Nearshore Marine Forecast
Issued by NWS Duluth, MN

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FZUS53 KDLH 130945
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
445 AM CDT Thu May 13 2021

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.

LSZ140-141-131615-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
445 AM CDT Thu May 13 2021

.TODAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves 2 feet
or less.
.TONIGHT...Southwest wind 5 to 10 knots. Partly cloudy. Waves
2 feet or less.
.FRIDAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Southwest wind 5 to 10 knots. Partly cloudy.
Waves 2 feet or less.

$$

LSZ142-143-131615-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
445 AM CDT Thu May 13 2021

.TODAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves 2 feet
or less.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.FRIDAY...Southwest wind 5 to 10 knots. Chance of sprinkles in
the afternoon. Waves 2 feet or less.
.FRIDAY NIGHT...South wind 5 knots becoming southwest in the late
evening and overnight. Slight chance of rain showers. Waves
2 feet or less.

$$

LSZ144-145-131615-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
445 AM CDT Thu May 13 2021

.TODAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves 2 feet
or less.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.FRIDAY...Southwest wind 5 to 10 knots. Chance of sprinkles in
the afternoon. Waves 2 feet or less.
.FRIDAY NIGHT...Southwest wind 5 to 10 knots. Slight chance of
rain showers. Waves 2 feet or less.

$$

LSZ146-147-131615-
Port Wing to Sand Island WI-Sand Island to Bayfield WI-
445 AM CDT Thu May 13 2021

.TODAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves 2 feet
or less.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
2 feet or less.
.FRIDAY...Southwest wind 5 to 10 knots becoming south late in the
afternoon. Chance of sprinkles in the afternoon. Waves 2 feet or
less.
.FRIDAY NIGHT...South wind 5 to 10 knots becoming southwest after
midnight. Chance of sprinkles in the evening. Waves 2 feet or
less.

$$

LSZ150-131615-
Outer Apostle Islands Beyond 5 NM from Mainland-
445 AM CDT Thu May 13 2021

.TODAY...South wind 5 to 10 knots. Sunny. Waves 2 feet or less.
.TONIGHT...South wind 5 to 10 knots. Mostly clear. Waves 2 feet
or less.
.FRIDAY...Southwest wind 5 to 10 knots becoming south late in the
afternoon. Mostly sunny. Waves 2 feet or less.
.FRIDAY NIGHT...South wind 5 to 10 knots becoming southwest after
midnight. Partly cloudy. Waves 2 feet or less.

$$

LSZ121-131615-
Chequamegon Bay-Bayfield to Oak Point WI-
445 AM CDT Thu May 13 2021

.TODAY...Southwest wind 5 to 10 knots. Sunny in the morning then
becoming partly sunny. Waves 2 feet or less.
.TONIGHT...Southwest wind 5 to 10 knots. Partly cloudy. Waves
2 feet or less.
.FRIDAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Southwest wind 5 to 10 knots. Chance of sprinkles
in the evening. Waves 2 feet or less.

$$

LSZ148-131615-
Oak Point to Saxon Harbor WI-
445 AM CDT Thu May 13 2021

.TODAY...South wind 5 to 10 knots becoming east late in the
afternoon. Mostly sunny. Waves 2 feet or less.
.TONIGHT...South wind 5 to 10 knots. Partly cloudy. Waves 2 feet
or less.
.FRIDAY...Southwest wind 5 to 10 knots. Mostly sunny. Waves
2 feet or less.
.FRIDAY NIGHT...Southwest wind 5 to 10 knots. Partly cloudy.
Waves 2 feet or less.

$$

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

LE


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