FZUS53 KDTX 280201 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 1001 PM EDT Fri Mar 27 2026 For waters within five nautical miles of shore Waves are the significant wave height - the average of the highest 1/3 of the wave spectrum. Occasional wave height is the average of the highest 1/10 of the wave spectrum. LHZ422-281015- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 1001 PM EDT Fri Mar 27 2026 .REST OF TONIGHT...West winds 5 to 10 knots becoming northwest 15 to 20 knots after midnight. Partly cloudy. A slight chance of light snow showers this evening, then a chance of light snow showers after midnight. Waves 2 feet or less. .SATURDAY...West winds 10 to 15 knots becoming southwest 15 to 20 knots early in the afternoon. Mostly sunny until late afternoon becoming partly cloudy. Waves 1 to 3 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots increasing to 20 to 25 knots with gusts to 30 knots after midnight. Mostly cloudy. Waves 1 to 3 feet building to 2 to 4 feet in the late evening and overnight. A Small Craft Advisory may be needed. .SUNDAY...Southwest winds 15 to 20 knots. Mostly cloudy until late afternoon becoming partly cloudy. Waves 2 to 4 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-281015- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 1001 PM EDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... .REST OF TONIGHT...Southwest winds 5 to 10 knots becoming northwest 15 to 20 knots after midnight. Partly cloudy. A slight chance of light snow showers this evening, then a chance of light snow showers after midnight. Waves 2 feet or less building to 2 to 4 feet after midnight. .SATURDAY...Northwest winds 15 to 20 knots becoming west 10 to 15 knots in the late morning and early afternoon, then becoming southwest 15 to 20 knots early in the afternoon. Mostly sunny until late afternoon becoming partly cloudy. Waves 2 to 4 feet. .SATURDAY NIGHT...Southwest winds 15 to 20 knots increasing to 20 to 25 knots after midnight. Mostly cloudy. Waves 2 to 4 feet building to 3 to 5 feet in the late evening and overnight. Waves occasionally around 7 feet. .SUNDAY...Southwest winds 20 to 25 knots diminishing to 15 to 20 knots in the late morning and afternoon. Mostly cloudy until late afternoon becoming partly cloudy. Waves 2 to 4 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-281015- Port Austin to Harbor Beach MI- 1001 PM EDT Fri Mar 27 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 2 AM TO 10 AM EDT SATURDAY... .REST OF TONIGHT...Southwest winds 5 to 10 knots becoming northwest 15 to 20 knots after midnight. Partly cloudy. A slight chance of light snow showers after midnight. Waves 2 feet or less building to 3 to 5 feet after midnight. Waves occasionally around 7 feet. .SATURDAY...Northwest winds 15 to 20 knots becoming west 10 to 15 knots in the late morning and afternoon. Partly cloudy becoming mostly sunny in the late morning and early afternoon becoming partly cloudy. Waves 3 to 5 feet subsiding to 2 to 4 feet early in the afternoon. Waves occasionally around 7 feet. .SATURDAY NIGHT...Southwest winds 10 to 15 knots increasing to 15 to 20 knots after midnight. Mostly cloudy. Waves 1 to 3 feet building to 2 to 4 feet after midnight. .SUNDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots early in the afternoon. Mostly cloudy until late afternoon becoming partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the afternoon. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-281015- Harbor Beach to Port Sanilac MI- 1001 PM EDT Fri Mar 27 2026 .REST OF TONIGHT...West winds 5 to 10 knots becoming northwest 15 to 20 knots. Partly cloudy. A chance of light snow showers after midnight. Waves 2 feet or less building to 2 to 4 feet early in the morning. .SATURDAY...West winds 10 to 15 knots. Mostly sunny until late afternoon becoming partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .SATURDAY NIGHT...Southwest winds 10 to 15 knots increasing to 15 to 20 knots after midnight. Mostly cloudy. Waves 1 to 3 feet. .SUNDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots early in the afternoon. Mostly cloudy until late afternoon becoming partly cloudy. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-281015- Port Sanilac to Port Huron MI- 1001 PM EDT Fri Mar 27 2026 .REST OF TONIGHT...North winds 5 to 10 knots backing to the west after midnight, then becoming northwest 10 to 15 knots early in the morning. Partly cloudy. A chance of light snow showers after midnight. Waves 1 to 3 feet. .SATURDAY...Northwest winds 10 to 15 knots becoming west 5 to 10 knots early in the afternoon. Mostly sunny. Waves 1 to 3 feet. .SATURDAY NIGHT...Southwest winds 10 to 15 knots becoming south 15 to 20 knots in the late evening and overnight. Mostly cloudy. Waves 1 to 3 feet. .SUNDAY...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots early in the afternoon. Mostly cloudy until late afternoon becoming partly cloudy. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-281015- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 1001 PM EDT Fri Mar 27 2026 .REST OF TONIGHT...North winds 5 to 10 knots becoming northwest 10 to 15 knots early in the morning. Partly cloudy. Waves 2 feet or less. .SATURDAY...Northwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late morning and early afternoon, then backing to the southwest early in the afternoon. Sunny. Waves 2 feet or less. .SATURDAY NIGHT...Southwest winds 5 to 10 knots becoming south 10 to 15 knots in the late evening and overnight. Partly cloudy early in the evening becoming mostly cloudy. Waves 2 feet or less. .SUNDAY...Southwest winds 10 to 15 knots. Mostly cloudy until late afternoon becoming partly cloudy. Waves 1 to 3 feet. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 39 degrees. $$ MR You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes