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

N/A

Humidity NA
Wind Speed SW 9 mph
Barometer 29.99 in
Dewpoint N/A
Visibility 10.00 mi
Last update 3 Aug 12:15 pm CDT
Extended Forecast for

3 Miles SSE Fort Atkinson IA

  • This Afternoon

    This Afternoon: Sunny, with a high near 81. South wind 8 to 10 mph.

    High: 81 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 64. Southeast wind around 9 mph, with gusts as high as 18 mph.

    Low: 64 °F

    Mostly Clear

  • Tuesday

    Tuesday: A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 79. South wind 7 to 9 mph becoming northwest in the afternoon.

    High: 79 °F

    Slight Chance
    T-storms then
    Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Low: 59 °F

    Showers
    Likely

  • Wednesday

    Wednesday: A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76. Light north wind.

    High: 76 °F

    Partly Sunny
    then Chance
    Showers

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 55. Calm wind.

    Low: 55 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 79. Light and variable wind.

    High: 79 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 59. Calm wind.

    Low: 59 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 81. Calm wind becoming south 5 to 8 mph in the morning.

    High: 81 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 81. South wind 8 to 10 mph.
Tonight
Mostly clear, with a low around 64. Southeast wind around 9 mph, with gusts as high as 18 mph.
Tuesday
A 30 percent chance of showers and thunderstorms, mainly after 4pm. Partly sunny, with a high near 79. South wind 7 to 9 mph becoming northwest in the afternoon.
Tuesday Night
Showers and thunderstorms likely before 4am, then a chance of showers. Mostly cloudy, with a low around 59. Northwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday
A 30 percent chance of showers after 1pm. Partly sunny, with a high near 76. Light north wind.
Wednesday Night
Partly cloudy, with a low around 55. Calm wind.
Thursday
Sunny, with a high near 79. Light and variable wind.
Thursday Night
Mostly clear, with a low around 59. Calm wind.
Friday
Sunny, with a high near 81. Calm wind becoming south 5 to 8 mph in the morning.
Friday Night
Mostly clear, with a low around 62. South wind around 5 mph.
Saturday
Mostly sunny, with a high near 83. South wind 5 to 9 mph.
Saturday Night
A 20 percent chance of showers and thunderstorms. Mostly clear, with a low around 66. South wind 7 to 9 mph.
Sunday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 85. Southwest wind around 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSE Fort Atkinson IA
 43.11°N 91.92°W
Last Update:
9:21 am CDT Aug 3, 2026
Forecast Valid:
12pm CDT Aug 3, 2026-6pm CDT Aug 9, 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