978
FZUS53 KAPX 201758
NSHAPX
NEARSHORE MARINE FORECAST
NATIONAL WEATHER SERVICE GAYLORD MI
158 PM EDT TUE OCT 20 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.
LSZ321-210800-
WHITEFISH BAY (U.S. PORTION)/WHITEFISH POINT TO POINT IROQUOIS MI-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTH WIND 10 TO 15 KNOTS DECREASING TO 5 TO 10 KNOTS
EARLY IN THE MORNING. CLEAR EARLY IN THE EVENING THEN BECOMING
PARTLY CLOUDY. WAVES 2 FEET OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
THURSDAY
LIGHT WINDS. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LSZ322-210800-
ST. MARYS RIVER POINT IROQUOIS TO E. POTAGANNISSING BAY-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS EARLY IN THE EVENING
BECOMING VARIABLE 10 KNOTS OR LESS. PATCHY FOG AFTER MIDNIGHT.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY.
THURSDAY
LIGHT WINDS. SUNNY.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ341-210800-
SEUL CHOIX POINT TO 5NM WEST OF MACKINAC BRIDGE-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTHWEST EARLY
IN THE MORNING. PATCHY FOG AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
WEDNESDAY
SOUTHWEST WIND 10 TO 15 KNOTS. PARTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
LIGHT WINDS. MOSTLY CLOUDY. WAVES 2 FEET OR
LESS.
THURSDAY
LIGHT WINDS. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ342-210800-
NORWOOD MI TO 5NM WEST OF MACKINAC BRIDGE INCLUDING LITTLE
TRAVERSE BAY-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTHEAST WIND 5 TO 10 KNOTS BECOMING SOUTH AFTER
MIDNIGHT. MOSTLY CLEAR. WAVES 2 FEET OR LESS.
WEDNESDAY
SOUTHWEST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ323-210800-
GRAND TRAVERSE BAY SOUTH OF A LINE GRAND TRAVERSE LIGHT TO
NORWOOD MI-
158 PM EDT TUE OCT 20 2026
TONIGHT
LIGHT WINDS BECOMING SOUTH 5 TO 10 KNOTS AFTER
MIDNIGHT. PATCHY FOG AFTER MIDNIGHT. WAVES 2 FEET OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
THURSDAY
LIGHT WINDS. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ344-345-210800-
SLEEPING BEAR POINT TO GRAND TRAVERSE LIGHT MI-
POINT BETSIE TO SLEEPING BEAR POINT MI-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTH WIND 5 TO 10 KNOTS. PATCHY FOG AFTER MIDNIGHT.
WAVES 2 FEET OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
THURSDAY
LIGHT WINDS. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LMZ346-210800-
MANISTEE TO POINT BETSIE MI-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTH WIND 5 TO 10 KNOTS. PATCHY FOG AFTER MIDNIGHT.
WAVES 2 FEET OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
THURSDAY
LIGHT WINDS. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ345-210800-
STRAITS OF MACKINAC WITHIN 5 NM OF MACKINAC BRIDGE INCLUDING
MACKINAC ISLAND-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTH WIND 5 TO 10 KNOTS. PATCHY FOG AFTER MIDNIGHT.
WAVES 2 TO 3 FEET.
WEDNESDAY
SOUTHWEST WIND 10 TO 15 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
THURSDAY
LIGHT WINDS. MOSTLY SUNNY. WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ346-210800-
ST IGNACE TO FALSE DETOUR CHANNEL-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 TO
3 FEET.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PARTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
LIGHT WINDS. PARTLY CLOUDY. WAVES 2 FEET OR
LESS.
THURSDAY
LIGHT WINDS. SUNNY. WAVES 2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ347-210800-
5NM EAST OF MACKINAC BRIDGE TO PRESQUE ISLE LIGHT MI INCLUDING
BOIS BLANC ISLAND-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 TO
3 FEET.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ348-210800-
PRESQUE ISLE LIGHT TO STURGEON PT MI INCLUDING THUNDER BAY
NATIONAL MARINE SANCTUARY-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
WEDNESDAY
SOUTH WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES 2 FEET
OR LESS.
WEDNESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
LHZ349-210800-
STURGEON PT TO ALABASTER MI-
158 PM EDT TUE OCT 20 2026
TONIGHT
SOUTH WIND 5 TO 10 KNOTS. MOSTLY CLEAR. WAVES 2 FEET
OR LESS.
WEDNESDAY
SOUTHWEST WIND 5 TO 10 KNOTS. PATCHY FOG. WAVES
2 FEET OR LESS.
WEDNESDAY NIGHT
NORTHWEST WIND 5 TO 10 KNOTS. PARTLY CLOUDY.
WAVES 2 FEET OR LESS.
THURSDAY
NORTHEAST WIND 5 TO 10 KNOTS. MOSTLY SUNNY. WAVES
2 FEET OR LESS.
SEE THE OPEN LAKES FORECAST FOR DAYS 3 THROUGH 5.
JLD
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