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

48°F

9°C

Humidity 82%
Wind Speed Vrbl 5 mph
Barometer 30.29 in
Dewpoint 43°F (6°C)
Visibility 10.00 mi
Wind Chill46°F (8°C)
Last update 19 Oct 1:35 am CDT
Extended Forecast for

Decorah IA

  • Overnight

    Overnight: Clear, with a low around 41. South wind 3 to 5 mph.

    Low: 41 °F

    Clear

  • Monday

    Monday: Mostly sunny, with a high near 65. South wind 3 to 6 mph.

    High: 65 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 42. Southeast wind around 5 mph becoming calm in the evening.

    Low: 42 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 66. Calm wind becoming south 5 to 8 mph in the morning.

    High: 66 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 46. Southeast wind around 6 mph becoming calm in the evening.

    Low: 46 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 70. Calm wind becoming south around 5 mph.

    High: 70 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Thursday

    Thursday: Sunny, with a high near 71. Light and variable wind.

    High: 71 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 52. Light southeast wind.

    Low: 52 °F

    Partly Cloudy

Detailed Forecast

Overnight
Clear, with a low around 41. South wind 3 to 5 mph.
Monday
Mostly sunny, with a high near 65. South wind 3 to 6 mph.
Monday Night
Mostly clear, with a low around 42. Southeast wind around 5 mph becoming calm in the evening.
Tuesday
Sunny, with a high near 66. Calm wind becoming south 5 to 8 mph in the morning.
Tuesday Night
Mostly clear, with a low around 46. Southeast wind around 6 mph becoming calm in the evening.
Wednesday
Sunny, with a high near 70. Calm wind becoming south around 5 mph.
Wednesday Night
Partly cloudy, with a low around 50. Calm wind.
Thursday
Sunny, with a high near 71. Light and variable wind.
Thursday Night
Partly cloudy, with a low around 52. Light southeast wind.
Friday
Mostly sunny, with a high near 69. Southeast wind 5 to 13 mph, with gusts as high as 21 mph.
Friday Night
Mostly cloudy, with a low around 55. South wind around 11 mph, with gusts as high as 21 mph.
Saturday
Partly sunny, with a high near 70. South wind 10 to 13 mph, with gusts as high as 22 mph.
Saturday Night
A 20 percent chance of showers. Mostly cloudy, with a low around 52. Southwest wind 5 to 9 mph.
Sunday
Mostly sunny, with a high near 66. Calm wind becoming west around 6 mph in the morning.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Decorah IA
 43.3°N 91.82°W
Last Update:
1:26 am CDT Oct 19, 2026
Forecast Valid:
1am CDT Oct 19, 2026-6pm CDT Oct 25, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

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