080 

FZUS53 KDLH 090502

NSHDLH



Nearshore Marine Forecast

National Weather Service Duluth MN

1202 AM CDT Thu Jul 9 2026



For waters within five nautical miles of shore on Lake 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.



LSZ140-091600-

Grand Portage to Grand Marais MN-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Southeast wind 5 knots becoming south late in the

afternoon. Patchy dense fog early in the morning. Waves 1 foot or

less. 

.TONIGHT...Southwest wind 5 knots. Partly cloudy. Waves 1 foot or

less. 

.FRIDAY...Southwest wind 5 knots becoming southeast in the late

morning and afternoon. Patchy fog in the morning. Waves 1 foot or

less. 

.FRIDAY NIGHT...East wind 5 knots becoming northeast in the late

evening and overnight. Slight chance of showers and

thunderstorms. Waves 1 foot or less. 



$$



LSZ141-091600-

Grand Marais to Taconite Harbor MN-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...East wind 5 knots. Patchy dense fog early in the

morning. Waves 1 foot or less. 

.TONIGHT...Southeast wind 5 knots becoming west late in the

evening, then becoming variable 10 knots or less after midnight.

Patchy fog after midnight. Waves 1 foot or less. 

.FRIDAY...Variable winds 10 knots or less becoming southeast

5 knots in the late morning and afternoon. Patchy fog in the

morning. Waves 1 foot or less. 

.FRIDAY NIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Chance of rain showers and slight

chance of thunderstorms. Waves 1 foot or less. 



$$



LSZ142-091600-

Taconite Harbor to Silver Bay Harbor MN-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Northeast wind 5 knots becoming east in the late morning

and afternoon. Patchy dense fog early in the morning. Waves

1 foot or less. 

.TONIGHT...East wind 5 knots in the evening becoming variable

10 knots or less. Patchy fog after midnight. Waves 1 foot or

less. 

.FRIDAY...Variable winds 10 knots or less becoming east 5 knots

in the afternoon. Mostly sunny. Waves 1 foot or less. 

.FRIDAY NIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Chance of thunderstorms in the

evening. Chance of rain showers through the night. Slight chance

of thunderstorms after midnight. Waves 1 foot or less. 



$$



LSZ143-091600-

Silver Bay Harbor to Two Harbors MN-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Variable winds 10 knots or less becoming southeast

5 knots late in the morning, then becoming east in the afternoon.

Patchy dense fog early in the morning. Waves 1 foot or less. 

.TONIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Patchy fog after midnight. Waves

1 foot or less. 

.FRIDAY...Variable winds 10 knots or less becoming east 5 knots

in the afternoon. Patchy fog in the morning. Waves 1 foot or

less. 

.FRIDAY NIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Chance of thunderstorms in the

evening. Chance of rain showers through the night. Slight chance

of thunderstorms after midnight. Waves 1 foot or less. 



$$



LSZ144-091600-

Two Harbors to Duluth MN-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Northeast wind 5 knots becoming southeast late in the

morning, then becoming east in the afternoon. Patchy dense fog

early in the morning. Waves 1 foot or less. 

.TONIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Patchy fog aftermidnight. Waves

1 foot or less. 

.FRIDAY...Variable winds 10 knots or less becoming east 5 knots

in the late morning and afternoon. Patchy fog in the morning.

Waves 1 foot or less. 

.FRIDAY NIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Chance of thunderstorms in the

evening. Chance of rain showers through the night. Slight chance

of thunderstorms after midnight. Waves 1 foot or less. 



$$



LSZ145-091600-

Duluth MN to Port Wing WI-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Northeast wind 5 knots. Patchy fog early in the morning.

Waves 1 foot or less. 

.TONIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Patchy fog after midnight. Waves

1 foot or less. 

.FRIDAY...Variable winds 10 knots or less becoming northeast 5 to

10 knots in the late morning and afternoon. Patchy fog in the

morning. Waves 1 foot or less. 

.FRIDAY NIGHT...Northeast wind 5 knots until early morning

becoming variable 10 knots or less. Chance of rain showers in the

evening. Slight chance of thunderstorms through the night. Slight

chance of rain showers after midnight. Waves 1 foot or less. 



$$



LSZ146-091600-

Port Wing to Sand Island WI-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Variable winds 10 knots or less becoming northwest

5 knots late in the morning, then becoming northeast in the

afternoon. Patchy fog in the morning. Waves 1 foot or less. 

.TONIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Patchy fog after midnight. Waves

1 foot or less. 

.FRIDAY...Variable winds 10 knots or less becoming northeast

5 knots in the afternoon. Patchy fog in the morning. Waves 1 foot

or less. 

.FRIDAY NIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Slight chance of showers and

thunderstorms through the night. Waves 1 foot or less. 



$$



LSZ147-091600-

Sand Island to Bayfield WI-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Variable winds 10 knots or less becoming north 5 knots

late in the morning, then becoming northeast in the afternoon.

Areas of dense fog early in the morning, then patchy fog in the

late morning and early afternoon. Waves 1 foot or less. 

.TONIGHT...East wind 5 knots in the evening becoming variable

10 knots or less. Patchy fog after midnight. Waves 1 foot or

less. 

.FRIDAY...Variable winds 10 knots or less becoming northeast

5 knots in the afternoon. Patchy fog in the morning. Waves 1 foot

or less. 

.FRIDAY NIGHT...East wind 5 to 10 knots becoming northeast late

in the evening, then becoming variable 10 knots or less after

midnight. Slight chance of showers and thunderstorms through the

night. Waves 1 foot or less. 



$$



LSZ150-091600-

Outer Apostle Islands Beyond 5 NM from Mainland-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Variable winds 10 knots or less becoming northeast

5 knots. Areas of dense fog early in the morning, then patchy fog

in the late morning and afternoon. Waves 1 foot or less. 

.TONIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Patchy dense fog through the night.

Waves 1 foot or less. 

.FRIDAY...Variable winds 10 knots or less becoming east 5 knots

in the afternoon. Patchy fog. Waves 1 foot or less. 

.FRIDAY NIGHT...East wind 5 to 10 knots becoming northeast late

in the evening, then becoming variable 10 knots or less after

midnight. Slight chance of showers and thunderstorms. Waves

1 foot or less. 



$$



LSZ121-091600-

Chequamegon Bay-Bayfield to Oak Point WI-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THISMORNING...



.TODAY...Variable winds 10 knots or less becoming northeast

5 knots in the late morning and afternoon. Patchy dense fog early

in the morning. Waves 1 foot or less. 

.TONIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Patchy fog after midnight. Waves

1 foot or less. 

.FRIDAY...Variable winds 10 knots or less becoming east 5 to

10 knots in the afternoon. Patchy fog in the morning. Waves

1 foot or less. 

.FRIDAY NIGHT...Northeast wind 5 knots early in the evening

becoming variable 10 knots or less. Slight chance of showers and

thunderstorms in the evening, then chance of showers and

thunderstorms after midnight. Waves 1 foot or less. 



$$



LSZ148-091600-

Oak Point to Saxon Harbor WI-

1202 AM CDT Thu Jul 9 2026



...DENSE FOG ADVISORY IN EFFECT UNTIL 7 AM CDT THIS MORNING...



.TODAY...Variable winds 10 knots or less becoming northeast

5 knots in the late morning and afternoon. Areas of dense fog

early in the morning, then patchy fog in the late morning and

afternoon. Waves 1 foot or less. 

.TONIGHT...Northeast wind 5 knots in the evening becoming

variable 10 knots or less. Patchy dense fog through the night.

Waves 1 foot or less. 

.FRIDAY...Variable winds 10 knots or less becoming northeast

5 knots in the afternoon. Patchy fog in the morning. Waves 1 foot

or less. 

.FRIDAY NIGHT...North wind 5 knots early in the evening becoming

variable 10 knots or less. Slight chance of showers and

thunderstorms in the evening, then chance of showers and

thunderstorms after midnight. Waves 1 foot or less. 



$$



Graphical marine forecasts are available online at: 

weather.gov/greatlakes 



WFO DLH






830 

FZUS53 KAPX 090514

NSHAPX



Nearshore Marine Forecast

National Weather Service Gaylord MI

114 AM EDT Thu Jul 9 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.



LSZ321-091745-

Whitefish Bay (U.S. Portion)/Whitefish Point to Point Iroquois MI-

114 AM EDT Thu Jul 9 2026



.TODAY...Northwest wind 5 to 10 knots. Patchy dense fog through

the day. Waves 2 feet or less. 

