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.

Mostly Cloudy

64°F

18°C

Humidity 100%
Wind Speed Calm
Barometer 29.95 in
Dewpoint 64°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 2:55 am CDT
Extended Forecast for

3 Miles W Luana IA

  • Overnight

    Overnight: Patchy fog after 5am. Otherwise, partly cloudy, with a steady temperature around 62. Calm wind.

    Low: 62 °F

    Patchy Fog

  • Wednesday

    Wednesday: Patchy fog before 8am. Otherwise, mostly sunny, with a high near 77. Light north wind.

    High: 77 °F

    Patchy Fog
    then Mostly
    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 56. Calm wind.

    Low: 56 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon.

    High: 78 °F

    Sunny

  • Thursday Night

    Thursday Night: A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South wind around 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 62 °F

    Partly Cloudy
    then Chance
    T-storms

  • Friday

    Friday: A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 79. Southwest wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 20%.

    High: 79 °F

    Slight Chance
    T-storms then
    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly clear, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.

    Low: 60 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 77. Light northwest wind increasing to 5 to 9 mph in the morning.

    High: 77 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm in the evening.

    Low: 57 °F

    Mostly Clear

Detailed Forecast

Overnight
Patchy fog after 5am. Otherwise, partly cloudy, with a steady temperature around 62. Calm wind.
Wednesday
Patchy fog before 8am. Otherwise, mostly sunny, with a high near 77. Light north wind.
Wednesday Night
Mostly clear, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
A 50 percent chance of showers and thunderstorms after 1am. Partly cloudy, with a low around 62. South wind around 6 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday
A slight chance of showers and thunderstorms before 10am, then a slight chance of showers between 10am and 1pm. Mostly sunny, with a high near 79. Southwest wind 5 to 8 mph becoming west in the afternoon. Chance of precipitation is 20%.
Friday Night
Mostly clear, with a low around 60. Northwest wind around 5 mph becoming calm in the evening.
Saturday
Sunny, with a high near 77. Light northwest wind increasing to 5 to 9 mph in the morning.
Saturday Night
Mostly clear, with a low around 57. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 74. Light north wind.
Sunday Night
Partly cloudy, with a low around 56. Calm wind.
Monday
Mostly sunny, with a high near 76. Light southeast wind.
Monday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 59. Calm wind.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. Calm wind becoming southwest around 6 mph in the morning.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles W Luana IA
 43.06°N 91.5°W
Last Update:
2:06 am CDT Aug 19, 2026
Forecast Valid:
3am CDT Aug 19, 2026-6pm CDT Aug 25, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation