Nearshore Marine Forecast
Issued by NWS Duluth, MN

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FZUS53 KDLH 121629
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
1129 AM CDT Sun May 12 2024

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.

LSZ140-141-122215-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
1129 AM CDT Sun May 12 2024

.REST OF TODAY...Southwest wind 10 to 15 knots with gusts to
around 20 knots. Areas of smoke in the afternoon. Waves 1 to
3 feet.
.TONIGHT...West wind 10 to 15 knots with gusts to around 20 knots
becoming northwest 5 to 10 knots with gusts to around 20 knots in
the late evening and overnight. Areas of smoke in the evening.
Waves 1 to 2 feet.
.MONDAY...North wind 5 to 10 knots becoming southwest in the
afternoon. Sunny. Waves 1 foot or less.
.MONDAY NIGHT...Southwest wind 5 to 10 knots becoming north in
the late evening and overnight. Mostly clear. Waves 1 foot or
less.

$$

LSZ142-143-122215-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
1129 AM CDT Sun May 12 2024

.REST OF TODAY...Southwest wind 5 to 10 knots with gusts to
around 20 knots becoming west 10 to 15 knots with gusts to around
20 knots late. Areas of smoke in the afternoon. Waves 1 to
2 feet.
.TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots
until early morning. Areas of smoke through the night. Waves
1 foot or less.
.MONDAY...North wind 5 to 10 knots becoming south in the late
morning and early afternoon, then becoming southeast late in the
afternoon. Sunny. Waves 1 foot or less.
.MONDAY NIGHT...East wind 5 to 10 knots becoming northeast in the
late evening and overnight. Mostly clear. Waves 1 foot or less.

$$

LSZ144-145-122215-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
1129 AM CDT Sun May 12 2024

.REST OF TODAY...West wind 5 to 10 knots becoming northwest 10 to
15 knots late. Areas of smoke late. Waves 1 foot or less.
.TONIGHT...Northwest wind 10 to 15 knots. Areas of smoke through
the night. Waves 1 foot or less.
.MONDAY...North wind 5 to 10 knots becoming northeast in the late
morning and afternoon. Sunny. Waves 1 foot or less.
.MONDAY NIGHT...Northeast wind 10 to 15 knots. Mostly clear.
Waves 1 to 2 feet.

$$

LSZ146-122215-
Port Wing to Sand Island WI-
1129 AM CDT Sun May 12 2024

.REST OF TODAY...West wind 5 to 10 knots. Gusts up to 20 knots
late in the morning. Areas of smoke late. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 5 to 10 knots. Areas of smoke. Waves
1 to 2 feet.
.MONDAY...North wind 5 to 10 knots becoming east in the
afternoon. Sunny. Waves 1 foot or less.
.MONDAY NIGHT...Northeast wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ150-122215-
Outer Apostle Islands Beyond 5 NM from Mainland-
1129 AM CDT Sun May 12 2024

.REST OF TODAY...West wind 10 to 15 knots. Gusts up to 20 knots
late in the morning. Areas of smoke late. Waves 1 to 2 feet.
.TONIGHT...West wind 5 to 10 knots becoming northwest 10 to
15 knots in the late evening and overnight. Areas of smoke
through the night. Waves 1 to 3 feet.
.MONDAY...North wind 5 to 10 knots becoming southeast in the
afternoon. Sunny. Waves 1 to 2 feet.
.MONDAY NIGHT...Southeast wind 5 to 10 knots becoming northeast
in the late evening and overnight. Mostly clear. Waves 1 foot or
less.

$$

LSZ147-122215-
Sand Island to Bayfield WI-
1129 AM CDT Sun May 12 2024

.REST OF TODAY...West wind 5 to 10 knots. Gusts up to 20 knots
late in the morning. Areas of smoke late. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Areas of smoke through
the night. Waves 1 to 2 feet.
.MONDAY...North wind 5 to 10 knots becoming east in the
afternoon. Sunny. Waves 1 foot or less.
.MONDAY NIGHT...Southeast wind 5 to 10 knots becoming northeast
in the late evening and overnight. Mostly clear. Waves 1 foot or
less.

$$

LSZ121-122215-
Chequamegon Bay-Bayfield to Oak Point WI-
1129 AM CDT Sun May 12 2024

.REST OF TODAY...West wind 5 to 10 knots becoming northwest in
the afternoon. Areas of smoke late. Waves 1 foot or less.
.TONIGHT...Northwest wind 5 to 10 knots. Areas of smoke. Waves
1 foot or less.
.MONDAY...North wind 5 to 10 knots becoming east in the
afternoon. Sunny. Waves 1 foot or less.
.MONDAY NIGHT...Northeast wind 5 to 10 knots. Clear. Waves 1 foot
or less.

$$

LSZ148-122215-
Oak Point to Saxon Harbor WI-
1129 AM CDT Sun May 12 2024

.REST OF TODAY...West wind 5 to 10 knots becoming northwest in
the afternoon. Slight chance of showers and thunderstorms early
in the afternoon. Areas of smoke late. Waves 1 foot or less.
.TONIGHT...West wind 5 to 10 knots becoming northwest in the late
evening and overnight. Areas of smoke. Waves 1 foot or less.
.MONDAY...North wind 5 to 10 knots becoming east in the
afternoon. Sunny. Waves 1 foot or less.
.MONDAY NIGHT...Northeast wind 5 to 10 knots. Clear. Waves 1 foot
or less.

$$

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

BJH