658
FZUS53 KDLH 131703
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
1203 PM CDT Sun Jul 13 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.

LSZ140-141-132215-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
1203 PM CDT Sun Jul 13 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING...

.REST OF TODAY...Southwest wind 20 to 25 knots with gusts to
around 30 knots. Areas of smoke. Waves 2 to 4 feet.
.TONIGHT...Southwest wind 15 to 20 knots with gusts to around
25 knots becoming west 5 to 10 knots after midnight. Slight
chance of showers and thunderstorms in the evening. Areas of
smoke through the night. Waves 2 to 4 feet subsiding to 1 to
3 feet early in the morning.
.MONDAY...Southwest wind 5 to 10 knots. Areas of smoke. Waves
1 to 2 feet.
.MONDAY NIGHT...North wind 5 to 10 knots becoming east in the
late evening and overnight. Areas of smoke through the night.
Slight chance of showers and thunderstorms in the evening. Chance
of showers and thunderstorms after midnight. Waves 1 foot or
less.

$$

LSZ142-143-132215-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
1203 PM CDT Sun Jul 13 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING...

.REST OF TODAY...Southwest wind 10 to 15 knots with gusts to
around 25 knots. Areas of smoke through the day. Waves 1 to
3 feet.
.TONIGHT...Southwest wind 10 to 15 knots with gusts to around
20 knots becoming west 5 knots early in the morning. Slight
chance of showers and thunderstorms in the evening. Areas of
smoke after midnight. Waves 1 to 3 feet.
.MONDAY...Southwest wind 5 knots becoming south in the afternoon.
Areas of smoke. Waves 1 foot or less.
.MONDAY NIGHT...Northeast wind 5 knots. Areas of smoke through
the night. Slight chance of showers and thunderstorms in the
evening. Chance of showers and thunderstorms after midnight.
Waves 1 foot or less.

$$

LSZ144-145-132215-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
1203 PM CDT Sun Jul 13 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING...

.REST OF TODAY...Southwest wind 10 to 15 knots. Gusts up to
20 knots increasing to 25 knots late. Areas of smoke through the
day. Waves 1 to 3 feet.
.TONIGHT...Southwest wind 10 to 15 knots with gusts to around
20 knots becoming west 5 knots early in the morning. Slight
chance of showers and thunderstorms in the evening. Areas of
smoke after midnight. Waves 1 to 3 feet.
.MONDAY...Southwest wind 5 knots becoming south in the afternoon.
Areas of smoke. Waves 1 foot or less.
.MONDAY NIGHT...Southeast wind 5 knots becoming east in the late
evening and overnight. Areas of smoke through the night. Slight
chance of showers and thunderstorms in the evening. Chance of
showers and thunderstorms after midnight. Waves 1 foot or less.

$$

LSZ146-132215-
Port Wing to Sand Island WI-
1203 PM CDT Sun Jul 13 2025

...SMALL CRAFT ADVISORY IN EFFECT UNTIL 8 PM CDT THIS EVENING...

.REST OF TODAY...Southwest wind 10 to 15 knots with gusts to
around 20 knots. Areas of smoke. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 10 to 15 knots with gusts to around
20 knots easing to 5 knots early in the morning. Slight chance of
showers and thunderstorms in the evening. Areas of smoke after
midnight. Waves 1 to 3 feet.
.MONDAY...Southwest wind 5 knots becoming south late in the
afternoon. Areas of smoke. Waves 1 foot or less.
.MONDAY NIGHT...East wind 5 knots. Areas of smoke through the
night. Slight chance of showers and thunderstorms in the evening.
Chance of showers and thunderstorms after midnight. Waves 1 foot
or less.

$$

LSZ147-132215-
Sand Island to Bayfield WI-
1203 PM CDT Sun Jul 13 2025

.REST OF TODAY...Southwest wind 5 to 10 knots with gusts to
around 20 knots. Areas of smoke through the day. Waves 1 to
2 feet.
.TONIGHT...Southwest wind 5 to 10 knots. Gusts up to 20 knots in
the evening. Slight chance of showers and thunderstorms in the
evening. Areas of smoke after midnight. Waves 1 to 2 feet.
.MONDAY...West wind 5 knots becoming southeast late in the
afternoon. Areas of smoke. Waves 1 foot or less.
.MONDAY NIGHT...Southeast wind 5 knots. Areas of smoke through
the night. Slight chance of showers in the evening. Chance of
showers and thunderstorms after midnight. Waves 1 foot or less.

$$

LSZ150-132215-
Outer Apostle Islands Beyond 5 NM from Mainland-
1203 PM CDT Sun Jul 13 2025

.REST OF TODAY...Southwest wind 10 to 15 knots with gusts to
around 20 knots. Areas of smoke. Waves 1 to 3 feet.
.TONIGHT...Southwest wind 10 to 15 knots with gusts to around
20 knots becoming west 5 to 10 knots early in the morning. Slight
chance of showers and thunderstorms in the evening. Areas of
smoke through the night. Waves 1 to 3 feet.
.MONDAY...West wind 5 knots becoming south in the afternoon.
Areas of smoke. Waves 1 to 2 feet.
.MONDAY NIGHT...Southeast wind 5 knots. Areas of smoke through
the night. Slight chance of showers in the evening. Chance of
showers and thunderstorms after midnight. Waves 1 foot or less.

$$

LSZ121-132215-
Chequamegon Bay-Bayfield to Oak Point WI-
1203 PM CDT Sun Jul 13 2025

.REST OF TODAY...Southwest wind 10 to 15 knots with gusts to
around 20 knots. Areas of smoke. Waves 1 foot or less.
.TONIGHT...Southwest wind 10 to 15 knots with gusts to around
20 knots easing to 5 to 10 knots in the late evening and
overnight. Slight chance of showers and thunderstorms in the
evening. Areas of smoke through the night. Waves 1 foot or less.
.MONDAY...Southwest wind 5 knots becoming southeast in the
afternoon. Areas of smoke. Waves 1 foot or less.
.MONDAY NIGHT...Southeast wind 5 knots becoming south early in
the morning. Areas of smoke through the night. Slight chance of
showers and thunderstorms after midnight. Waves 1 foot or less.

$$

LSZ148-132215-
Oak Point to Saxon Harbor WI-
1203 PM CDT Sun Jul 13 2025

.REST OF TODAY...Southwest wind 10 to 15 knots with gusts to
around 20 knots. Areas of smoke. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 10 to 15 knots with gusts to around
20 knots easing to 5 to 10 knots in the late evening and
overnight. Areas of smoke in the evening. Slight chance of
showers and thunderstorms in the evening. Waves 1 to 2 feet.
.MONDAY...Southwest wind 5 knots becoming southeast in the
afternoon. Areas of smoke. Waves 1 foot or less.
.MONDAY NIGHT...Southeast wind 5 knots becoming south after
midnight. Areas of smoke through the night. Slight chance of
showers and thunderstorms after midnight. Waves 1 foot or less.

$$

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

HA