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Current conditions at
Decorah (KDEH)
Lat: 43.28°NLon: 91.73°WElev: 1158ft.
Fair
75°F
24°C
| Humidity | 65% |
| Wind Speed | Calm |
| Barometer | 30.00 in |
| Dewpoint | 63°F (17°C) |
| Visibility | 10.00 mi |
| Last update | 17 Aug 7:35 pm CDT |
Extended Forecast for
3 Miles NNW Spring Grove MN
Tonight
Low: 63 °F
Partly Cloudy
then Chance
ShowersTuesday
High: 77 °F
Chance
Showers then
Chance
T-stormsTuesday Night
Low: 56 °F
Chance
T-storms then
Partly CloudyWednesday
High: 77 °F
Decreasing
CloudsWednesday Night
Low: 56 °F
Partly Cloudy
Thursday
High: 78 °F
Sunny
Thursday Night
Low: 60 °F
Chance
T-stormsFriday
High: 79 °F
Chance
ShowersFriday Night
Low: 59 °F
Chance
T-storms
Detailed Forecast
Tonight
A 50 percent chance of showers and thunderstorms, mainly after 3am. Increasing clouds, with a low around 63. Calm wind becoming southwest 5 to 8 mph in the evening. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
A chance of showers and thunderstorms before 10am, then a chance of showers between 10am and 1pm, then a chance of showers and thunderstorms after 1pm. Partly sunny, with a high near 77. Southwest wind 5 to 8 mph becoming light and variable in the afternoon. Chance of precipitation is 50%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Partly cloudy, with a low around 56. Calm wind.
Wednesday
Mostly cloudy, then gradually becoming sunny, with a high near 77. Calm wind.
Wednesday Night
Partly cloudy, with a low around 56. Calm wind.
Thursday
Sunny, with a high near 78. Calm wind becoming southwest around 6 mph in the afternoon.
Thursday Night
A 40 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 60. Southwest wind around 7 mph.
Friday
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 79. West wind 6 to 8 mph.
Friday Night
A 30 percent chance of showers and thunderstorms, mainly before 1am. Mostly clear, with a low around 59. West wind 5 to 7 mph.
Saturday
A 20 percent chance of showers. Sunny, with a high near 76. Northwest wind 5 to 9 mph, with gusts as high as 18 mph.
Saturday Night
Mostly clear, with a low around 56. Northwest wind around 5 mph becoming calm in the evening.
Sunday
Mostly sunny, with a high near 77. Light north wind.
Sunday Night
Partly cloudy, with a low around 56. Calm wind.
Monday
Mostly sunny, with a high near 76. Calm wind becoming south around 5 mph in the morning.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
3 Miles NNW Spring Grove MN
43.6°N 91.66°W
43.6°N 91.66°W
7:36 pm CDT Aug 17, 2026
7pm CDT Aug 17, 2026-6pm CDT Aug 24, 2026
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