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Loon Lake, WI Weather Forecast
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| THIS AFTERNOON | TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT |
 |  |  |  | |  | |  |  | | | |
| Sunny | Mostly Cloudy | Chance of Showers | Chance of Showers | Sunny | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy |
| Hi: 59°FHi: 15°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Lo: 45°FLo: 7°C | Hi: 61°FHi: 16°C | Hi: 61°FHi: 16°C Lo: 35°FLo: 2°C | Hi: 61°FHi: 16°C Lo: 35°FLo: 2°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C Lo: 49°FLo: 9°C | Hi: 69°FHi: 21°C Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C Lo: 41°FLo: 5°C |
| POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 336 PM CDT Fri Oct 02 2026 
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Meteorlogic Glosserator
Instant definitions for any meteorological term.
Instant definitions for any meteorological term.
Issued: 1257 PM CDT Fri Oct 2 2026
Key Messages
- Frost/freeze conditions are expected tonight in northwest Wisconsin and the Arrowhead.
- Rain is expected Saturday into Saturday evening, especially along the International Border.
- Another cold night with subfreezing temperatures expected Sunday night into Monday morning.
Discussion
... Issued at 1257 PM CDT Fri Oct 2 2026
Just a few clouds out there along the Canadian Border this afternoon, but otherwise a very nice and sunny day out there with high pressure passing through. It`s looking...