| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
||||||||||||||||||||||||||||||||||||||||
| Updated: Tue, Apr-21-2026 2:16pm CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
|
||||||||||||||||||||||||||||||||||||||||
| This Afternoon |
Sunny, with a high near 74. West wind 5 to 10 mph. |
| Tonight |
Mostly clear, with a low around 44. North wind around 5 mph. |
| Wednesday |
Sunny, with a high near 76. East wind 5 to 10 mph. |
| Wednesday Night |
Partly cloudy, with a low around 56. Southeast wind 5 to 10 mph. |
| Thursday |
Mostly sunny, with a high near 80. South wind 5 to 15 mph, with gusts as high as 30 mph. |
| Thursday Night |
A chance of showers and thunderstorms between 7pm and 10pm, then a chance of showers and thunderstorms between 10pm and 1am, then showers and thunderstorms likely. Mostly cloudy, with a low around 60. South wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Friday |
Rain showers likely before 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 72. Southwest wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Friday Night |
Showers and thunderstorms likely before 1am. Partly cloudy, with a low around 47. Northwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts less than a tenth of an inch possible. |
| Saturday |
Mostly sunny, with a high near 67. |
| Saturday Night |
Partly cloudy, with a low around 44. |
| Sunday |
Partly sunny, with a high near 66. |
| Sunday Night |
A chance of rain showers after 7pm. Mostly cloudy, with a low around 47. Chance of precipitation is 40%. |
| Monday |
A chance of rain showers before 1pm, then showers and thunderstorms likely. Mostly cloudy, with a high near 64. Chance of precipitation is 60%. |
| Monday Night |
Showers and thunderstorms likely. Mostly cloudy, with a low around 45. Chance of precipitation is 60%. |
Forecast from NOAA-NWS for Cottage Grove, WI.