FZUS53 KDLH 170423 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 1122 PM CDT Tue Jun 16 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. LSZ140-171000- Grand Portage to Grand Marais MN- 1122 PM CDT Tue Jun 16 2026 .REST OF TONIGHT...Southwest wind 5 to 10 knots becoming south toward daybreak. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Southeast wind 5 knots becoming northeast 10 to 15 knots with gusts to around 20 knots in the late morning and afternoon. Chance of rain showers in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming northwest 5 knots early in the morning. Slight chance of rain showers. Waves 1 to 2 feet. .THURSDAY...West wind 5 to 10 knots. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Waves 1 foot or less. $$ LSZ141-171000- Grand Marais to Taconite Harbor MN- 1122 PM CDT Tue Jun 16 2026 .REST OF TONIGHT...Northeast wind 5 knots late in the evening becoming variable 10 knots or less. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY...East wind 10 to 15 knots with gusts to around 20 knots. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northeast wind 5 to 10 knots with gusts to around 20 knots becoming northwest early in the morning. Chance of rain showers in the evening. Waves 1 to 2 feet. .THURSDAY...Northwest wind 5 to 10 knots. Slight chance of rain showers in the afternoon. Waves 1 foot or less. $$ LSZ142-171000- Taconite Harbor to Silver Bay Harbor MN- 1122 PM CDT Tue Jun 16 2026 .REST OF TONIGHT...North wind 5 knots becoming northeast after midnight, then becoming variable 10 knots or less toward daybreak. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Northeast wind 10 to 15 knots with gusts to around 25 knots. Chance of rain showers in the morning, then rain showers likely in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots becoming north 5 knots after midnight, then becoming northwest early in the morning. Chance of rain showers in the evening. Waves 1 to 2 feet. .THURSDAY...Northwest wind 5 knots. Slight chance of rain showers in the afternoon. Waves 1 foot or less. $$ LSZ143-171000- Silver Bay Harbor to Two Harbors MN- 1122 PM CDT Tue Jun 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM CDT WEDNESDAY THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...North wind 5 knots becoming northeast after midnight. Slight chance of rain showers toward daybreak. Waves 1 foot or less. .WEDNESDAY...Northeast wind 5 knots rising to 15 to 20 knots with gusts to around 25 knots in the late morning and afternoon. Chance of rain showers in the morning, then rain showers likely in the afternoon. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots becoming north 5 knots after midnight, then becoming northwest early in the morning. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. .THURSDAY...West wind 5 to 10 knots. Slight chance of rain showers in the afternoon. Waves 1 foot or less. $$ LSZ144-171000- Two Harbors to Duluth MN- 1122 PM CDT Tue Jun 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM CDT WEDNESDAY THROUGH LATE WEDNESDAY NIGHT... .REST OF TONIGHT...Northeast wind 5 knots. Slight chance of rain showers toward daybreak. Waves 1 foot or less. .WEDNESDAY...Northeast wind 15 to 20 knots with gusts to around 30 knots. Chance of rain showers in the morning, then rain showers in the afternoon. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .WEDNESDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots becoming north 5 knots after midnight, then becoming northwest early in the morning. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .THURSDAY...West wind 5 to 10 knots. Slight chance of rain showers in the afternoon. Waves 1 foot or less. $$ LSZ145-171000- Duluth MN to Port Wing WI- 1122 PM CDT Tue Jun 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM CDT WEDNESDAY THROUGH LATE WEDNESDAY NIGHT... .REST OF TONIGHT...East wind 5 knots becoming southeast toward daybreak. Slight chance of rain showers toward daybreak. Waves 1 foot or less. .WEDNESDAY...East wind 15 to 20 knots with gusts to around 25 knots becoming northeast with gusts to around 30 knots late in the afternoon. Rain showers. Waves 1 to 2 feet building to 2 to 4 feet in the afternoon. .WEDNESDAY NIGHT...Northeast wind 15 to 20 knots with gusts to around 30 knots becoming north 5 knots after midnight, then becoming west early in the morning. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. .THURSDAY...West wind 5 to 10 knots. Slight chance of rain showers in the afternoon. Waves 1 foot or less. $$ LSZ146-171000- Port Wing to Sand Island WI- 1122 PM CDT Tue Jun 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM 11 AM CDT WEDNESDAY THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...Northeast wind 5 knots becoming southeast after midnight. Mostly cloudy. Waves 1 foot or less. .WEDNESDAY...East wind 10 to 15 knots with gusts to around 25 knots. Chance of rain showers in the morning, then rain showers in the afternoon. Waves 1 to 2 feet building to 1 to 3 feet late in the afternoon. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots becoming north 5 knots after midnight, then becoming west early in the morning. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 3 feet. .THURSDAY...West wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ LSZ147-171000- Sand Island to Bayfield WI- 1122 PM CDT Tue Jun 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...East wind 5 knots becoming south after midnight. Partly cloudy late in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...South wind 5 knots becoming east 10 to 15 knots with gusts to around 25 knots in the late morning and afternoon. Chance of rain showers in the morning, then rain showers in the afternoon. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming north 5 to 10 knots after midnight, then becoming northwest early in the morning. Chance of rain showers through the night. Waves 1 to 2 feet. .THURSDAY...West wind 5 to 10 knots. Partly sunny. Waves 1 foot or less. $$ LSZ150-171000- Outer Apostle Islands Beyond 5 NM from Mainland- 1122 PM CDT Tue Jun 16 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM WEDNESDAY AFTERNOON THROUGH WEDNESDAY EVENING... .REST OF TONIGHT...South wind 5 knots. Partly cloudy late in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...South wind 5 knots becoming east 10 to 15 knots with gusts to around 25 knots in the late morning and afternoon. Chance of rain showers in the morning, then rain showers likely in the afternoon. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 25 knots becoming north 5 to 10 knots after midnight, then becoming northwest early in the morning. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 3 feet subsiding to 1 to 2 feet after midnight. .THURSDAY...West wind 5 to 10 knots. Mostly sunny. Waves 1 to 2 feet. $$ LSZ121-171000- Chequamegon Bay-Bayfield to Oak Point WI- 1122 PM CDT Tue Jun 16 2026 .REST OF TONIGHT...South wind 5 knots. Slight chance of rain showers toward daybreak. Waves 1 foot or less. .WEDNESDAY...South wind 5 to 10 knots becoming east 10 to 15 knots with gusts to around 25 knots late in the afternoon. Chance of rain showers in the morning, then rain showers in the afternoon. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming north 5 knots after midnight, then becoming northwest early in the morning. Chance of rain showers through the night. Waves 1 to 3 feet subsiding to 1 foot or less after midnight. .THURSDAY...West wind 5 to 10 knots. Slight chance of rain showers in the afternoon. Waves 1 foot or less. $$ LSZ148-171000- Oak Point to Saxon Harbor WI- 1122 PM CDT Tue Jun 16 2026 .REST OF TONIGHT...Variable winds 10 knots or less becoming south 5 knots after midnight. Partly cloudy late in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...South wind 5 knots becoming east with gusts to around 25 knots in the late morning and early afternoon, then rising to 10 to 15 knots with gusts to around 25 knots late in the afternoon. Rain showers likely in the morning, then rain showers in the afternoon. Waves 1 to 3 feet. .WEDNESDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming north 5 to 10 knots after midnight, then becoming northwest early in the morning. Chance of rain showers. Waves 1 to 3 feet subsiding to 1 to 2 feet after midnight. .THURSDAY...West wind 5 to 10 knots. Slight chance of rain showers. Waves 1 to 2 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH