Sylvan, MN Weather Forecast
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Sylvan Weather Forecast
| REST OF TONIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY |
| Partly Cloudy | Clearing | Mostly Clear | Chance of Showers | Chance of Showers | Mostly Sunny | Chance of Showers | Chance of T-Storm | Chance of T-Storm | Chance of Showers | Chance of Showers | Chance of Showers |
| Lo: 50°FLo: 10°C | Hi: 69°FHi: 21°C | Lo: 41°FLo: 5°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C | Hi: 69°FHi: 21°C Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Hi: 69°FHi: 21°C Lo: 50°FLo: 10°C | Hi: 69°FHi: 21°C Lo: 50°FLo: 10°C |
| POP: 20% | POP: 20% | POP: 30% | POP: 60% | POP: 60% | POP: 50% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1016 PM CDT Mon Sep 14 2026 

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Issued: 650 PM CDT Mon Sep 14 2026
Key Messages
- Widespread showers with embedded thunderstorms continue through early tonight. Additional rainfall amounts of 0.5-1" expected for much of the Northland.
- Hazardous marine conditions develop late tonight into Tuesday with gale force wind gusts and high waves across western Lake Superior.
- Additional rain chances late Wednesday/Wednesday night and again Friday into early Saturday. The late week system could bring heavy rainfall (1" or more) to southern portions of the Northland.
- Near-nor...
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