| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sat, Jun-13-2026 12:32am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Mostly clear, with a low around 64. Southwest wind 5 to 10 mph. |
| Saturday |
A slight chance of showers and thunderstorms between 2pm and 3pm, then a chance of showers and thunderstorms between 3pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 81. Southwest wind 10 to 15 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday Night |
A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms between 10pm and midnight, then a slight chance of showers and thunderstorms between midnight and 3am. Mostly cloudy, with a low around 54. Northwest wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday |
Mostly sunny, with a high near 68. Northwest wind 10 to 15 mph. New rainfall amounts less than a tenth of an inch possible. |
| Sunday Night |
Mostly clear, with a low around 50. West wind 5 to 10 mph. |
| Monday |
Sunny, with a high near 72. West wind 5 to 10 mph. |
| Monday Night |
Partly cloudy, with a low around 53. Southwest wind 5 to 10 mph. |
| Tuesday |
A slight chance of rain showers between 7am and 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 75. Southwest wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday Night |
Showers and thunderstorms likely before 7pm, then a chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 53. Chance of precipitation is 70%. |
| Wednesday |
A chance of showers and thunderstorms before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm, then showers and thunderstorms likely. Mostly sunny, with a high near 76. Chance of precipitation is 70%. |
| Wednesday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 56. Chance of precipitation is 80%. |
| Thursday |
A chance of showers and thunderstorms before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 76. Chance of precipitation is 50%. |
| Thursday Night |
A slight chance of showers and thunderstorms before 7pm. Mostly clear, with a low around 54. Chance of precipitation is 20%. |
| Juneteenth |
Sunny, with a high near 78. |
Forecast from NOAA-NWS for Cottage Grove, WI.