.TONIGHT...Northwest wind 5 to 10 knots. Patchy fog. Waves 2 feet

or less. 

.FRIDAY...North wind 5 to 10 knots. Mostly sunny. Waves 2 feet or

less. 

.FRIDAY NIGHT...North wind 5 to 10 knots. Partly cloudy. Waves

2 feet or less. 



See the open lakes forecast for days 3 through 5.



$$



LSZ322-091745-

St. Marys River Point Iroquois to E. Potagannissing Bay-

114 AM EDT Thu Jul 9 2026



.TODAY...Northwest wind 5 to 10 knots. Patchy fog early in the

morning. Slight chance of showers through the day. 

.TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy. 

.FRIDAY...North wind 5 to 10 knots. Sunny.

.FRIDAY NIGHT...Light winds. Partly cloudy. 



See the open lakes forecast for days 3 through 5.



$$



LMZ341-091745-

Seul Choix Point to 5NM West of Mackinac Bridge-

114 AM EDT Thu Jul 9 2026



.TODAY...Northeast wind 5 to 10 knots becoming north in the

morning, then becoming variable 10 knots or less in the

afternoon. Patchy fog early in the morning. Chance of showers

early in the morning. Slight chance of showers in the morning.

Waves 2 feet or less. 

.TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 2 feet

or less. 

.FRIDAY...Light winds. Sunny. Waves 2 feet or less. 

.FRIDAY NIGHT...Light winds. Mostly clear. Waves 2 feet or less. 



See the open lakes forecast for days 3 through 5.



$$



LMZ342-091745-

Norwood MI to 5NM West of Mackinac Bridge including Little

Traverse Bay-

114 AM EDT Thu Jul 9 2026



.TODAY...Light winds becoming north 5 to 10 knots in the morning,

then becoming northwest in the afternoon. Patchy fog early in the

morning. Showers likely and slight chance of thunderstorms early

in the morning. Chance of showers in the morning. Waves 2 feet or

less. 

.TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 2 feet

or less. 

.FRIDAY...Light winds. Mostly sunny. Waves 2 feet or less. 

.FRIDAY NIGHT...Light winds. Mostly clear. Waves 2 feet or less. 



Winds and waves higher in the vicinity of thunderstorms.



See the open lakes forecast for days 3 through 5.



$$



LMZ323-091745-

Grand Traverse Bay south of a line Grand Traverse Light to

Norwood MI-

114 AM EDT Thu Jul 9 2026



.TODAY...Northwest wind 5 to 10 knots. Patchy fog early in the

morning. Chance of thunderstorms early in the morning. Showers

likely early in the morning. Slight chance of thunderstorms in

the morning. Waves 2 feet or less. 

.TONIGHT...Light winds. Partly cloudy. Waves 2 feet or less. 

.FRIDAY...North wind 5 to 10 knots. Mostly sunny. Waves 2 feet or

less. 

.FRIDAY NIGHT...Light winds. Mostly clear. Waves 2 feet or less. 



Winds and waves higher in the vicinity of thunderstorms.



See the open lakes forecast for days 3 through 5.



$$



LMZ344-345-091745-

Sleeping Bear Point to Grand Traverse Light MI-

Point Betsie to Sleeping Bear Point MI-

114 AM EDT Thu Jul 9 2026



.TODAY...North wind 5 to 10 knots. Patchy fog early in the

morning. Showers likely and a chance of thunderstorms early in

the morning. Chance of showers in the morning. Waves 2 feet or

less. 

.TONIGHT...Light winds. Partly cloudy. Waves 2 feet or less. 

.FRIDAY...North wind 5 to 10 knots. Mostly sunny. Waves 2 feet or

less. 

.FRIDAY NIGHT...Light winds. Mostly clear. Waves 2 feet or less.Winds and waves higher in the vicinity of thunderstorms.



See the open lakes forecast for days 3 through 5.



$$



LMZ346-091745-

Manistee to Point Betsie MI-

114 AM EDT Thu Jul 9 2026



.TODAY...Light winds becoming north 5 to 10 knots in the

afternoon. Patchy fog early in the morning. Showers likely and a

chance of thunderstorms early in the morning. Chance of showers

and slight chance of thunderstorms in the morning. Waves 2 feet

or less. 

.TONIGHT...Light winds. Partly cloudy. Waves 2 feet or less. 

.FRIDAY...North wind 5 to 10 knots. Mostly sunny. Waves 2 feet or

less. 

.FRIDAY NIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves

2 feet or less. 



Winds and waves higher in the vicinity of thunderstorms.



See the open lakes forecast for days 3 through 5.



$$



LHZ345-091745-

Straits of Mackinac within 5 nm of Mackinac Bridge including

Mackinac Island-

114 AM EDT Thu Jul 9 2026



.TODAY...Northeast wind 5 to 10 knots early in the morning

becoming variable 10 knots or less. Patchy fog early in the

morning. Slight chance of thunderstorms early in the morning.

Chance of showers early in the morning, then slight chance of

showers in the afternoon. Waves 2 feet or less. 

.TONIGHT...North wind 5 to 10 knots. Mostly clear. Waves 2 feet

or less. 

.FRIDAY...Light winds. Sunny. Waves 2 feet or less. 

.FRIDAY NIGHT...Light winds. Mostly clear. Waves 2 feet or less. 



Winds and waves higher in the vicinity of thunderstorms.



See the open lakes forecast for days 3 through 5.



$$



LHZ346-091745-

St Ignace to False Detour Channel-

114 AM EDT Thu Jul 9 2026



.TODAY...North wind 5 to 10 knots early in the morning becoming

variable 10 knots or less, then becoming west 5 to 10 knots early

in the evening. Patchy fog early in the morning. Slight chance of

thunderstorms early in the morning. Chance of showers early in

the morning, then slight chance of showers in the afternoon.

Waves 2 feet or less. 

.TONIGHT...North wind 5 to 10 knots. Partly cloudy. Waves 2 feet

or less. 

.FRIDAY...North wind 5 to 10 knots. Sunny. Waves 2 feet or less. 

.FRIDAY NIGHT...Light winds. Mostly clear. Waves 2 feet or less. 



Winds and waves higher in the vicinity of thunderstorms.



See the open lakes forecast for days 3 through 5.



$$



LHZ347-091745-

5NM East of Mackinac Bridge to Presque Isle Light MI including

Bois Blanc Island-

114 AM EDT Thu Jul 9 2026



.TODAY...North wind 5 to 10 knots. Patchy fog early in the

morning. Showers likely and a chance of thunderstorms early in

the morning. Chance of showers and slight chance of thunderstorms

in the morning, then slight chance of showers in the afternoon.

Waves 2 feet or less. 

.TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy. Waves

2 feet or less. 

.FRIDAY...Light winds. Mostly sunny. Waves 2 feet or less. 

.FRIDAY NIGHT...Light winds. Mostly clear. Waves 2 feet or less. 



Winds and waves higher in the vicinity of thunderstorms.



See the open lakes forecast for days 3 through 5.



$$



LHZ348-091745-

Presque Isle Light to Sturgeon Pt MI Including Thunder Bay

National Marine Sanctuary-

114 AM EDT Thu Jul 9 2026



.TODAY...Light winds. Patchy fog through the day. Showers likely

early in the morning. Slight chance of thunderstorms through the

day. Showers in the morning. Waves 2 feet or less. 

.TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy. Waves

2 feet or less. 

.FRIDAY...Light winds. Mostly sunny. Waves 2 feet or less. 

.FRIDAY 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.



$$



LHZ349-091745-

Sturgeon Pt to Alabaster MI-

114 AM EDT Thu Jul 9 2026



.TODAY...Light winds. Showers likely and slight chance of

thunderstorms early in the morning, then showers anda chance of

thunderstorms in the morning. patchy fog in the morning. Waves

2 feet or less. 

.TONIGHT...North wind 5 to 10 knots. Slight chance of showers.

Waves 2 feet or less. 

.FRIDAY...Northeast wind 5 to 10 knots. Mostly sunny. Waves

2 feet or less. 

.FRIDAY NIGHT...Northeast wind 5 to 10 knots. 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.



$$



JLD