Nearshore Marine Forecast
Issued by NWS Duluth, MN

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FZUS53 KDLH 250901
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
401 AM CDT Sat May 25 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.

LSZ140-141-251615-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
401 AM CDT Sat May 25 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southwest wind 15 to 20 knots with gusts to around
25 knots. Mostly sunny. Waves 3 to 5 feet. Waves occasionally to
7 feet.
.TONIGHT...Southwest wind 5 to 10 knots with gusts to around
20 knots becoming west after midnight, then becoming southwest
early in the morning. Slight chance of rain showers through the
night. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late
evening and overnight.
.SUNDAY...Northeast wind 5 to 10 knots rising to 10 to 15 knots
in the afternoon. Slight chance of rain showers in the morning,
then chance of rain showers in the afternoon. Waves 1 to 2 feet.
.SUNDAY NIGHT...Northeast wind 5 to 10 knots becoming north 10 to
15 knots with gusts to around 20 knots after midnight. Chance of
rain showers in the evening, then slight chance of rain showers
after midnight. Waves 1 to 2 feet.

$$

LSZ142-143-251615-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
401 AM CDT Sat May 25 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southwest wind 10 to 15 knots with gusts to around
25 knots. Slight chance of rain showers late in the afternoon.
Waves 2 to 4 feet.
.TONIGHT...Southwest wind 5 to 10 knots becoming west after
midnight, then becoming north early in the morning. Chance of
rain showers in the evening, then slight chance of rain showers
after midnight. Waves 1 to 3 feet.
.SUNDAY...Northeast wind 10 to 15 knots. Slight chance of rain
showers in the morning, then chance of rain showers in the
afternoon. Waves 1 to 2 feet.
.SUNDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
early in the morning. Chance of rain showers in the evening, then
slight chance of rain showers after midnight. Waves 1 to 2 feet.

$$

LSZ144-145-251615-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
401 AM CDT Sat May 25 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots late in the afternoon. Chance of sprinkles
in the late morning and early afternoon. Slight chance of showers
and thunderstorms late in the afternoon. Waves 2 to 4 feet
subsiding to 1 to 3 feet in the afternoon.
.TONIGHT...Southwest wind 5 to 10 knots with gusts to around
20 knots becoming east early in the morning. Chance of rain
showers in the evening. Slight chance of thunderstorms through
the night. Slight chance of rain showers after midnight. Waves
1 to 2 feet.
.SUNDAY...Northeast wind 10 to 15 knots. Slight chance of rain
showers in the morning, then chance of rain showers in the
afternoon. Waves 1 to 3 feet.
.SUNDAY NIGHT...Northeast wind 10 to 15 knots becoming north 5 to
10 knots after midnight. Chance of rain showers in the evening,
then slight chance of rain showers after midnight. Waves 1 to
3 feet.

$$

LSZ146-251615-
Port Wing to Sand Island WI-
401 AM CDT Sat May 25 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots late in the afternoon. Chance of sprinkles
in the late morning and early afternoon. Slight chance of rain
showers late in the afternoon. Waves 2 to 4 feet subsiding to
1 to 3 feet late in the afternoon.
.TONIGHT...Southwest wind 5 to 10 knots becoming east early in
the morning. Chance of rain showers in the evening. Slight chance
of thunderstorms through the night. Slight chance of rain showers
after midnight. Waves 1 to 2 feet.
.SUNDAY...Northeast wind 10 to 15 knots. Slight chance of rain
showers in the morning, then chance of rain showers in the
afternoon. Waves 1 to 2 feet.
.SUNDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
early in the morning. Chance of rain showers in the evening, then
slight chance of rain showers after midnight. Waves 1 to 3 feet.

$$

LSZ147-251615-
Sand Island to Bayfield WI-
401 AM CDT Sat May 25 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southwest wind 15 to 20 knots with gusts to around
25 knots easing to 10 knots with gusts to around 20 knots late in
the afternoon. Chance of sprinkles early in the afternoon. Slight
chance of rain showers late in the afternoon. Waves 2 to 4 feet
subsiding to 1 to 2 feet late in the afternoon.
.TONIGHT...Southwest wind 5 to 10 knots becoming northwest early
in the morning. Chance of rain showers in the evening. Slight
chance of thunderstorms through the night. Slight chance of rain
showers after midnight. Waves 1 to 2 feet.
.SUNDAY...Northeast wind 10 to 15 knots. Slight chance of rain
showers in the morning, then chance of rain showers in the
afternoon. Waves 1 to 2 feet.
.SUNDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
after midnight. Chance of rain showers. Waves 1 to 3 feet.

$$

LSZ150-251615-
Outer Apostle Islands Beyond 5 NM from Mainland-
401 AM CDT Sat May 25 2024

...SMALL CRAFT ADVISORY IN EFFECT THROUGH THIS AFTERNOON...

.TODAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots late in the afternoon. Slight chance of
rain showers late in the afternoon. Waves 3 to 5 feet.
.TONIGHT...Southwest wind 5 to 10 knots becoming west early in
the morning. Chance of rain showers in the evening. Slight chance
of thunderstorms through the night. Slight chance of rain showers
after midnight. Waves 1 to 2 feet.
.SUNDAY...Northeast wind 10 to 15 knots. Slight chance of rain
showers in the morning, then chance of rain showers in the
afternoon. Waves 1 to 3 feet.
.SUNDAY NIGHT...Northeast wind 10 to 15 knots becoming north 5 to
10 knots early in the morning. Chance of rain showers. Waves 1 to
3 feet.

$$

LSZ121-251615-
Chequamegon Bay-Bayfield to Oak Point WI-
401 AM CDT Sat May 25 2024

.TODAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots in the afternoon. Chance of sprinkles in
the late morning and early afternoon. Slight chance of showers
and thunderstorms late in the afternoon. Waves 1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots with gusts to around
20 knots becoming north early in the morning. Chance of rain
showers and slight chance of thunderstorms in the evening, then
slight chance of rain showers after midnight. Waves 1 foot or
less.
.SUNDAY...Northeast wind 5 to 10 knots. Chance of rain showers.
Waves 1 foot or less.
.SUNDAY NIGHT...North wind 5 to 10 knots becoming west after
midnight, then becoming northwest early in the morning. Chance of
rain showers. Waves 1 foot or less.

$$

LSZ148-251615-
Oak Point to Saxon Harbor WI-
401 AM CDT Sat May 25 2024

.TODAY...Southwest wind 10 to 15 knots with gusts to around
25 knots easing to 10 knots with gusts to around 20 knots late in
the afternoon. Chance of sprinkles early in the afternoon. Slight
chance of showers and thunderstorms late in the afternoon. Waves
1 to 2 feet.
.TONIGHT...Southwest wind 5 to 10 knots. Chance of rain showers
and slight chance of thunderstorms in the evening, then slight
chance of rain showers after midnight. Waves 1 foot or less.
.SUNDAY...Northeast wind 10 to 15 knots. Chance of rain showers.
Waves 1 to 2 feet.
.SUNDAY NIGHT...Northeast wind 10 to 15 knots becoming northwest
5 to 10 knots after midnight. Chance of rain showers. Waves 1 to
3 feet.

$$

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

Britt