Nearshore Marine Forecast
Issued by NWS Duluth, MN

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644
FZUS53 KDLH 211528
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
1028 AM CDT Sat Sep 21 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.

LSZ140-141-212215-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH SUNDAY MORNING...

.REST OF TODAY...East wind 5 to 10 knots. Gusts up to 20 knots
late. Chance of rain showers through the day. Slight chance of
thunderstorms in the afternoon. Waves 1 foot or less.
.TONIGHT...West wind 10 to 15 knots with gusts to around 25 knots
becoming northwest with gusts to around 25 knots after midnight.
Chance of rain showers and slight chance of thunderstorms in the
evening. Waves 1 to 2 feet.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots. Sunny. Waves 1 to 2 feet.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ143-212215-
Silver Bay Harbor to Two Harbors MN-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH LATE TONIGHT...

.REST OF TODAY...Northeast wind 5 to 10 knots. Gusts up to
20 knots late. Slight chance of showers and thunderstorms late in
the morning, then chance of showers and thunderstorms in the
afternoon. Waves 1 foot or less.
.TONIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots
increasing to 25 knots in the late evening and early morning,
then decreasing to 20 knots early in the morning. Partly cloudy.
Waves 1 to 2 feet.
.SUNDAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots in
the morning. Sunny. Waves 1 foot or less.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ142-212215-
Taconite Harbor to Silver Bay Harbor MN-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH SUNDAY MORNING...

.REST OF TODAY...Northeast wind 5 to 10 knots. Gusts up to
20 knots late. Slight chance of showers late in the morning, then
chance of showers and thunderstorms in the afternoon. Waves
1 foot or less.
.TONIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots
increasing to 25 knots in the late evening and overnight. Slight
chance of showers and thunderstorms in the evening. Waves 1 to
2 feet.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots. Sunny. Waves 1 foot or less.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ144-145-212215-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH LATE TONIGHT...

.REST OF TODAY...East wind 5 to 10 knots with gusts to around
20 knots becoming northeast 10 to 15 knots with gusts to around
20 knots late. Slight chance of showers and thunderstorms late in
the morning, then chance of showers and thunderstorms early in
the afternoon. Slight chance of showers and thunderstorms late.
Waves 1 to 2 feet.
.TONIGHT...Northwest wind 10 to 15 knots. Gusts up to 25 knots
decreasing to 20 knots after midnight. Partly cloudy. Waves 1 to
3 feet.
.SUNDAY...Northwest wind 10 to 15 knots easing to 5 to 10 knots
in the afternoon. Sunny. Waves 1 to 2 feet.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ146-212215-
Port Wing to Sand Island WI-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH LATE TONIGHT...

.REST OF TODAY...East wind 5 to 10 knots becoming northeast with
gusts to around 20 knots in the afternoon. Slight chance of
showers and thunderstorms late in the morning. Chance of showers
and thunderstorms in the afternoon. Waves 1 to 2 feet.
.TONIGHT...Northwest wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the late evening and overnight. Slight
chance of showers and thunderstorms in the evening. Waves 1 to
2 feet building to 1 to 3 feet in the late evening and overnight.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots becoming west 5 to 10 knots with gusts to around
20 knots in the afternoon. Sunny. Waves 1 to 3 feet.
.SUNDAY NIGHT...North wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ147-212215-
Sand Island to Bayfield WI-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH SUNDAY MORNING...

.REST OF TODAY...Southeast wind 5 to 10 knots with gusts to
around 20 knots becoming north with gusts to around 20 knots
late. Slight chance of showers late in the morning. Chance of
showers and thunderstorms in the afternoon. Waves 1 foot or less.
.TONIGHT...Northwest wind 15 to 20 knots with gusts to around
25 knots easing to 10 to 15 knots with gusts to around 25 knots
early in the morning. Chance of showers and thunderstorms in the
evening. Waves 1 to 2 feet building to 1 to 3 feet in the late
evening and overnight.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots becoming west late in the afternoon. Mostly sunny. Waves
1 to 3 feet.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots becoming north early
in the morning. Mostly clear. Waves 1 foot or less.

$$

LSZ150-212215-
Outer Apostle Islands Beyond 5 NM from Mainland-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH SUNDAY MORNING...

.REST OF TODAY...Southeast wind 5 to 10 knots becoming east with
gusts to around 20 knots early in the afternoon, then becoming
north with gusts to around 20 knots late. Slight chance of
showers late in the morning, then chance of showers and
thunderstorms in the afternoon. Waves 1 to 2 feet.
.TONIGHT...West wind 15 to 20 knots with gusts to around 25 knots
becoming northwest with gusts to around 25 knots after midnight.
Chance of showers and thunderstorms in the evening. Waves 1 to
2 feet building to 2 to 4 feet in the late evening and overnight.
.SUNDAY...Northwest wind 15 to 20 knots with gusts to around
25 knots becoming west 10 knots late in the afternoon. Mostly
sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the
afternoon.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots becoming north after
midnight. Mostly clear. Waves 1 to 2 feet.

$$

LSZ121-212215-
Chequamegon Bay-Bayfield to Oak Point WI-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH SUNDAY MORNING...

.REST OF TODAY...Southeast wind 5 to 10 knots becoming east early
in the afternoon, then becoming northwest late. Gusts up to
20 knots. Slight chance of showers late in the morning, then
chance of showers and thunderstorms in the afternoon. Waves
1 foot or less.
.TONIGHT...West wind 10 to 15 knots becoming northwest after
midnight. Gusts up to 20 knots. Chance of showers and
thunderstorms in the evening. Waves 1 foot or less.
.SUNDAY...Northwest wind 5 to 10 knots. Gusts up to 20 knots
early in the morning. Mostly sunny. Waves 1 foot or less.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.

$$

LSZ148-212215-
Oak Point to Saxon Harbor WI-
1028 AM CDT Sat Sep 21 2024

...SMALL CRAFT ADVISORY IN EFFECT FROM 10 PM CDT THIS EVENING
THROUGH SUNDAY MORNING...

.REST OF TODAY...Southeast wind 5 to 10 knots with gusts to
around 20 knots becoming northeast 10 to 15 knots with gusts to
around 25 knots early in the afternoon, then becoming northwest
with gusts to around 20 knots late. Slight chance of showers late
in the morning, then chance of showers and thunderstorms in the
afternoon. Waves 1 foot or less.
.TONIGHT...West wind 10 to 15 knots becoming northwest in the
late evening and overnight. Gusts up to 20 knots. Chance of
showers and thunderstorms in the evening. Waves 1 to 3 feet.
.SUNDAY...Northwest wind 10 to 15 knots with gusts to around
20 knots easing to 5 to 10 knots in the afternoon. Mostly sunny.
Waves 1 to 3 feet.
.SUNDAY NIGHT...Northwest wind 5 to 10 knots becoming north early
in the morning. Mostly clear. Waves 1 foot or less.

$$

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

Levens