FZUS53 KDTX 131355 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 955 AM EDT Mon Apr 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. LHZ422-132200- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 955 AM EDT Mon Apr 13 2026 .REST OF TODAY...Southwest winds 15 to 20 knots becoming west in the afternoon. Mostly cloudy late in the morning becoming mostly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the afternoon. .TONIGHT...Northeast winds 10 to 15 knots veering to the southeast after midnight. Partly cloudy early in the evening, then mostly cloudy with a chance of showers and thunderstorms in the late evening and early morning. Rain showers and a chance of thunderstorms after midnight. Patchy fog in the late evening and overnight. Waves 2 feet or less. .TUESDAY...South winds 15 to 20 knots becoming southwest 20 to 25 knots in the late morning and early afternoon, then diminishing to 15 to 20 knots early in the afternoon. Becoming partly cloudy early in the afternoon. Patchy fog early in the morning. Rain showers and a chance of thunderstorms early in the morning. A chance of showers in the late morning and afternoon. A chance of thunderstorms early in the afternoon. Waves 2 to 4 feet. .TUESDAY NIGHT...Southwest winds 15 to 20 knots diminishing to 10 to 15 knots in the late evening and overnight. Partly cloudy early in the evening. Rain showers and a chance of thunderstorms. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-132200- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 955 AM EDT Mon Apr 13 2026 .REST OF TODAY...Southwest winds 20 to 25 knots becoming west 10 to 15 knots. Mostly cloudy late in the morning becoming partly cloudy. Patchy fog. Waves 3 to 5 feet subsiding to 2 to 4 feet in the afternoon. .TONIGHT...Northeast winds 5 to 10 knots becoming southeast 10 to 15 knots in the late evening and overnight. Partly cloudy early in the evening, then mostly cloudy with a chance of showers and thunderstorms in the late evening and early morning. Rain showers and a chance of thunderstorms after midnight. Patchy fog. Waves 1 to 3 feet. .TUESDAY...Southwest winds 15 to 20 knots. Mostly cloudy until late afternoon becoming partly cloudy. Patchy fog until late afternoon. Light showers likely and a chance of thunderstorms early in the morning. A chance of showers in the late morning and early afternoon. Waves 2 to 4 feet. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Partly cloudy early in the evening becoming mostly cloudy. Light showers likely and a chance of thunderstorms. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-132200- Port Austin to Harbor Beach MI- 955 AM EDT Mon Apr 13 2026 .REST OF TODAY...West winds 15 to 20 knots diminishing to 10 to 15 knots late in the afternoon. Partly cloudy. Waves 3 to 5 feet subsiding to 2 to 4 feet in the afternoon. .TONIGHT...Northeast winds 5 to 10 knots veering to the southeast in the late evening and early morning, then increasing to 10 to 15 knots after midnight. Partly cloudy early in the evening. Patchy fog. A chance of showers and a slight chance of thunderstorms in the late evening and early morning. Rain showers and a chance of thunderstorms after midnight. Waves 2 feet or less. .TUESDAY...Southwest winds 15 to 20 knots. Mostly cloudy until late afternoon becoming partly cloudy. Patchy fog until late afternoon. Rain showers likely and a chance of thunderstorms early in the morning. A chance of showers in the late morning and early afternoon. Waves 1 to 3 feet building to 2 to 4 feet in the late morning and afternoon. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Partly cloudy early in the evening becoming mostly cloudy. Light showers likely and a chance of thunderstorms. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-132200- Harbor Beach to Port Sanilac MI- 955 AM EDT Mon Apr 13 2026 .REST OF TODAY...West winds 15 to 20 knots diminishing to 10 to 15 knots late in the afternoon. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the afternoon. .TONIGHT...North winds 5 to 10 knots veering to the east in the late evening and early morning, then becoming south 10 to 15 knots after midnight. Partly cloudy early in the evening. Patchy fog. A slight chance of showers and thunderstorms in the late evening and early morning. Rain showers and a chance of thunderstorms after midnight. Waves 2 feet or less. .TUESDAY...Southwest winds 15 to 20 knots. Becoming partly cloudy early in the afternoon. Patchy fog early in the morning. Rain showers and a chance of thunderstorms early in the morning, then showers likely in the late morning and early afternoon. A chance of showers and thunderstorms early in the afternoon. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and early morning, then increasing to 10 to 15 knots after midnight. Partly cloudy early in the evening. Rain showers likely in the evening. A chance of thunderstorms. Rain showers after midnight. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-132200- Port Sanilac to Port Huron MI- 955 AM EDT Mon Apr 13 2026 .REST OF TODAY...Southwest winds 20 to 25 knots becoming west 15 to 20 knots in the afternoon. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the afternoon. .TONIGHT...North winds 10 to 15 knots becoming east 5 to 10 knots in the late evening and early morning, then becoming south 10 to 15 knots after midnight. Partly cloudy early in the evening, then mostly cloudy with a chance of showers and a slight chance of thunderstorms in the late evening and early morning. Mostly cloudy with showers likely and a chance of thunderstorms after midnight. Patchy fog. Waves 2 feet or less. .TUESDAY...Southwest winds 15 to 20 knots. Mostly cloudy until late afternoon becoming partly cloudy. Patchy fog early in the morning. Rain showers likely and a chance of thunderstorms until late afternoon, then a chance of showers and thunderstorms early in the afternoon. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Partly cloudy until early morning. Light showers likely in the evening. A chance of thunderstorms. Rain showers after midnight. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-132200- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 955 AM EDT Mon Apr 13 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL NOON EDT TODAY... .REST OF TODAY...Southwest winds 15 to 20 knots. Gusts to 25 knots this morning. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the afternoon. .TONIGHT...Southwest winds 10 to 15 knots. Partly cloudy with a slight chance of showers and thunderstorms early in the evening, then mostly cloudy with a chance of showers and thunderstorms in the late evening and overnight. Waves 1 to 3 feet. .TUESDAY...Southwest winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Mostly cloudy with a chance of showers and a slight chance of thunderstorms until late afternoon, then partly cloudy with a chance of showers and thunderstorms early in the afternoon. Waves 1 to 3 feet. .TUESDAY NIGHT...Southwest winds 10 to 15 knots. Light showers and a chance of thunderstorms until early morning, then mostly cloudy with showers likely and a chance of thunderstorms after midnight. Waves 1 to 3 feet. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 48 degrees. $$ TF You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes