FZUS53 KDLH 261507

NSHDLH



Nearshore Marine Forecast

National Weather Service Duluth MN

1007 AM CDT Thu Jun 26 2025



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.



LSZ140-141-262215-

Grand Portage to Grand Marais MN-

Grand Marais to Taconite Harbor MN-

1007 AM CDT Thu Jun 26 2025



.REST OF TODAY...Northeast wind 10 to 15 knots with gusts to

around 20 knots. Slight chance of rain showers in the afternoon.

Waves 1 to 2 feet building to 1 to 3 feet in the afternoon. 

.TONIGHT...Northeast wind 10 to 15 knots with gusts to around

20 knots. Slight chance of rain showers in the evening, then

chance of rain showers after midnight. Waves 1 to 3 feet. 

.FRIDAY...Northeast wind 10 to 15 knots becoming southeast 5 to

10 knots late in the afternoon. Slight chance of rain showers in

the morning. Waves 1 to 3 feet. 

.FRIDAY NIGHT...Southwest wind 5 knots becoming west in the late

evening and overnight. Partly cloudy in the evening then becoming

mostly cloudy. Waves 1 foot or less. 



$$



LSZ142-143-262215-

Taconite Harbor to Silver Bay Harbor MN-

Silver Bay Harbor to Two Harbors MN-

1007 AM CDT Thu Jun 26 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...



.REST OF TODAY...Northeast wind 15 to 20 knots with gusts to

around 25 knots. Slight chance of rain showers early in the

afternoon. Chance of rain showers late. Waves 2 to 4 feet. 

.TONIGHT...Northeast wind 15 to 20 knots. Gusts up to 25 knots

decreasing to 20 knots after midnight. Chance of rain showers.

Waves 2 to 4 feet. 

.FRIDAY...Northeast wind 10 to 15 knots with gusts to around

20 knots becoming east 5 knots late in the afternoon. Mostly

cloudy. Waves 1 to 3 feet subsiding to 1 to 2 feet in the

afternoon. 

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

variable 10 knots or less. Partly cloudy in the evening then

becoming mostly cloudy. Waves 1 to 2 feet. 



$$



LSZ144-145-262215-

Two Harbors to Duluth MN-Duluth MN to Port Wing WI-

1007 AM CDT Thu Jun 26 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...



.REST OF TODAY...Northeast wind 15 to 20 knots with gusts to

around 25 knots. Slight chance of rain showers late in the

morning, then chance of rain showers in the afternoon. Waves 2 to

4 feet. 

.TONIGHT...Northeast wind 15 to 20 knots. Gusts up to 25 knots

decreasing to 20 knots after midnight. Patchy fog through the

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

rain showers after midnight. Waves 2 to 4 feet. 

.FRIDAY...Northeast wind 10 to 15 knots easing to 5 knots late in

the afternoon. Patchy fog in the morning. Waves 1 to 3 feet

subsiding to 1 to 2 feet in the afternoon. 

.FRIDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 to

2 feet. 



$$



LSZ146-262215-

Port Wing to Sand Island WI-

1007 AM CDT Thu Jun 26 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...



.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to

20 knots increasing to 25 knots in the afternoon. Slight chance

of rain showers late in the morning, then chance of rain showers

in the afternoon. Waves 2 to 4 feet. 

.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 25 knots

decreasing to 20 knots in the late evening and overnight. Patchy

fog. Chance of rain showers. Waves 2 to 4 feet. 

.FRIDAY...Northeast wind 10 to 15 knots easing to 5 knots late in

the afternoon. Mostly cloudy. Waves 1 to 3 feet. 

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

variable 10 knots or less. Partly cloudy in the evening then

becoming mostly cloudy. Waves 1 to 2 feet. 



$$



LSZ147-262215-

Sand Island to Bayfield WI-

1007 AM CDT Thu Jun 26 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...



.REST OF TODAY...Northeast wind 10 to 15 knots with gusts to

around 20 knots. Slight chance of rain showers in the late

morning and early afternoon. Chance of rain showers late. Waves

2 to 4 feet. 

.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots

until early morning. Patchy fog. Chance of rain showers. Waves

2 to 4 feet. 

.FRIDAY...Northeast wind 10 to 15 knots easing to 5 knots in the

afternoon. Patchy fog in the morning. Waves 1 to 3 feet subsiding

to 1 to 2 feet in the afternoon. 

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

variable 10 knots or less. Mostly cloudy. Waves 1 to 2 feet. 



$$



LSZ150-262215-

Outer Apostle Islands Beyond 5 NM from Mainland-

1007 AM CDT Thu Jun 26 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...



.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to

20 knots increasing to 25 knots in the afternoon. Slight chance

of rain showers early in the afternoon. Chance of rain showers

late. Waves 2 to 4 feet. 

.TONIGHT...Northeast wind 10 to 15 knots with gusts to around

20 knots. Patchy fog. Chance of rain showers. Waves 2 to 4 feet. 

.FRIDAY...Northeast wind 10 to 15 knots with gusts to around

20 knots easing to 5 knots late in the afternoon. Mostly cloudy.

Waves 2 to 4 feet subsiding to 1 to 2 feet late in the afternoon.

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

variable 10 knots or less. Mostly cloudy. Waves 1 to 2 feet. 



$$



LSZ121-262215-

Chequamegon Bay-Bayfield to Oak Point WI-

1007 AM CDT Thu Jun 26 2025



.REST OF TODAY...Northeast wind 10 to 15 knots with gusts to

around 20 knots. Slight chance of rain showers late in the

morning, then chance of rain showers early in the afternoon. Rain

showers likely late. Waves 1 to 2 feet. 

.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in

the evening. Patchy fog. Chance of rain showers. Waves 1 to

2 feet. 

.FRIDAY...Northeast wind 10 to 15 knots easing to 5 knots late 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. Partly cloudy in the evening then

becoming mostly cloudy. Waves 1 foot or less. 



$$



LSZ148-262215-

Oak Point to Saxon Harbor WI-

1007 AM CDT Thu Jun 26 2025



...SMALL CRAFT ADVISORY IN EFFECT UNTIL 10 PM CDT THIS EVENING...



.REST OF TODAY...Northeast wind 10 to 15 knots with gusts to

around 20 knots. Slight chance of rain showers late in the

morning, then chance of rain showers in the afternoon. Waves 2 to

4 feet. 

.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in

the evening. Patchy fog. Chance of rain showers. Waves 2 to

4 feet. 

.FRIDAY...Northeast wind 10 to 15 knots easing to 5 knots late in

the afternoon. Patchy fog in the morning. Slight chance of rain

showers in the morning. Waves 1 to 3 feet. 

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

variable 10 knots or less. Mostly cloudy. Waves 1 to 2 feet. 



$$



Graphical marine forecasts are available online at: 

weather.gov/greatlakes 



Huyck

