640
FZUS53 KAPX 211419
NSHAPX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GAYLORD MI
1019 AM EDT TUE APR 21 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.
LSZ321-212230-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
1019 AM EDT TUE APR 21 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST IN THE
AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
SOUTHEAST WIND 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LSZ322-212230-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
1019 AM EDT TUE APR 21 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTHWEST EARLY IN
THE EVENING. SUNNY.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WEDNESDAY
LIGHT WINDS. SUNNY.
WEDNESDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ341-212230-
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
1019 AM EDT TUE APR 21 2026
TODAY
SOUTHWEST WIND 10 TO 15 KNOTS IN THE AFTERNOON BECOMING
VARIABLE 10 KNOTS OR LESS. SUNNY. WAVES 2 TO 4 FEET.
TONIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
EAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ342-212230-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
1019 AM EDT TUE APR 21 2026
TODAY
WEST WIND 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
EARLY IN THE EVENING. SUNNY. WAVES 2 TO 3 FEET.
TONIGHT
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
EAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ323-212230-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-
1019 AM EDT TUE APR 21 2026
TODAY
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING NORTHWEST 5 TO
10 KNOTS EARLY IN THE EVENING. SUNNY. WAVES 2 FEET OR LESS.
TONIGHT
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ344-212230-
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
1019 AM EDT TUE APR 21 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING WEST EARLY IN THE
EVENING. SUNNY. WAVES 2 TO 3 FEET.
TONIGHT
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ345-212230-
POINT BETSIE TO SLEEPING BEAR POINT MI-
1019 AM EDT TUE APR 21 2026
TODAY
SOUTHWEST WIND 10 TO 15 KNOTS IN THE AFTERNOON BECOMING
VARIABLE 10 KNOTS OR LESS. SUNNY. WAVES 2 TO 3 FEET.
TONIGHT
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ346-212230-
MANISTEE TO POINT BETSIE MI-
1019 AM EDT TUE APR 21 2026
TODAY
SOUTHWEST WIND 10 TO 15 KNOTS BECOMING WEST 5 TO
10 KNOTS EARLY IN THE EVENING. SUNNY. WAVES 2 TO 4 FEET.
TONIGHT
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ345-212230-
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-
1019 AM EDT TUE APR 21 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
EAST WIND 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ346-212230-
ST IGNACE TO FALSE DETOUR CHANNEL-
1019 AM EDT TUE APR 21 2026
TODAY
WEST WIND 5 TO 10 KNOTS. SUNNY. WAVES 2 TO 3 FEET.
TONIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
WEDNESDAY
SOUTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR
LESS.
WEDNESDAY NIGHT
SOUTHEAST WIND 10 TO 15 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ347-212230-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
1019 AM EDT TUE APR 21 2026
TODAY
SOUTHWEST WIND 5 TO 10 KNOTS BECOMING NORTH IN THE
AFTERNOON. SUNNY. WAVES 2 FEET OR LESS.
TONIGHT
NORTHWEST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
WEDNESDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
WEDNESDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ348-212230-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-
1019 AM EDT TUE APR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
SOUTH WIND 10 TO 20 KNOTS BECOMING 10 TO 15 KNOTS IN THE
AFTERNOON, THEN BECOMING EAST 5 TO 10 KNOTS EARLY IN THE EVENING.
SUNNY. WAVES 3 TO 5 FEET.
TONIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 TO
3 FEET.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR
LESS.
WEDNESDAY NIGHT
SOUTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ349-212230-
STURGEON PT TO ALABASTER MI-
1019 AM EDT TUE APR 21 2026
..SMALL CRAFT ADVISORY IN EFFECT UNTIL 2 PM EDT THIS AFTERNOON
TODAY
SOUTH WIND 10 TO 20 KNOTS DECREASING TO 5 TO 10 KNOTS
EARLY IN THE EVENING. SUNNY. WAVES 2 TO 5 FEET.
TONIGHT
NORTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
WEDNESDAY
NORTHEAST WIND 5 TO 10 KNOTS. SUNNY. WAVES 2 FEET OR
LESS.
WEDNESDAY NIGHT
LIGHT WINDS. MOSTLY CLEAR. WAVES 2 FEET OR
LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
DJC
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