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Planorbis Lake Weather Forecast
| REST OF TONIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | THURSDAY | FRIDAY | FRIDAY NIGHT | SATURDAY |
 |  | | | | | |  | | |  |  |
| Mostly Clear | Mostly Sunny | Mostly Clear | Sunny | Mostly Clear | Mostly Clear | Mostly Clear | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Chance of Showers |
| Lo: 41°FLo: 5°C | Hi: 65°FHi: 18°C | Lo: 39°FLo: 4°C | Hi: 61°FHi: 16°C | Lo: 39°FLo: 4°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 65°FHi: 18°C Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C Lo: 45°FLo: 7°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C |
| POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 211 AM CDT Sun Oct 18 2026 
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Issued: 212 AM CDT Sun Oct 18 2026
Key Messages
- Gales are ongoing over portions of western Lake Superior with elevated wave heights. Mariners should use extreme caution, especially around the Apostle Islands and along the North Shore above Silver Bay.
- Minimal chances for rain through the forecast period. Temperatures will be mostly above the seasonal averages with highs largely in the 60s.
Discussion
... Issued at 207 AM CDT Sun Oct 18 2026
Current Conditions/Today:
A little warmer start this morning with morning temperatures in the 3...