Hazardous Weather Conditions
Current conditions at
Decorah (KDEH)
Lat: 43.28°NLon: 91.73°WElev: 1158ft.
Mostly Cloudy
30°F
-1°C
| Humidity | 69% |
| Wind Speed | Vrbl 7 G 15 mph |
| Barometer | 29.46 in |
| Dewpoint | 21°F (-6°C) |
| Visibility | 10.00 mi |
| Wind Chill | 23°F (-5°C) |
| Last update | 24 Feb 3:15 pm CST |
Extended Forecast for
3 Miles SE Castalia IA
Tonight
Low: 13 °F
Decreasing
CloudsWednesday
High: 23 °F
Mostly Sunny
Wednesday Night
Low: 11 °F
Partly Cloudy
then Slight
Chance SnowThursday
High: 35 °F
Mostly Sunny
Thursday Night
Low: 23 °F
Mostly Clear
Friday
High: 47 °F
Sunny
Friday Night
Low: 22 °F
Partly Cloudy
Saturday
High: 28 °F
Chance Snow
Saturday Night
Low: 10 °F
Partly Cloudy
Detailed Forecast
Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 13. Wind chill values as low as zero. Northwest wind 11 to 13 mph, with gusts as high as 29 mph.
Wednesday
Mostly sunny, with a high near 23. Wind chill values as low as -1. Northwest wind 5 to 14 mph, with gusts as high as 24 mph.
Wednesday Night
A 20 percent chance of snow after midnight. Partly cloudy, with a low around 11. Light and variable wind.
Thursday
Mostly sunny, with a high near 35. Light south wind becoming southwest 5 to 9 mph in the morning.
Thursday Night
Mostly clear, with a low around 23. Southwest wind 6 to 8 mph.
Friday
Sunny, with a high near 47. Southwest wind 8 to 13 mph, with gusts as high as 21 mph.
Friday Night
Partly cloudy, with a low around 22. West wind around 10 mph becoming north after midnight. Winds could gust as high as 18 mph.
Saturday
A 40 percent chance of snow. Mostly cloudy, with a high near 28. North wind around 10 mph.
Saturday Night
Partly cloudy, with a low around 10. North wind around 8 mph.
Sunday
A 30 percent chance of snow after noon. Mostly sunny, with a high near 25. East wind around 7 mph.
Sunday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 12. East wind around 6 mph.
Monday
Partly sunny, with a high near 31. East wind 6 to 9 mph.
Monday Night
A 30 percent chance of snow. Mostly cloudy, with a low around 18. East wind around 7 mph.
Tuesday
A chance of rain and snow. Partly sunny, with a high near 37. East wind 6 to 9 mph becoming west in the afternoon. Chance of precipitation is 30%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles SE Castalia IA
43.08°N 91.62°W
43.08°N 91.62°W
1:47 pm CST Feb 24, 2026
3pm CST Feb 24, 2026-6pm CST Mar 3, 2026
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