445
FZUS53 KDTX 151940
NSHDTX
NEARSHORE MARINE FORECAST FOR MICHIGAN
NATIONAL WEATHER SERVICE DETROIT/PONTIAC MI
340 PM EDT FRI AUG 15 2025
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.
LHZ422-160345-
INNER SAGINAW BAY SW OF POINT AU GRES TO BAY PORT MI-
340 PM EDT FRI AUG 15 2025
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS AFTER MIDNIGHT. CLEAR. WAVES 2 FEET OR LESS.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO
15 KNOTS EARLY IN THE AFTERNOON. MOSTLY SUNNY EARLY IN THE
MORNING, THEN A SLIGHT CHANCE OF SHOWERS IN THE LATE MORNING AND
EARLY AFTERNOON. PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.
SATURDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING
NORTHWEST 10 TO 15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY. LIGHT
SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS UNTIL EARLY MORNING,
THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
SUNDAY
NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHEAST 20 TO 25
KNOTS WITH GUSTS TO 30 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY. A
CHANCE OF SHOWERS EARLY IN THE MORNING. WAVES 1 TO 3 FEET BUILDING TO
2 TO 4 FEET IN THE LATE MORNING AND AFTERNOON. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.
LHZ421-160345-
OUTER SAGINAW BAY SW OF ALABASTER TO PORT AUSTIN MI TO INNER
SAGINAW BAY-
340 PM EDT FRI AUG 15 2025
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS BECOMING SOUTH 10 TO
15 KNOTS AFTER MIDNIGHT. CLEAR. WAVES 2 FEET OR LESS.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS INCREASING TO 10 TO
15 KNOTS EARLY IN THE AFTERNOON. MOSTLY SUNNY UNTIL LATE
AFTERNOON, THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.
SATURDAY NIGHT
SOUTHWEST WINDS 10 TO 15 KNOTS BECOMING WEST
5 TO 10 KNOTS IN THE LATE EVENING AND EARLY MORNING, THEN
BECOMING NORTHWEST 10 TO 15 KNOTS AFTER MIDNIGHT. PARTLY CLOUDY.
LIGHT SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS. WAVES 2 FEET
OR LESS.
SUNDAY
NORTH WINDS 15 TO 20 KNOTS BECOMING NORTHEAST 20 TO 25
KNOTS WITH GUSTS TO 30 KNOTS IN THE LATE MORNING AND AFTERNOON.
PARTLY CLOUDY BECOMING MOSTLY CLOUDY IN THE LATE MORNING AND EARLY
AFTERNOON BECOMING PARTLY CLOUDY. A CHANCE OF SHOWERS EARLY IN THE
MORNING. WAVES 3 TO 5 FEET BUILDING TO 5 TO 7 FEET IN THE LATE
MORNING AND AFTERNOON. WAVES OCCASIONALLY AROUND 10 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.
LHZ441-160345-
PORT AUSTIN TO HARBOR BEACH MI-
340 PM EDT FRI AUG 15 2025
TONIGHT
SOUTH WINDS 5 TO 10 KNOTS VEERING TO THE SOUTHWEST
EARLY IN THE MORNING. CLEAR. WAVES 2 FEET OR LESS.
SATURDAY
SOUTH WINDS 5 TO 10 KNOTS. MOSTLY SUNNY UNTIL LATE
AFTERNOON, THEN PARTLY CLOUDY WITH A CHANCE OF SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES
2 FEET OR LESS.
SATURDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS BECOMING
NORTHWEST 10 TO 15 KNOTS AFTER MIDNIGHT. MOSTLY CLOUDY EARLY IN
THE EVENING BECOMING PARTLY CLOUDY. LIGHT SHOWERS LIKELY AND A
CHANCE OF THUNDERSTORMS. WAVES 2 FEET OR LESS.
SUNDAY
NORTH WINDS 15 TO 20 KNOTS WITH GUSTS TO 30 KNOTS BECOMING
NORTHEAST 20 TO 25 KNOTS WITH GUSTS TO 30 KNOTS EARLY IN THE
AFTERNOON. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS EARLY IN THE
MORNING, THEN PARTLY CLOUDY IN THE LATE MORNING AND AFTERNOON. WAVES
3 TO 5 FEET BUILDING TO 5 TO 7 FEET IN THE LATE MORNING AND
AFTERNOON. WAVES OCCASIONALLY AROUND 10 FEET. A SMALL CRAFT ADVISORY
MAY BE NEEDED.
