FZUS53 KDTX 082003 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 403 PM EDT Wed Apr 8 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. LHZ422-090415- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 403 PM EDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .TONIGHT...South winds 15 to 20 knots increasing to 20 to 25 knots with gusts to 30 knots in the late evening and overnight. Partly cloudy. Waves 2 to 4 feet. .THURSDAY...Southwest winds 20 to 25 knots with gusts to 30 knots. Mostly cloudy with a chance of light rain early in the morning, then mostly sunny in the late morning and afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY NIGHT...West winds 15 to 20 knots becoming north 5 to 10 knots in the late evening and early morning, then veering to the east after midnight. Partly cloudy until early morning, then rain after midnight. Waves 2 to 4 feet subsiding to 2 feet or less in the late evening and overnight. .FRIDAY...Northeast winds 5 to 10 knots. Mostly cloudy until late afternoon becoming partly cloudy. A chance of rain until late afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-090415- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 403 PM EDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .TONIGHT...South winds 15 to 20 knots increasing to 20 to 25 knots with gusts to 30 knots in the late evening and overnight. Partly cloudy. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY...Southwest winds 20 to 25 knots diminishing to 15 to 20 knots in the late morning and afternoon. Mostly cloudy with a chance of light rain early in the morning, then mostly sunny in the late morning and afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY NIGHT...West winds 15 to 20 knots becoming northeast 5 to 10 knots in the late evening and overnight. Partly cloudy until early morning, then mostly cloudy with rain likely after midnight. Waves 2 to 4 feet subsiding to 2 feet or less in the late evening and overnight. .FRIDAY...Northeast winds 5 to 10 knots. Mostly cloudy with a chance of light rain early in the morning, then mostly cloudy with a chance of light rain and snow in the late morning and early afternoon. Partly cloudy early in the afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-090415- Port Austin to Harbor Beach MI- 403 PM EDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .TONIGHT...South winds 15 to 20 knots. Gusts to 30 knots in the evening then Gusts to 30 knots early in the morning. Mostly clear. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY...Southwest winds 15 to 20 knots. Mostly cloudy with a chance of light rain until late afternoon, then mostly sunny early in the afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY NIGHT...Northwest winds 10 to 15 knots becoming northeast 5 to 10 knots in the late evening and overnight. Partly cloudy until early morning becoming mostly cloudy. Light rain likely after midnight. Waves 2 to 4 feet subsiding to 2 feet or less in the late evening and overnight. .FRIDAY...Northeast winds 5 to 10 knots backing to the north early in the afternoon. Mostly cloudy with light rain and snow likely early in the morning, then mostly cloudy with a chance of light rain in the late morning and early afternoon. Partly cloudy early in the afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-090415- Harbor Beach to Port Sanilac MI- 403 PM EDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .TONIGHT...South winds 15 to 20 knots. Mostly clear. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY...Southwest winds 15 to 20 knots. Mostly cloudy with a chance of light rain early in the morning, then mostly cloudy with light rain likely in the late morning and early afternoon. Mostly sunny early in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet early in the afternoon. Waves occasionally around 7 feet. .THURSDAY NIGHT...West winds 10 to 15 knots becoming northeast 5 to 10 knots in the late evening and overnight. Partly cloudy until early morning becoming mostly cloudy. Rain likely after midnight. Waves 2 feet or less. .FRIDAY...Northeast winds 5 to 10 knots. Mostly cloudy until late afternoon becoming partly cloudy. Rain likely until late afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-090415- Port Sanilac to Port Huron MI- 403 PM EDT Wed Apr 8 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH THURSDAY AFTERNOON... .TONIGHT...South winds 15 to 20 knots. Mostly clear. Waves 2 to 4 feet. .THURSDAY...Southwest winds 15 to 20 knots. Mostly cloudy until late afternoon then clearing. A slight chance of light rain early in the morning, then a chance of light rain in the late morning and early afternoon. A slight chance of light rain early in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet early in the afternoon. Waves occasionally around 7 feet. .THURSDAY NIGHT...West winds 10 to 15 knots becoming north 5 to 10 knots in the late evening and early morning, then veering to the northeast after midnight. Partly cloudy until early morning, then mostly cloudy with rain likely after midnight. Waves 2 feet or less. .FRIDAY...Northeast winds 5 to 10 knots. Becoming partly cloudy early in the afternoon. Rain until late afternoon. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-090415- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 403 PM EDT Wed Apr 8 2026 .TONIGHT...South winds 10 to 15 knots increasing to 15 to 20 knots early in the morning. Partly cloudy. Waves 1 to 3 feet. .THURSDAY...Southwest winds 15 to 20 knots. Partly cloudy. A chance of light rain in the late morning and early afternoon. A chance of light rain and a slight chance of thunderstorms early in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the afternoon. .THURSDAY NIGHT...West winds 10 to 15 knots becoming south 5 to 10 knots in the late evening and early morning, then backing to the east after midnight. Partly cloudy until early morning, then mostly cloudy with a chance of light rain after midnight. Waves 2 feet or less. .FRIDAY...South winds 5 to 10 knots veering to the northwest early in the afternoon. Rain until late afternoon, then a chance of light rain early in the afternoon. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 42 degrees. $$ KGK You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes