| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Mon, May-11-2026 1:51am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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Frost Advisory issued May 10 at 11:14PM CDT until May 11 at 8:00AM CDT
Frost Advisory issued May 10 at 6:48PM CDT until May 11 at 8:00AM CDT
| Overnight |
Widespread frost after 4am. Clear, with a low around 34. Northeast wind around 5 mph. |
| Monday |
Widespread frost before 8am. Sunny, with a high near 61. North wind around 5 mph. |
| Monday Night |
Partly cloudy, with a low around 40. Southeast wind 5 to 10 mph. |
| Tuesday |
Rain showers likely between 7am and noon, then a chance of showers and thunderstorms between 4pm and 5pm. Partly sunny, with a high near 75. South wind 10 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. New rainfall amounts less than a tenth of an inch possible. |
| Tuesday Night |
Mostly clear, with a low around 47. West wind 10 to 15 mph, with gusts as high as 30 mph. New rainfall amounts less than a tenth of an inch possible. |
| Wednesday |
Mostly sunny, with a high near 61. Northwest wind 15 to 20 mph, with gusts as high as 30 mph. |
| Wednesday Night |
Mostly clear, with a low around 39. North wind 0 to 15 mph. |
| Thursday |
Sunny, with a high near 69. Southeast wind 0 to 5 mph. |
| Thursday Night |
A chance of rain showers after 7pm. Partly cloudy, with a low around 48. Chance of precipitation is 40%. |
| Friday |
A chance of rain showers before 1pm, then a chance of showers and thunderstorms. Partly sunny, with a high near 76. Chance of precipitation is 50%. |
| Friday 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%. |
| Saturday |
A chance of rain showers before 1pm, then a slight chance of showers and thunderstorms. Mostly sunny, with a high near 80. Chance of precipitation is 30%. |
| Saturday Night |
A slight chance of showers and thunderstorms. Partly cloudy, with a low around 54. Chance of precipitation is 20%. |
| Sunday |
A chance of rain showers. Partly sunny, with a high near 81. Chance of precipitation is 40%. |
Forecast from NOAA-NWS for Cottage Grove, WI.