118
FZUS53 KDLH 202008
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
308 PM CDT Thu Jun 20 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.

LSZ140-141-210415-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
308 PM CDT Thu Jun 20 2024

.TONIGHT...Northeast wind 5 knots. Mostly cloudy then becoming
partly cloudy in the late evening and early morning then becoming
mostly cloudy. Waves 1 foot or less.
.FRIDAY...East wind 5 knots becoming southeast late in the
afternoon. Slight chance of rain showers in the afternoon. Waves
1 foot or less.
.FRIDAY NIGHT...Northeast wind 5 to 10 knots. Chance of rain
showers in the evening, then rain showers likely and slight
chance of thunderstorms after midnight. Waves 1 foot or less.
.SATURDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and early afternoon,
then decreasing to 20 knots late in the afternoon. Chance of rain
showers in the morning. Slight chance of thunderstorms through
the day. Rain showers likely in the afternoon. Waves 1 to 2 feet
building to 2 to 4 feet in the late morning and afternoon.

$$

LSZ142-143-210415-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
308 PM CDT Thu Jun 20 2024

.TONIGHT...Northeast wind 5 to 10 knots. Mostly cloudy. Waves
1 to 2 feet.
.FRIDAY...Northeast wind 5 to 10 knots. Chance of rain showers
through the day. Slight chance of thunderstorms in the afternoon.
Waves 1 to 2 feet.
.FRIDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to
20 knots early in the morning. Chance of rain showers in the
evening. Slight chance of thunderstorms through the night. Rain
showers likely after midnight. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots
in the late morning and early afternoon decreasing to 20 knots.
Rain showers likely and slight chance of thunderstorms. Waves
2 to 4 feet. A small craft advisory may be needed.

$$

LSZ144-145-210415-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
308 PM CDT Thu Jun 20 2024

.TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain
showers late in the night. Waves 1 to 2 feet.
.FRIDAY...Northeast wind 5 to 10 knots. Chance of rain showers in
the morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Patchy fog in the afternoon.
Waves 1 to 2 feet.
.FRIDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to
20 knots early in the morning. Patchy fog in the evening. Rain
showers likely and chance of thunderstorms through the night.
Waves 1 to 2 feet.
.SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots
in the late morning and early afternoon decreasing to 20 knots.
Rain showers likely and chance of thunderstorms. Waves 2 to
4 feet. A small craft advisory may be needed.

$$

LSZ146-210415-
Port Wing to Sand Island WI-
308 PM CDT Thu Jun 20 2024

.TONIGHT...Northeast wind 5 to 10 knots. Mostly cloudy. Waves
1 to 2 feet.
.FRIDAY...Northeast wind 5 to 10 knots. Chance of rain showers in
the morning, then rain showers likely and slight chance of
thunderstorms in the afternoon. Patchy fog in the afternoon.
Waves 1 to 2 feet.
.FRIDAY NIGHT...Northeast wind 10 to 15 knots. Patchy fog in the
evening. Slight chance of thunderstorms in the evening. Rain
showers likely through the night. Chance of thunderstorms after
midnight. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 10 to 15 knots with gusts to around
20 knots. Rain showers likely and chance of thunderstorms. Waves
2 to 4 feet. A small craft advisory may be needed.

$$

LSZ147-210415-
Sand Island to Bayfield WI-
308 PM CDT Thu Jun 20 2024

.TONIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or
less.
.FRIDAY...Northeast wind 5 to 10 knots. Chance of rain showers in
the morning, then rain showers likely in the afternoon. Waves
1 to 2 feet.
.FRIDAY NIGHT...Northeast wind 10 to 15 knots. Patchy fog in the
evening. Slight chance of thunderstorms in the evening. Rain
showers likely through the night. Chance of thunderstorms after
midnight. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots
in the afternoon. Rain showers likely and chance of
thunderstorms. Waves 1 to 3 feet building to 2 to 4 feet in the
late morning and afternoon. A small craft advisory may be needed.

$$

LSZ150-210415-
Outer Apostle Islands Beyond 5 NM from Mainland-
308 PM CDT Thu Jun 20 2024

.TONIGHT...Northeast wind 5 to 10 knots. Mostly cloudy. Waves
1 to 2 feet.
.FRIDAY...Northeast wind 5 to 10 knots. Chance of rain showers in
the morning, then rain showers likely in the afternoon. Waves
1 to 2 feet.
.FRIDAY NIGHT...Northeast wind 10 to 15 knots. Patchy fog in the
evening. Chance of rain showers and slight chance of
thunderstorms in the evening, then rain showers and chance of
thunderstorms after midnight. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 20 knots
increasing to 25 knots in the late morning and afternoon. Rain
showers likely and slight chance of thunderstorms. Waves 1 to
3 feet building to 3 to 5 feet in the late morning and afternoon.
A small craft advisory may be needed.

$$

LSZ121-210415-
Chequamegon Bay-Bayfield to Oak Point WI-
308 PM CDT Thu Jun 20 2024

.TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain
showers late in the night. Waves 1 to 2 feet.
.FRIDAY...Northeast wind 5 to 10 knots. Chance of rain showers in
the morning, then rain showers and slight chance of thunderstorms
in the afternoon. Patchy fog in the afternoon. Waves 1 to 2 feet.
.FRIDAY NIGHT...Northeast wind 5 to 10 knots. Patchy fog in the
evening. Rain showers likely and slight chance of thunderstorms
in the evening, then rain showers and chance of thunderstorms
after midnight. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots in
the late morning and afternoon. Rain showers in the morning.
Chance of thunderstorms through the day. Rain showers likely in
the afternoon. Waves 1 to 2 feet.

$$

LSZ148-210415-
Oak Point to Saxon Harbor WI-
308 PM CDT Thu Jun 20 2024

.TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain
showers early in the evening. Slight chance of rain showers late
in the night. Waves 1 to 2 feet.
.FRIDAY...Northeast wind 5 to 10 knots. Rain showers likely
through the day. Slight chance of thunderstorms in the afternoon.
Patchy fog in the afternoon. Waves 1 to 2 feet.
.FRIDAY NIGHT...Northeast wind 5 to 10 knots. Patchy fog in the
evening. Rain showers likely and slight chance of thunderstorms
in the evening, then rain showers and chance of thunderstorms
after midnight. Waves 1 to 2 feet.
.SATURDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots
in the late morning and afternoon. Rain showers in the morning.
Chance of thunderstorms through the day. Rain showers likely in
the afternoon. Waves 1 to 3 feet.

$$

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

Wolfe