Nearshore Marine Forecast
Issued by NWS Duluth, MN

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709
FZUS53 KDLH 210854
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
354 AM CDT Fri Jun 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.

LSZ140-141-211615-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
354 AM CDT Fri Jun 21 2024

.TODAY...East wind 5 to 10 knots becoming southeast in the
afternoon. Slight chance of rain showers in the afternoon. Waves
1 foot or less.
.TONIGHT...East wind 5 to 10 knots becoming northeast early in
the morning. Slight chance of rain showers in the evening, then
chance of rain showers after midnight. Waves 1 foot or less.
.SATURDAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Chance of rain showers through the day. Slight chance
of thunderstorms in the afternoon. Waves 1 to 2 feet building to
1 to 3 feet in the late morning and afternoon.
.SATURDAY NIGHT...Northeast wind 10 to 15 knots with gusts to
around 20 knots becoming northwest 5 to 10 knots after midnight.
Chance of rain showers and slight chance of thunderstorms. Waves
1 to 3 feet.

$$

LSZ142-143-211615-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
354 AM CDT Fri Jun 21 2024

.TODAY...Northeast wind 5 to 10 knots. Chance of rain showers in
the late morning and afternoon. Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Patchy fog through the night. Chance of
rain showers through the night. Slight chance of thunderstorms
after midnight. Waves 1 to 2 feet.
.SATURDAY...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. Rain showers
likely in the morning. Slight chance of thunderstorms through the
day. Chance of rain showers in the afternoon. Waves 2 to 4 feet.
A small craft advisory may be needed.
.SATURDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest
after midnight. Slight chance of thunderstorms in the evening.
Chance of rain showers through the night. Waves 2 to 4 feet
subsiding to 1 to 3 feet in the late evening and overnight.

$$

LSZ144-145-211615-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
354 AM CDT Fri Jun 21 2024

.TODAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots late
in the afternoon. Chance of rain showers in the morning, then
rain showers likely and slight chance of thunderstorms in the
afternoon. Waves 1 to 2 feet.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Patchy fog. Chance of rain showers and
slight chance of thunderstorms. Waves 1 to 3 feet.
.SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots
decreasing to 20 knots late in the afternoon. Rain showers likely
and slight chance of thunderstorms. Waves 2 to 4 feet. A small
craft advisory may be needed.
.SATURDAY NIGHT...Northeast wind 10 to 15 knots becoming west
5 knots after midnight. Chance of rain showers and slight chance
of thunderstorms in the evening, then slight chance of rain
showers after midnight. Waves 2 to 4 feet subsiding to 1 to
3 feet in the late evening and overnight.

$$

LSZ146-211615-
Port Wing to Sand Island WI-
354 AM CDT Fri Jun 21 2024

.TODAY...Northeast wind 5 to 10 knots. Chance of rain showers in
the morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Patchy fog. Chance of rain showers and
slight chance of thunderstorms. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Rain showers likely and slight chance of thunderstorms.
Waves 3 to 5 feet. A small craft advisory may be needed.
.SATURDAY NIGHT...Northeast wind 10 to 15 knots becoming west
5 to 10 knots after midnight. Chance of rain showers and slight
chance of thunderstorms in the evening, then slight chance of
rain showers after midnight. Waves 2 to 4 feet subsiding to 1 to
2 feet after midnight. A small craft advisory may be needed.

$$

LSZ147-211615-
Sand Island to Bayfield WI-
354 AM CDT Fri Jun 21 2024

.TODAY...Northeast wind 5 to 10 knots. Chance of rain showers
late in the morning. Rain showers likely early in the afternoon,
then chance of rain showers and slight chance of thunderstorms
late in the afternoon. Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Patchy fog through the
night. Chance of rain showers in the evening. Slight chance of
thunderstorms through the night. Rain showers likely after
midnight. Waves 1 to 2 feet.
.SATURDAY...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 in the afternoon. Rain showers likely and slight
chance of thunderstorms. Waves 1 to 3 feet building to 3 to
5 feet in the late morning and afternoon. A small craft advisory
may be needed.
.SATURDAY NIGHT...Northeast wind 10 to 15 knots with gusts to
around 20 knots becoming west 5 to 10 knots early in the morning.
Slight chance of thunderstorms in the evening. Chance of rain
showers through the night. Waves 2 to 4 feet subsiding to 1 to
2 feet after midnight.

$$

LSZ150-211615-
Outer Apostle Islands Beyond 5 NM from Mainland-
354 AM CDT Fri Jun 21 2024

.TODAY...Northeast wind 5 to 10 knots. Chance of rain showers in
the late morning and afternoon. Waves 1 foot or less.
.TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots
early in the morning. Patchy fog. Chance of rain showers and
slight chance of thunderstorms. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 15 to 20 knots. Rain showers likely
and slight chance of thunderstorms. Waves 3 to 5 feet. A small
craft advisory may be needed.
.SATURDAY NIGHT...Northeast wind 10 to 15 knots with gusts to
around 20 knots becoming west 5 to 10 knots early in the morning.
Slight chance of thunderstorms in the evening. Chance of rain
showers through the night. Waves 2 to 4 feet subsiding to 1 to
3 feet after midnight. A small craft advisory may be needed.

$$

LSZ121-211615-
Chequamegon Bay-Bayfield to Oak Point WI-
354 AM CDT Fri Jun 21 2024

.TODAY...Northeast wind 5 to 10 knots. Chance of rain showers
late in the morning. Rain showers likely and slight chance of
thunderstorms in the afternoon. Patchy fog in the afternoon.
Waves 1 foot or less.
.TONIGHT...Northeast wind 5 to 10 knots. Patchy fog. Rain showers
likely and slight chance of thunderstorms. Waves 1 foot or less.
.SATURDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots in
the late morning and afternoon. Rain showers likely and slight
chance of thunderstorms. Waves 1 to 2 feet.
.SATURDAY NIGHT...North wind 5 to 10 knots becoming northwest
after midnight. 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.

$$

LSZ148-211615-
Oak Point to Saxon Harbor WI-
354 AM CDT Fri Jun 21 2024

.TODAY...Northeast wind 5 to 10 knots. Chance of rain showers
late in the morning. Rain showers likely and slight chance of
thunderstorms in the afternoon. Patchy fog early in the
afternoon. Waves 1 to 2 feet.
.TONIGHT...Northeast wind 5 to 10 knots. Patchy fog through the
night. Chance of rain showers in the evening. Slight chance of
thunderstorms through the night. Rain showers likely after
midnight. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 10 knots rising to 10 to 15 knots with
gusts to around 20 knots in the late morning and afternoon.
Slight chance of thunderstorms in the morning. Rain showers
likely through the day. Chance of thunderstorms in the afternoon.
Waves 1 to 3 feet.
.SATURDAY NIGHT...North wind 5 to 10 knots with gusts to around
20 knots becoming northwest after midnight. Slight chance of
thunderstorms in the evening. Chance of rain showers through the
night. Waves 1 to 3 feet subsiding to 1 to 2 feet after midnight.

$$

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

Melde