| National Weather Service Forecast for:
Cottage Grove, WI Issued by: National Weather Service Milwaukee/Sullivan/Dousman, WI |
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| Updated: Mon, Jul-20-2026 3:32am CDT | ||||||||||||||||||||||||||||||||||||||||
| Cottage Grove | ||||||||||||||||||||||||||||||||||||||||
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Air Quality Alert issued July 18 at 9:41AM CDT
| Overnight |
Patchy smoke. Mostly cloudy, with a low around 62. South wind around 5 mph. |
| Monday |
Patchy smoke before 10am, then a chance of rain showers and patchy smoke between 10am and noon, then patchy smoke and a slight chance of rain showers between noon and 1pm, then patchy smoke and a slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Southwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 30%. New rainfall amounts less than a tenth of an inch possible. |
| Monday Night |
A chance of showers and thunderstorms before 8pm, then showers and thunderstorms between 8pm and 11pm, then a slight chance of showers and thunderstorms between 11pm and 1am. Partly cloudy, with a low around 68. Southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch possible. |
| Tuesday |
Patchy smoke between 7am and 9am. Sunny, with a high near 81. Northwest wind 10 to 15 mph, with gusts as high as 25 mph. |
| Tuesday Night |
Mostly clear, with a low around 55. North wind 5 to 15 mph. |
| Wednesday |
Sunny, with a high near 77. North wind 5 to 10 mph. |
| Wednesday Night |
Mostly clear, with a low around 55. West wind 0 to 5 mph. |
| Thursday |
Sunny, with a high near 80. Southwest wind 0 to 5 mph. |
| Thursday Night |
Partly cloudy, with a low around 59. |
| Friday |
Mostly sunny, with a high near 82. |
| Friday Night |
Mostly clear, with a low around 61. |
| Saturday |
Sunny, with a high near 85. |
| Saturday Night |
Mostly clear, with a low around 65. |
| Sunday |
Mostly sunny, with a high near 89. |
Forecast from NOAA-NWS for Cottage Grove, WI.




