| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
||||||||||||||||||||||||||||||||||||||||
| Updated: Wed, May-06-2026 1:21pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
Frost Advisory issued May 6 at 1:20PM CDT until May 7 at 8:00AM CDT
| This Afternoon |
Partly sunny, with a high near 54. Northwest wind 10 to 15 mph. |
| Tonight |
Widespread frost after 1am. Mostly clear, with a low around 33. West wind 0 to 10 mph. |
| Thursday |
Areas of frost before 8am, then scattered rain showers between 10am and 1pm, then scattered showers and thunderstorms between 1pm and 4pm, then isolated showers and thunderstorms. Partly sunny, with a high near 58. West wind 0 to 15 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Thursday Night |
Areas of frost after 5am. Partly cloudy, with a low around 35. West wind 0 to 10 mph. New rainfall amounts less than a tenth of an inch possible. |
| Friday |
Areas of frost before 7am, then a slight chance of rain showers. Mostly sunny, with a high near 64. Southwest wind 0 to 10 mph. Chance of precipitation is 20%. |
| Friday Night |
A slight chance of rain showers before 7pm. Mostly clear, with a low around 44. Southwest wind 5 to 10 mph. Chance of precipitation is 20%. |
| Saturday |
Mostly sunny, with a high near 71. West wind 10 to 15 mph. |
| Saturday Night |
A chance of rain showers after 7pm. Mostly cloudy, with a low around 45. Northwest wind 0 to 10 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Sunday |
A chance of rain showers before 7am. Partly sunny, with a high near 63. Chance of precipitation is 30%. |
| Sunday Night |
Partly cloudy, with a low around 39. |
| Monday |
Sunny, with a high near 63. |
| Monday Night |
A chance of rain showers after 7pm. Partly cloudy, with a low around 43. Chance of precipitation is 40%. |
| Tuesday |
Rain showers likely before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 66. Chance of precipitation is 60%. |
| Tuesday Night |
A chance of showers and thunderstorms. Mostly cloudy, with a low around 45. Chance of precipitation is 40%. |
Forecast from NOAA-NWS for Cottage Grove, WI.










