FZUS53 KDTX 150720 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 320 AM EDT Mon Jun 15 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. LHZ422-151530- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 320 AM EDT Mon Jun 15 2026 .TODAY...West winds 10 to 15 knots. Mostly sunny. Waves 2 feet or less. .TONIGHT...Southwest winds 10 to 15 knots. Mostly clear. Waves 1 to 3 feet. .TUESDAY...Southwest winds 10 to 15 knots increasing to 20 to 25 knots early in the afternoon. Mostly sunny with a chance of showers until late afternoon, then partly cloudy with a chance of showers and thunderstorms early in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet early in the afternoon. A Small Craft Advisory may be needed. .TUESDAY NIGHT...Southwest winds 15 to 20 knots. Mostly cloudy early in the evening becoming partly cloudy. A chance of thunderstorms early in the evening. A chance of showers until early morning. Waves 2 to 4 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-151530- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 320 AM EDT Mon Jun 15 2026 .TODAY...Southwest winds 10 to 15 knots. Mostly sunny. Waves 1 to 3 feet. .TONIGHT...Southwest winds 10 to 15 knots. Mostly clear. Waves 1 to 3 feet. .TUESDAY...Southwest winds 10 to 15 knots increasing to 20 to 25 knots with gusts to 30 knots early in the afternoon. Mostly sunny. A chance of showers in the late morning and afternoon. A chance of thunderstorms early in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet early in the afternoon. A Small Craft Advisory may be needed. .TUESDAY NIGHT...Southwest winds 15 to 20 knots. Gusts to 30 knots early in the evening. Mostly cloudy early in the evening becoming partly cloudy. A chance of thunderstorms early in the evening. A chance of showers until early morning. Waves 2 to 4 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-151530- Port Austin to Harbor Beach MI- 320 AM EDT Mon Jun 15 2026 .TODAY...West winds 10 to 15 knots backing to the southwest in the afternoon. Mostly sunny. Waves 1 to 3 feet. .TONIGHT...Southwest winds 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet. .TUESDAY...Southwest winds 10 to 15 knots increasing to 15 to 20 knots early in the afternoon. Mostly sunny until late afternoon becoming partly cloudy. A chance of showers in the late morning and afternoon. A chance of thunderstorms early in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet early in the afternoon. .TUESDAY NIGHT...South winds 15 to 20 knots diminishing to 10 to 15 knots in the late evening and overnight. Mostly cloudy until early morning becoming partly cloudy. A chance of thunderstorms early in the evening. Light showers likely until early morning. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-151530- Harbor Beach to Port Sanilac MI- 320 AM EDT Mon Jun 15 2026 .TODAY...West winds 10 to 15 knots becoming northwest 5 to 10 knots late in the morning, then backing to the southwest in the afternoon. Mostly sunny. Waves 2 feet or less. .TONIGHT...Southwest winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and overnight. Partly cloudy. Waves 2 feet or less. .TUESDAY...Southwest winds 10 to 15 knots. Partly cloudy becoming mostly sunny in the late morning and early afternoon becoming partly cloudy. A chance of showers until late afternoon, then a chance of showers and thunderstorms early in the afternoon. Waves 2 feet or less. .TUESDAY NIGHT...South winds 10 to 15 knots. Mostly cloudy until early morning becoming partly cloudy. A chance of thunderstorms early in the evening. Light showers likely until early morning, then a chance of showers after midnight. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-151530- Port Sanilac to Port Huron MI- 320 AM EDT Mon Jun 15 2026 .TODAY...West winds 10 to 15 knots diminishing to 5 to 10 knots in the late morning and afternoon. Sunny in the morning becoming partly cloudy. Waves 2 feet or less. .TONIGHT...Southwest winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Partly cloudy. Waves 2 feet or less. .TUESDAY...Southwest winds 10 to 15 knots. Partly cloudy becoming mostly sunny in the late morning and early afternoon becoming 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. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Mostly cloudy until early morning becoming partly cloudy. A chance of thunderstorms early in the evening. Light showers likely until early morning, then a chance of showers after midnight. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-151530- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 320 AM EDT Mon Jun 15 2026 .TODAY...Northwest winds 10 to 15 knots becoming west 5 to 10 knots in the late morning and afternoon. Sunny in the morning becoming partly cloudy. Waves 2 feet or less. .TONIGHT...West winds 10 to 15 knots. Partly cloudy. Waves 2 feet or less. .TUESDAY...Southwest winds 15 to 20 knots. Mostly sunny until late afternoon becoming partly cloudy. A chance of showers and thunderstorms early in the afternoon. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 15 to 20 knots. Partly cloudy. Light showers likely and a chance of thunderstorms until early morning, then a chance of showers after midnight. Waves 1 to 3 feet. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 68 degrees. $$ SC You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes