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Clamshell Lake, MN Weather Forecast
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Clamshell Lake Weather Forecast
| TODAY | TONIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | MONDAY | TUESDAY | WEDNESDAY |
 |  |  |  | | | | | | |
| Partly Sunny | Mostly Cloudy | Chance of Showers | Chance of Showers | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy | Mostly Cloudy |
| Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 50°FLo: 10°C | Hi: 65°FHi: 18°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C |
| POP: 50% | POP: 50% |
POP = Probability of Precipitation.
Weather Outlook Updated: 615 AM CDT Thu Sep 17 2026 
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Issued: 633 AM CDT Thu Sep 17 2026
Key Messages
- Areas of dense fog are possible this morning. A Dense Fog Advisory is in effect until 10 AM for portions of central and north-central Minnesota.
- Another round of showers will spread across the region early Friday and linger into Saturday morning. The heaviest rainfall (40-60% of 1") will be south of a line from Brainerd to Sandstone to Hayward to Park Falls.
- Dangerous swimming conditions expected for the beaches of the Twin Ports Friday and Saturday then again Sunday and Monday after...