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FZUS53 KAPX 220201
NSHAPX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GAYLORD MI
1001 PM 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.
LSZ321-221015-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
LIGHT WINDS. 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.
THURSDAY
SOUTHEAST WIND 10 TO 20 KNOTS. PARTLY SUNNY. WAVES
2 TO 3 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LSZ322-221015-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
LIGHT WINDS. MOSTLY CLEAR.
WEDNESDAY
LIGHT WINDS. SUNNY.
WEDNESDAY NIGHT
EAST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
THURSDAY
EAST WIND 15 TO 20 KNOTS. PARTLY SUNNY.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ341-221015-
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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.
THURSDAY
EAST WIND 10 TO 20 KNOTS. PARTLY SUNNY. WAVES 2 TO
4 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ342-221015-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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.
THURSDAY
EAST WIND 15 TO 20 KNOTS. PARTLY SUNNY. WAVES 2 TO
3 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ323-221015-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
THURSDAY
SOUTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ344-221015-
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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.
THURSDAY
SOUTHEAST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ345-221015-
POINT BETSIE TO SLEEPING BEAR POINT MI-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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.
THURSDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 2 FEET
OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ346-221015-
MANISTEE TO POINT BETSIE MI-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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.
THURSDAY
SOUTH WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES 2 FEET
OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ345-221015-
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
LIGHT WINDS. 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.
THURSDAY
EAST WIND 10 TO 20 KNOTS. PARTLY SUNNY. WAVES 3 TO
5 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ346-221015-
ST IGNACE TO FALSE DETOUR CHANNEL-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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 10 TO 15 KNOTS. PARTLY CLOUDY. WAVES
2 FEET OR LESS.
THURSDAY
EAST WIND 15 TO 25 KNOTS. PARTLY SUNNY. WAVES 3 TO
5 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ347-221015-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
NORTH 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. MOSTLY CLEAR.
WAVES 2 FEET OR LESS.
THURSDAY
EAST WIND 15 TO 20 KNOTS. PARTLY SUNNY. WAVES 3 TO
5 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ348-221015-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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
SOUTHEAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR.
WAVES 2 FEET OR LESS.
THURSDAY
EAST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 2 TO
3 FEET.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ349-221015-
STURGEON PT TO ALABASTER MI-
1001 PM EDT TUE APR 21 2026
OVERNIGHT
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
EAST WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES
2 FEET OR LESS.
THURSDAY
EAST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES 2 FEET
OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
JLD
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