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.
LHZ442-160345-
HARBOR BEACH TO PORT SANILAC MI-
340 PM EDT FRI AUG 15 2025
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTH
AFTER MIDNIGHT. CLEAR. WAVES 2 FEET OR LESS.
SATURDAY
SOUTH WINDS 5 TO 10 KNOTS. MOSTLY SUNNY UNTIL LATE
AFTERNOON BECOMING PARTLY CLOUDY. A CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.
SATURDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE
WEST AFTER MIDNIGHT. MOSTLY CLOUDY EARLY IN THE EVENING BECOMING
PARTLY CLOUDY. LIGHT SHOWERS LIKELY AND A CHANCE OF THUNDERSTORMS
UNTIL EARLY MORNING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT.
WAVES 2 FEET OR LESS.
SUNDAY
NORTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTH 20 TO 25
KNOTS WITH GUSTS TO 30 KNOTS. MOSTLY CLOUDY WITH A CHANCE OF SHOWERS
EARLY IN THE MORNING, THEN PARTLY CLOUDY IN THE LATE MORNING AND
AFTERNOON. WAVES 2 TO 4 FEET BUILDING TO 5 TO 7 FEET IN THE LATE
MORNING AND AFTERNOON. WAVES OCCASIONALLY AROUND 10 FEET. A SMALL
CRAFT ADVISORY MAY BE NEEDED.
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.
LHZ443-160345-
PORT SANILAC TO PORT HURON MI-
340 PM EDT FRI AUG 15 2025
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTH
AFTER MIDNIGHT. CLEAR. WAVES 2 FEET OR LESS.
SATURDAY
SOUTH WINDS 5 TO 10 KNOTS. MOSTLY SUNNY UNTIL LATE
AFTERNOON BECOMING PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.
SATURDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE
WEST AFTER MIDNIGHT. PARTLY CLOUDY. LIGHT SHOWERS LIKELY UNTIL
EARLY MORNING, THEN A CHANCE OF SHOWERS AFTER MIDNIGHT. WAVES
2 FEET OR LESS.
SUNDAY
NORTHWEST WINDS 10 TO 15 KNOTS BECOMING NORTH 15 TO 20
KNOTS IN THE LATE MORNING AND EARLY AFTERNOON, THEN INCREASING TO 20
TO 25 KNOTS EARLY IN THE AFTERNOON. PARTLY CLOUDY. A CHANCE OF
SHOWERS EARLY IN THE MORNING. WAVES 2 FEET OR LESS BUILDING TO 4 TO 6
FEET IN THE LATE MORNING AND AFTERNOON. WAVES OCCASIONALLY AROUND 8
FEET. A SMALL CRAFT ADVISORY MAY BE NEEDED.
SEE LAKE HURON OPEN LAKE FORECAST FOR DAYS 3 THROUGH 5.
LEZ444-160345-
MICHIGAN WATERS OF LAKE ERIE FROM DETROIT RIVER TO NORTH CAPE MI-
340 PM EDT FRI AUG 15 2025
TONIGHT
SOUTHEAST WINDS 5 TO 10 KNOTS VEERING TO THE SOUTH
EARLY IN THE MORNING. CLEAR. WAVES 2 FEET OR LESS.
SATURDAY
SOUTHWEST WINDS 5 TO 10 KNOTS BACKING TO THE
SOUTHEAST EARLY IN THE AFTERNOON. SUNNY UNTIL LATE AFTERNOON
BECOMING PARTLY CLOUDY. A SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS EARLY IN THE AFTERNOON. WAVES 2 FEET OR LESS.
SATURDAY NIGHT
SOUTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE
WEST AFTER MIDNIGHT. PARTLY CLOUDY WITH A CHANCE OF SHOWERS.
WAVES 2 FEET OR LESS.
SUNDAY
NORTHWEST WINDS 5 TO 10 KNOTS VEERING TO THE NORTH
EARLY IN THE AFTERNOON. PARTLY CLOUDY. A CHANCE OF THUNDERSTORMS
EARLY IN THE MORNING. A CHANCE OF SHOWERS, THEN A CHANCE OF
THUNDERSTORMS 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 79 DEGREES.
SF
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