Nearshore Marine Forecast
Issued by NWS Duluth, MN

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FZUS53 KDLH 190303
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
1003 PM CDT Wed Sep 18 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.

LSZ140-141-191015-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
1003 PM CDT Wed Sep 18 2024

.REST OF TONIGHT...Northeast wind 5 to 10 knots becoming
southeast after midnight. Partly cloudy late in the evening then
becoming mostly cloudy. Waves 1 to 2 feet.
.THURSDAY...East wind 5 to 10 knots. Slight chance of showers and
thunderstorms through the day. Waves 1 to 2 feet.
.THURSDAY NIGHT...East wind 10 to 15 knots with gusts to around
20 knots becoming south with gusts to around 25 knots in the late
evening and overnight. Showers in the evening. Chance of
thunderstorms through the night. Chance of showers after
midnight. Waves 1 to 2 feet building to 1 to 3 feet in the late
evening and overnight.
.FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in
the afternoon. Mostly sunny. Waves 1 to 3 feet.

$$

LSZ142-143-191015-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
1003 PM CDT Wed Sep 18 2024

.REST OF TONIGHT...Northeast wind 5 to 10 knots. Slight chance of
showers late in the evening. Slight chance of showers and
thunderstorms toward daybreak. Waves 1 to 2 feet.
.THURSDAY...Northeast wind 5 to 10 knots. Slight chance of
thunderstorms in the morning. Chance of showers through the day.
Chance of thunderstorms in the afternoon. Waves 1 to 2 feet.
.THURSDAY NIGHT...Northeast wind 5 to 10 knots becoming southwest
in the late evening and overnight. Showers likely and chance of
thunderstorms through the night. Waves 1 to 2 feet.
.FRIDAY...Southwest wind 5 to 10 knots. Gusts up to 20 knots
early in the afternoon. Mostly sunny. Waves 1 to 2 feet.

$$

LSZ144-145-191015-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
1003 PM CDT Wed Sep 18 2024

.REST OF TONIGHT...East wind 5 to 10 knots. Gusts up to 20 knots
after midnight. Slight chance of showers in the late evening and
early morning. Slight chance of thunderstorms after midnight,
then chance of showers and thunderstorms toward daybreak. Waves
1 to 2 feet.
.THURSDAY...Southeast wind 5 to 10 knots. Gusts up to 20 knots in
the late morning and afternoon. Chance of showers and
thunderstorms. Waves 1 to 2 feet.
.THURSDAY NIGHT...South wind 10 to 15 knots with gusts to around
20 knots becoming southwest 5 to 10 knots with gusts to around
20 knots in the late evening and overnight. Showers likely and
chance of thunderstorms in the evening. Waves 1 to 2 feet.
.FRIDAY...West wind 5 to 10 knots. Sunny. Waves 1 to 2 feet.

$$

LSZ146-191015-
Port Wing to Sand Island WI-
1003 PM CDT Wed Sep 18 2024

.REST OF TONIGHT...South wind 5 to 10 knots. Gusts up to 20 knots
after midnight. Slight chance of showers late in the evening.
Slight chance of showers and thunderstorms toward daybreak. Waves
1 to 2 feet.
.THURSDAY...Southeast wind 5 to 10 knots. Gusts up to 20 knots
late in the morning then 20 knots late in the afternoon. Chance
of thunderstorms in the morning. Chance of showers through the
day. Slight chance of thunderstorms in the afternoon. Waves
1 foot or less.
.THURSDAY NIGHT...Southwest wind 5 to 10 knots. Gusts up to
20 knots until early morning. Showers likely and chance of
thunderstorms through the night. Waves 1 foot or less.
.FRIDAY...Southwest wind 5 to 10 knots. Gusts up to 20 knots in
the afternoon. Sunny. Waves 1 to 2 feet.

