| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sat, Apr-04-2026 6:12am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
A chance of rain showers and patchy fog before 7am, then patchy fog and a slight chance of rain showers between 7am and 11am. Cloudy, with a high near 48. Southwest wind 5 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 30%. New rainfall amounts between a quarter and half of an inch possible. |
| Tonight |
A slight chance of rain showers between 8pm and 9pm. Mostly cloudy, with a low around 33. West wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 20%. |
| Sunday |
Mostly sunny, with a high near 52. West wind 10 to 15 mph, with gusts as high as 30 mph. |
| Sunday Night |
A chance of rain showers between 7pm and 1am. Partly cloudy, with a low around 34. West wind 5 to 10 mph. Chance of precipitation is 30%. |
| Monday |
Mostly 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 20. North wind 5 to 15 mph. |
| Tuesday |
Sunny, with a high near 44. East wind 0 to 5 mph. |
| Tuesday Night |
A chance of snow showers between 7pm and 4am, then a chance of rain and snow showers. Mostly cloudy, with a low around 32. Southeast wind 5 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
A chance of rain and snow showers. Mostly cloudy, with a high near 64. Chance of precipitation is 40%. |
| Wednesday Night |
A chance of rain showers before 7pm, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 46. Chance of precipitation is 50%. |
| Thursday |
A chance of rain showers. Mostly cloudy, with a high near 61. Chance of precipitation is 50%. |
| Thursday Night |
A chance of rain showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%. |
| Friday |
Rain showers likely. Mostly cloudy, with a high near 61. Chance of precipitation is 60%. |
| Friday Night |
Rain showers likely before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 45. Chance of precipitation is 70%. |
Forecast from NOAA-NWS for Cottage Grove, WI.