| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sun, Apr-05-2026 6:31am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Partly sunny, with a high near 51. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. |
| Tonight |
A chance of rain showers between 8pm and 1am. Cloudy, with a low around 34. West wind 10 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Monday |
Partly sunny, with a high near 44. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. |
| Monday Night |
Mostly clear, with a low around 19. North wind 5 to 15 mph. |
| Tuesday |
Mostly sunny, with a high near 43. East wind 0 to 5 mph. |
| Tuesday Night |
A chance of rain and snow showers between 7pm and 4am, then a chance of rain and snow showers. Mostly cloudy, with a low around 31. Southeast wind 5 to 15 mph. Chance of precipitation is 50%. New snow accumulation of less than half an inch possible. |
| Wednesday |
A chance of rain and snow showers. Mostly cloudy, with a high near 64. South wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 50%. New snow accumulation of less than half an inch possible. |
| Wednesday Night |
A chance of rain showers before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 45. Southwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. |
| Thursday |
A chance of rain showers. Partly sunny, with a high near 59. Chance of precipitation is 50%. |
| Thursday Night |
A chance of rain showers. Mostly cloudy, with a low around 36. Chance of precipitation is 50%. |
| Friday |
A chance of rain showers. Mostly cloudy, with a high near 56. Chance of precipitation is 50%. |
| Friday Night |
A chance of rain showers. Mostly cloudy, with a low around 38. Chance of precipitation is 40%. |
| Saturday |
A chance of rain showers. Partly sunny, with a high near 57. Chance of precipitation is 40%. |
| Saturday Night |
Rain showers likely. Mostly cloudy, with a low around 43. Chance of precipitation is 60%. |
Forecast from NOAA-NWS for Cottage Grove, WI.