Olson Lake, WI Weather Forecast
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Olson Lake Weather Forecast
| TODAY | TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT |
| Sunny | Partly Cloudy | Clearing | Mostly Clear | Chance of T-Storm | Showers | Mostly Sunny | Mostly Clear | Mostly Cloudy | Chance of Showers | Mostly Sunny | Chance of Showers |
| Hi: 70°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C |
| POP: 90% | POP: 90% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 851 AM CDT Sat Sep 12 2026 

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Issued: 1222 PM CDT Sat Sep 12 2026
Key Messages
- Cooler fall weather moves in today, then continues through the next week.
- Patchy frost is possible late Sunday night into early Monday morning across the typically colder locations of the Northland.
- Widespread rain and thunderstorms are likely Monday into early Tuesday, bringing a potential for heavy rainfall and soaking conditions. Severe weather is not expected.
Discussion
... Issued at 157 AM CDT Sat Sep 12 2026
The cold front that brought showers and thunderstorms to the Northland F...
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