north around 6 mph.

    High: 40 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 23. Calm wind.

    Low: 23 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 44. Calm wind.

    High: 44 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 27. Calm wind.

    Low: 27 °F

    Mostly Clear

Detailed Forecast

Overnight
A 20 percent chance of showers after 2am. Cloudy, with a low around 42. Calm wind.
Veterans Day
A 20 percent chance of showers before 7am. Partly sunny, with a high near 55. Light north wind increasing to 8 to 13 mph in the afternoon.
Wednesday Night
Mostly cloudy, with a low around 34. North wind 5 to 8 mph.
Thursday
Partly sunny, with a high near 43. North wind 6 to 10 mph.
Thursday Night
Partly cloudy, with a low around 24. North wind around 5 mph becoming calm in the evening.
Friday
Sunny, with a high near 40. Calm wind becoming north around 6 mph.
Friday Night
Mostly clear, with a low around 23. Calm wind.
Saturday
Sunny, with a high near 44. Calm wind.
Saturday Night
Mostly clear, with a low around 27. Calm wind.
Sunday
Mostly sunny, with a high near 47. Calm wind becoming southeast around 5 mph.
Sunday Night
A 20 percent chance of showers. Partly cloudy, with a low around 34. Calm wind.
Monday
Mostly sunny, with a high near 50. Calm wind becoming south around 6 mph.
Monday Night
Partly cloudy, with a low around 36. Calm wind.
Tuesday
Mostly sunny, with a high near 54. Calm wind becoming south 5 to 7 mph in the morning.
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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:
11:16 pm CST Nov 10, 2026
Forecast Valid:
12am CST Nov 11, 2026-6pm CST Nov 17, 2026
 
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Additional Resources

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation