Nearshore Marine Forecast
Issued by NWS Duluth, MN

Home | Current Version | Previous Version | Graphics & Text | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
000
FZUS53 KDLH 141417
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
917 AM CDT Thu Mar 14 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.

LSZ140-141-142215-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
917 AM CDT Thu Mar 14 2024

.REST OF TODAY...East wind 10 to 15 knots. Gusts up to 20 knots
in the late morning and early afternoon. Sunny. Waves 1 to
3 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming north in the
late evening and overnight. Partly cloudy. Waves 1 to 2 feet.
.FRIDAY...Northwest wind 5 to 10 knots becoming southwest late in
the morning, then rising to 15 to 20 knots with gusts to around
25 knots in the afternoon. Partly sunny. Waves 1 to 3 feet
building to 2 to 4 feet late in the afternoon. A small craft
advisory may be needed.
.FRIDAY NIGHT...Southwest wind 20 to 25 knots. Gusts up to
25 knots increasing to 35 knots in the late evening and early
morning, then decreasing to 30 knots early in the morning. Rain
likely through the night. Waves 5 to 8 feet. Waves occasionally
to 10 feet. A gale warning may be needed.

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

$$

LSZ143-142215-
Silver Bay Harbor to Two Harbors MN-
917 AM CDT Thu Mar 14 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON...

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots late. Mostly sunny. Waves 3 to
5 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming northwest after
midnight. Partly cloudy in the evening then becoming mostly
cloudy. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late
evening and overnight.
.FRIDAY...West wind 10 to 15 knots becoming southwest 15 to
20 knots in the afternoon. Partly sunny. Waves 1 foot or less
building to 2 to 4 feet in the afternoon. A small craft advisory
may be needed.
.FRIDAY NIGHT...Southwest wind 20 to 25 knots. Gusts up to
30 knots in the late evening and early morning decreasing to
25 knots. Chance of rain through the night. Waves 4 to 7 feet.
Waves occasionally to 9 feet. A small craft advisory may be
needed.

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

$$

LSZ142-142215-
Taconite Harbor to Silver Bay Harbor MN-
917 AM CDT Thu Mar 14 2024

.REST OF TODAY...East wind 10 to 15 knots. Gusts up to 20 knots
in the late morning and early afternoon. Mostly sunny. Waves 2 to
4 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming northwest after
midnight. Mostly clear in the evening then becoming mostly
cloudy. Waves 1 to 2 feet.
.FRIDAY...West wind 5 to 10 knots becoming southwest 15 to
20 knots with gusts to around 25 knots in the afternoon. Partly
sunny. Waves 1 foot or less building to 2 to 4 feet in the
afternoon. A small craft advisory may be needed.
.FRIDAY NIGHT...Southwest wind 20 to 25 knots with gales to
around 35 knots becoming west 15 to 20 knots with gusts to around
25 knots early in the morning. Rain likely through the night.
Waves 4 to 6 feet. Waves occasionally to 8 feet. A gale warning
may be needed.

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

$$

LSZ144-145-142215-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
917 AM CDT Thu Mar 14 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON...

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots late. Partly sunny in the late
morning and early afternoon then clearing. Waves 4 to 6 feet.
Waves occasionally to 7 feet.
.TONIGHT...Northeast wind 10 to 15 knots with gusts to around
20 knots becoming north 5 knots after midnight, then becoming
northwest early in the morning. Partly cloudy. Waves 2 to 4 feet
subsiding to 1 to 2 feet in the late evening and overnight.
.FRIDAY...West wind 15 to 20 knots with gusts to around 25 knots.
Partly sunny. Waves 1 to 3 feet building to 2 to 4 feet late in
the afternoon. A small craft advisory may be needed.
.FRIDAY NIGHT...Southwest wind up to 30 knots. Gusts up to
35 knots late in the evening. Chance of rain through the night.
Waves 4 to 7 feet. Waves occasionally to 9 feet. A gale warning
may be needed.

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

$$

LSZ146-142215-
Port Wing to Sand Island WI-
917 AM CDT Thu Mar 14 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON...

