Marcellus, MI Weather Forecast
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Marcellus Weather Forecast
| THIS AFTERNOON | TONIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY | THURSDAY NIGHT | FRIDAY | FRIDAY NIGHT |
| Mostly Sunny | Partly Cloudy | Partly Cloudy | Partly Cloudy | Partly Cloudy | Mostly Cloudy | Partly Cloudy | Chance of Showers | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Cloudy |
| Hi: 71°FHi: 22°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 45°FLo: 7°C | Hi: 69°FHi: 21°C | Lo: 49°FLo: 9°C | Hi: 71°FHi: 22°C | Lo: 55°FLo: 13°C | Hi: 71°FHi: 22°C | Lo: 50°FLo: 10°C | Hi: 71°FHi: 22°C | Lo: 51°FLo: 11°C |
| POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 1258 PM EDT Sun Oct 25 2026 

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Issued: 205 PM EDT Sun Oct 25 2026
Key Messages
- Dry and pleasant weather persists through the week with highs generally in the 70s and lows around 50.
- The next chance of widespread rain does not arrive until Saturday night.
Discussion
... Issued at 200 PM EDT Sun Oct 25 2026
Surface high pressure continues to be displaced south, now over the Delmarva, in response to a deep low east of the Hudson Bay. The associated cold front is bisecting northern Lake Michigan and this front slides southeast through time, stalling out atop the aform...
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