Nearshore Marine Forecast
Issued by NWS Duluth, MN

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FZUS53 KDLH 230827
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
327 AM CDT Sat Mar 23 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.

LSZ140-141-231615-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE SUNDAY NIGHT...
...GALE WARNING IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots becoming southwest in the
afternoon. Sunny. Waves 1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots becoming northeast early
in the morning. Partly cloudy in the evening then becoming mostly
cloudy. Waves 1 foot or less.
.SUNDAY...East wind 20 to 25 knots with gusts to around 30 knots.
Slight chance of snow in the morning, then chance of snow in the
afternoon. Waves 1 to 2 feet building to 4 to 6 feet in the
afternoon. Waves occasionally to 7 feet.
.SUNDAY NIGHT...East wind up to 30 knots. Gusts up to 30 knots
increasing to 35 knots early in the morning. Snow. Waves 5 to
8 feet. Waves occasionally to 11 feet.

Note...Wave height forecasts are for ice free areas.

$$

LSZ142-143-231615-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE SUNDAY NIGHT...
...GALE WARNING IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots becoming southwest in the
afternoon. Sunny. Waves 1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots becoming northeast in the
late evening and overnight. Partly cloudy in the evening then
becoming mostly cloudy. Waves 1 foot or less.
.SUNDAY...East wind 5 to 10 knots rising to up to 30 knots with
gales to around 35 knots in the late morning and afternoon.
Chance of snow in the morning, then snow in the afternoon. Waves
1 to 2 feet building to 5 to 8 feet. Waves occasionally to
10 feet. A gale warning may be needed.
.SUNDAY NIGHT...East wind up to 30 knots with gales to around
35 knots. Snow. Waves 6 to 9 feet. Waves occasionally to 12 feet.

Note...Wave height forecasts are for ice free areas.

$$

LSZ145-231615-
Duluth MN to Port Wing WI-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE SUNDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots becoming west in the
afternoon. Sunny. Waves 1 foot or less.
.TONIGHT...South wind 5 knots becoming southeast in the late
evening and overnight. Slight chance of snow after midnight.
Waves 1 foot or less.
.SUNDAY...Southeast wind 5 to 10 knots becoming east up to
30 knots with gales to around 35 knots in the late morning and
afternoon. Chance of snow in the morning, then snow in the
afternoon. Waves 1 to 3 feet building to 5 to 8 feet. Waves
occasionally to 10 feet. A gale warning may be needed.
.SUNDAY NIGHT...East wind up to 30 knots with gales to around
35 knots. Snow through the night. Slight chance of rain after
midnight. Waves 6 to 9 feet. Waves occasionally to 12 feet. A
gale warning may be needed.

Note...Wave height forecasts are for ice free areas.

$$

LSZ144-231615-
Two Harbors to Duluth MN-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE SUNDAY NIGHT...
...GALE WARNING IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots becoming west in the
afternoon. Sunny. Waves 1 foot or less.
.TONIGHT...Southwest wind 5 knots becoming southeast in the late
evening and overnight. Slight chance of snow after midnight.
Waves 1 foot or less.
.SUNDAY...Southeast wind 5 to 10 knots becoming east up to
30 knots with gales to around 35 knots in the late morning and
afternoon. Chance of snow in the morning, then snow in the
afternoon. Waves 1 to 3 feet building to 5 to 8 feet. Waves
occasionally to 11 feet. A gale warning may be needed.
.SUNDAY NIGHT...East wind up to 30 knots. Gales up to 40 knots
decreasing to 35 knots in the late evening and overnight. Snow
through the night. Slight chance of rain after midnight. Waves
7 to 10 feet. Waves occasionally to 12 feet.

Note...Wave height forecasts are for ice free areas.

$$

LSZ146-231615-
Port Wing to Sand Island WI-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE SUNDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots becoming west in the
afternoon. Sunny. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 5 knots becoming south in the late
evening and overnight. Mostly cloudy. Waves 1 foot or less.
.SUNDAY...Southeast wind 10 to 15 knots with gusts to around
20 knots becoming east 20 to 25 knots with gusts to around
30 knots in the afternoon. Chance of snow in the morning, then
snow in the afternoon. Waves 1 to 2 feet building to 4 to 6 feet.
Waves occasionally to 8 feet.
.SUNDAY NIGHT...East wind 20 to 25 knots with gusts to around
30 knots. Snow through the night. Slight chance of rain after
midnight. Waves 4 to 7 feet. Waves occasionally to 9 feet.

