| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Thu, Jul-16-2026 11:32am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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Air Quality Alert issued July 16 at 9:19AM CDT
| Today |
Smoke before 5pm, then areas of smoke and isolated showers and thunderstorms. Partly sunny, with a high near 90. Heat index values as high as 95. Southeast wind around 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
Smoke and isolated showers and thunderstorms. Mostly cloudy, with a low around 69. Southeast wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Friday |
Smoke before 11am, then isolated showers and thunderstorms. Mostly sunny, with a high near 89. Heat index values as high as 95. Southwest wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Friday Night |
Isolated showers and thunderstorms before 7pm. Mostly clear, with a low around 72. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday |
Sunny, with a high near 88. Northwest wind around 10 mph. |
| Saturday Night |
Mostly clear, with a low around 61. Northeast wind 0 to 10 mph. |
| Sunday |
Sunny, with a high near 84. East wind 0 to 5 mph. |
| Sunday Night |
Partly cloudy, with a low around 64. South wind 0 to 5 mph. |
| Monday |
A chance of rain showers between 7am and 1pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 86. Chance of precipitation is 40%. |
| Monday Night |
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 66. Chance of precipitation is 40%. |
| Tuesday |
A chance of rain showers. Mostly sunny, with a high near 82. Chance of precipitation is 30%. |
| Tuesday Night |
A slight chance of rain showers before 7pm. Mostly clear, with a low around 59. Chance of precipitation is 20%. |
| Wednesday |
Sunny, with a high near 80. |
| Wednesday Night |
Partly cloudy, with a low around 59. |
Forecast from NOAA-NWS for Cottage Grove, WI.