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

55°F

13°C

Humidity 55%
Wind Speed Vrbl 7 G 15 mph
Barometer 30.24 in
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill53°F (12°C)
Last update 18 Oct 9:35 pm CDT
Extended Forecast for

4 Miles SSW Saint Lucas IA

  • Tonight

    Tonight: Mostly clear, with a low around 43. South wind 5 to 9 mph.

    Low: 43 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 64. South wind 3 to 5 mph.

    High: 64 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 44. Light southeast wind.

    Low: 44 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming south 5 to 7 mph in the afternoon.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 48. Southeast wind 3 to 5 mph.

    Low: 48 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. South wind 3 to 7 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 70. Light and variable wind.

    High: 70 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. Calm wind becoming southeast around 5 mph after midnight.

    Low: 51 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 43. South wind 5 to 9 mph.
Monday
Mostly sunny, with a high near 64. South wind 3 to 5 mph.
Monday Night
Mostly clear, with a low around 44. Light southeast wind.
Tuesday
Sunny, with a high near 66. Calm wind becoming south 5 to 7 mph in the afternoon.
Tuesday Night
Mostly clear, with a low around 48. Southeast wind 3 to 5 mph.
Wednesday
Sunny, with a high near 70. South wind 3 to 7 mph.
Wednesday Night
Partly cloudy, with a low around 51. Calm wind.
Thursday
Mostly sunny, with a high near 70. Light and variable wind.
Thursday Night
Mostly clear, with a low around 51. Calm wind becoming southeast around 5 mph after midnight.
Friday
Mostly sunny, with a high near 69. Southeast wind 6 to 13 mph.
Friday Night
Mostly cloudy, with a low around 54. South wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday
Mostly cloudy, with a high near 69. South wind around 15 mph, with gusts as high as 23 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 54. South wind 6 to 10 mph, with gusts as high as 18 mph.
Sunday
A 20 percent chance of showers. Mostly sunny, with a high near 67. Southwest wind around 6 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Saint Lucas IA
 43°N 91.95°W
Last Update:
3:26 pm CDT Oct 18, 2026
Forecast Valid:
9pm CDT Oct 18, 2026-6pm CDT Oct 25, 2026
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation