Nearshore Marine Forecast
Issued by NWS Duluth, MN

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FZUS53 KDLH 040218
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
918 PM CDT Tue Jun 3 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.

LSZ140-141-041015-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
918 PM CDT Tue Jun 3 2025

.REST OF TONIGHT...Southwest wind 5 to 10 knots with gusts to
around 20 knots becoming west toward daybreak. Areas of smoke and
patchy dense fog. Waves 1 to 2 feet.
.WEDNESDAY...West wind 5 to 10 knots becoming southwest 10 to
15 knots with gusts to around 20 knots in the late morning and
afternoon. Patchy dense fog in the morning. Waves 1 to 3 feet.
.WEDNESDAY NIGHT...West wind 10 to 15 knots. Gusts up to 20 knots
early in the evening. Partly cloudy. Waves 1 to 3 feet.
.THURSDAY...West wind 5 to 10 knots becoming southwest in the
afternoon. Sunny. Waves 1 foot or less.

$$

LSZ142-143-041015-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
918 PM CDT Tue Jun 3 2025

.REST OF TONIGHT...West wind 5 to 10 knots. Areas of smoke in the
late evening and early morning. Patchy fog after midnight. Waves
1 foot or less.
.WEDNESDAY...West wind 5 knots becoming southwest in the late
morning and afternoon. Sunny. Waves 1 foot or less.
.WEDNESDAY NIGHT...West wind 5 to 10 knots. Partly cloudy. Waves
1 foot or less.
.THURSDAY...Southwest wind 5 knots. Sunny. Waves 1 foot or less.

$$

LSZ144-145-041015-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
918 PM CDT Tue Jun 3 2025

.REST OF TONIGHT...West wind 5 to 10 knots. Areas of smoke in the
late evening and early morning. Patchy fog after midnight. Waves
1 foot or less.
.WEDNESDAY...Southwest wind 5 to 10 knots. Sunny. Waves 1 foot or
less.
.WEDNESDAY NIGHT...Southwest wind 5 to 10 knots. Partly cloudy.
Waves 1 foot or less.
.THURSDAY...Southwest wind 5 knots. Sunny. Waves 1 foot or less.

$$

LSZ146-041015-
Port Wing to Sand Island WI-
918 PM CDT Tue Jun 3 2025

.REST OF TONIGHT...Southwest wind 5 to 10 knots. Areas of smoke
through the night. Patchy fog after midnight. Waves 1 foot or
less.
.WEDNESDAY...Southwest wind 5 to 10 knots. Sunny. Waves 1 foot or
less.
.WEDNESDAY NIGHT...Southwest wind 5 to 10 knots. Partly cloudy.
Waves 1 foot or less.
.THURSDAY...Southwest wind 5 knots. Sunny. Waves 1 foot or less.

$$

LSZ147-041015-
Sand Island to Bayfield WI-
918 PM CDT Tue Jun 3 2025

.REST OF TONIGHT...Southwest wind 5 to 10 knots becoming west
toward daybreak. Areas of smoke through the night. Patchy fog
after midnight. Waves 1 foot or less.
.WEDNESDAY...West wind 5 to 10 knots becoming southwest late in
the afternoon. Areas of smoke in the morning. Waves 1 foot or
less.
.WEDNESDAY NIGHT...Southwest wind 5 to 10 knots. Partly cloudy.
Waves 1 foot or less.
.THURSDAY...West wind 5 knots becoming south late in the
afternoon. Sunny. Waves 1 foot or less.

$$

LSZ150-041015-
Outer Apostle Islands Beyond 5 NM from Mainland-
918 PM CDT Tue Jun 3 2025

.REST OF TONIGHT...Southwest wind 5 to 10 knots becoming west
toward daybreak. Areas of smoke and patchy fog. Waves 1 foot or
less.
.WEDNESDAY...West wind 5 to 10 knots becoming southwest in the
afternoon. Areas of smoke and patchy dense fog in the morning.
Waves 1 foot or less.
.WEDNESDAY NIGHT...Southwest wind 5 to 10 knots. Partly cloudy.
Waves 1 foot or less.
.THURSDAY...West wind 5 to 10 knots becoming south late in the
afternoon. Sunny. Waves 1 foot or less.

$$

LSZ121-041015-
Chequamegon Bay-Bayfield to Oak Point WI-
918 PM CDT Tue Jun 3 2025

.REST OF TONIGHT...Southwest wind 5 knots becoming west toward
daybreak. Areas of smoke and patchy fog. Waves 1 foot or less.
.WEDNESDAY...West wind 5 knots becoming south late in the
afternoon. Sunny. Waves 1 foot or less.
.WEDNESDAY NIGHT...Southwest wind 5 knots. Partly cloudy. Waves
1 foot or less.
.THURSDAY...Southwest wind 5 knots becoming west late in the
morning, then becoming northeast early in the afternoon becoming
east late in the afternoon. Sunny. Waves 1 foot or less.

$$

LSZ148-041015-
Oak Point to Saxon Harbor WI-
918 PM CDT Tue Jun 3 2025

.REST OF TONIGHT...Southwest wind 5 to 10 knots. Areas of smoke
through the night. Patchy fog after midnight. Waves 1 foot or
less.
.WEDNESDAY...Southwest wind 5 knots becoming southeast late in
the afternoon. Areas of smoke in the morning. Waves 1 foot or
less.
.WEDNESDAY NIGHT...Southwest wind 5 knots. Partly cloudy. Waves
1 foot or less.
.THURSDAY...Southwest wind 5 knots becoming northwest late in the
morning, then becoming northeast early in the afternoon becoming
east late in the afternoon. Sunny. Waves 1 foot or less.

$$

Graphical marine forecasts are available online at:
weather.gov/greatlakes

KML