Current conditions at
Decorah (KDEH)
Lat: 43.28°NLon: 91.73°WElev: 1158ft.
Mostly Cloudy
57°F
14°C
| Humidity | 100% |
| Wind Speed | Vrbl 5 mph |
| Barometer | 29.51 in |
| Dewpoint | 57°F (14°C) |
| Visibility | 10.00 mi |
| Last update | 18 Jun 1:35 am CDT |
Extended Forecast for
Ossian IA
Overnight

Low: 54 °F
Mostly Cloudy
Thursday
High: 72 °F
Partly Sunny
then Chance
T-stormsThursday Night
Low: 51 °F
Slight Chance
T-storms then
Mostly ClearJuneteenth
High: 75 °F
Sunny then
Slight Chance
T-stormsFriday Night
Low: 55 °F
Slight Chance
T-storms then
Slight Chance
ShowersSaturday

High: 76 °F
Sunny
Saturday Night
Low: 56 °F
Mostly Cloudy
then Chance
ShowersSunday

High: 70 °F
Chance
ShowersSunday Night

Low: 52 °F
Chance
Showers
Detailed Forecast
Overnight
Mostly cloudy, with a low around 54. Northwest wind 11 to 14 mph, with gusts as high as 24 mph.
Thursday
A 50 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 72. Northwest wind around 11 mph, with gusts as high as 20 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday Night
A 10 percent chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 51. Northwest wind 5 to 9 mph.
Juneteenth
A 20 percent chance of showers and thunderstorms after 3pm. Increasing clouds, with a high near 75. Light northwest wind becoming west 5 to 10 mph in the morning.
Friday Night
A slight chance of showers and thunderstorms before 10pm, then a slight chance of showers between 10pm and 1am. Partly cloudy, with a low around 55. West wind 6 to 10 mph, with gusts as high as 22 mph. Chance of precipitation is 20%.
Saturday
Sunny, with a high near 76. Northwest wind around 6 mph.
Saturday Night
A 30 percent chance of showers after 1am. Mostly cloudy, with a low around 56. Light and variable wind.
Sunday
A 50 percent chance of showers. Partly sunny, with a high near 70. East wind 6 to 11 mph.
Sunday Night
A 30 percent chance of showers before 1am. Partly cloudy, with a low around 52. Northeast wind 7 to 10 mph, with gusts as high as 18 mph.
Monday
Mostly sunny, with a high near 72. Northeast wind around 7 mph.
Monday Night
Partly cloudy, with a low around 53. Northeast wind around 5 mph becoming calm in the evening.
Tuesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72. Calm wind becoming southwest around 5 mph in the afternoon.
Tuesday Night
A 30 percent chance of showers and thunderstorms. Partly cloudy, with a low around 56. South wind 3 to 5 mph.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 75. West wind 5 to 8 mph.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Ossian IA
43.15°N 91.77°W
43.15°N 91.77°W
1:26 am CDT Jun 18, 2026
1am CDT Jun 18, 2026-6pm CDT Jun 24, 2026


