National Weather Service Marine Forecast FZUS53 KAPX
FZUS53 KAPX 041815
NSHAPX
Nearshore Marine Forecast
National Weather Service Gaylord MI
215 PM EDT Tue Aug 4 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.
LSZ321-050500
Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI
215 PM EDT Tue Aug 4 2026
THROUGH EARLY EVENING
West wind 10 to 15 knots becoming
northwest 5 to 10 knots early in the evening. Scattered showers
and slight chance of thunderstorms. Waves 2 feet or less.
TONIGHT
Light winds. Scattered showers and slight chance of
thunderstorms. Waves 2 feet or less.
WEDNESDAY
North wind 5 to 10 knots. Partly sunny. Waves 2 feet
or less.
WEDNESDAY NIGHT
Light winds. Partly cloudy. Waves 2 feet or
less.
THURSDAY
South wind 5 to 10 knots. Sunny. Waves 2 feet or
less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LSZ322-050500
St. Marys River Point Iroquois to E. Potagannissing Bay
215 PM EDT Tue Aug 4 2026
THROUGH EARLY EVENING
Southwest wind 10 to 15 knots. Mostly
sunny.
TONIGHT
Northwest wind 5 to 10 knots. Numerous showers and
slight chance of thunderstorms.
WEDNESDAY
North wind 5 to 10 knots. Scattered showers.
WEDNESDAY NIGHT
Light winds. Mostly cloudy.
THURSDAY
Southwest wind 5 to 10 knots. Sunny.
Winds higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LMZ341-050500
Seul Choix Point to 5NM West of Mackinac Bridge
215 PM EDT Tue Aug 4 2026
SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THROUGH EARLY EVENING
Southwest wind 10 to 15 knots. Gusts to
25 knots. Scattered showers and slight chance of thunderstorms.
Waves 3 to 5 feet.
TONIGHT
Northeast wind 5 to 10 knots. Scattered showers and a
chance of thunderstorms. Waves 2 to 4 feet.
WEDNESDAY
Light winds. Mostly cloudy. Waves 2 feet or less.
WEDNESDAY NIGHT
Light winds. Partly cloudy. Waves 2 feet or
less.
THURSDAY
South wind 5 to 10 knots. Sunny. Waves 2 feet or
less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LMZ342-050500
Norwood MI to 5NM West of Mackinac Bridge including Little
Traverse Bay
215 PM EDT Tue Aug 4 2026
SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THROUGH EARLY EVENING
Southwest wind 10 to 15 knots. Gusts to
25 knots. Mostly sunny. Waves 2 to 4 feet.
TONIGHT
North wind 10 to 15 knots. Numerous showers and a
chance of thunderstorms. Waves 2 to 3 feet.
WEDNESDAY
Light winds. Scattered showers. Waves 2 feet or
less.
WEDNESDAY NIGHT
Light winds. Mostly cloudy. Waves 2 feet or
less.
THURSDAY
Southwest wind 5 to 10 knots. Sunny. Waves 2 feet or
less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LMZ323-050500
Grand Traverse Bay south of a line Grand Traverse Light to
Norwood MI
215 PM EDT Tue Aug 4 2026
SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THROUGH EARLY EVENING
Southwest wind 10 to 15 knots. Gusts to
25 knots. Mostly sunny. Waves 2 feet or less.
TONIGHT
Southwest wind 5 to 10 knots. Numerous showers and a
chance of thunderstorms. Waves 2 feet or less.
WEDNESDAY
Light winds. Scattered showers. Waves 2 feet or
less.
WEDNESDAY NIGHT
Light winds. Mostly cloudy. Waves 2 feet or
less.
THURSDAY
Light winds. Sunny. Waves 2 feet or less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LMZ344-345-050500
Sleeping Bear Point to Grand Traverse Light MI
Point Betsie to Sleeping Bear Point MI
215 PM EDT Tue Aug 4 2026
SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THROUGH EARLY EVENING
Southwest wind 10 to 15 knots. Gusts to
25 knots. Mostly sunny. Waves 2 to 4 feet.
TONIGHT
South wind 10 to 15 knots. Numerous showers and a
chance of thunderstorms. Waves 2 to 3 feet.
