Nearshore Marine Forecast
Issued by NWS Duluth, MN

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary Off
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 131501
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
1001 AM CDT Wed Mar 13 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.

LSZ140-141-132215-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
1001 AM CDT Wed Mar 13 2024

.REST OF TODAY...West wind 5 knots becoming south late. Partly
sunny. Waves 1 foot or less.
.TONIGHT...South wind 5 knots becoming northeast 10 to 15 knots
in the late evening and overnight. Mostly cloudy. Waves 1 to
2 feet.
.THURSDAY...East wind 10 to 15 knots. Gusts up to 20 knots in the
late morning and early afternoon. Partly sunny. Waves 1 to
3 feet.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots becoming north in
the late evening and overnight. Partly cloudy. Waves 1 to 2 feet.

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

$$

LSZ142-143-132215-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
1001 AM CDT Wed Mar 13 2024

.REST OF TODAY...Southeast wind 5 to 10 knots. Partly sunny.
Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Mostly cloudy. Waves 1 to 3 feet.
.THURSDAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Mostly cloudy. Waves 3 to 5 feet. A small craft
advisory may be needed.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
after midnight. Mostly cloudy. Waves 2 to 4 feet subsiding to
1 to 3 feet in the late evening and overnight.

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

$$

LSZ144-145-132215-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
1001 AM CDT Wed Mar 13 2024

.REST OF TODAY...Northeast wind 5 to 10 knots. Mostly cloudy.
Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Mostly cloudy. Waves 1 to 2 feet building
to 1 to 3 feet early in the morning.
.THURSDAY...Northeast wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and early afternoon,
then decreasing to 20 knots late in the afternoon. Mostly cloudy.
Waves 3 to 5 feet. A small craft advisory may be needed.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
early in the morning. Mostly cloudy. Waves 2 to 4 feet subsiding
to 1 to 3 feet in the late evening and overnight.

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

$$

LSZ146-132215-
Port Wing to Sand Island WI-
1001 AM CDT Wed Mar 13 2024

.REST OF TODAY...Northeast wind 5 to 10 knots. Partly sunny.
Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Mostly cloudy. Waves 1 to 3 feet.
.THURSDAY...Northeast wind 15 to 20 knots easing to 10 to
15 knots in the afternoon. Gusts up to 20 knots increasing to
25 knots in the late morning and early afternoon, then decreasing
to 20 knots late in the afternoon. Mostly cloudy. Waves 3 to
5 feet. A small craft advisory may be needed.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
early in the morning. Mostly cloudy. Waves 1 to 3 feet subsiding
to 1 to 2 feet in the late evening and overnight.

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

$$

LSZ147-132215-
Sand Island to Bayfield WI-
1001 AM CDT Wed Mar 13 2024

.REST OF TODAY...North wind 5 knots becoming east late. Partly
sunny. Waves 1 foot or less.
.TONIGHT...East wind 10 to 15 knots with gusts to around
20 knots. Mostly cloudy. Waves 1 to 2 feet.
.THURSDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and early afternoon,
then decreasing to 20 knots late in the afternoon. Mostly cloudy.
Waves 3 to 5 feet. A small craft advisory may be needed.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
early in the morning. Mostly cloudy. Waves 1 to 3 feet subsiding
to 1 to 2 feet in the late evening and overnight.

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

$$

LSZ121-132215-
Chequamegon Bay-Bayfield to Oak Point WI-
1001 AM CDT Wed Mar 13 2024

.REST OF TODAY...Northeast wind 5 to 10 knots. Mostly cloudy.
Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Mostly cloudy. Waves 1 to 2 feet building
to 1 to 3 feet early in the morning.
.THURSDAY...Northeast wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and early afternoon,
then decreasing to 20 knots late in the afternoon. Mostly cloudy.
Waves 4 to 6 feet. Waves occasionally to 7 feet. A small craft
advisory may be needed.
.THURSDAY NIGHT...Northeast wind 10 to 15 knots becoming north
5 knots after midnight, then becoming northwest early in the
morning. Mostly cloudy. Waves 3 to 5 feet subsiding to 1 foot or
less after midnight. A small craft advisory may be needed.

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

$$

LSZ148-132215-
Oak Point to Saxon Harbor WI-
1001 AM CDT Wed Mar 13 2024

.REST OF TODAY...Northwest wind 5 knots becoming northeast in the
afternoon. Partly sunny. Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Mostly cloudy. Waves 1 to 2 feet building
to 1 to 3 feet early in the morning.
.THURSDAY...Northeast wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and early afternoon,
then decreasing to 20 knots late in the afternoon. Mostly cloudy.
Waves 4 to 6 feet. Waves occasionally to 7 feet. A small craft
advisory may be needed.
.THURSDAY NIGHT...Northeast wind 10 to 15 knots becoming north
5 to 10 knots after midnight, then becoming northwest early in
the morning. Mostly cloudy. Waves 3 to 5 feet subsiding to 1 to
3 feet after midnight. A small craft advisory may be needed.

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

$$

LSZ150-132215-
Outer Apostle Islands Beyond 5 NM from Mainland-
1001 AM CDT Wed Mar 13 2024

.REST OF TODAY...North wind 5 to 10 knots becoming east late.
Partly sunny. Waves 1 foot or less.
.TONIGHT...East wind 10 to 15 knots. Gusts up to 20 knots after
midnight. Mostly cloudy. Waves 1 to 2 feet building to 1 to
3 feet early in the morning.
.THURSDAY...Northeast wind 5 to 15 knots with gusts to around
25 knots rising to 15 to 20 knots with gusts to around 25 knots
in the late morning and afternoon. Mostly cloudy. Waves 4 to
6 feet. Waves occasionally to 7 feet. A small craft advisory may
be needed.
.THURSDAY NIGHT...Northeast wind 10 to 15 knots becoming
northwest 5 to 10 knots after midnight. Mostly cloudy. Waves 3 to
5 feet subsiding to 1 to 3 feet after midnight. A small craft
advisory may be needed.

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

$$

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

KML


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