| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Fri, Jun-05-2026 9:01am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Mostly cloudy, with a high near 80. Southwest wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tonight |
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 63. Southwest wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday |
Mostly sunny, with a high near 85. Northwest wind around 5 mph. New rainfall amounts less than a tenth of an inch possible. |
| Saturday Night |
Mostly clear, with a low around 61. East wind 0 to 5 mph. |
| Sunday |
Partly sunny, with a high near 84. East wind 5 to 10 mph. |
| Sunday Night |
A slight chance of showers and thunderstorms between 7pm and 1am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 63. East wind 5 to 10 mph. Chance of precipitation is 30%. |
| Monday |
Showers and thunderstorms. Mostly cloudy, with a high near 82. Southeast wind 5 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Monday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 66. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tuesday |
A chance of showers and thunderstorms before 7am, then a chance of showers and thunderstorms. Partly sunny, with a high near 88. Chance of precipitation is 50%. |
| Tuesday Night |
A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%. |
| Wednesday |
A slight chance of rain showers before 7am. Mostly sunny, with a high near 93. Chance of precipitation is 20%. |
| Wednesday Night |
A slight chance of rain showers after 1am. Partly cloudy, with a low around 72. Chance of precipitation is 20%. |
| Thursday |
A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Sunny, with a high near 95. Chance of precipitation is 20%. |
| Thursday Night |
A slight chance of showers and thunderstorms before 1am. Mostly clear, with a low around 72. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for Cottage Grove, WI.