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots late. Partly sunny in the late
morning and early afternoon then clearing. Waves 3 to 5 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming northwest early
in the morning. Partly cloudy. Waves 1 to 3 feet.
.FRIDAY...West wind 15 to 20 knots with gusts to around 25 knots.
Partly sunny. Waves 1 foot or less building to 2 to 4 feet in the
afternoon. A small craft advisory may be needed.
.FRIDAY NIGHT...Southwest wind 20 to 25 knots. Gusts up to
25 knots early in the evening increasing to 30 knots, then
increasing to 35 knots after midnight. Chance of rain through the
night. Waves 3 to 5 feet building to 4 to 7 feet in the late
evening and overnight. Waves occasionally to 9 feet. A gale
warning may be needed.

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

$$

LSZ147-142215-
Sand Island to Bayfield WI-
917 AM CDT Thu Mar 14 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON...

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots in the afternoon. Mostly sunny.
Waves 2 to 4 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming northwest after
midnight. Partly cloudy. Waves 1 to 3 feet.
.FRIDAY...West wind 15 to 20 knots with gusts to around 25 knots.
Partly sunny. Waves 1 to 3 feet building to 2 to 4 feet late in
the afternoon.
.FRIDAY NIGHT...Southwest wind 20 to 25 knots. Gusts up to
25 knots increasing to 30 knots late in the evening, then
increasing to 35 knots after midnight decreasing to 30 knots
early in the morning. Chance of rain through the night. Waves
4 to 6 feet. Waves occasionally to 8 feet. A gale warning may be
needed.

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

$$

LSZ121-142215-
Chequamegon Bay-Bayfield to Oak Point WI-
917 AM CDT Thu Mar 14 2024

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 5 PM CDT THIS AFTERNOON...

.REST OF TODAY...Northeast wind 10 to 15 knots with gusts to
around 20 knots. Mostly sunny. Waves 1 to 2 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming northwest early
in the morning. Partly cloudy. Waves 1 to 2 feet.
.FRIDAY...West wind 5 to 10 knots. Partly sunny. Waves 1 foot or
less.
.FRIDAY NIGHT...Southwest wind 20 to 25 knots with gales to
around 35 knots. Chance of rain through the night. Waves 1 to
3 feet subsiding to 1 to 2 feet early in the morning. A gale
warning may be needed.

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

$$

LSZ148-142215-
Oak Point to Saxon Harbor WI-
917 AM CDT Thu Mar 14 2024

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

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
20 knots increasing to 25 knots early in the afternoon, then
decreasing to 20 knots late. Mostly sunny. Waves 4 to 6 feet.
Waves occasionally to 7 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming northwest early
in the morning. Partly cloudy. Waves 3 to 5 feet subsiding to
1 to 3 feet after midnight.
.FRIDAY...West wind 5 to 10 knots. Partly sunny. Waves 1 to
2 feet.
.FRIDAY NIGHT...Southwest wind 15 to 20 knots. Gusts up to
20 knots increasing to 30 knots in the late evening and early
morning, then decreasing to 25 knots early in the morning. Chance
of rain through the night. Waves 1 to 3 feet building to 2 to
4 feet after midnight.

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

$$

LSZ150-142215-
Outer Apostle Islands Beyond 5 NM from Mainland-
917 AM CDT Thu Mar 14 2024

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

.REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to
25 knots decreasing to 20 knots in the afternoon. Mostly sunny.
Waves 3 to 5 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming north after
midnight. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to
2 feet after midnight.
.FRIDAY...West wind 10 to 15 knots becoming southwest 15 to
20 knots with gusts to around 25 knots in the afternoon. Partly
sunny. Waves 1 to 3 feet building to 2 to 4 feet late in the
afternoon. A small craft advisory may be needed.
.FRIDAY NIGHT...Southwest wind 20 to 25 knots. Gusts up to
25 knots increasing to 30 knots late in the evening, then
increasing to 35 knots after midnight decreasing to 30 knots
early in the morning. Chance of rain through the night. Waves
4 to 7 feet. Waves occasionally to 9 feet. A gale warning may be
needed.

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

$$

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

PA


USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.