Nearshore Marine Forecast
Issued by NWS Duluth, MN

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FZUS53 KDLH 131412
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
912 AM CDT Fri Jun 13 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.

LSZ140-141-132215-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
912 AM CDT Fri Jun 13 2025

.REST OF TODAY...East wind 10 to 15 knots. Gusts up to 20 knots
in the afternoon. Slight chance of rain showers early in the
afternoon. Waves 1 to 2 feet.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the evening. Slight chance of rain showers after
midnight. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 10 to 15 knots. Chance of rain showers
through the day. Waves 1 to 2 feet.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Chance of rain
showers. Waves 1 to 2 feet.

$$

LSZ142-143-132215-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
912 AM CDT Fri Jun 13 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...Northeast wind 15 to 20 knots. Gusts up to
25 knots in the afternoon. Slight chance of rain showers late in
the morning, then chance of rain showers early in the afternoon.
Slight 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. Slight chance of rain
showers in the evening. Chance of rain showers after midnight.
Waves 2 to 4 feet.
.SATURDAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Chance of rain showers. Waves 1 to 3 feet.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Chance of rain
showers. Waves 1 to 3 feet.

$$

LSZ144-145-132215-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
912 AM CDT Fri Jun 13 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH SATURDAY MORNING...

.REST OF TODAY...Northeast wind 15 to 20 knots. Gusts up to
25 knots in the afternoon. Rain showers likely in the late
morning and early afternoon, then chance of rain showers late.
Waves 3 to 5 feet.
.TONIGHT...Northeast wind 15 to 20 knots. Gusts up to 25 knots in
the evening. Chance of rain showers. Waves 3 to 5 feet subsiding
to 2 to 4 feet after midnight.
.SATURDAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Patchy fog in the morning. Chance of rain showers
through the day. Waves 2 to 4 feet.
.SATURDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to
20 knots early in the evening. Chance of rain showers. Waves 1 to
3 feet subsiding to 1 to 2 feet in the late evening and
overnight.

$$

LSZ146-132215-
Port Wing to Sand Island WI-
912 AM CDT Fri Jun 13 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...Northeast wind 15 to 20 knots. Chance of rain
showers. Waves 2 to 4 feet.
.TONIGHT...Northeast wind 15 to 20 knots. Chance of rain showers
in the evening, then rain showers likely after midnight. Waves
2 to 4 feet subsiding to 1 to 3 feet early in the morning.
.SATURDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots
in the afternoon. Chance of rain showers. Waves 1 to 3 feet.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Chance of rain
showers. Waves 1 to 3 feet.

$$

LSZ147-132215-
Sand Island to Bayfield WI-
912 AM CDT Fri Jun 13 2025

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
20 knots in the afternoon. Chance of rain showers. Waves 1 to
3 feet.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in
the evening. Slight chance of rain showers in the evening, then
chance of rain showers after midnight. Waves 1 to 3 feet.
.SATURDAY...Northeast wind 5 to 10 knots. Chance of rain showers.
Waves 1 to 2 feet.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Chance of rain
showers. Waves 1 to 2 feet.

$$

LSZ150-132215-
Outer Apostle Islands Beyond 5 NM from Mainland-
912 AM CDT Fri Jun 13 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...Northeast wind 10 to 15 knots with gusts to
around 20 knots. Chance of rain showers. Waves 2 to 4 feet.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in
the evening. Slight chance of rain showers in the evening. Chance
of rain showers after midnight. Waves 1 to 3 feet.
.SATURDAY...Northeast wind 10 to 15 knots. Chance of rain
showers. Waves 1 to 3 feet.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Chance of rain
showers. Waves 1 to 2 feet.

$$

LSZ121-132215-
Chequamegon Bay-Bayfield to Oak Point WI-
912 AM CDT Fri Jun 13 2025

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
20 knots in the afternoon. Chance of rain showers late in the
morning, then rain showers likely early in the afternoon. Chance
of rain showers late. Waves 1 to 3 feet.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in
the evening. Chance of rain showers. Waves 1 to 3 feet.
.SATURDAY...Northeast wind 5 to 10 knots. Patchy fog in the
morning. Chance of rain showers through the day. Waves 1 foot or
less.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Chance of rain
showers. Waves 1 foot or less.

$$

LSZ148-132215-
Oak Point to Saxon Harbor WI-
912 AM CDT Fri Jun 13 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT...

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
20 knots in the afternoon. Rain showers likely in the late
morning and early afternoon, then chance of rain showers late.
Waves 2 to 4 feet.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in
the evening. Chance of rain showers in the evening, then rain
showers likely after midnight. Waves 1 to 3 feet.
.SATURDAY...Northeast wind 5 to 10 knots. Chance of rain showers.
Waves 1 to 3 feet.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots. Chance of rain
showers. Waves 1 to 2 feet.

$$

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

PA