621
FZUS53 KAPX 191413
NSHAPX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GAYLORD MI
1013 AM EDT TUE MAY 19 2026
FOR WATERS WITHIN FIVE NAUTICAL MILES OF SHORE ON LAKES HURON...
MICHIGAN AND SUPERIOR.
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.
LSZ321-192215-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING WEST IN THE
AFTERNOON. CHANCE OF SHOWERS. WAVES 2 TO 3 FEET BUILDING TO 3 TO
5 FEET IN THE AFTERNOON.
TONIGHT
NORTHWEST WIND 15 TO 25 KNOTS. PATCHY FROST. WAVES
4 TO 6 FEET.
WEDNESDAY
NORTHWEST WIND 15 TO 20 KNOTS. MOSTLY SUNNY. WAVES
4 TO 6 FEET.
WEDNESDAY NIGHT
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES
2 TO 3 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LSZ322-192215-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
TODAY
WEST WIND 10 TO 20 KNOTS. RAIN SHOWERS LIKELY IN THE
LATE MORNING, THEN CHANCE OF SHOWERS IN THE AFTERNOON.
TONIGHT
NORTHWEST WIND 10 TO 20 KNOTS. PATCHY FROST.
WEDNESDAY
NORTHWEST WIND 10 TO 20 KNOTS. SUNNY.
WEDNESDAY NIGHT
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLEAR.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ341-192215-
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING
TODAY
WEST WIND 10 TO 20 KNOTS BECOMING NORTHWEST 10 TO
15 KNOTS EARLY IN THE EVENING. CHANCE OF SHOWERS. WAVES 3 TO
5 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. PATCHY FROST. WAVES
2 TO 4 FEET.
WEDNESDAY
NORTHWEST WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 FEET
OR LESS.
WEDNESDAY NIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ342-192215-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING NORTHWEST 10 TO
15 KNOTS EARLY IN THE EVENING. CHANCE OF SHOWERS. WAVES 2 TO
4 FEET.
TONIGHT
NORTHWEST WIND 10 TO 15 KNOTS. PATCHY FROST. WAVES
2 TO 3 FEET.
WEDNESDAY
NORTHWEST WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 TO
3 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ323-192215-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING NORTHWEST 10 TO
15 KNOTS EARLY IN THE EVENING. SLIGHT CHANCE OF SHOWERS AND
THUNDERSTORMS IN THE LATE MORNING, THEN CHANCE OF SHOWERS IN THE
AFTERNOON. WAVES 2 TO 4 FEET SUBSIDING TO 2 TO 3 FEET IN THE
AFTERNOON.
TONIGHT
NORTH WIND 10 TO 15 KNOTS. PATCHY FROST. WAVES 2 TO
3 FEET.
WEDNESDAY
NORTH WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 TO 3 FEET.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ344-345-192215-
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING NORTHWEST 10 TO
15 KNOTS EARLY IN THE EVENING. SLIGHT CHANCE OF SHOWERS IN THE
LATE MORNING, THEN CHANCE OF SHOWERS IN THE AFTERNOON. WAVES 3 TO
5 FEET.
TONIGHT
NORTH WIND 10 TO 15 KNOTS. PATCHY FROST. WAVES 2 TO
3 FEET.
WEDNESDAY
NORTH WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 TO 3 FEET.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ346-192215-
MANISTEE TO POINT BETSIE MI-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY MORNING
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING WEST 10 TO
15 KNOTS EARLY IN THE EVENING. CHANCE OF SHOWERS. WAVES 4 TO
6 FEET.
TONIGHT
NORTH WIND 5 TO 10 KNOTS. PATCHY FROST. WAVES 2 TO
4 FEET.
WEDNESDAY
NORTH WIND 10 TO 15 KNOTS. SUNNY. WAVES 2 FEET OR
LESS.
WEDNESDAY NIGHT
NORTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ345-192215-
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
TODAY
WEST WIND 10 TO 20 KNOTS BECOMING NORTHWEST 10 TO
15 KNOTS EARLY IN THE EVENING. CHANCE OF SHOWERS. WAVES 2 TO
4 FEET.
TONIGHT
NORTHWEST WIND 15 TO 20 KNOTS. PATCHY FROST. WAVES
2 TO 3 FEET.
WEDNESDAY
NORTHWEST WIND 15 TO 20 KNOTS. SUNNY. WAVES 2 TO
3 FEET.
WEDNESDAY NIGHT
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ346-192215-
ST IGNACE TO FALSE DETOUR CHANNEL-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING NORTHWEST EARLY
IN THE EVENING. CHANCE OF SHOWERS. WAVES 2 TO 4 FEET.
TONIGHT
NORTHWEST WIND 15 TO 25 KNOTS. PATCHY FROST. WAVES
2 TO 4 FEET.
WEDNESDAY
NORTHWEST WIND 15 TO 25 KNOTS. SUNNY. WAVES 2 TO
4 FEET.
WEDNESDAY NIGHT
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES
2 TO 3 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ347-192215-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING WEST EARLY IN THE
EVENING. CHANCE OF SHOWERS AND SLIGHT CHANCE OF THUNDERSTORMS.
WAVES 2 TO 3 FEET BUILDING TO 2 TO 4 FEET IN THE AFTERNOON.
TONIGHT
NORTHWEST WIND 15 TO 25 KNOTS. PATCHY FROST. WAVES
4 TO 7 FEET.
WEDNESDAY
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES
4 TO 7 FEET.
WEDNESDAY NIGHT
NORTH WIND 10 TO 15 KNOTS. MOSTLY CLEAR. WAVES
2 TO 4 FEET.
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ348-192215-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH WEDNESDAY AFTERNOON
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS BECOMING WEST EARLY IN THE
EVENING. CHANCE OF SHOWERS THROUGH THE DAY. CHANCE OF
THUNDERSTORMS IN THE AFTERNOON. WAVES 2 TO 4 FEET.
TONIGHT
NORTHWEST WIND 15 TO 25 KNOTS. PATCHY FROST. SLIGHT
CHANCE OF SHOWERS. WAVES 4 TO 7 FEET.
WEDNESDAY
NORTHWEST WIND 15 TO 25 KNOTS. MOSTLY SUNNY. WAVES
4 TO 7 FEET.
WEDNESDAY NIGHT
NORTH WIND 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES 2 TO 4 FEET.
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ349-192215-
STURGEON PT TO ALABASTER MI-
1013 AM EDT TUE MAY 19 2026
..SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS EVENING
TODAY
SOUTHWEST WIND 10 TO 20 KNOTS. CHANCE OF SHOWERS THROUGH
THE DAY. CHANCE OF THUNDERSTORMS IN THE AFTERNOON. WAVES 3 TO
5 FEET.
TONIGHT
NORTHWEST WIND 10 TO 20 KNOTS. PATCHY FROST. CHANCE OF
SHOWERS. WAVES 2 TO 3 FEET.
WEDNESDAY
NORTH WIND 15 TO 20 KNOTS. SUNNY. WAVES 2 TO 4 FEET.
WEDNESDAY NIGHT
NORTH WIND 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES 2 TO 4 FEET.
WINDS AND WAVES HIGHER IN THE VICINITY OF THUNDERSTORMS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
JLD
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