Nearshore Marine Forecast
Issued by NWS Duluth, MN

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034
FZUS53 KDLH 261449
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
949 AM CDT Sat Jul 26 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.

LSZ140-141-262215-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
949 AM CDT Sat Jul 26 2025

.REST OF TODAY...Southwest wind 5 to 10 knots. Areas of smoke in
the late morning and early afternoon. Slight chance of showers
and thunderstorms late. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 5 to 10 knots. Slight chance of showers
and thunderstorms through the night. Waves 1 to 2 feet.
.SUNDAY...Southwest wind 5 knots becoming south in the afternoon.
Chance of showers and thunderstorms in the afternoon. Waves
1 foot or less.
.SUNDAY NIGHT...Southwest wind 5 to 10 knots becoming west after
midnight. Showers likely and chance of thunderstorms in the
evening, then chance of showers and slight chance of
thunderstorms after midnight. Waves 1 foot or less.

$$

LSZ142-143-262215-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
949 AM CDT Sat Jul 26 2025

.REST OF TODAY...South wind 5 to 10 knots. Areas of smoke late in
the morning. Slight chance of showers and thunderstorms late.
Waves 1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots. Slight chance of showers
and thunderstorms. Waves 1 foot or less.
.SUNDAY...Southwest wind 5 knots becoming east late in the
afternoon. Chance of showers and thunderstorms in the afternoon.
Waves 1 foot or less.
.SUNDAY NIGHT...Northwest wind 5 knots becoming south late in the
evening, then becoming west after midnight. Showers likely and
chance of thunderstorms. Waves 1 foot or less.

$$

LSZ144-145-262215-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
949 AM CDT Sat Jul 26 2025

.REST OF TODAY...Southwest wind 5 to 10 knots. Sunny. Waves
1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots. Slight chance of showers
and thunderstorms in the evening. Waves 1 foot or less.
.SUNDAY...South wind 5 to 10 knots becoming southeast late in the
afternoon. Chance of showers and slight chance of thunderstorms
in the afternoon. Waves 1 foot or less.
.SUNDAY NIGHT...Northeast wind 5 to 10 knots becoming southeast
late in the evening, then becoming west after midnight. Showers
likely and chance of thunderstorms. Waves 1 foot or less.

$$

LSZ146-262215-
Port Wing to Sand Island WI-
949 AM CDT Sat Jul 26 2025

.REST OF TODAY...Southwest wind 5 to 10 knots. Sunny. Waves
1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots. Slight chance of showers
and thunderstorms in the evening. Waves 1 foot or less.
.SUNDAY...Southwest wind 5 knots becoming east in the afternoon.
Slight chance of showers and thunderstorms in the afternoon.
Waves 1 foot or less.
.SUNDAY NIGHT...Northeast wind 5 knots becoming southeast late in
the evening, then becoming west after midnight. Slight chance of
showers in the evening. Chance of thunderstorms through the
night. Chance of showers after midnight. Waves 1 foot or less.

$$

LSZ147-262215-
Sand Island to Bayfield WI-
949 AM CDT Sat Jul 26 2025

.REST OF TODAY...Southwest wind 5 to 10 knots. Sunny. Waves
1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots. Slight chance of showers
and thunderstorms. Waves 1 foot or less.
.SUNDAY...Southwest wind 5 knots becoming east late in the
afternoon. Slight chance of showers and thunderstorms in the
afternoon. Waves 1 foot or less.
.SUNDAY NIGHT...East wind 5 knots becoming west after midnight.
Showers likely and chance of thunderstorms. Waves 1 foot or less.

$$

LSZ150-262215-
Outer Apostle Islands Beyond 5 NM from Mainland-
949 AM CDT Sat Jul 26 2025

.REST OF TODAY...Southwest wind 5 to 10 knots. Sunny. Waves
1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots. Slight chance of showers
and thunderstorms. Waves 1 foot or less.
.SUNDAY...Southwest wind 5 to 10 knots becoming east late in the
afternoon. Slight chance of showers and thunderstorms in the
afternoon. Waves 1 foot or less.
.SUNDAY NIGHT...East wind 5 knots becoming southeast late in the
evening, then becoming west after midnight. Showers likely and
chance of thunderstorms. Waves 1 foot or less.

$$

LSZ121-262215-
Chequamegon Bay-Bayfield to Oak Point WI-
949 AM CDT Sat Jul 26 2025

.REST OF TODAY...Southwest wind 5 to 10 knots. Sunny. Waves
1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots. Slight chance of showers
and thunderstorms in the evening. Waves 1 foot or less.
.SUNDAY...Southwest wind 5 knots becoming south late in the
afternoon. Slight chance of showers and thunderstorms in the
afternoon. Waves 1 foot or less.
.SUNDAY NIGHT...South wind 5 to 10 knots becoming southwest early
in the morning. Showers likely and chance of thunderstorms. Waves
1 foot or less.

$$

LSZ148-262215-
Oak Point to Saxon Harbor WI-
949 AM CDT Sat Jul 26 2025

.REST OF TODAY...Southwest wind 5 to 10 knots. Sunny. Waves
1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots. Slight chance of showers
and thunderstorms in the evening. Waves 1 foot or less.
.SUNDAY...Southwest wind 5 knots becoming southeast in the
afternoon. Slight chance of showers in the afternoon. Waves
1 foot or less.
.SUNDAY NIGHT...South wind 5 to 10 knots becoming southwest early
in the morning. Showers likely and chance of thunderstorms. Waves
1 foot or less.

$$

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

BJH