| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Mon, Dec-15-2025 12:21am CST | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Overnight |
Cloudy. Low around 0, with temperatures rising to around 7 overnight. Wind chill values as low as -15. Southwest wind 10 to 15 mph, with gusts as high as 30 mph. |
| Monday |
Partly sunny, with a high near 24. Wind chill values as low as -7. Southwest wind 5 to 15 mph, with gusts as high as 30 mph. |
| Monday Night |
Partly cloudy, with a low around 10. Southwest wind 0 to 5 mph. |
| Tuesday |
Mostly cloudy, with a high near 36. Southwest wind 5 to 15 mph. |
| Tuesday Night |
Mostly cloudy, with a low around 25. West wind 10 to 15 mph. |
| Wednesday |
Mostly sunny, with a high near 36. Southwest wind 5 to 10 mph. |
| Wednesday Night |
A chance of rain after midnight. Mostly cloudy. Low around 28, with temperatures rising to around 37 overnight. South 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. |
| Thursday |
Rain and snow likely before noon, then a chance of rain and snow. Mostly cloudy. High near 40, with temperatures falling to around 23 in the afternoon. West wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Thursday Night |
Mostly cloudy, with a low around 0. |
| Friday |
Partly sunny, with a high near 23. |
| Friday Night |
A slight chance of snow before midnight. Mostly cloudy. Low around 16, with temperatures rising to around 26 overnight. Chance of precipitation is 20%. |
| Saturday |
Mostly cloudy, with a high near 37. |
| Saturday Night |
Mostly cloudy, with a low around 13. |
| Sunday |
Mostly sunny, with a high near 25. |
Forecast from NOAA-NWS for Cottage Grove, WI.