| NWS Forecast for: Port Sanilac MI Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 4:24 pm EDT Apr 18, 2026 |  |
Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 1. West wind 14 to 24 km/h, with gusts as high as 40 km/h. Sunday: A chance of rain showers after 1pm, mixing with snow after 4pm. Increasing clouds, with a high near 7. West wind 16 to 23 km/h, with gusts as high as 35 km/h. Chance of precipitation is 40%. Sunday Night: A chance of snow showers before 7pm. Partly cloudy, with a low around -3. North northwest wind 18 to 23 km/h, with gusts as high as 34 km/h. Chance of precipitation is 30%. Monday: Mostly sunny, with a high near 3. Northwest wind 13 to 18 km/h, with gusts as high as 29 km/h. Monday Night: Partly cloudy, with a low around -1. South wind 11 to 21 km/h, with gusts as high as 34 km/h. Tuesday: Mostly sunny, with a high near 14. Tuesday Night: Mostly cloudy, with a low around 4. Wednesday: Mostly sunny, with a high near 9. Wednesday Night: Mostly clear, with a low around 4. Thursday: Sunny, with a high near 17. Thursday Night: Partly cloudy, with a low around 8. Friday: A chance of showers. Partly sunny, with a high near 18. Friday Night: A chance of showers. Mostly cloudy, with a low around 7. Saturday: A chance of showers. Mostly cloudy, with a high near 13. | |
| Port Sanilac MI 43.43°N 82.55°W (Elev. 607 m) | |
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