| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Mon, May-11-2026 2:01pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Mostly sunny, with a high near 61. North wind around 5 mph. |
| Tonight |
A slight chance of rain showers between 3am and 4am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 40. Southeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday |
Showers and thunderstorms likely. Partly sunny, with a high near 75. Southwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday Night |
Partly cloudy, with a low around 46. Northwest wind 10 to 15 mph, with gusts as high as 30 mph. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
Partly sunny, with a high near 58. Northwest wind 15 to 20 mph, with gusts as high as 30 mph. |
| Wednesday Night |
Mostly clear, with a low around 39. North wind 0 to 15 mph. |
| Thursday |
Sunny, with a high near 69. Southeast wind 0 to 5 mph. |
| Thursday Night |
A chance of rain showers after 7pm. Partly cloudy, with a low around 47. Southeast wind 5 to 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Friday |
A chance of rain showers. Mostly sunny, with a high near 75. Chance of precipitation is 40%. |
| Friday Night |
A chance of rain showers before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 40%. |
| Saturday |
A chance of rain showers before 7am. Sunny, with a high near 81. Chance of precipitation is 30%. |
| Saturday Night |
A chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly clear, with a low around 53. Chance of precipitation is 30%. |
| Sunday |
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 40%. |
| Sunday Night |
A chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 57. Chance of precipitation is 60%. |
Forecast from NOAA-NWS for Cottage Grove, WI.