Note...Wave height forecasts are for ice free areas.

$$

LSZ147-231615-
Sand Island to Bayfield WI-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE SUNDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots becoming west late in the
afternoon. Sunny. Waves 1 to 2 feet.
.TONIGHT...South wind 5 to 10 knots. Mostly cloudy. Waves 1 foot
or less.
.SUNDAY...Southeast wind 10 to 15 knots becoming east 20 to
25 knots with gusts to around 30 knots in the afternoon. Chance
of snow in the morning, then snow in the afternoon. Waves 1 foot
or less building to 3 to 5 feet in the afternoon.
.SUNDAY NIGHT...East wind 20 to 25 knots. Gusts up to 30 knots
decreasing to 25 knots after midnight, then increasing to
30 knots early in the morning. Snow through the night. Slight
chance of rain after midnight. Waves 4 to 6 feet. Waves
occasionally to 7 feet.

Note...Wave height forecasts are for ice free areas.

$$

LSZ121-231615-
Chequamegon Bay-Bayfield to Oak Point WI-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots. Sunny. Waves 1 foot or
less.
.TONIGHT...East wind 5 knots becoming southeast in the late
evening and overnight. Mostly cloudy. Waves 1 foot or less.
.SUNDAY...Southeast wind 10 to 15 knots becoming east 15 to
20 knots with gusts to around 25 knots in the afternoon. Chance
of snow in the morning, then snow in the afternoon. Waves 1 to
2 feet building to 1 to 3 feet late in the afternoon.
.SUNDAY NIGHT...East wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots in the late evening and early morning,
then increasing to 25 knots early in the morning. Snow through
the night. Slight chance of rain after midnight. Waves 1 to
3 feet.

Note...Wave height forecasts are for ice free areas.

$$

LSZ148-231615-
Oak Point to Saxon Harbor WI-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots. Sunny. Waves 1 to 2 feet.
.TONIGHT...Southeast wind 5 knots becoming south after midnight.
Mostly cloudy. Waves 1 foot or less.
.SUNDAY...Southeast wind 10 to 15 knots becoming east 15 to
20 knots with gusts to around 25 knots in the afternoon. Chance
of snow in the morning, then snow in the afternoon. Waves 1 to
2 feet building to 2 to 4 feet late in the afternoon.
.SUNDAY NIGHT...East wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots after midnight, then increasing to
25 knots early in the morning. Snow through the night. Slight
chance of rain after midnight. Waves 2 to 4 feet.

Note...Wave height forecasts are for ice free areas.

$$

LSZ150-231615-
Outer Apostle Islands Beyond 5 NM from Mainland-
327 AM CDT Sat Mar 23 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM SUNDAY MORNING THROUGH
LATE SUNDAY NIGHT...
...GALE WATCH IN EFFECT FROM LATE SUNDAY NIGHT THROUGH LATE
MONDAY NIGHT...

.TODAY...Northwest wind 5 to 10 knots becoming west late in the
afternoon. Sunny. Waves 1 to 2 feet.
.TONIGHT...South wind 5 to 10 knots. Partly cloudy in the evening
then becoming mostly cloudy. Waves 1 foot or less.
.SUNDAY...Southeast wind 10 to 15 knots with gusts to around
20 knots becoming east 20 to 25 knots with gusts to around
30 knots in the afternoon. Chance of snow in the morning, then
snow in the afternoon. Waves 1 to 2 feet building to 4 to 6 feet.
Waves occasionally to 7 feet.
.SUNDAY NIGHT...East wind 20 to 25 knots with gusts to around
30 knots. Snow through the night. Slight chance of rain after
midnight. Waves 4 to 7 feet. Waves occasionally to 9 feet.

Note...Wave height forecasts are for ice free areas.

$$

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

Huyck


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