| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Wed, Jul-29-2026 11:51am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| This Afternoon |
Sunny, with a high near 84. Northeast wind around 0 mph. |
| Tonight |
Patchy smoke before 10pm. Mostly clear, with a low around 61. South wind around 0 mph. |
| Thursday |
Patchy smoke after 2pm. Mostly sunny, with a high near 87. Southwest wind 0 to 5 mph. |
| Thursday Night |
Patchy smoke before 10pm. Mostly cloudy, with a low around 63. South wind around 5 mph. |
| Friday |
A chance of rain showers before 1pm, then showers and thunderstorms. Mostly cloudy, with a high near 76. Southeast wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
| Friday Night |
Showers and thunderstorms. Cloudy, with a low around 60. East wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. |
| Saturday |
Rain showers likely before 1pm. Partly sunny, with a high near 79. Northeast wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Saturday Night |
Partly cloudy, with a low around 59. Northeast wind around 5 mph. |
| Sunday |
Mostly sunny, with a high near 81. |
| Sunday Night |
Mostly clear, with a low around 59. |
| Monday |
Sunny, with a high near 83. |
| Monday Night |
Mostly clear, with a low around 61. |
| Tuesday |
Sunny, with a high near 86. |
| Tuesday Night |
Partly cloudy, with a low around 64. |
Forecast from NOAA-NWS for Cottage Grove, WI.