| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Sat, Apr-11-2026 4:21am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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| Today |
Areas of fog before 8am, then a chance of rain showers. Partly sunny, with a high near 56. Southeast wind 5 to 15 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Tonight |
A chance of rain showers before 7pm, then showers and thunderstorms likely between 7pm and 4am, then a chance of showers and thunderstorms between 4am and 5am, then showers and thunderstorms likely. Mostly cloudy. Low around 46, with temperatures rising to around 51 overnight. Southeast wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday |
Showers and thunderstorms. Mostly cloudy, with a high near 72. South wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Sunday Night |
Showers and thunderstorms. Cloudy, with a low around 60. Southwest wind 10 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible. |
| Monday |
A chance of rain showers before 7am, then a slight chance of showers and thunderstorms. Partly sunny, with a high near 77. Southwest wind around 10 mph. Chance of precipitation is 40%. New rainfall amounts less than a tenth of an inch possible. |
| Monday Night |
A slight chance of showers and thunderstorms before 7pm, then showers and thunderstorms likely. Mostly cloudy, with a low around 62. South wind around 10 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Tuesday |
Showers and thunderstorms likely before 7am, then a slight chance of showers and thunderstorms between 7am and 1pm, then showers and thunderstorms likely. Partly sunny, with a high near 81. Southwest wind 10 to 15 mph. Chance of precipitation is 70%. New rainfall amounts between a quarter and half of an inch possible. |
| Tuesday Night |
Showers and thunderstorms. Mostly cloudy, with a low around 59. Southwest wind 10 to 15 mph. Chance of precipitation is 80%. New rainfall amounts between three quarters and one inch possible. |
| Wednesday |
A chance of showers and thunderstorms before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 75. Chance of precipitation is 50%. |
| Wednesday Night |
A chance of showers and thunderstorms before 7pm, then a chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 50%. |
| Thursday |
A chance of showers and thunderstorms. Mostly sunny, with a high near 76. Chance of precipitation is 40%. |
| Thursday Night |
A chance of rain showers. Partly cloudy, with a low around 55. Chance of precipitation is 40%. |
| Friday |
A chance of rain showers. Mostly sunny, with a high near 73. Chance of precipitation is 40%. |
| Friday Night |
A chance of rain showers. Mostly cloudy, with a low around 41. Chance of precipitation is 50%. |
Forecast from NOAA-NWS for Cottage Grove, WI.