FZUS53 KDTX 251941 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 341 PM EDT Sat Apr 25 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. LHZ422-260345- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 341 PM EDT Sat Apr 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...Northeast winds 15 to 20 knots diminishing to 5 to 10 knots. Clear. Waves 3 to 5 feet subsiding to 1 to 3 feet in the late evening and overnight. .SUNDAY...Northeast winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. Mostly sunny early in the morning becoming partly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...East winds 10 to 15 knots. Mostly clear. Waves 2 feet or less. .MONDAY...Southeast winds 10 to 15 knots increasing to 20 to 25 knots. Partly cloudy. Waves 1 to 3 feet building to 3 to 5 feet early in the afternoon. Waves occasionally around 7 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-260345- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 341 PM EDT Sat Apr 25 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM EDT THIS EVENING... .TONIGHT...Northeast winds 15 to 20 knots diminishing to 5 to 10 knots. Clear. Waves 3 to 5 feet subsiding to 1 to 3 feet in the late evening and overnight. .SUNDAY...Northeast winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. Mostly sunny early in the morning becoming partly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...East winds 10 to 15 knots veering to the southeast after midnight. Mostly clear. Waves 2 feet or less. .MONDAY...Southeast winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Mostly sunny early in the morning becoming partly cloudy. Waves 1 to 3 feet building to 3 to 5 feet early in the afternoon. Waves occasionally around 7 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-260345- Port Austin to Harbor Beach MI- 341 PM EDT Sat Apr 25 2026 .TONIGHT...North winds 10 to 15 knots becoming northeast 5 to 10 knots after midnight. Clear. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. .SUNDAY...Northeast winds 5 to 10 knots. Mostly sunny early in the morning becoming partly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...East winds 5 to 10 knots veering to the southeast after midnight. Mostly clear. Waves 2 feet or less. .MONDAY...Southeast winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Mostly sunny until late afternoon becoming partly cloudy. Waves 1 to 3 feet building to 2 to 4 feet early in the afternoon. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-260345- Harbor Beach to Port Sanilac MI- 341 PM EDT Sat Apr 25 2026 .TONIGHT...North winds 10 to 15 knots becoming northeast 5 to 10 knots after midnight. Mostly clear. Waves 1 to 3 feet. .SUNDAY...Northeast winds 5 to 10 knots. Mostly sunny early in the morning becoming partly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...Northeast winds 5 to 10 knots veering to the east in the late evening and early morning, then becoming southeast 10 to 15 knots after midnight. Mostly clear. Waves 2 feet or less. .MONDAY...Southeast winds 10 to 15 knots increasing to 15 to 20 knots early in the afternoon. Mostly sunny until late afternoon becoming partly cloudy. Waves 1 to 3 feet building to 3 to 5 feet early in the afternoon. Waves occasionally around 7 feet. A Small Craft Advisory may be needed. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-260345- Port Sanilac to Port Huron MI- 341 PM EDT Sat Apr 25 2026 .TONIGHT...North winds 10 to 15 knots becoming northeast 5 to 10 knots after midnight. Mostly clear. Waves 1 to 3 feet. .SUNDAY...Northeast winds 5 to 10 knots. Mostly sunny early in the morning becoming partly cloudy. Waves 2 feet or less. .SUNDAY NIGHT...Northeast winds 5 to 10 knots becoming east 10 to 15 knots in the late evening and overnight. Mostly clear. Waves 2 feet or less. .MONDAY...Southeast winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Mostly sunny until late afternoon becoming partly cloudy. Waves 1 to 3 feet building to 3 to 5 feet early in the afternoon. Waves occasionally around 7 feet. A Small Craft Advisory may be needed. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-260345- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 341 PM EDT Sat Apr 25 2026 .TONIGHT...Northeast winds 10 to 15 knots diminishing to 5 to 10 knots in the late evening and overnight. Partly cloudy. Waves 2 feet or less. .SUNDAY...East winds 10 to 15 knots. Partly cloudy until late afternoon becoming mostly sunny. Waves 2 feet or less. .SUNDAY NIGHT...East winds 10 to 15 knots. Mostly clear. Waves 1 to 3 feet. .MONDAY...East winds 10 to 15 knots increasing to 15 to 20 knots early in the afternoon. Mostly sunny early in the morning becoming partly cloudy. Waves 1 to 3 feet. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 52 degrees. $$ KDK You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes