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

32°F

0°C

Humidity 100%
Wind Speed S 5 mph
Barometer 30.15 in
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill27°F (-3°C)
Last update 7 Nov 5:55 am CST
Extended Forecast for

Ossian IA

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 50. Light west wind becoming southwest 5 to 10 mph in the morning.

    High: 50 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.

    Low: 39 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 55. Northwest wind 6 to 13 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.

    Low: 33 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 60. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.

    High: 60 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 39. Northwest wind 3 to 5 mph.

    Low: 39 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 57. Light west wind.

    High: 57 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Partly Cloudy

  • Veterans Day

    Veterans Day: Mostly sunny, with a high near 53. Calm wind becoming northwest around 5 mph.

    High: 53 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 50. Light west wind becoming southwest 5 to 10 mph in the morning.
Tonight
Mostly cloudy, with a low around 39. Southwest wind 7 to 9 mph, with gusts as high as 18 mph.
Sunday
Sunny, with a high near 55. Northwest wind 6 to 13 mph.
Sunday Night
Partly cloudy, with a low around 33. Northwest wind around 5 mph becoming calm in the evening.
Monday
Mostly sunny, with a high near 60. Light south wind becoming southwest 6 to 11 mph in the morning. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 39. Northwest wind 3 to 5 mph.
Tuesday
Mostly sunny, with a high near 57. Light west wind.
Tuesday Night
Partly cloudy, with a low around 38. Calm wind.
Veterans Day
Mostly sunny, with a high near 53. Calm wind becoming northwest around 5 mph.
Wednesday Night
Mostly cloudy, with a low around 35. North wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 45. North wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 31. North wind 3 to 5 mph.
Friday
Mostly sunny, with a high near 44. North wind 3 to 5 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Ossian IA
 43.15°N 91.77°W
Last Update:
5:11 am CST Nov 7, 2026
Forecast Valid:
6am CST Nov 7, 2026-6pm CST Nov 13, 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