| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Thu, May-07-2026 10:12pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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Frost Advisory issued May 7 at 10:05PM CDT until May 8 at 8:00AM CDT
Frost Advisory issued May 7 at 7:18PM CDT until May 8 at 8:00AM CDT
| Tonight |
Areas of frost after 3am. Mostly clear, with a low around 35. Southwest wind 0 to 5 mph. |
| Friday |
Areas of frost before 7am. Mostly sunny, with a high near 66. Southwest wind 5 to 10 mph. |
| Friday Night |
Partly cloudy, with a low around 46. Southwest wind 5 to 10 mph. |
| Saturday |
Mostly sunny, with a high near 67. West wind 10 to 15 mph, with gusts as high as 30 mph. |
| Saturday Night |
Mostly clear, with a low around 39. Northwest wind 0 to 15 mph. |
| Sunday |
Mostly sunny, with a high near 60. Northwest wind 0 to 15 mph. |
| Sunday Night |
Mostly clear, with a low around 36. North wind 0 to 10 mph. |
| Monday |
Sunny, with a high near 62. North wind 0 to 5 mph. |
| Monday Night |
A chance of rain showers after 1am. Partly cloudy, with a low around 40. Chance of precipitation is 40%. |
| Tuesday |
Rain showers likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 61. Chance of precipitation is 70%. |
| Tuesday Night |
A chance of showers and thunderstorms before 1am. Mostly cloudy, with a low around 42. Chance of precipitation is 50%. |
| Wednesday |
Mostly sunny, with a high near 67. |
| Wednesday Night |
Partly cloudy, with a low around 45. |
| Thursday |
A slight chance of rain showers after 1pm. Mostly sunny, with a high near 74. Chance of precipitation is 20%. |
Forecast from NOAA-NWS for Cottage Grove, WI.