National Weather Service Marine Forecast FZUS53 KDLH
FZUS53 KDLH 110907
NSHDLH
Nearshore Marine Forecast
National Weather Service Duluth MN
407 AM CDT Fri Jul 11 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.
LSZ140-141-111615
Grand Portage to Grand Marais MN
Grand Marais to Taconite Harbor MN
407 AM CDT Fri Jul 11 2025
TODAY
Northwest wind 5 knots becoming southeast in the late
morning and early afternoon, then rising to 5 to 10 knots late in
the afternoon. Mostly sunny. Waves 1 foot or less.
TONIGHT
East wind 5 knots becoming northeast in the late
evening and early morning, then becoming east early in the
morning. Chance of showers and thunderstorms through the night.
Patchy fog after midnight. Waves 1 foot or less.
SATURDAY
Southwest wind 5 to 10 knots. Gusts up to 20 knots
late in the afternoon. Chance of rain showers in the morning.
Chance of thunderstorms through the day. Rain showers likely in
the afternoon. Areas of smoke in the afternoon. Waves 1 to
2 feet.
SATURDAY NIGHT
West wind 5 to 10 knots. Areas of smoke in the
evening. . Waves 1 to 2 feet.
LSZ142-143-111615
Taconite Harbor to Silver Bay Harbor MN
Silver Bay Harbor to Two Harbors MN
407 AM CDT Fri Jul 11 2025
TODAY
Northeast wind 5 knots becoming southeast late in the
morning, then becoming east in the afternoon. Patchy fog early in
the morning. Slight chance of showers and thunderstorms late in
the afternoon. Waves 1 foot or less.
TONIGHT
Northeast wind 5 to 10 knots becoming west after
midnight. Chance of showers and thunderstorms through the night.
Patchy fog after midnight. Waves 1 foot or less.
SATURDAY
West wind 5 to 10 knots. Chance of thunderstorms in
the morning. Chance of rain showers through the day. Slight
chance of thunderstorms in the afternoon. Areas of smoke in the
afternoon. Waves 1 foot or less.
SATURDAY NIGHT
West wind 5 to 10 knots. Areas of smoke in the
evening. . Waves 1 foot or less.
LSZ144-145-111615
Two Harbors to Duluth MN-Duluth MN to Port Wing WI
407 AM CDT Fri Jul 11 2025
TODAY
East wind 5 knots rising to 5 to 10 knots in the
afternoon. Patchy fog early in the morning. Slight chance of
showers and thunderstorms late in the afternoon. Waves 1 foot or
less.
TONIGHT
Northeast wind 5 to 10 knots becoming southwest after
midnight. Chance of showers and thunderstorms through the night.
Patchy fog after midnight. Waves 1 foot or less.
SATURDAY
West wind 5 to 10 knots. Chance of showers and slight
chance of thunderstorms through the day. Areas of smoke in the
afternoon. Waves 1 foot or less.
SATURDAY NIGHT
West wind 5 to 10 knots. Areas of smoke in the
evening. . Waves 1 foot or less.
LSZ146-111615
Port Wing to Sand Island WI
407 AM CDT Fri Jul 11 2025
TODAY
Northwest wind 5 knots becoming northeast in the late
morning and afternoon. Patchy fog early in the morning. Waves
1 foot or less.
TONIGHT
Northeast wind 5 to 10 knots becoming southwest early
in the morning. Chance of showers and thunderstorms through the
night. Patchy fog after midnight. Waves 1 foot or less.
SATURDAY
West wind 5 to 10 knots. Chance of thunderstorms in
the morning. Chance of rain showers through the day. Slight
chance of thunderstorms in the afternoon. Areas of smoke in the
afternoon. Waves 1 foot or less.
SATURDAY NIGHT
West wind 5 to 10 knots. Areas of smoke in the
evening. . Waves 1 foot or less.
LSZ147-111615
Sand Island to Bayfield WI
407 AM CDT Fri Jul 11 2025
TODAY
West wind 5 knots becoming east in the late morning and
afternoon. Patchy fog early in the morning. Waves 1 foot or less.
TONIGHT
East wind 5 to 10 knots becoming southwest after
midnight. Chance of showers and thunderstorms through the night.
Patchy fog after midnight. Waves 1 foot or less.
SATURDAY
West wind 5 to 10 knots. Rain showers likely and
chance of thunderstorms through the day. Areas of smoke in the
afternoon. Waves 1 foot or less.
SATURDAY NIGHT
West wind 5 to 10 knots. Areas of smoke in the
evening. . Waves 1 foot or less.
LSZ150-111615
Outer Apostle Islands Beyond 5 NM from Mainland
407 AM CDT Fri Jul 11 2025
TODAY
Southwest wind 5 knots becoming east in the afternoon.
Patchy fog early in the morning. Waves 1 foot or less.
TONIGHT
East wind 5 to 10 knots becoming northwest after
midnight, then becoming southwest early in the morning. Chance of
showers and thunderstorms through the night. Patchy fog after
midnight. Waves 1 foot or less.
SATURDAY
West wind 10 to 15 knots. Rain showers likely and
chance of thunderstorms through the day. Areas of smoke in the
afternoon. Waves 1 foot or less.
SATURDAY NIGHT
West wind 5 to 10 knots. Areas of smoke in the
evening. . Waves 1 foot or less.
LSZ121-111615
Chequamegon Bay-Bayfield to Oak Point WI
407 AM CDT Fri Jul 11 2025
TODAY
Southwest wind 5 knots becoming east in the afternoon.
Patchy fog early in the morning. Waves 1 foot or less.
TONIGHT
Northeast wind 5 to 10 knots becoming southeast late
in the evening, then becoming southwest after midnight. Chance of
showers and thunderstorms through the night. Patchy fog after
midnight. Waves 1 foot or less.
SATURDAY
West wind 5 to 10 knots. Chance of showers and
thunderstorms through the day. Areas of smoke in the afternoon.
Waves 1 foot or less.
SATURDAY NIGHT
West wind 5 to 10 knots. Areas of smoke in the
evening. . Waves 1 foot or less.
LSZ148-111615
Oak Point to Saxon Harbor WI
407 AM CDT Fri Jul 11 2025
TODAY
Southwest wind 5 knots becoming east in the late morning
and early afternoon, then becoming northeast late in the
afternoon. Patchy fog early in the morning. Waves 1 foot or less.
TONIGHT
Northeast wind 5 to 10 knots becoming south late in
the evening, then becoming southwest after midnight. Chance of
showers and thunderstorms through the night. Patchy fog after
midnight. Waves 1 foot or less.
SATURDAY
West wind 5 to 10 knots. Showers likely and chance of
thunderstorms through the day. Areas of smoke in the afternoon.
Waves 1 foot or less.
SATURDAY NIGHT
West wind 5 to 10 knots. Areas of smoke in the
evening. . Waves 1 foot or less.
Graphical marine forecasts are available online at: weather.gov/greatlakes
KML
NDBC on Facebook
NOAA on LinkedIn
NDBC on Twitter