$$

LSZ147-191015-
Sand Island to Bayfield WI-
1003 PM CDT Wed Sep 18 2024

.REST OF TONIGHT...South wind 5 to 10 knots. Gusts up to 20 knots
after midnight. Slight chance of showers late in the evening.
Waves 1 to 2 feet.
.THURSDAY...South wind 5 to 10 knots. Gusts up to 20 knots in the
late morning and afternoon. Slight chance of thunderstorms in the
morning. Chance of showers through the day. Chance of
thunderstorms in the afternoon. Waves 1 foot or less.
.THURSDAY NIGHT...South wind 5 to 10 knots. Gusts up to 20 knots
until early morning. Thunderstorms likely in the evening. Showers
likely through the night. Waves 1 foot or less.
.FRIDAY...Southwest wind 5 to 10 knots. Gusts up to 20 knots
early in the afternoon. Sunny. Waves 1 to 2 feet.

$$

LSZ150-191015-
Outer Apostle Islands Beyond 5 NM from Mainland-
1003 PM CDT Wed Sep 18 2024

.REST OF TONIGHT...South wind 5 to 10 knots. Mostly cloudy in the
late evening and early morning then becoming partly cloudy. Waves
1 to 2 feet building to 1 to 3 feet after midnight.
.THURSDAY...South wind 5 to 10 knots. Gusts up to 20 knots late
in the morning then 20 knots late in the afternoon. Slight chance
of thunderstorms in the morning. Chance of showers through the
day. Chance of thunderstorms in the afternoon. Waves 1 to 2 feet.
.THURSDAY NIGHT...South wind 10 to 15 knots with gusts to around
25 knots becoming southwest with gusts to around 20 knots early
in the morning. Showers likely and chance of thunderstorms in the
evening, then slight chance of showers and thunderstorms after
midnight. Waves 1 to 2 feet building to 1 to 3 feet in the late
evening and early morning, then subsiding to 1 to 2 feet early in
the morning.
.FRIDAY...Southwest wind 5 to 10 knots. Sunny. Waves 1 to 2 feet.

$$

LSZ121-191015-
Chequamegon Bay-Bayfield to Oak Point WI-
1003 PM CDT Wed Sep 18 2024

.REST OF TONIGHT...Southeast wind 5 knots becoming south after
midnight. Slight chance of showers late in the evening. Waves
1 foot or less.
.THURSDAY...South wind 5 to 10 knots. Gusts up to 20 knots in the
late morning and afternoon. Slight chance of thunderstorms in the
morning. Chance of showers through the day. Chance of
thunderstorms in the afternoon. Waves 1 foot or less.
.THURSDAY NIGHT...South wind 10 to 15 knots. Gusts up to 20 knots
until early morning. Thunderstorms likely in the evening. Showers
likely through the night. Waves 1 foot or less.
.FRIDAY...Southwest wind 5 to 10 knots becoming west late in the
afternoon. Sunny. Waves 1 foot or less.

$$

LSZ148-191015-
Oak Point to Saxon Harbor WI-
1003 PM CDT Wed Sep 18 2024

.REST OF TONIGHT...South wind 5 to 10 knots. Gusts up to 20 knots
after midnight. Mostly cloudy in the late evening and early
morning then becoming partly cloudy. Waves 1 to 2 feet.
.THURSDAY...South wind 5 to 10 knots with gusts to around
20 knots. Slight chance of thunderstorms in the morning. Chance
of showers through the day. Chance of thunderstorms in the
afternoon. Waves 1 to 2 feet.
.THURSDAY NIGHT...South wind 10 to 15 knots with gusts to around
25 knots easing to 5 to 10 knots with gusts to around 20 knots in
the late evening and overnight. Showers likely in the evening.
Chance of thunderstorms through the night. Slight chance of
showers after midnight. Waves 1 to 2 feet.
.FRIDAY...Southwest wind 5 to 10 knots becoming west late in the
afternoon. Sunny. Waves 1 foot or less.

$$

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

Huyck