FZUS53 KDTX 131947 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 347 PM EDT Sat Jun 13 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. LHZ422-140400- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 347 PM EDT Sat Jun 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...Southwest winds 20 to 25 knots with gusts to 30 knots diminishing to 15 to 20 knots this evening, then becoming northwest 10 to 15 knots after midnight veering to the northeast early in the morning. Partly cloudy in the evening becoming mostly cloudy. A chance of showers and thunderstorms. Waves 3 to 5 feet subsiding to 1 to 3 feet after midnight. Waves occasionally around 7 feet. .SUNDAY...Northeast winds 10 to 15 knots becoming north 5 to 10 knots in the late morning and early afternoon, then becoming west 20 to 25 knots early in the afternoon. Light showers and a slight chance of thunderstorms early in the morning, then mostly cloudy with a chance of showers in the late morning and early afternoon. Partly cloudy early in the afternoon. Waves 1 to 3 feet. .SUNDAY NIGHT...Northwest winds 20 to 25 knots with gusts to 30 knots becoming west 15 to 20 knots in the late evening and overnight. Clear. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. .MONDAY...Southwest winds 15 to 20 knots. Sunny. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-140400- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 347 PM EDT Sat Jun 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...Southwest winds 20 to 25 knots with gusts to 30 knots becoming west 15 to 20 knots this evening, then becoming northeast 10 to 15 knots after midnight. Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with showers likely and a chance of thunderstorms after midnight. Waves 3 to 5 feet subsiding to 1 to 3 feet after midnight. Waves occasionally around 7 feet. .SUNDAY...Northeast winds 10 to 15 knots becoming northwest 5 to 10 knots in the late morning and early afternoon, then becoming west 15 to 20 knots early in the afternoon. Light showers and a slight chance of thunderstorms early in the morning, then mostly cloudy with a chance of showers in the late morning and early afternoon. Partly cloudy early in the afternoon. Waves 2 feet or less. .SUNDAY NIGHT...Northwest winds 20 to 25 knots becoming west 15 to 20 knots in the late evening and overnight. Clear. Waves 2 to 4 feet. .MONDAY...Southwest winds 15 to 20 knots. Sunny. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-140400- Port Austin to Harbor Beach MI- 347 PM EDT Sat Jun 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...Southwest winds 20 to 25 knots with gusts to 30 knots becoming west 15 to 20 knots this evening, then becoming north 10 to 15 knots after midnight diminishing to 5 to 10 knots early in the morning. Partly cloudy with a chance of showers and thunderstorms in the evening, then mostly cloudy with showers likely and a chance of thunderstorms after midnight. Waves 3 to 5 feet subsiding to 1 to 3 feet after midnight. Waves occasionally around 7 feet. .SUNDAY...North winds 5 to 10 knots backing to the northwest early in the afternoon. Rain showers and a slight chance of thunderstorms early in the morning, then partly cloudy with a chance of showers in the late morning and early afternoon. Partly cloudy early in the afternoon. Waves 2 feet or less. .SUNDAY NIGHT...Northwest winds 10 to 15 knots backing to the west after midnight. Mostly clear. Waves 1 to 3 feet. .MONDAY...Southwest winds 10 to 15 knots increasing to 15 to 20 knots early in the afternoon. Sunny. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-140400- Harbor Beach to Port Sanilac MI- 347 PM EDT Sat Jun 13 2026 .TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots this evening, then veering to the northwest after midnight becoming north 5 to 10 knots early in the morning. Partly cloudy with a slight chance of showers and thunderstorms in the evening, then mostly cloudy with showers likely and a chance of thunderstorms after midnight. Waves 1 to 3 feet. .SUNDAY...North winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon, then diminishing to 5 to 10 knots early in the afternoon. Mostly cloudy until late afternoon becoming partly cloudy. Rain showers likely in the morning. A slight chance of thunderstorms. A chance of showers in the afternoon. Waves 2 feet or less. .SUNDAY NIGHT...North winds 5 to 10 knots backing to the northwest in the late evening and early morning, then becoming west 10 to 15 knots after midnight. Mostly clear. Waves 2 feet or less. .MONDAY...West winds 10 to 15 knots. Sunny. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-140400- Port Sanilac to Port Huron MI- 347 PM EDT Sat Jun 13 2026 .TONIGHT...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots in the late evening and early morning, then becoming north 5 to 10 knots early in the morning. Partly cloudy in the evening, then mostly cloudy with showers likely and a slight chance of thunderstorms after midnight. Waves 1 to 3 feet. .SUNDAY...North winds 10 to 15 knots. Becoming partly cloudy early in the afternoon. Rain showers and a slight chance of thunderstorms until late afternoon, then a chance of showers early in the afternoon. Waves 1 to 3 feet. .SUNDAY NIGHT...North winds 10 to 15 knots becoming northwest 5 to 10 knots in the late evening and early morning, then becoming west 10 to 15 knots after midnight. Partly cloudy until early morning then clearing. Waves 2 feet or less. .MONDAY...West winds 10 to 15 knots. Mostly sunny. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-140400- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 347 PM EDT Sat Jun 13 2026 .TONIGHT...Southwest winds 10 to 15 knots diminishing to 5 to 10 knots this evening, then increasing to 10 to 15 knots after midnight. Partly cloudy. A chance of showers and a slight chance of thunderstorms after midnight. Waves 2 feet or less. .SUNDAY...West winds 10 to 15 knots becoming northwest 15 to 20 knots early in the afternoon. Becoming partly cloudy early in the afternoon. Light showers and a chance of thunderstorms. Waves 2 feet or less. .SUNDAY NIGHT...Northwest winds 15 to 20 knots diminishing to 10 to 15 knots in the late evening and overnight. Mostly clear. Waves 2 feet or less. .MONDAY...West winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. Mostly sunny. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 72 degrees. $$ KGK You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes