FZUS53 KDLH 091941 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 240 PM CDT Thu Jul 9 2026 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. LSZ140-100400- Grand Portage to Grand Marais MN- 240 PM CDT Thu Jul 9 2026 .TONIGHT...West wind 5 knots becoming northwest in the late evening and overnight. Patchy fog in the late evening and overnight. Waves 1 foot or less. .FRIDAY...Southeast wind 5 knots. Mostly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Southeast wind 5 knots becoming northeast in the late evening and overnight. Chance of rain showers and slight chance of thunderstorms after midnight. Waves 1 foot or less. .SATURDAY...East wind 5 knots becoming south in the late morning and afternoon. Slight chance of showers and thunderstorms in the morning. Waves 1 foot or less. $$ LSZ141-100400- Grand Marais to Taconite Harbor MN- 240 PM CDT Thu Jul 9 2026 .TONIGHT...North wind 5 knots becoming east late in the evening, then becoming variable 10 knots or less after midnight. Patchy fog in the late evening and overnight. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming east 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Slight chance of rain showers in the evening. Chance of rain showers after midnight. Waves 1 foot or less. .SATURDAY...North wind 5 knots becoming south in the late morning and early afternoon, then becoming variable 10 knots or less late in the afternoon. Partly sunny in the morning then clearing. Waves 1 foot or less. $$ LSZ142-100400- Taconite Harbor to Silver Bay Harbor MN- 240 PM CDT Thu Jul 9 2026 .TONIGHT...Variable winds 10 knots or less becoming east 5 knots late in the evening, then becoming variable 10 knots or less after midnight. Patchy fog in the late evening and overnight. Waves 1 foot or less. .FRIDAY...East wind 5 knots. Mostly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less. Partly sunny in the morning then clearing. Waves 1 foot or less. $$ LSZ143-100400- Silver Bay Harbor to Two Harbors MN- 240 PM CDT Thu Jul 9 2026 .TONIGHT...Northeast wind 5 knots. Patchy fog late in the night. Waves 1 foot or less. .FRIDAY...Northeast wind 5 knots. Mostly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 to 10 knots in the evening becoming variable 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming southeast 5 knots in the late morning and early afternoon, then becoming variable 10 knots or less late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ144-100400- Two Harbors to Duluth MN- 240 PM CDT Thu Jul 9 2026 .TONIGHT...Northeast wind 5 knots. Patchy fog late in the night. Waves 1 foot or less. .FRIDAY...East wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 to 10 knots until early morning becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming southeast 5 knots in the late morning and afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ145-100400- Duluth MN to Port Wing WI- 240 PM CDT Thu Jul 9 2026 .TONIGHT...Northeast wind 5 knots. Patchy fog after midnight.Waves 1 foot or less. .FRIDAY...Northeast wind 5 to 10 knots. Patchy fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 to 10 knots until early morning becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming east 5 knots in the late morning and afternoon. Sunny. Waves 1 foot or less. $$ LSZ146-100400- Port Wing to Sand Island WI- 240 PM CDT Thu Jul 9 2026 .TONIGHT...Northeast wind 5 knots. Patchy fog in the late evening and overnight. Waves 1 foot or less. .FRIDAY...Northeast wind 5 to 10 knots. Patchy fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less. Mostly sunny. Waves 1 foot or less. $$ LSZ147-100400- Sand Island to Bayfield WI- 240 PM CDT Thu Jul 9 2026 .TONIGHT...East wind 5 knots. Patchy fog in the late evening and overnight. Waves 1 foot or less. .FRIDAY...East wind 5 knots. Patchy fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ150-100400- Outer Apostle Islands Beyond 5 NM from Mainland- 240 PM CDT Thu Jul 9 2026 .TONIGHT...Northeast wind 5 knots becoming east late in the night. Patchy fog in the late evening and early morning. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...East wind 5 to 10 knots. Patchy fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...East wind 5 knots becoming northeast late in the evening, then becoming variable 10 knots or less after midnight. Mostly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming east 5 knots in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ121-100400- Chequamegon Bay-Bayfield to Oak Point WI- 240 PM CDT Thu Jul 9 2026 .TONIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Patchy fog late in the night. Waves 1 foot or less. .FRIDAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the afternoon. Mostly sunny. Waves 1 foot or less. .FRIDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. .SATURDAY...Variable winds 10 knots or less becoming south 5 knots late in the morning, then becoming southeast early in the afternoon becoming east late in the afternoon. Slight chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. $$ LSZ148-100400- Oak Point to Saxon Harbor WI- 240 PM CDT Thu Jul 9 2026 .TONIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Patchy fog after midnight. Areas of dense fog late in the night. Waves 1 foot or less. .FRIDAY...Northeast wind 5 to 10 knots. Patchy fog in the morning. Waves 1 foot or less. .FRIDAY NIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less, then becoming south 5 knots early in the morning. Partly cloudy. Waves 1 foot or less. .SATURDAY...Southwest wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH