000
FZUS53 KDLH 210829
NSHDLH

Nearshore Marine Forecast
National Weather Service Duluth MN
329 AM CDT Sun Apr 21 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.

LSZ140-141-211615-
Grand Portage to Grand Marais MN-
Grand Marais to Taconite Harbor MN-
329 AM CDT Sun Apr 21 2024

.TODAY...West wind 10 to 15 knots with gusts to around 20 knots
easing to 5 to 10 knots with gusts to around 20 knots in the late
morning and afternoon. Mostly sunny. Waves 1 to 2 feet.
.TONIGHT...West wind 5 to 10 knots. Mostly clear. Waves 1 to
2 feet.
.MONDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in
the late morning and afternoon. Slight chance of rain showers in
the afternoon. Waves 1 to 3 feet.
.MONDAY NIGHT...Southwest wind 5 to 10 knots becoming west 10 to
15 knots with gusts to around 20 knots after midnight, then
becoming northwest 15 to 20 knots with gusts to around 25 knots
early in the morning. Rain showers. Waves 1 to 3 feet building to
2 to 4 feet early in the morning.

$$

LSZ142-143-211615-
Taconite Harbor to Silver Bay Harbor MN-
Silver Bay Harbor to Two Harbors MN-
329 AM CDT Sun Apr 21 2024

.TODAY...West wind 10 to 15 knots. Gusts up to 20 knots in the
morning. Mostly sunny. Waves 1 foot or less.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.
.MONDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in
the afternoon. Chance of rain showers in the afternoon. Waves
1 to 2 feet building to 2 to 4 feet in the afternoon.
.MONDAY NIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west with gusts to around 20 knots after
midnight. Rain showers likely in the evening, then chance of rain
showers after midnight. Waves 2 to 4 feet subsiding to 1 to
2 feet after midnight.

$$

LSZ144-145-211615-
Two Harbors to Duluth MN-Duluth MN to Port Wing WI-
329 AM CDT Sun Apr 21 2024

.TODAY...West wind 10 to 15 knots. Mostly sunny. Waves 1 to
2 feet.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.
.MONDAY...Southwest wind 15 to 20 knots with gusts to around
25 knots. Chance of rain showers in the afternoon. Waves 1 to
2 feet building to 2 to 4 feet in the afternoon. A small craft
advisory may be needed.
.MONDAY NIGHT...Southwest wind 15 to 20 knots. Rain showers
likely. Waves 2 to 4 feet subsiding to 1 to 2 feet after
midnight.

$$

LSZ146-211615-
Port Wing to Sand Island WI-
329 AM CDT Sun Apr 21 2024

.TODAY...West wind 10 to 15 knots. Gusts up to 20 knots early in
the morning. Mostly sunny. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.
.MONDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in
the afternoon. Chance of rain showers in the afternoon. Waves
1 to 3 feet.
.MONDAY NIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west early in the morning. Rain showers.
Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening
and overnight.

$$

LSZ147-211615-
Sand Island to Bayfield WI-
329 AM CDT Sun Apr 21 2024

.TODAY...West wind 10 to 15 knots. Gusts up to 20 knots early in
the morning. Mostly sunny. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.
.MONDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in
the afternoon. Chance of rain showers in the afternoon. Waves
1 to 2 feet.
.MONDAY NIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots easing to 5 to 10 knots with gusts to around
20 knots in the late evening and early morning, then becoming
west early in the morning. Rain showers. Waves 1 to 2 feet.

$$

LSZ121-211615-
Chequamegon Bay-Bayfield to Oak Point WI-
329 AM CDT Sun Apr 21 2024

.TODAY...West wind 5 to 10 knots. Mostly sunny. Waves 1 foot or
less.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.
.MONDAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots.
Chance of rain showers in the afternoon. Waves 1 to 2 feet.
.MONDAY NIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west early in the morning. Rain showers.
Waves 1 to 2 feet.

$$

LSZ148-211615-
Oak Point to Saxon Harbor WI-
329 AM CDT Sun Apr 21 2024

.TODAY...West wind 10 to 15 knots easing to 5 to 10 knots in the
late morning and afternoon. Mostly sunny. Waves 1 to 2 feet.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.
.MONDAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots.
Chance of rain showers in the afternoon. Waves 1 to 2 feet.
.MONDAY NIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west early in the morning. Rain showers.
Waves 1 to 2 feet.

$$

LSZ150-211615-
Outer Apostle Islands Beyond 5 NM from Mainland-
329 AM CDT Sun Apr 21 2024

.TODAY...West wind 10 to 15 knots. Gusts up to 20 knots until
late afternoon. Mostly sunny. Waves 1 to 3 feet.
.TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves
1 foot or less.
.MONDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in
the afternoon. Slight chance of rain showers in the afternoon.
Waves 1 to 3 feet.
.MONDAY NIGHT...Southwest wind 10 to 15 knots with gusts to
around 20 knots becoming west 5 to 10 knots after midnight. Rain
showers. Waves 1 to 3 feet.

$$

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

Rothstein