| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Fri, Mar-13-2026 4:34pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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Winter Storm Watch issued March 13 at 2:04PM CDT until March 16 at 7:00PM CDT
| This Afternoon |
Partly sunny, with a high near 43. Northwest wind around 25 mph, with gusts as high as 40 mph. |
| Tonight |
Mostly cloudy, with a low around 27. Northwest wind 5 to 20 mph, with gusts as high as 40 mph. |
| Saturday |
A slight chance of snow after 1pm. Cloudy, with a high near 41. Southeast wind 0 to 10 mph. Chance of precipitation is 20%. |
| Saturday Night |
Snow likely before 1am, then rain likely. Cloudy, with a low around 31. East wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible. |
| Sunday |
Rain likely before 7am, then rain and a slight chance of thunderstorms. Cloudy. High near 51, with temperatures falling to around 42 in the afternoon. East wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between three quarters and one inch possible. |
| Sunday Night |
Rain before 7pm, then snow and a slight chance of sleet between 7pm and 8pm, then snow and blowing snow and a slight chance of sleet. Cloudy, with a low around 17. North wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 5 to 9 inches possible. |
| Monday |
Snow and blowing snow. Cloudy, with a high near 22. Northwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible. |
| Monday Night |
A chance of snow and patchy blowing snow before 7pm. Partly cloudy, with a low around 3. Northwest wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 30%. New snow accumulation of less than half an inch possible. |
| Tuesday |
Mostly sunny, with a high near 23. |
| Tuesday Night |
A chance of snow after 7pm. Mostly cloudy. Low around 15, with temperatures rising to around 20 overnight. Chance of precipitation is 50%. New snow accumulation of less than one inch possible. |
| Wednesday |
A chance of snow before 1pm. Partly sunny, with a high near 42. Chance of precipitation is 50%. New snow accumulation of less than one inch possible. |
| Wednesday Night |
Partly cloudy, with a low around 30. |
| Thursday |
Partly sunny, with a high near 48. |
| Thursday Night |
Mostly cloudy, with a low around 30. |
Forecast from NOAA-NWS for Cottage Grove, WI.