FZUS53 KDTX 221938 NSHDTX Nearshore Marine Forecast for Michigan National Weather Service Detroit/Pontiac MI 338 PM EDT Wed Apr 22 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. LHZ422-230345- Inner Saginaw Bay SW of Point Au Gres to Bay Port MI- 338 PM EDT Wed Apr 22 2026 .TONIGHT...Northeast winds 10 to 15 knots becoming east 5 to 10 knots in the late evening and overnight. Clear. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots becoming northeast 10 to 15 knots early in the afternoon. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Northeast winds 10 to 15 knots veering to the southeast in the late evening and overnight. Partly cloudy. Waves 2 feet or less. .FRIDAY...Southeast winds 10 to 15 knots. Partly cloudy until late afternoon becoming mostly cloudy. Light showers likely early in the afternoon. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ421-230345- Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay- 338 PM EDT Wed Apr 22 2026 .TONIGHT...East winds 5 to 10 knots. Clear. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots becoming northeast 10 to 15 knots early in the afternoon. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...East winds 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet. .FRIDAY...East winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Partly cloudy until late afternoon becoming mostly cloudy. A chance of showers early in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet early in the afternoon. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ441-230345- Port Austin to Harbor Beach MI- 338 PM EDT Wed Apr 22 2026 .TONIGHT...Northeast winds 5 to 10 knots early in the evening becoming light and variable. Clear. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots increasing to 10 to 15 knots early in the afternoon. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Southeast winds 10 to 15 knots. Partly cloudy. Waves 1 to 3 feet. .FRIDAY...Southeast winds 10 to 15 knots. Partly cloudy. A chance of showers early in the afternoon. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ442-230345- Harbor Beach to Port Sanilac MI- 338 PM EDT Wed Apr 22 2026 .TONIGHT...North winds 5 to 10 knots in the evening becoming light and variable. Clear. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Southeast winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Partly cloudy. Waves 2 feet or less. .FRIDAY...Southeast winds 10 to 15 knots. Partly cloudy. A chance of showers early in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet in the late morning and afternoon. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LHZ443-230345- Port Sanilac to Port Huron MI- 338 PM EDT Wed Apr 22 2026 .TONIGHT...North winds 5 to 10 knots until early morning becoming light and variable. Clear. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Southeast winds 5 to 10 knots increasing to 10 to 15 knots after midnight. Mostly clear. Waves 2 feet or less. .FRIDAY...Southeast winds 10 to 15 knots. Partly cloudy. A chance of showers early in the afternoon. Waves 1 to 3 feet. See Lake Huron Open Lake Forecast for days 3 through 5. $$ LEZ444-230345- Michigan Waters of Lake Erie from Detroit River to North Cape MI- 338 PM EDT Wed Apr 22 2026 .TONIGHT...East winds 5 to 10 knots backing to the northeast after midnight. Mostly clear. A slight chance of showers and thunderstorms in the evening. Waves 2 feet or less. .THURSDAY...East winds 5 to 10 knots. Mostly sunny. Waves 2 feet or less. .THURSDAY NIGHT...Southeast winds 5 to 10 knots. Mostly clear. Waves 2 feet or less. .FRIDAY...Southeast winds 5 to 10 knots increasing to 10 to 15 knots in the late morning and afternoon. Mostly sunny early in the morning becoming partly cloudy. A chance of showers early in the afternoon. Waves 2 feet or less. See Lake Erie Open Lake Forecast for days 3 through 5. The water temperature at Belle Isle is 49 degrees. $$ KDK You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes