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

32°F

0°C

Humidity 100%
Wind Speed Calm
Barometer 30.05 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 21 Nov 2:35 am CST
Extended Forecast for

3 Miles SSW Saint Lucas IA

  • Overnight

    Overnight: Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 29. Northwest wind 3 to 5 mph.

    Low: 29 °F

    Patchy Fog

  • Friday

    Friday: Partly sunny, with a high near 46. Calm wind becoming north around 6 mph in the afternoon.

    High: 46 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 26. Calm wind becoming south around 5 mph after midnight.

    Low: 26 °F

    Mostly Clear

  • Saturday

    Saturday: Mostly sunny, with a high near 52. Southwest wind 5 to 14 mph.

    High: 52 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 30. Northwest wind 3 to 8 mph.

    Low: 30 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 54. Light and variable wind becoming southwest 5 to 7 mph in the morning.

    High: 54 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 36. South wind around 6 mph.

    Low: 36 °F

    Partly Cloudy

  • Monday

    Monday: Rain likely, mainly after noon. Mostly cloudy, with a high near 51. Southeast wind 6 to 10 mph. Chance of precipitation is 60%.

    High: 51 °F

    Chance Rain
    then Rain
    Likely

  • Monday Night

    Monday Night: Rain, mainly before midnight. Low around 40. Southeast wind 6 to 8 mph becoming southwest after midnight. Chance of precipitation is 80%.

    Low: 40 °F

    Rain then
    Chance Rain

Detailed Forecast

Overnight
Patchy fog before 5am. Otherwise, mostly cloudy, with a low around 29. Northwest wind 3 to 5 mph.
Friday
Partly sunny, with a high near 46. Calm wind becoming north around 6 mph in the afternoon.
Friday Night
Mostly clear, with a low around 26. Calm wind becoming south around 5 mph after midnight.
Saturday
Mostly sunny, with a high near 52. Southwest wind 5 to 14 mph.
Saturday Night
Mostly clear, with a low around 30. Northwest wind 3 to 8 mph.
Sunday
Sunny, with a high near 54. Light and variable wind becoming southwest 5 to 7 mph in the morning.
Sunday Night
Partly cloudy, with a low around 36. South wind around 6 mph.
Monday
Rain likely, mainly after noon. Mostly cloudy, with a high near 51. Southeast wind 6 to 10 mph. Chance of precipitation is 60%.
Monday Night
Rain, mainly before midnight. Low around 40. Southeast wind 6 to 8 mph becoming southwest after midnight. Chance of precipitation is 80%.
Tuesday
A 40 percent chance of rain. Partly sunny, with a high near 48. West wind 6 to 14 mph.
Tuesday Night
A slight chance of rain and snow. Mostly cloudy, with a low around 25. West wind 11 to 14 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Wednesday
Partly sunny, with a high near 34. Breezy, with a west wind 14 to 21 mph, with gusts as high as 29 mph.
Wednesday Night
Mostly cloudy, with a low around 18. West wind 10 to 14 mph.
Thanksgiving Day
Mostly sunny, with a high near 30. Northwest wind 10 to 15 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Saint Lucas IA
 43.02°N 91.95°W
Last Update:
2:11 am CST Nov 21, 2025
Forecast Valid:
2am CST Nov 21, 2025-6pm CST Nov 27, 2025
 
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Additional Resources

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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