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

29°C

84°F

Humidity 66%
Wind Speed Vrbl 11 km/h
Barometer 30.02 in
Dewpoint 22°C (72°F)
Visibility 14 km
Heat Index32°C (89°F)
Last update 14 Jul 4:15 pm CDT
Extended Forecast for

Decorah IA

  • Tonight

    Tonight: Mostly clear, with a low around 19. South wind 5 to 11 km/h.

    Low: 19 °C

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 31. South wind 8 to 14 km/h.

    High: 31 °C

    Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 21. South wind 5 to 10 km/h becoming calm after midnight.

    Low: 21 °C

    Partly Cloudy

  • Wednesday

    Wednesday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 28. South wind 5 to 11 km/h becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 7.5 mm and 1 cm possible.

    High: 28 °C

    Chance
    T-storms then
    Showers

  • Wednesday Night

    Wednesday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 16. North wind 8 to 10 km/h. Chance of precipitation is 50%. New precipitation amounts between 2.5 and 5 mm possible.

    Low: 16 °C

    Chance
    Showers

  • Thursday

    Thursday: A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 22. North wind 10 to 13 km/h.

    High: 22 °C

    Slight Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 15. Northeast wind 5 to 10 km/h becoming calm in the evening.

    Low: 15 °C

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 26. Calm wind becoming east 5 to 8 km/h in the morning.

    High: 26 °C

    Mostly Sunny

  • Friday Night

    Friday Night: A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 18. Calm wind. Chance of precipitation is 40%.

    Low: 18 °C

    Slight Chance
    Showers then
    Chance
    T-storms

Detailed Forecast

Tonight
Mostly clear, with a low around 19. South wind 5 to 11 km/h.
Tuesday
Sunny, with a high near 31. South wind 8 to 14 km/h.
Tuesday Night
Partly cloudy, with a low around 21. South wind 5 to 10 km/h becoming calm after midnight.
Wednesday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 28. South wind 5 to 11 km/h becoming west in the afternoon. Chance of precipitation is 80%. New rainfall amounts between 7.5 mm and 1 cm possible.
Wednesday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 16. North wind 8 to 10 km/h. Chance of precipitation is 50%. New precipitation amounts between 2.5 and 5 mm possible.
Thursday
A 20 percent chance of showers and thunderstorms. Mostly cloudy, with a high near 22. North wind 10 to 13 km/h.
Thursday Night
Partly cloudy, with a low around 15. Northeast wind 5 to 10 km/h becoming calm in the evening.
Friday
Mostly sunny, with a high near 26. Calm wind becoming east 5 to 8 km/h in the morning.
Friday Night
A slight chance of showers, then a chance of showers and thunderstorms after 1am. Mostly cloudy, with a low around 18. Calm wind. Chance of precipitation is 40%.
Saturday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 27. South wind 5 to 10 km/h becoming west in the afternoon.
Saturday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 18. Northwest wind 3 to 8 km/h.
Sunday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 27. North wind 5 to 10 km/h becoming northeast in the afternoon.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 18. East wind 3 to 8 km/h.
Monday
A 30 percent chance of showers and thunderstorms. Partly sunny, with a high near 28. Southeast wind 8 to 11 km/h.
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 91.79°W
Last Update:
4:29 pm CDT Jul 14, 2025
Forecast Valid:
4pm CDT Jul 14, 2025-6pm CDT Jul 21, 2025
 
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