| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Wed, May-13-2026 8:37am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Partly sunny, with a high near 64. Northwest wind around 15 mph, with gusts as high as 30 mph. |
| Tonight |
Mostly clear, with a low around 38. Northwest wind 0 to 10 mph. |
| Thursday |
Sunny, with a high near 70. South wind 0 to 10 mph. |
| Thursday Night |
A chance of rain showers after 1am. Mostly cloudy, with a low around 49. Southeast wind 5 to 10 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Friday |
A chance of rain showers. Mostly sunny, with a high near 79. South wind 10 to 15 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Friday Night |
A slight chance of rain showers before 7pm, then a slight chance of showers and thunderstorms. Mostly clear, with a low around 53. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. |
| Saturday |
A slight chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Sunny, with a high near 84. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. |
| Saturday Night |
A chance of showers and thunderstorms before 1am, then a chance of showers and thunderstorms. Partly cloudy, with a low around 53. East wind 0 to 5 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday |
Showers and thunderstorms likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 60%. |
| Sunday Night |
A chance of showers and thunderstorms. Mostly cloudy, with a low around 58. Chance of precipitation is 50%. |
| Monday |
A chance of showers and thunderstorms before 7am, then showers and thunderstorms likely. Partly sunny. High near 84, with temperatures falling to around 79 in the afternoon. Chance of precipitation is 60%. |
| Monday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 56. Chance of precipitation is 60%. |
| Tuesday |
A chance of rain showers. Partly sunny, with a high near 72. Chance of precipitation is 50%. |
| Tuesday Night |
A chance of rain showers. Mostly cloudy, with a low around 48. Chance of precipitation is 40%. |
Forecast from NOAA-NWS for Cottage Grove, WI.