FZUS53 KDTX 150819 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 419 AM EDT Wed Apr 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. LHZ422-151630- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 419 AM EDT Wed Apr 15 2026 .TODAY...Southwest winds 10 to 15 knots. 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...Southwest winds 10 to 15 knots becoming southeast 5 to 10 knots in the late evening and overnight. Mostly cloudy. A chance of showers in the evening. A chance of thunderstorms. Light showers likely after midnight. Waves 2 feet or less. .THURSDAY...Southeast winds 10 to 15 knots backing to the northwest early in the afternoon. Mostly cloudy with showers likely and a chance of thunderstorms. Waves 2 feet or less. .THURSDAY NIGHT...North winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Mostly cloudy with showers likely and a chance of thunderstorms early in the evening, then partly cloudy in the late evening and overnight. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-151630- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 419 AM EDT Wed Apr 15 2026 .TODAY...Southwest winds 10 to 15 knots. Mostly cloudy. A slight chance of showers in the morning, then showers likely and a slight chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall in the afternoon. Waves 2 feet or less. .TONIGHT...South winds 10 to 15 knots becoming southeast 5 to 10 knots in the late evening and early morning, then backing to the east after midnight. Mostly cloudy. Light showers likely and a chance of thunderstorms. Some thunderstorms may produce heavy rainfall until early morning. Some thunderstorms may produce heavy rainfall after midnight. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots becoming northeast 10 to 15 knots in the late morning and afternoon. Mostly cloudy. Light showers likely until late afternoon, then showers likely and a chance of thunderstorms early in the afternoon. Some thunderstorms may produce heavy rainfall early in the afternoon. Waves 2 feet or less. .THURSDAY NIGHT...North winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Mostly cloudy early in the evening becoming partly cloudy. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-151630- Port Austin to Harbor Beach MI- 419 AM EDT Wed Apr 15 2026 .TODAY...Southwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late morning and afternoon. 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...South winds 5 to 10 knots. Mostly cloudy. Light showers likely and a chance of thunderstorms until early morning, then showers likely and a slight chance of thunderstorms after midnight. Waves 2 feet or less. .THURSDAY...Southeast winds 5 to 10 knots backing to the northwest early in the afternoon. Mostly cloudy. Light showers likely until late afternoon, then showers likely and a chance of thunderstorms early in the afternoon. Waves 2 feet or less. .THURSDAY NIGHT...North winds 5 to 10 knots. Mostly cloudy. Rain showers likely early in the evening, then a chance of showers in the late evening and early morning. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-151630- Harbor Beach to Port Sanilac MI- 419 AM EDT Wed Apr 15 2026 .TODAY...Southwest winds 10 to 15 knots. Mostly cloudy. A chance of showers and a slight chance of thunderstorms in the morning, then showers likely and a chance of thunderstorms in the afternoon. Waves 1 to 3 feet. .TONIGHT...South winds 5 to 10 knots. Mostly cloudy. Light showers likely and a chance of thunderstorms until early morning, then showers likely and a slight chance of thunderstorms after midnight. Waves 2 feet or less. .THURSDAY...South winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and early afternoon, then becoming southwest 5 to 10 knots early in the afternoon. Light showers likely until late afternoon, then showers and a chance of thunderstorms early in the afternoon. Waves 2 feet or less. .THURSDAY NIGHT...Northwest winds 5 to 10 knots. Mostly cloudy. A chance of showers and thunderstorms early in the evening, then a chance of showers in the late evening and early morning. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-151630- Port Sanilac to Port Huron MI- 419 AM EDT Wed Apr 15 2026 .TODAY...Southwest winds 10 to 15 knots. A chance of showers and a slight chance of thunderstorms in the morning, then showers and a chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall. Waves 1 to 3 feet. .TONIGHT...Southwest winds 10 to 15 knots. Light showers likely and a chance of thunderstorms until early morning, then showers and a chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall. Waves 2 feet or less. .THURSDAY...Southwest winds 10 to 15 knots. Rain showers likely until late afternoon, then showers and a chance of thunderstorms early in the afternoon. Some thunderstorms may produce heavy rainfall early in the afternoon. Waves 2 feet or less. .THURSDAY NIGHT...West winds 10 to 15 knots becoming northwest 5 to 10 knots in the late evening and overnight. Mostly cloudy. A chance of showers and thunderstorms early in the evening, then a chance of showers in the late evening and early morning. Some thunderstorms may produce heavy rainfall early in the evening. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-151630- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 419 AM EDT Wed Apr 15 2026 .TODAY...Southwest winds 10 to 15 knots. Light showers likely and a slight chance of thunderstorms in the morning, then showers and a chance of thunderstorms in the afternoon. Some thunderstorms may produce heavy rainfall. Waves 1 to 3 feet. .TONIGHT...Southwest winds 10 to 15 knots. Light showers and a chance of thunderstorms. Some thunderstorms may produce heavy rainfall until early morning. Some thunderstorms may produce heavy rainfall after midnight. Waves 2 feet or less. .THURSDAY...Southwest winds 10 to 15 knots. Light showers likely until late afternoon, then showers and a chance of thunderstorms early in the afternoon. Some thunderstorms may produce heavy rainfall early in the afternoon. Waves 2 feet or less. .THURSDAY NIGHT...Southwest winds 10 to 15 knots becoming west 5 to 10 knots in the late evening and overnight. Partly cloudy. A chance of showers and thunderstorms early in the evening, then a chance of showers in the late evening and early morning. Some thunderstorms may produce heavy rainfall early in the evening. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 48 degrees. $$ SF You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes