575
FZUS53 KDLH 151441
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
941 AM CDT Sun Jun 15 2025

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.

LSZ140-141-152215-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
941 AM CDT Sun Jun 15 2025

.REST OF TODAY...East wind 5 to 10 knots. Mostly sunny. Waves
1 foot or less.
.TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain
showers after midnight. Waves 1 foot or less.
.MONDAY...Southeast wind 5 knots. Slight chance of rain showers
in the morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Waves 1 foot or less.
.MONDAY NIGHT...East wind 5 to 10 knots becoming west early in
the morning. Rain showers and chance of thunderstorms. Waves 1 to
2 feet.

$$

LSZ142-143-152215-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
941 AM CDT Sun Jun 15 2025

.REST OF TODAY...Northeast wind 10 to 15 knots. Partly sunny.
Waves 1 to 2 feet.
.TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain
showers. Waves 1 to 2 feet.
.MONDAY...East wind 5 to 10 knots. Slight chance of rain showers
through the day. Chance of thunderstorms in the afternoon. Waves
1 foot or less.
.MONDAY NIGHT...East wind 5 to 10 knots with gusts to around
20 knots becoming northwest after midnight, then becoming west
early in the morning. Rain showers and chance of thunderstorms.
Waves 1 foot or less.

$$

LSZ144-145-152215-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
941 AM CDT Sun Jun 15 2025

.REST OF TODAY...Northeast wind 10 to 15 knots. Mostly cloudy.
Waves 1 to 2 feet.
.TONIGHT...Northeast wind 10 to 15 knots easing to 5 knots early
in the morning. Patchy fog after midnight. Slight chance of rain
showers after midnight. Waves 1 to 2 feet.
.MONDAY...East wind 5 knots becoming northeast 10 to 15 knots
late in the afternoon. Patchy fog in the morning. Slight chance
of rain showers through the day. Chance of thunderstorms in the
afternoon. Waves 1 to 2 feet.
.MONDAY NIGHT...East wind 10 to 15 knots becoming southeast 5 to
10 knots with gusts to around 20 knots late in the evening, then
becoming west after midnight. Thunderstorms likely in the
evening. Rain showers through the night. Chance of thunderstorms
after midnight. Waves 1 to 2 feet.

$$

LSZ146-152215-
Port Wing to Sand Island WI-
941 AM CDT Sun Jun 15 2025

.REST OF TODAY...Northeast wind 10 to 15 knots. Partly sunny.
Waves 1 to 2 feet.
.TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain
showers through the night. Patchy fog after midnight. Waves 1 to
2 feet.
.MONDAY...East wind 5 knots becoming northeast in the late
morning and afternoon. Patchy fog in the morning. Slight chance
of rain showers through the day. Chance of thunderstorms in the
afternoon. Waves 1 to 2 feet.
.MONDAY NIGHT...Northeast wind 5 to 10 knots becoming southeast
late in the evening, then becoming southwest after midnight. Rain
showers and chance of thunderstorms. Waves 1 to 2 feet.

$$

LSZ147-152215-
Sand Island to Bayfield WI-
941 AM CDT Sun Jun 15 2025

.REST OF TODAY...Northeast wind 5 to 10 knots. Partly sunny.
Waves 1 foot or less.
.TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain
showers in the evening, then chance of rain showers after
midnight. Waves 1 foot or less.
.MONDAY...South wind 5 knots becoming east in the late morning
and afternoon. Patchy fog in the morning. Chance of rain showers
in the morning, then chance of thunderstorms and slight chance of
rain showers in the afternoon. Waves 1 foot or less.
.MONDAY NIGHT...East wind 5 to 10 knots becoming south late in
the evening, then becoming southwest after midnight. Rain showers
and chance of thunderstorms. Waves 1 foot or less.

$$

LSZ150-152215-
Outer Apostle Islands Beyond 5 NM from Mainland-
941 AM CDT Sun Jun 15 2025

.REST OF TODAY...Northeast wind 5 to 10 knots. Partly sunny.
Waves 1 to 2 feet.
.TONIGHT...Northeast wind 5 to 10 knots becoming north early in
the morning. Slight chance of rain showers in the evening, then
chance of rain showers after midnight. Waves 1 foot or less.
.MONDAY...West wind 5 knots becoming south late in the morning,
then becoming east in the afternoon. Patchy fog in the morning.
Chance of rain showers in the morning, then chance of
thunderstorms and slight chance of rain showers in the afternoon.
Waves 1 foot or less.
.MONDAY NIGHT...East wind 5 to 10 knots becoming southwest after
midnight. Rain showers and chance of thunderstorms. Waves 1 foot
or less.

$$

LSZ121-152215-
Chequamegon Bay-Bayfield to Oak Point WI-
941 AM CDT Sun Jun 15 2025

.REST OF TODAY...Northeast wind 5 to 10 knots. Mostly cloudy.
Waves 1 foot or less.
.TONIGHT...Northeast wind 5 knots. Slight chance of rain showers
in the evening, then chance of rain showers after midnight. Waves
1 foot or less.
.MONDAY...East wind 5 knots rising to 5 to 10 knots. Patchy fog
in the morning. Chance of rain showers in the morning, then rain
showers likely and chance of thunderstorms in the afternoon.
Waves 1 foot or less.
.MONDAY NIGHT...East wind 5 to 10 knots becoming southwest in the
late evening and early morning, then becoming west early in the
morning. Showers and thunderstorms likely in the evening, then
chance of showers and thunderstorms after midnight. Waves 1 foot
or less.

$$

LSZ148-152215-
Oak Point to Saxon Harbor WI-
941 AM CDT Sun Jun 15 2025

.REST OF TODAY...Northeast wind 5 to 10 knots. Partly sunny.
Waves 1 foot or less.
.TONIGHT...North wind 5 knots. Slight chance of rain showers in
the evening, then chance of rain showers after midnight. Waves
1 foot or less.
.MONDAY...Northeast wind 5 knots becoming southeast late in the
morning, then becoming east in the afternoon. Patchy fog in the
morning. Chance of rain showers in the morning, then rain showers
likely and chance of thunderstorms in the afternoon. Waves 1 foot
or less.
.MONDAY NIGHT...East wind 5 to 10 knots becoming southwest in the
late evening and early morning, then becoming southwest 5 to
10 knots early in the morning. Rain showers with thunderstorms
likely in the evening, then rain showers likely and chance of
thunderstorms after midnight. Waves 1 foot or less.

$$

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

LE