FZUS53 KDTX 190800 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 400 AM EDT Fri Jun 19 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. LHZ422-191600- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 400 AM EDT Fri Jun 19 2026 .TODAY...West winds 10 to 15 knots increasing to 15 to 20 knots in the afternoon. Sunny. Scattered showers in the afternoon. Waves 1 to 3 feet. .TONIGHT...Northwest winds 15 to 20 knots becoming west 5 to 10 knots. Mostly clear. A slight chance of showers after midnight. Waves 1 to 3 feet. .SATURDAY...Southwest winds 5 to 10 knots. Partly cloudy until late afternoon, then a chance of showers and thunderstorms early in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...Northwest winds 5 to 10 knots. Partly cloudy early in the evening then clearing. Light showers likely and a chance of thunderstorms early in the evening. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-191600- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 400 AM EDT Fri Jun 19 2026 .TODAY...West winds 10 to 15 knots increasing to 15 to 20 knots late in the afternoon. Mostly sunny. Scattered sprinkles in the afternoon. Waves 1 to 3 feet. .TONIGHT...Northwest winds 15 to 20 knots becoming west 5 to 10 knots. Mostly clear. Waves 1 to 3 feet. .SATURDAY...Southwest winds 5 to 10 knots. Partly cloudy until late afternoon, then a chance of showers early in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...Northwest winds 5 to 10 knots. Mostly clear. A chance of showers early in the evening. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-191600- Port Austin to Harbor Beach MI- 400 AM EDT Fri Jun 19 2026 .TODAY...West winds 10 to 15 knots. Mostly sunny. Scattered sprinkles in the afternoon. Waves 1 to 3 feet. .TONIGHT...Northwest winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and early morning, then becoming west 5 to 10 knots after midnight. Mostly clear. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 10 knots backing to the southeast early in the afternoon. Partly cloudy. A chance of showers early in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...Light and variable winds becoming west 5 to 10 knots in the late evening and overnight. Mostly clear. A chance of showers early in the evening. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-191600- Harbor Beach to Port Sanilac MI- 400 AM EDT Fri Jun 19 2026 .TODAY...West winds 10 to 15 knots. Mostly sunny. Scattered showers in the afternoon. Waves 2 feet or less. .TONIGHT...Northwest winds 10 to 15 knots becoming west 5 to 10 knots in the late evening and overnight. Mostly clear. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 10 knots backing to the southeast early in the afternoon. Partly cloudy. A chance of showers in the late morning and afternoon. A chance of thunderstorms early in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...Light and variable winds. Partly cloudy. A chance of showers and thunderstorms early in the evening. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-191600- Port Sanilac to Port Huron MI- 400 AM EDT Fri Jun 19 2026 .TODAY...West winds 10 to 15 knots. Mostly sunny. Isolated showers in the afternoon. Waves 2 feet or less. .TONIGHT...Northwest winds 10 to 15 knots becoming west 5 to 10 knots in the late evening and overnight. Mostly clear. Waves 2 feet or less. .SATURDAY...Southwest winds 5 to 10 knots. Partly cloudy. A chance of showers in the late morning and afternoon. A chance of thunderstorms early in the afternoon. Waves 2 feet or less. .SATURDAY NIGHT...Light and variable winds becoming west 5 to 10 knots in the late evening and overnight. Partly cloudy. A chance of showers and thunderstorms early in the evening. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-191600- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 400 AM EDT Fri Jun 19 2026 .TODAY...West winds 10 to 15 knots increasing to 15 to 20 knots late in the afternoon. Sunny. Waves 2 feet or less. .TONIGHT...West winds 10 to 15 knots diminishing to 5 to 10 knots after midnight. Mostly clear. Waves 2 feet or less. .SATURDAY...West winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. Partly cloudy early in the morning then clearing. A chance of showers early in the morning. Waves 2 feet or less. .SATURDAY NIGHT...West winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Clear. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 64 degrees. $$ KGK You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes