FZUS53 KDTX 140715 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 315 AM EDT Tue Apr 14 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. LHZ422-141515- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 315 AM EDT Tue Apr 14 2026 ...SEVERE THUNDERSTORM WATCH 107 IN EFFECT UNTIL 5 AM EDT EARLY THIS MORNING... .TODAY...Southwest winds 15 to 20 knots veering to the west early in the afternoon, then veering to the northeast late in the afternoon. Patchy fog in the morning. Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly cloudy in the afternoon. Waves 2 to 4 feet. .TONIGHT...Northeast winds 10 to 15 knots veering to the south after midnight. Partly cloudy with a slight chance of showers and thunderstorms early in the evening, then showers and a chance of thunderstorms in the late evening and overnight. Waves 1 to 3 feet. .WEDNESDAY...Southwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late morning and early afternoon, then increasing to 10 to 15 knots early in the afternoon. Mostly cloudy. A chance of showers until late afternoon. Light showers likely and a chance of thunderstorms early in the afternoon. Waves 2 feet or less. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots. Rain showers and a chance of thunderstorms until early morning, then showers likely after midnight. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-141515- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 315 AM EDT Tue Apr 14 2026 ...SEVERE THUNDERSTORM WATCH 107 IN EFFECT UNTIL 5 AM EDT EARLY THIS MORNING... .TODAY...South winds 15 to 20 knots veering to the west in the late morning and early afternoon, then becoming northeast 10 to 15 knots late in the afternoon. Patchy fog in the morning. Rain showers and a chance of thunderstorms in the morning, then partly cloudy in the afternoon. Waves 2 to 4 feet. .TONIGHT...East winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and early morning, then veering to the south after midnight. Partly cloudy early in the evening. Rain showers and a chance of thunderstorms. Waves 1 to 3 feet. .WEDNESDAY...Southwest winds 5 to 10 knots. Mostly cloudy. A chance of showers until late afternoon, then showers likely and a chance of thunderstorms early in the afternoon. Waves 2 feet or less. .WEDNESDAY NIGHT...South winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and overnight. Mostly cloudy. Rain showers likely and a chance of thunderstorms until early morning, then showers likely after midnight. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-141515- Port Austin to Harbor Beach MI- 315 AM EDT Tue Apr 14 2026 ...SEVERE THUNDERSTORM WATCH 107 IN EFFECT UNTIL 5 AM EDT EARLY THIS MORNING... .TODAY...South winds 10 to 15 knots becoming west 15 to 20 knots in the late morning and early afternoon, then becoming north 10 to 15 knots late in the afternoon. Patchy fog in the morning. Rain showers and a chance of thunderstorms in the morning, then partly cloudy in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet in the afternoon. .TONIGHT...East winds 5 to 10 knots veering to the south after midnight. Mostly cloudy. Rain showers likely and a chance of thunderstorms in the late evening and early morning. A chance of showers and thunderstorms after midnight. Locally heavy rainfall possible in the late evening and early morning. Waves 2 feet or less. .WEDNESDAY...Southwest winds 5 to 10 knots. Mostly cloudy. A chance of showers until late afternoon. Light showers likely and a chance of thunderstorms early in the afternoon. Waves 2 feet or less. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Mostly cloudy. Rain showers likely and a chance of thunderstorms until early morning, then showers likely after midnight. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-141515- Harbor Beach to Port Sanilac MI- 315 AM EDT Tue Apr 14 2026 ...SEVERE THUNDERSTORM WATCH 107 IN EFFECT UNTIL 5 AM EDT EARLY THIS MORNING... .TODAY...Southwest winds 15 to 20 knots veering to the west early in the afternoon, then becoming northwest 10 to 15 knots late in the afternoon. Patchy dense fog in the morning. Rain showers and a chance of thunderstorms in the morning, then partly cloudy in the afternoon. Waves 1 to 3 feet. .TONIGHT...East winds 10 to 15 knots becoming southeast 5 to 10 knots in the late evening and early morning, then becoming south 10 to 15 knots after midnight. Partly cloudy early in the evening. A chance of showers and thunderstorms in the late evening and early morning. Rain showers and a chance of thunderstorms after midnight. Waves 2 feet or less. .WEDNESDAY...Southwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late morning and afternoon. Mostly cloudy. A chance of thunderstorms early in the morning. A chance of showers until late afternoon, then showers likely and a chance of thunderstorms early in the afternoon. Waves 2 feet or less. .WEDNESDAY NIGHT...South winds 5 to 10 knots. Rain showers and a chance of thunderstorms until early morning, then showers after midnight. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-141515- Port Sanilac to Port Huron MI- 315 AM EDT Tue Apr 14 2026 ...SEVERE THUNDERSTORM WATCH 107 IN EFFECT UNTIL 5 AM EDT EARLY THIS MORNING... .TODAY...Southwest winds 15 to 20 knots veering to the west in the afternoon. Patchy fog in the morning. Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly cloudy in the afternoon. Waves 1 to 3 feet. .TONIGHT...North winds 10 to 15 knots veering to the south in the late evening and overnight. Partly cloudy early in the evening. A chance of thunderstorms and a slight chance of showers in the late evening and early morning. Rain showers and a chance of thunderstorms after midnight. Locally heavy rainfall possible in the late evening and early morning. Waves 2 feet or less. .WEDNESDAY...Southwest winds 10 to 15 knots diminishing to 5 to 10 knots early in the afternoon. A chance of thunderstorms early in the morning. A chance of showers until late afternoon, then showers and a chance of thunderstorms early in the afternoon. Waves 2 feet or less. .WEDNESDAY NIGHT...Southwest winds 5 to 10 knots increasing to 10 to 15 knots in the late evening and overnight. Light showers and a chance of thunderstorms until early morning, then showers after midnight. Waves 2 feet or less. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-141515- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 315 AM EDT Tue Apr 14 2026 .TODAY...Southwest winds 15 to 20 knots. Mostly cloudy with a chance of showers and thunderstorms in the morning, then partly cloudy in the afternoon. Waves 1 to 3 feet. .TONIGHT...Southwest winds 10 to 15 knots. Partly cloudy until early morning becoming mostly cloudy. A chance of showers in the evening. A chance of thunderstorms. Rain showers likely after midnight. Waves 1 to 3 feet. .WEDNESDAY...Southwest winds 10 to 15 knots. Rain showers likely and a chance of thunderstorms until late afternoon, then showers and a chance of thunderstorms early in the afternoon. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Southwest winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Light showers and a chance of thunderstorms until early morning, then a chance of showers after midnight. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 48 degrees. $$ DRK You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes