| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sat, May-02-2026 8:37am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Mostly sunny, with a high near 57. West wind 5 to 10 mph. |
| Tonight |
A slight chance of rain showers after 5am. Mostly cloudy, with a low around 42. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. |
| Sunday |
A chance of rain showers. Partly sunny, with a high near 66. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts less than a tenth of an inch possible. |
| Sunday Night |
A slight chance of rain showers before 7pm. Mostly clear, with a low around 43. West wind 5 to 10 mph. Chance of precipitation is 20%. |
| Monday |
A chance of rain showers between 1pm and 4pm, then a chance of showers and thunderstorms. Mostly sunny, with a high near 74. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Monday Night |
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 43. West wind 5 to 15 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday |
A chance of rain showers after 7am. Mostly cloudy, with a high near 58. Northwest wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday Night |
A chance of rain showers before 1am. Mostly cloudy, with a low around 38. North wind 5 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
A slight chance of rain showers after 1pm. Partly sunny, with a high near 55. Chance of precipitation is 20%. |
| Wednesday Night |
A slight chance of rain showers before 1am. Mostly cloudy, with a low around 38. Chance of precipitation is 20%. |
| Thursday |
A chance of rain showers after 7am. Partly sunny, with a high near 57. Chance of precipitation is 30%. |
| Thursday Night |
A chance of rain showers before 7pm. Partly cloudy, with a low around 38. Chance of precipitation is 30%. |
| Friday |
A slight chance of rain showers after 7am. Mostly sunny, with a high near 61. Chance of precipitation is 20%. |
| Friday Night |
A slight chance of rain showers before 1am. Partly cloudy, with a low around 42. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for Cottage Grove, WI.