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.

Partly Cloudy

70°F

21°C

Humidity 31%
Wind Speed NW 7 mph
Barometer 30.08 in
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 8 Oct 2:55 pm CDT
Extended Forecast for

8 Miles NNE Castalia IA

  • Tonight

    Tonight: A 30 percent chance of showers, mainly between 2am and 4am. Partly cloudy, 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 59. Southeast wind 10 to 13 mph, with gusts as high as 23 mph.

    Low: 59 °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: Mostly clear, with a low around 59. South wind 9 to 14 mph, with gusts as high as 23 mph.

    Low: 59 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 77. South wind 8 to 10 mph.

    High: 77 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 59. South wind around 5 mph.

    Low: 59 °F

    Partly Cloudy

  • Columbus Day

    Columbus Day: A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 75. Southwest wind 5 to 7 mph.

    High: 75 °F

    Partly Sunny
    then Slight
    Chance
    Showers

  • Monday Night

    Monday Night: Partly cloudy, with a low around 54. Northwest wind 5 to 8 mph.

    Low: 54 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 30 percent chance of showers, mainly between 2am and 4am. Partly cloudy, 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 59. Southeast wind 10 to 13 mph, with gusts as high as 23 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
Mostly clear, with a low around 59. South wind 9 to 14 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 77. South wind 8 to 10 mph.
Sunday Night
Partly cloudy, with a low around 59. South wind around 5 mph.
Columbus Day
A 20 percent chance of showers after 1pm. Mostly sunny, with a high near 75. Southwest wind 5 to 7 mph.
Monday Night
Partly cloudy, with a low around 54. Northwest wind 5 to 8 mph.
Tuesday
Mostly sunny, with a high near 65. North wind 5 to 7 mph.
Tuesday Night
Partly cloudy, with a low around 49. Light and variable wind.
Wednesday
A 50 percent chance of showers. Mostly cloudy, with a high near 64. Southeast wind 3 to 8 mph.
Wednesday Night
A 50 percent chance of showers. Mostly cloudy, with a low around 52. Southeast wind 7 to 10 mph.
Thursday
A 40 percent chance of showers. Mostly sunny, with a high near 65. South wind 10 to 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Castalia IA
 43.23°N 91.65°W
Last Update:
1:26 pm CDT Oct 8, 2026
Forecast Valid:
3pm CDT Oct 8, 2026-6pm CDT Oct 15, 2026
 
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Additional Resources

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Chance of Precipitation