| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Thu, Jul-02-2026 2:37pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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Severe Thunderstorm Watch issued July 2 at 3:19PM CDT until July 2 at 10:00PM CDT
Extreme Heat Warning issued July 2 at 11:29AM CDT until July 2 at 10:00PM CDT
| This Afternoon |
Scattered showers and thunderstorms after 4pm. Mostly sunny, with a high near 88. Heat index values as high as 95. Southwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
Scattered showers and thunderstorms before 7pm, then showers and thunderstorms between 7pm and 8pm, then a chance of showers and thunderstorms between 8pm and midnight, then a chance of showers and thunderstorms between midnight and 3am, then scattered showers and thunderstorms. Mostly cloudy, with a low around 70. West wind 5 to 10 mph. Chance of precipitation is 80%. New rainfall amounts between a half and three quarters of an inch possible. |
| Friday |
Isolated showers and thunderstorms before 7am, then showers and thunderstorms likely between 7am and 4pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible. |
| Friday Night |
A chance of showers and thunderstorms before 10pm, then a chance of showers and thunderstorms between 10pm and 4am, then a chance of showers and thunderstorms. Mostly cloudy, with a low around 67. North wind 0 to 5 mph. Chance of precipitation is 40%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Independence Day |
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Mostly cloudy, with a high near 81. Southeast wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Saturday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 63. Southwest wind around 5 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Sunday |
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 81. Northwest wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday Night |
A chance of showers and thunderstorms before 7pm. Partly cloudy, with a low around 61. North wind 0 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Monday |
Mostly sunny, with a high near 82. |
| Monday Night |
Partly cloudy, with a low around 61. |
| Tuesday |
Mostly sunny, with a high near 85. |
| Tuesday Night |
A slight chance of rain showers between 7pm and 1am. Partly cloudy, with a low around 63. Chance of precipitation is 20%. |
| Wednesday |
Mostly sunny, with a high near 86. |
| Wednesday Night |
A chance of rain showers after 1am. Partly cloudy, with a low around 63. Chance of precipitation is 30%. |
Forecast from NOAA-NWS for Cottage Grove, WI.