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City of Oconomowoc, WisconsinOconomowoc, WI Weather Forecast
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Oconomowoc Weather Forecast
| LATE THIS AFTERNOON | TONIGHT | TUESDAY | TUESDAY NIGHT | VETERANS DAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT |
 |  |  |  |  | | | | | | |  |
| Partly Sunny | Clearing | Sunny | Mostly Cloudy | Light Rain | Light Rain | Light Rain | Partly Cloudy | Mostly Sunny | Clearing | Sunny | Mostly Clear |
| Lo: 39°FLo: 4°C | Hi: 60°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 51°FHi: 11°C | Lo: 35°FLo: 2°C | Hi: 41°FHi: 5°C | Lo: 29°FLo: -2°C | Hi: 41°FHi: 5°C | Lo: 25°FLo: -4°C | Hi: 45°FHi: 7°C | Lo: 29°FLo: -2°C | |
| POP: 40% | POP: 30% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 331 PM CST Mon Nov 09 2026 
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Issued: 533 PM CST Mon Nov 9 2026
Key Messages
- Temperatures will remain above normal through Tuesday, with dry weather expected.
- On and off light rain across the region on Wednesday (35 to 50 percent chances).
- A colder airmass returns to the region later this week, with chances for some lake effect rain showers in far eastern Wisconsin. Some snowflakes could mix in at times, particularly Thursday night into Friday morning, as temperatures inland fall into the upper 20s. No accumulations currently expected.
- Gusty winds nearing 40 ...