FZUS53 KDTX 200805 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 405 AM EDT Sat Jun 20 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. LHZ422-201615- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 405 AM EDT Sat Jun 20 2026 .TODAY...Southwest winds 5 to 10 knots. Mostly cloudy. A chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Waves 2 feet or less. .TONIGHT...Northwest winds 5 to 10 knots. Partly cloudy. A chance of showers and thunderstorms early in the evening. Waves 2 feet or less. .SUNDAY...Northwest winds 5 to 10 knots early in the morning becoming light and variable, then becoming east 5 to 10 knots early in the afternoon. Partly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...East winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and overnight. Mostly cloudy. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-201615- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 405 AM EDT Sat Jun 20 2026 .TODAY...Southwest winds 5 to 10 knots in the morning becoming light and variable, then becoming south 5 to 10 knots late in the afternoon. Mostly cloudy. A slight chance of showers in the morning, then a chance of showers and thunderstorms in the afternoon. Waves 2 feet or less. .TONIGHT...Northwest winds 5 to 10 knots. Partly cloudy. A chance of showers and thunderstorms early in the evening. Waves 2 feet or less. .SUNDAY...Northwest winds 5 to 10 knots early in the morning becoming light and variable, then becoming southeast 5 to 10 knots early in the afternoon. Mostly sunny until late afternoon becoming partly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...East winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and overnight. Mostly cloudy. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-201615- Port Austin to Harbor Beach MI- 405 AM EDT Sat Jun 20 2026 .TODAY...West winds 5 to 10 knots in the morning becoming light and variable. Mostly cloudy. A slight chance of showers in the morning, then a chance of showers and a slight chance of thunderstorms in the afternoon. Waves 2 feet or less. .TONIGHT...Light and variable winds becoming northwest 5 to 10 knots after midnight. Partly cloudy. A slight chance of showers and thunderstorms early in the evening. Waves 2 feet or less. .SUNDAY...Northwest winds 5 to 10 knots early in the morning becoming light and variable, then becoming east 5 to 10 knots early in the afternoon. Mostly sunny until late afternoon becoming partly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...East winds 5 to 10 knots. Mostly cloudy. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-201615- Harbor Beach to Port Sanilac MI- 405 AM EDT Sat Jun 20 2026 .TODAY...West winds 5 to 10 knots in the morning becoming light and variable. Cloudy with a chance of showers in the morning, then partly cloudy with a chance of showers and thunderstorms in the afternoon. Waves 2 feet or less. .TONIGHT...Light and variable winds. Partly cloudy. A chance of showers and a slight chance of thunderstorms early in the evening. Waves 2 feet or less. .SUNDAY...Light and variable winds becoming northeast 5 to 10 knots in the late morning and afternoon. Mostly sunny until late afternoon becoming mostly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...East winds 5 to 10 knots. Cloudy with a chance of showers. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-201615- Port Sanilac to Port Huron MI- 405 AM EDT Sat Jun 20 2026 .TODAY...West winds 5 to 10 knots backing to the south early in the afternoon, then backing to the northeast late in the afternoon. Mostly cloudy. A chance of showers in the morning, then showers likely and a chance of thunderstorms in the afternoon. Waves 2 feet or less. .TONIGHT...North winds 5 to 10 knots early in the evening becoming light and variable, then becoming northwest 5 to 10 knots after midnight. Partly cloudy. Light showers likely and a chance of thunderstorms early in the evening. Waves 2 feet or less. .SUNDAY...Light and variable winds becoming northeast 5 to 10 knots in the late morning and afternoon. Partly cloudy until late afternoon becoming mostly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...East winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Cloudy with a chance of showers. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-201615- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 405 AM EDT Sat Jun 20 2026 .TODAY...Southwest winds 5 to 10 knots becoming west 10 to 15 knots in the late morning and afternoon. Partly cloudy with a slight chance of showers and thunderstorms in the morning, then mostly sunny in the afternoon. Waves 2 feet or less. .TONIGHT...West winds 10 to 15 knots becoming northwest 5 to 10 knots in the late evening and overnight. Clear. Waves 2 feet or less. .SUNDAY...Northwest winds 5 to 10 knots early in the morning becoming light and variable, then becoming southeast 5 to 10 knots early in the afternoon. Mostly sunny becoming partly cloudy in the late morning and early afternoon becoming mostly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...Southeast winds 10 to 15 knots becoming east 20 to 25 knots. Showers. Waves 1 to 3 feet building to 3 to 5 feet after midnight. Waves occasionally around 7 feet. A Small Craft Advisory may be needed. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 65 degrees. $$ BT You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes