Marne, MI Weather Forecast
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Marne Weather Forecast
| TONIGHT | SATURDAY | SATURDAY NIGHT | SUNDAY | SUNDAY NIGHT | MONDAY | MONDAY NIGHT | TUESDAY | TUESDAY NIGHT | WEDNESDAY | WEDNESDAY NIGHT | THURSDAY |
| Rain Showers | Chance of T-Storm | Chance of T-Storm | Rain Showers | Chance of Showers | Chance of Showers | Partly Cloudy | Partly Sunny | Chance of Showers | Partly Sunny | Partly Cloudy | Partly Sunny |
| Lo: 51°FLo: 11°C | Hi: 65°FHi: 18°C | Lo: 55°FLo: 13°C | Hi: 69°FHi: 21°C | Lo: 50°FLo: 10°C | Hi: 65°FHi: 18°C | Lo: 49°FLo: 9°C | Hi: 61°FHi: 16°C | Lo: 49°FLo: 9°C | Hi: 65°FHi: 18°C | Lo: 50°FLo: 10°C | Hi: 69°FHi: 21°C |
| POP: 70% | POP: 100% | POP: 80% | POP: 60% | POP: 20% | POP: 20% | POP: 20% |
POP = Probability of Precipitation.
Weather Outlook Updated: 742 PM EDT Fri Sep 18 2026 

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Issued: 757 PM EDT Fri Sep 18 2026
Key Messages
- Heavy Rain Likely Across Southwest Lower Michigan This Weekend
- Mainly Dry Next Week After Weekend Rain
- Cooler Than Normal Weather Much of the 7 Day Forecast
Discussion
... Issued at 310 PM EDT Fri Sep 18 2026- Heavy Rain Likely Across Southwest Lower Michigan This Weekend
We have gone ahead an issued a Flood Watch for Allegan, Barry, Van Buren, Kalamazoo and Calhoun Counties. These are the counties that we have more confidence in seeing the higher amounts (2-4 inches) by Sunday morning. ...
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