WEDNESDAY
Light winds. Scattered showers. 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.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LMZ346-050500
Manistee to Point Betsie MI
215 PM EDT Tue Aug 4 2026
SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THROUGH EARLY EVENING
Southwest wind 10 to 15 knots. Gusts to
25 knots. Mostly sunny. Waves 2 to 4 feet.
TONIGHT
South wind 10 to 15 knots. Numerous showers and a
chance of thunderstorms. Waves 2 to 4 feet.
WEDNESDAY
Light winds. Scattered showers. Waves 2 feet or
less.
WEDNESDAY NIGHT
Light winds. Mostly cloudy. Waves 2 feet or
less.
THURSDAY
Light winds. Sunny. Waves 2 feet or less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LHZ345-050500
Straits of Mackinac within 5 nm of Mackinac Bridge including
Mackinac Island
215 PM EDT Tue Aug 4 2026
SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM EDT THIS EVENING
THROUGH EARLY EVENING
Southwest wind 10 to 15 knots. Gusts to
25 knots. Mostly sunny. Waves 2 to 3 feet.
TONIGHT
North wind 5 to 10 knots. Numerous showers and a
chance of thunderstorms. Waves 2 feet or less.
WEDNESDAY
Light winds. Scattered showers. Waves 2 feet or
less.
WEDNESDAY NIGHT
Light winds. Partly cloudy. Waves 2 feet or
less.
THURSDAY
Southwest wind 5 to 10 knots. Sunny. Waves 2 feet or
less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LHZ346-050500
St Ignace to False Detour Channel
215 PM EDT Tue Aug 4 2026
THROUGH EARLY EVENING
Southwest wind 10 to 15 knots. Mostly
sunny. Waves 2 feet or less.
TONIGHT
North wind 5 to 10 knots. Numerous showers and slight
chance of thunderstorms. Waves 2 feet or less.
WEDNESDAY
Light winds. Scattered showers. Waves 2 feet or
less.
WEDNESDAY NIGHT
Northwest wind 5 to 10 knots. Mostly cloudy.
Waves 2 feet or less.
THURSDAY
South wind 5 to 10 knots. Sunny. Waves 2 feet or
less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LHZ347-050500
5NM East of Mackinac Bridge to Presque Isle Light MI including
Bois Blanc Island
215 PM EDT Tue Aug 4 2026
THROUGH EARLY EVENING
South wind 10 to 15 knots. Sunny. Waves
2 feet or less.
TONIGHT
North wind 5 to 10 knots. Numerous showers and slight
chance of thunderstorms. Waves 2 feet or less.
WEDNESDAY
Light winds. Scattered showers. Waves 2 feet or
less.
WEDNESDAY NIGHT
Light winds. Mostly cloudy. Waves 2 feet or
less.
THURSDAY
Light winds. Sunny. Waves 2 feet or less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LHZ348-050500
Presque Isle Light to Sturgeon Pt MI Including Thunder Bay
National Marine Sanctuary
215 PM EDT Tue Aug 4 2026
SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THROUGH EARLY EVENING
South wind 10 to 20 knots. Gusts to
25 knots. Sunny. Waves 3 to 5 feet.
TONIGHT
Southwest wind 15 to 20 knots. Isolated showers. Waves
2 to 4 feet.
WEDNESDAY
West wind 5 to 10 knots. Numerous showers and a
chance of thunderstorms. Waves 2 feet or less.
WEDNESDAY NIGHT
Light winds. Scattered showers. Waves 2 feet
or less.
THURSDAY
Northeast wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
LHZ349-050500
Sturgeon Pt to Alabaster MI
215 PM EDT Tue Aug 4 2026
SMALL CRAFT ADVISORY IN EFFECT UNTIL 11 PM EDT THIS EVENING
THROUGH EARLY EVENING
South wind 10 to 20 knots. Gusts to
25 knots. Sunny. Waves 2 to 3 feet.
TONIGHT
South wind 10 to 15 knots. Partly cloudy. Waves 2 to
3 feet.
WEDNESDAY
Southwest wind 5 to 10 knots. Numerous showers and a
chance of thunderstorms. Waves 2 feet or less.
WEDNESDAY NIGHT
North wind 5 to 10 knots. Numerous showers.
Waves 2 feet or less.
THURSDAY
Northeast wind 5 to 10 knots. Scattered showers.
Waves 2 feet or less.
Winds and waves higher in the vicinity of thunderstorms.
See the open lakes forecast for days 3 through 5.
MSB
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