| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Fri, Mar-27-2026 5:16am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Mostly sunny, with a high near 43. Northwest wind 5 to 15 mph, with gusts as high as 30 mph. |
| Tonight |
Mostly clear, with a low around 23. Northwest wind 5 to 15 mph, with gusts as high as 30 mph. |
| Saturday |
Mostly sunny, with a high near 49. Southwest wind 5 to 15 mph. |
| Saturday Night |
Mostly cloudy, with a low around 37. Southwest wind 10 to 15 mph. |
| Sunday |
Partly sunny, with a high near 63. Southwest wind around 10 mph. |
| Sunday Night |
Partly cloudy, with a low around 43. South wind 5 to 10 mph. |
| Monday |
Mostly sunny, with a high near 68. Southeast wind 5 to 10 mph. |
| Monday Night |
A chance of rain between 7pm and 1am, then a chance of thunderstorms and a chance of rain. Mostly cloudy, with a low around 49. Southeast wind around 10 mph. Chance of precipitation is 50%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tuesday |
A chance of thunderstorms and a chance of rain before 7am, then a chance of rain and a slight chance of thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 50%. |
| Tuesday Night |
Rain likely and a chance of thunderstorms. Mostly cloudy, with a low around 46. Chance of precipitation is 60%. |
| Wednesday |
A chance of rain and a slight chance of thunderstorms. Mostly cloudy, with a high near 57. Chance of precipitation is 40%. |
| Wednesday Night |
A chance of rain and a slight chance of thunderstorms. Mostly cloudy, with a low around 36. Chance of precipitation is 50%. |
| Thursday |
A chance of rain before 1pm, then a chance of rain and snow. Mostly cloudy, with a high near 45. Chance of precipitation is 50%. |
| Thursday Night |
A chance of rain. Mostly cloudy, with a low around 32. Chance of precipitation is 40%. |
Forecast from NOAA-NWS for Cottage Grove, WI.