Nearshore Marine Forecast
Issued by NWS Detroit/Pontiac, MI
Issued by NWS Detroit/Pontiac, MI
224 FZUS53 KDTX 101414 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 914 AM EST Wed Dec 10 2025 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. LHZ422-102215- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 914 AM EST Wed Dec 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...Northeast winds 10 to 15 knots becoming north 20 to 25 knots with gusts to 30 knots in the late morning and afternoon. Snow in the morning, then a chance of light snow in the afternoon. Waves 2 to 4 feet. .TONIGHT...Northwest winds 20 to 25 knots with gusts to 30 knots diminishing to 15 to 20 knots in the late evening and overnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. .THURSDAY...West winds 15 to 20 knots. Partly cloudy early in the morning becoming mostly cloudy. Waves 1 to 3 feet. .THURSDAY NIGHT...West winds 10 to 15 knots. Partly cloudy. Waves 2 feet or less. Wave heights are for ice free areas. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-102215- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 914 AM EST Wed Dec 10 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast winds 20 to 25 knots with gusts to 30 knots becoming north to 30 knots with gusts to 35 knot gales in the afternoon. Mostly cloudy. Light snow likely in the morning, then a chance of light freezing rain and snow in the afternoon. Waves 3 to 5 feet building to 8 to 12 feet. Waves occasionally around 15 feet. .TONIGHT...Northwest winds to 30 knots diminishing to 20 to 25 knots with gusts to 30 knots in the late evening and early morning, then increasing to 30 knots after midnight. Partly cloudy with a slight chance of light snow. Waves 8 to 12 feet. Waves occasionally around 15 feet. .THURSDAY...Northwest winds 20 to 25 knots becoming west 15 to 20 knots early in the afternoon. Partly cloudy until late afternoon becoming mostly cloudy. Waves 5 to 7 feet. Waves occasionally around 10 feet. .THURSDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Partly cloudy. Waves 3 to 5 feet subsiding to 2 to 4 feet after midnight. Waves occasionally around 7 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-102215- Port Austin to Harbor Beach MI- 914 AM EST Wed Dec 10 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... .TODAY...Northeast winds to 30 knots backing to the north with gusts to 35 knot gales in the afternoon. Light snow and a slight chance of light rain in the morning, then light snow likely and a slight chance of light freezing rain in the afternoon. Waves 2 to 4 feet building to 8 to 12 feet. Waves occasionally around 15 feet. .TONIGHT...Northwest winds to 30 knots diminishing to 20 to 25 knots in the late evening and early morning, then increasing to 30 knots after midnight. Gusts to 35 knot gales. Mostly cloudy with a chance of light snow. Waves 8 to 12 feet. Waves occasionally around 15 feet. .THURSDAY...Northwest winds to 30 knots becoming west 15 to 20 knots. Mostly cloudy. A chance of light snow in the late morning and afternoon. Waves 6 to 9 feet. Waves occasionally around 12 feet. .THURSDAY NIGHT...Northwest winds 20 to 25 knots becoming west 10 to 15 knots. Mostly cloudy early in the evening becoming partly cloudy. Waves 3 to 5 feet. Waves occasionally around 6 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-102215- Harbor Beach to Port Sanilac MI- 914 AM EST Wed Dec 10 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... .TODAY...Southeast winds 10 to 15 knots becoming north to 30 knots with gusts to 35 knot gales in the late morning and afternoon. Light snow and a slight chance of light rain. Waves 1 to 3 feet building to 6 to 9 feet. Waves occasionally around 12 feet. .TONIGHT...Northwest winds to 30 knots diminishing to 20 to 25 knots in the late evening and overnight. Gusts to 35 knot gales. Mostly cloudy early in the evening becoming partly cloudy. A chance of light snow. Waves 8 to 12 feet. Waves occasionally around 15 feet. .THURSDAY...Northwest winds 20 to 25 knots becoming west 15 to 20 knots early in the afternoon. Partly cloudy with a chance of light snow. Waves 5 to 7 feet. Waves occasionally around 10 feet. .THURSDAY NIGHT...West winds 15 to 20 knots. Partly cloudy. Waves 2 to 4 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-102215- Port Sanilac to Port Huron MI- 914 AM EST Wed Dec 10 2025 ...GALE WARNING IN EFFECT THROUGH THIS EVENING... .TODAY...Southwest winds 15 to 20 knots veering to the west late in the morning, then becoming north to 30 knots with gusts to 35 knot gales in the afternoon. Light rain and light snow. Waves 1 to 3 feet building to 6 to 9 feet. Waves occasionally around 12 feet. .TONIGHT...Northwest winds to 30 knots with gusts to 35 knot gales diminishing to 20 to 25 knots with gusts to 30 knots in the late evening and early morning, then increasing to 30 knots after midnight. Mostly cloudy early in the evening becoming partly cloudy. A chance of light snow until early morning, then a slight chance of light snow after midnight. Waves 6 to 9 feet. Waves occasionally around 12 feet. .THURSDAY...Northwest winds 20 to 25 knots becoming west 15 to 20 knots early in the afternoon. Mostly sunny early in the morning becoming partly cloudy. A chance of light snow in the late morning and afternoon. Waves 3 to 5 feet. Waves occasionally around 7 feet. .THURSDAY NIGHT...West winds 15 to 20 knots diminishing to 10 to 15 knots after midnight. Partly cloudy. 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. $$ LEZ444-102215- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 914 AM EST Wed Dec 10 2025 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TODAY...Southwest winds 15 to 20 knots with gusts to 30 knots becoming northwest 20 to 25 knots with gusts to 30 knots late in the afternoon. Light rain likely in the morning, then light rain with light snow likely in the afternoon. Waves 3 to 5 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally around 7 feet. .TONIGHT...Northwest winds 20 to 25 knots with gusts to 30 knots diminishing to 15 to 20 knots after midnight. Mostly cloudy early in the evening becoming partly cloudy. A slight chance of light snow early in the evening. Waves 1 to 3 feet. .THURSDAY...West winds 15 to 20 knots. Mostly sunny until late afternoon becoming partly cloudy. Waves 1 to 3 feet. .THURSDAY NIGHT...West winds 15 to 20 knots diminishing to 5 to 10 knots. Mostly cloudy. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 32 degrees. $$ SC You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes