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

61°F

16°C

Humidity 52%
Wind Speed Calm
Barometer 30.12 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Last update 8 Oct 11:15 am CDT
Extended Forecast for

Ossian IA

  • Today

    Today: Mostly sunny, with a high near 67. West wind around 6 mph.

    High: 67 °F

    Mostly Sunny

  • Tonight

    Tonight: A 40 percent chance of showers, mainly between 2am and 4am. Increasing clouds, with a low around 50. Calm wind becoming southeast around 5 mph after midnight.

    Low: 50 °F

    Mostly Clear
    then Chance
    Showers

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 70. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.

    High: 70 °F

    Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Southeast wind 9 to 11 mph, with gusts as high as 22 mph.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 80. Breezy, with a south wind 11 to 18 mph, with gusts as high as 28 mph.

    High: 80 °F

    Sunny and
    Breezy

  • Saturday Night

    Saturday Night: Clear, with a low around 59. South wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: 59 °F

    Clear

  • Sunday

    Sunday: Sunny, with a high near 76. South wind around 10 mph.

    High: 76 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. South wind around 6 mph.

    Low: 59 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 20 percent chance of showers after 1pm. Partly sunny, with a high near 75. Southwest wind 6 to 8 mph.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    Showers

Detailed Forecast

Today
Mostly sunny, with a high near 67. West wind around 6 mph.
Tonight
A 40 percent chance of showers, mainly between 2am and 4am. Increasing clouds, with a low around 50. Calm wind becoming southeast around 5 mph after midnight.
Friday
A 30 percent chance of showers and thunderstorms, mainly before 1pm. Partly sunny, with a high near 70. Southeast wind 6 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around 60. Southeast wind 9 to 11 mph, with gusts as high as 22 mph.
Saturday
Sunny, with a high near 80. Breezy, with a south wind 11 to 18 mph, with gusts as high as 28 mph.
Saturday Night
Clear, with a low around 59. South wind 9 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 76. South wind around 10 mph.
Sunday Night
Partly cloudy, with a low around 59. South wind around 6 mph.
Columbus Day
A 20 percent chance of showers after 1pm. Partly sunny, with a high near 75. Southwest wind 6 to 8 mph.
Monday Night
Partly cloudy, with a low around 54. Northwest wind 6 to 9 mph.
Tuesday
Mostly sunny, with a high near 64. North wind 6 to 8 mph.
Tuesday Night
A 20 percent chance of showers. Partly cloudy, with a low around 49. Calm wind becoming east around 5 mph after midnight.
Wednesday
A 40 percent chance of showers. Partly sunny, with a high near 64. Southeast wind 6 to 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Ossian IA
 43.15°N 91.77°W
Last Update:
11:36 am CDT Oct 8, 2026
Forecast Valid:
11am CDT Oct 8, 2026-6pm CDT Oct 14, 2026
 
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Additional Resources

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