| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Tue, Jul-07-2026 6:21am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Mostly sunny, with a high near 85. West wind 0 to 5 mph. |
| Tonight |
Partly cloudy, with a low around 64. Southwest wind around 0 mph. |
| Wednesday |
Mostly sunny, with a high near 86. Southwest wind 0 to 10 mph. |
| Wednesday Night |
A slight chance of rain showers before 7pm, then a chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 67. Southwest wind 5 to 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Thursday |
Showers and thunderstorms likely before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 82. West wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Thursday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. North wind 0 to 5 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Friday |
A chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 81. Northeast wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Friday Night |
A slight chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 61. East wind 0 to 5 mph. Chance of precipitation is 20%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday |
Mostly sunny, with a high near 83. |
| Saturday Night |
Partly cloudy, with a low around 63. |
| Sunday |
Sunny, with a high near 86. |
| Sunday Night |
Mostly clear, with a low around 66. |
| Monday |
Sunny, with a high near 89. |
| Monday Night |
Mostly clear, with a low around 68. |
Forecast from NOAA-NWS for Cottage Grove, WI.