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

10°F

-12°C

Humidity 61%
Wind Speed N 5 mph
Barometer 30.28 in
Dewpoint 0°F (-18°C)
Visibility 10.00 mi
Wind Chill1°F (-17°C)
Last update 29 Jan 4:55 pm CST
Extended Forecast for

Fort Atkinson IA

  • Tonight

    Tonight: Increasing clouds, with a low around -5. Wind chill values as low as -15. North wind 3 to 6 mph.

    Low: -5 °F

    Increasing
    Clouds

  • Friday

    Friday: Mostly sunny, with a high near 11. Wind chill values as low as -17. North wind 6 to 14 mph.

    High: 11 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -2. Wind chill values as low as -14. North wind 6 to 9 mph.

    Low: -2 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 16. Wind chill values as low as -14. Northwest wind around 6 mph becoming light and variable in the afternoon.

    High: 16 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 4. Light southwest wind becoming south 5 to 9 mph in the evening.

    Low: 4 °F

    Partly Cloudy

  • Sunday

    Sunday: Snow likely, mainly after noon. Partly sunny, with a high near 24. South wind 8 to 11 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 24 °F

    Chance Snow
    then Snow
    Likely

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 13. Southwest wind around 7 mph becoming northwest after midnight.

    Low: 13 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 22. Northwest wind 5 to 7 mph.

    High: 22 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 11. Light and variable wind becoming southeast around 5 mph after midnight.

    Low: 11 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Increasing clouds, with a low around -5. Wind chill values as low as -15. North wind 3 to 6 mph.
Friday
Mostly sunny, with a high near 11. Wind chill values as low as -17. North wind 6 to 14 mph.
Friday Night
Mostly clear, with a low around -2. Wind chill values as low as -14. North wind 6 to 9 mph.
Saturday
Sunny, with a high near 16. Wind chill values as low as -14. Northwest wind around 6 mph becoming light and variable in the afternoon.
Saturday Night
Partly cloudy, with a low around 4. Light southwest wind becoming south 5 to 9 mph in the evening.
Sunday
Snow likely, mainly after noon. Partly sunny, with a high near 24. South wind 8 to 11 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Sunday Night
Mostly cloudy, with a low around 13. Southwest wind around 7 mph becoming northwest after midnight.
Monday
Mostly sunny, with a high near 22. Northwest wind 5 to 7 mph.
Monday Night
Mostly cloudy, with a low around 11. Light and variable wind becoming southeast around 5 mph after midnight.
Tuesday
A 30 percent chance of snow after noon. Partly sunny, with a high near 25. East wind 5 to 8 mph.
Tuesday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 14. Northeast wind around 6 mph becoming west in the evening.
Wednesday
A 20 percent chance of snow. Partly sunny, with a high near 25. Northwest wind 5 to 9 mph.
Wednesday Night
Mostly cloudy, with a low around 13. Northwest wind around 7 mph.
Thursday
Partly sunny, with a high near 27. West wind 6 to 10 mph.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Fort Atkinson IA
 43.15°N 91.94°W
Last Update:
3:16 pm CST Jan 29, 2026
Forecast Valid:
5pm CST Jan 29, 2026-6pm CST Feb 5, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation