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Mathis Lake, WI Weather Forecast
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Mathis Lake Weather Forecast
| REST OF THE NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | FRIDAY |
 | | |  |  |  |  |  | |  | | |
| Chance of Showers | Chance of Showers | Chance of Showers | Partly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Clear | Mostly Clear | Mostly Clear | Patchy Fog | Mostly Clear | Mostly Clear |
| Lo: 50°FLo: 10°C | Hi: 61°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 41°FLo: 5°C | Hi: 60°FHi: 16°C | Hi: 65°FHi: 18°C Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C Lo: 39°FLo: 4°C | Lo: 41°FLo: 5°C | Hi: 70°FHi: 21°C Lo: 41°FLo: 5°C | Hi: 70°FHi: 21°C Lo: 41°FLo: 5°C |
| POP: 20% | POP: 50% | POP: 40% |
POP = Probability of Precipitation.
Weather Outlook Updated: 125 AM CDT Sat Sep 19 2026 
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Issued: 124 AM CDT Sat Sep 19 2026
Key Messages
- Periods of showers and a few thunderstorms will continue into tonight. Additional rainfall up to 1 inch will be possible south of Highway 29, but the threat for flooding has diminished as the heaviest rainfall remains anchored further south.
- A Beach Hazards Statement and Small Craft Advisory have been issued into this evening for areas south of Algoma. Additional advisories will likely be required from Sunday morning through Tuesday as strong northeast winds and high waves develop.
- A...