| NWS Forecast for: Port Sanilac MI Issued by: National Weather Service Detroit/Pontiac, MI Last Update: 10:14 pm EST Mar 7, 2026 |  |
Overnight: Mostly cloudy, with a low around 34. West wind 8 to 10 mph, with gusts as high as 18 mph. Sunday: Mostly cloudy through mid morning, then gradual clearing, with a high near 51. Breezy, with a west southwest wind 10 to 18 mph, with gusts as high as 30 mph. Sunday Night: Increasing clouds, with a low around 41. Southwest wind 10 to 15 mph, with gusts as high as 26 mph. Monday: Mostly sunny, with a high near 58. Southwest wind 11 to 15 mph, with gusts as high as 25 mph. Monday Night: Mostly clear, with a low around 37. Southwest wind around 8 mph becoming north northeast after midnight. Tuesday: Partly sunny, with a high near 46. Tuesday Night: Rain. Low around 38. Chance of precipitation is 90%. Wednesday: Rain. Cloudy, with a high near 47. Wednesday Night: Snow likely, mainly before 1am. Mostly cloudy, with a low around 23. Blustery. Thursday: Mostly cloudy, with a high near 30. Blustery. Thursday Night: A chance of snow. Mostly cloudy, with a low around 24. Friday: Rain and snow likely. Mostly cloudy, with a high near 44. Windy. Friday Night: Mostly cloudy, with a low around 25. Breezy. Saturday: Partly sunny, with a high near 34. | |
| Port Sanilac MI 43.43°N 82.55°W (Elev. 607 ft) | |
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