National Weather Service Marine Forecast FZUS53 KDTX

FZUS53 KDTX 171452
NSHDTX

Nearshore Marine Forecast for Michigan
National Weather Service Detroit/Pontiac MI
952 AM EST Sat Jan 17 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.

LHZ422-172300
Inner Saginaw Bay SW of Point Au Gres to Bay Port MI
952 AM EST Sat Jan 17 2026

REST OF TODAY
Southwest winds 15 to 20 knots increasing to 20 to 25 knots with gusts to 30 knots in the afternoon. Mostly cloudy with a slight chance of light snow showers.

TONIGHT
Southwest winds 20 to 25 knots with gusts to 30 knots diminishing to 15 to 20 knots after midnight. Mostly cloudy. Light snow showers likely early in the evening, then a chance of light snow showers in the late evening and early morning. A slight chance of light snow showers after midnight.

SUNDAY
Southwest winds 10 to 15 knots increasing to 15 to 20 knots in the late morning and afternoon. Mostly cloudy.

SUNDAY NIGHT
Southwest winds 20 to 25 knots diminishing to 15 to 20 knots after midnight. Mostly cloudy. A chance of light snow showers until early morning.

Waves omitted due to ice coverage.

See Lake Huron Open Lake Forecast for days 3 through 5.

LHZ421-172300
Outer Saginaw Bay SW of Alabaster to Port Austin MI to Inner Saginaw Bay
952 AM EST Sat Jan 17 2026

SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON THROUGH LATE TONIGHT

REST OF TODAY
Southwest winds 15 to 20 knots increasing to 20 to 25 knots with gusts to 30 knots in the afternoon. Mostly cloudy with a slight chance of light snow showers. Waves 3 to 5 feet. Waves occasionally around 7 feet.

TONIGHT
Southwest winds to 30 knots diminishing to 15 to 20 knots. Mostly cloudy. Light snow showers likely early in the evening, then a chance of light snow showers in the late evening and early morning. A slight chance of light snow showers after midnight. Waves 4 to 6 feet. Waves occasionally around 8 feet.

SUNDAY
Southwest winds 15 to 20 knots. Mostly cloudy. Waves 2 to 4 feet building to 3 to 5 feet early in the afternoon. Waves occasionally around 7 feet.

SUNDAY NIGHT
Southwest winds 20 to 25 knots diminishing to 15 to 20 knots after midnight. Mostly cloudy. A chance of light snow showers until early morning. Freezing spray. Waves 4 to 6 feet. Waves occasionally around 7 feet.

Wave heights are for ice free areas.

See Lake Huron Open Lake Forecast for days 3 through 5.

LHZ441-172300
Port Austin to Harbor Beach MI
952 AM EST Sat Jan 17 2026

SMALL CRAFT ADVISORY IN EFFECT FROM 1 PM EST THIS AFTERNOON THROUGH LATE TONIGHT

REST OF TODAY
Southwest winds 15 to 20 knots increasing to 20 to 25 knots with gusts to 30 knots in the afternoon. Mostly cloudy with a slight chance of light snow showers. Waves 2 to 4 feet building to 3 to 5 feet in the afternoon. Waves occasionally around 7 feet.

SUNDAY
Southwest winds 15 to 20 knots. Mostly cloudy. Waves 1 to 3 feet.

SUNDAY NIGHT
Southwest winds 20 to 25 knots diminishing to 15 to 20 knots after midnight. Mostly cloudy with a chance of light snow showers. Waves 3 to 5 feet. Waves occasionally around 7 feet.

Wave heights are for ice free areas.

See Lake Huron Open Lake Forecast for days 3 through 5.

LHZ442-172300
Harbor Beach to Port Sanilac MI
952 AM EST Sat Jan 17 2026

REST OF TODAY
Southwest winds 15 to 20 knots. Mostly cloudy late in the morning becoming partly cloudy. A slight chance of light snow showers. Waves 1 to 3 feet.

TONIGHT
Southwest winds 20 to 25 knots with gusts to 30 knots diminishing to 15 to 20 knots after midnight. Mostly cloudy. A chance of light snow showers until early morning, then a slight chance of light snow showers after midnight. Waves 1 to 3 feet.

SUNDAY
Southwest winds 15 to 20 knots diminishing to 10 to 15 knots in the late morning and early afternoon, then increasing to 15 to 20 knots early in the afternoon. Mostly cloudy. Waves 1 to 3 feet.

SUNDAY NIGHT
Southwest winds 15 to 20 knots. Mostly cloudy with a chance of light snow showers. Waves 1 to 3 feet building to 2 to 4 feet after midnight.

Wave heights are for ice free areas.

See Lake Huron Open Lake Forecast for days 3 through 5.

LHZ443-172300
Port Sanilac to Port Huron MI
952 AM EST Sat Jan 17 2026

REST OF TODAY
Southwest winds 15 to 20 knots. Mostly cloudy with a chance of light snow showers late in the morning, then partly cloudy with a slight chance of light snow showers in the afternoon. Waves 1 to 3 feet.

TONIGHT
Southwest winds 20 to 25 knots diminishing to 15 to 20 knots after midnight. Mostly cloudy. A chance of light snow showers early in the evening, then a slight chance of light snow showers in the late evening and overnight. Waves 1 to 3 feet.

SUNDAY NIGHT
Southwest winds 15 to 20 knots. Mostly cloudy with a chance of light snow showers. Waves 2 to 4 feet.

Wave heights are for ice free areas.

See Lake Huron Open Lake Forecast for days 3 through 5.

LEZ444-172300
Michigan Waters of Lake Erie from Detroit River to North Cape MI
952 AM EST Sat Jan 17 2026

REST OF TODAY
Southwest winds 15 to 20 knots. Mostly cloudy with a chance of light snow showers late in the morning, then mostly sunny with a slight chance of light snow showers in the afternoon.

TONIGHT
Southwest winds 15 to 20 knots. Mostly clear.

SUNDAY
Southwest winds 15 to 20 knots diminishing to 10 to 15 knots in the late morning and afternoon. Mostly cloudy.

SUNDAY NIGHT
Southwest winds 10 to 15 knots increasing to 15 to 20 knots after midnight. Mostly cloudy.

Waves omitted due to ice coverage.

See Lake Erie Open Lake Forecast for days 3 through 5.

The water temperature at Belle Isle is 32 degrees.

KGK

You can obtain your latest National Weather Service forecasts online a www.weather.gov/greatlakes

NDBC on Facebook

NOAA on LinkedIn

NDBC on Twitter