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FZUS53 KDLH 140911
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Nearshore Marine Forecast
National Weather Service Duluth MN
311 AM CST Fri Nov 14 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.

LSZ140-141700-
Grand Portage to Grand Marais MN-
311 AM CST Fri Nov 14 2025

.TODAY...Southeast wind 5 to 10 knots. Gusts up to 20 knots late
in the morning. Partly sunny. Waves 1 to 3 feet.
.TONIGHT...South wind 5 to 10 knots becoming southwest in the
late evening and overnight. Slight chance of rain in the evening,
then chance of rain after midnight. Waves 1 to 3 feet.
.SATURDAY...Northwest wind 15 to 20 knots with gusts to around
30 knots. Chance of rain in the morning. Waves 1 to 3 feet.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to
30 knots decreasing to 25 knots in the late evening and
overnight. Partly cloudy. Waves 1 to 2 feet.

$$

LSZ141-141700-
Grand Marais to Taconite Harbor MN-
311 AM CST Fri Nov 14 2025

.TODAY...East wind 5 to 10 knots. Mostly sunny. Waves 1 to
2 feet.
.TONIGHT...Northeast wind 5 knots becoming west in the late
evening and overnight. Slight chance of rain in the evening, then
chance of rain after midnight. Waves 1 foot or less.
.SATURDAY...Northwest wind 15 to 20 knots with gusts to around
30 knots. Chance of rain in the morning. Waves 1 to 3 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
30 knots decreasing to 25 knots in the late evening and
overnight. Mostly clear. Waves 1 to 2 feet.

$$

LSZ142-141700-
Taconite Harbor to Silver Bay Harbor MN-
311 AM CST Fri Nov 14 2025

.TODAY...East wind 5 to 10 knots. Mostly sunny. Waves 1 foot or
less.
.TONIGHT...Northeast wind 5 knots becoming southwest in the late
evening and overnight. Chance of rain after midnight. Waves
1 foot or less.
.SATURDAY...Northwest wind 10 to 15 knots with gusts to around
25 knots. Chance of rain in the morning. Waves 1 to 2 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots with gusts to
around 25 knots. Mostly clear. Waves 1 to 2 feet.

$$

LSZ143-141700-
Silver Bay Harbor to Two Harbors MN-
311 AM CST Fri Nov 14 2025

.TODAY...East wind 5 to 10 knots. Mostly sunny. Waves 1 foot or
less.
.TONIGHT...North wind 5 knots becoming west in the late evening
and overnight. Chance of rain after midnight. Waves 1 foot or
less.
.SATURDAY...West wind 10 to 15 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. Chance
of rain in the morning. Waves 1 to 2 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots with gusts to
around 25 knots. Mostly clear. Waves 1 to 2 feet.

$$

LSZ144-141700-
Two Harbors to Duluth MN-
311 AM CST Fri Nov 14 2025

.TODAY...East wind 5 to 10 knots. Mostly sunny. Waves 1 foot or
less.
.TONIGHT...East wind 5 knots becoming west in the late evening
and overnight. Chance of rain after midnight. Waves 1 foot or
less.
.SATURDAY...Northwest wind 15 to 20 knots with gusts to around
25 knots. Chance of rain in the morning. Waves 1 to 2 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots early in the morning. Mostly
clear. Waves 1 to 2 feet.

$$

LSZ145-141700-
Duluth MN to Port Wing WI-
311 AM CST Fri Nov 14 2025

.TODAY...Southeast wind 5 knots becoming east in the afternoon.
Mostly sunny. Waves 1 foot or less.
.TONIGHT...Southeast wind 5 knots becoming southwest in the late
evening and overnight. Chance of rain after midnight. Waves
1 foot or less.
.SATURDAY...West wind 15 to 20 knots with gusts to around
30 knots. Chance of rain in the morning. Waves 1 to 3 feet
building to 2 to 4 feet in the afternoon.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to
30 knots decreasing to 20 knots. Mostly clear. Waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight.

$$

LSZ146-141700-
Port Wing to Sand Island WI-
311 AM CST Fri Nov 14 2025

.TODAY...Southeast wind 5 to 10 knots becoming east in the
afternoon. Mostly sunny. Waves 1 foot or less.
.TONIGHT...South wind 5 knots becoming west in the late evening
and overnight. Chance of rain after midnight. Waves 1 foot or
less.
.SATURDAY...West wind 15 to 20 knots. Gusts up to 20 knots
increasing to 30 knots. Chance of rain in the morning. Waves 1 to
3 feet building to 2 to 4 feet in the afternoon.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to
around 30 knots easing to 10 to 15 knots with gusts to around
25 knots after midnight. Mostly clear. Waves 2 to 4 feet
subsiding to 1 to 3 feet after midnight.

$$

LSZ147-141700-
Sand Island to Bayfield WI-
311 AM CST Fri Nov 14 2025

.TODAY...Southeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot
or less.
.TONIGHT...South wind 5 knots becoming southwest in the late
evening and overnight. Chance of rain after midnight. Waves
1 foot or less.
.SATURDAY...West wind 15 to 20 knots. Gusts up to 20 knots
increasing to 30 knots. Chance of rain in the morning. Waves 1 to
3 feet building to 2 to 4 feet in the afternoon.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to
30 knots decreasing to 25 knots after midnight. Mostly clear.
Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning.

$$

LSZ150-141700-
Outer Apostle Islands Beyond 5 NM from Mainland-
311 AM CST Fri Nov 14 2025

.TODAY...Southeast wind 5 to 10 knots. Mostly sunny. Waves 1 foot
or less.
.TONIGHT...South wind 5 to 10 knots becoming west 10 to 15 knots
early in the morning. Chance of rain after midnight. Waves 1 foot
or less.
.SATURDAY...West wind 15 to 20 knots. Gusts up to 20 knots
increasing to 30 knots. Chance of rain in the morning. Waves 1 to
2 feet building to 2 to 4 feet in the late morning and afternoon.
A small craft advisory may be needed.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to
30 knots decreasing to 25 knots after midnight. Mostly clear.
Waves 2 to 4 feet. A small craft advisory may be needed.

$$

LSZ121-141700-
Chequamegon Bay-Bayfield to Oak Point WI-
311 AM CST Fri Nov 14 2025

.TODAY...South wind 5 knots. Mostly sunny. Waves 1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots becoming west early in
the morning. Chance of rain after midnight. Waves 1 foot or less.
.SATURDAY...West wind 10 knots with gusts to around 20 knots
rising to 15 to 20 knots with gusts to around 25 knots in the
late morning and afternoon. Chance of rain in the morning. Waves
1 to 2 feet.
.SATURDAY NIGHT...Northwest wind 10 to 15 knots with gusts to
around 25 knots. Mostly clear. Waves 1 to 2 feet.

$$

LSZ148-141700-
Oak Point to Saxon Harbor WI-
311 AM CST Fri Nov 14 2025

.TODAY...South wind 5 to 10 knots. Gusts up to 20 knots late in
the afternoon. Mostly sunny. Waves 1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots with gusts to around
20 knots becoming west early in the morning. Chance of rain after
midnight. Waves 1 foot or less.
.SATURDAY...West wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. Chance
of rain in the morning. Waves 1 to 2 feet building to 1 to 3 feet
in the afternoon.
.SATURDAY NIGHT...Northwest wind 15 to 20 knots with gusts to
around 25 knots. Mostly clear. Waves 1 to 3 feet.

$$

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

WFO DLH