FZUS53 KDLH 152358 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 658 PM CDT Mon Jun 15 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. LSZ140-161000- Grand Portage to Grand Marais MN- 658 PM CDT Mon Jun 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TONIGHT...Southwest wind 15 to 20 knots becoming west 5 to 10 knots late in the evening, then becoming northwest after midnight becoming north toward daybreak. Chance of thunderstorms early in the evening. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. .TUESDAY...Northeast wind 5 to 10 knots becoming southwest late in the afternoon. Partly sunny. Waves 1 foot or less. .TUESDAY NIGHT...Southwest wind 5 to 10 knots. Partly cloudy in the evening then becoming 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 afternoon. Waves 1 to 2 feet. $$ LSZ141-161000- Grand Marais to Taconite Harbor MN- 658 PM CDT Mon Jun 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TONIGHT...West wind 10 to 15 knots with gusts to around 25 knots becoming southwest 5 knots late in the evening, then becoming northwest after midnight becoming north toward daybreak. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 1 to 2 feet. .TUESDAY...Northeast wind 5 knots becoming southwest in the afternoon. Slight chance of rain showers. Waves 1 foot or less. .TUESDAY NIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Northeast wind 5 knots becoming east 10 to 15 knots with gusts to around 25 knots in the late morning and afternoon. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Waves 1 to 2 feet. $$ LSZ142-161000- Taconite Harbor to Silver Bay Harbor MN- 658 PM CDT Mon Jun 15 2026 .REST OF TONIGHT...West wind 10 to 15 knots with gusts to around 25 knots becoming southwest 5 knots late in the evening, then becoming variable 10 knots or less after midnight becoming north 5 knots toward daybreak. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 1 foot or less. .TUESDAY...Northeast wind 5 knots in the morning becoming variable 10 knots or less. Slight chance of rain showers. Waves 1 foot or less. .TUESDAY NIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Variable winds 10 knots or less becoming east 5 to 10 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. $$ LSZ143-161000- Silver Bay Harbor to Two Harbors MN- 658 PM CDT Mon Jun 15 2026 .REST OF TONIGHT...West wind 5 to 10 knots with gusts to around 20 knots in the evening becoming variable 10 knots or less. Chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 1 to 2 feet. .TUESDAY...North wind 5 knots becoming northeast late in the morning, then becoming south early in the afternoon becoming southwest late in the afternoon. Chance of rain showers in the morning. Waves 1 foot or less. .TUESDAY NIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Northeast wind 10 to 15 knots with gusts to around 25 knots. Chance of rain showers in the morning, then rain showers in the afternoon. Waves 1 to 2 feet. $$ LSZ144-161000- Two Harbors to Duluth MN- 658 PM CDT Mon Jun 15 2026 .REST OF TONIGHT...Southwest wind 5 to 10 knots with gusts to around 25 knots becoming northwest toward daybreak. Rain showers likely and chance of thunderstorms in the evening, then chance of rain showers after midnight. Waves 1 to 2 feet. .TUESDAY...North wind 5 to 10 knots becoming southeast early in the afternoon, then becoming southwest late in the afternoon. Chance of rain showers in the morning. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less, then becoming northeast 5 knots after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...East wind 15 to 20 knots with gusts to around 25 knots. Chance of rain showers in the morning, then rain showers in the afternoon. Waves 1 to 3 feet. $$ LSZ145-161000- Duluth MN to Port Wing WI- 658 PM CDT Mon Jun 15 2026 .REST OF TONIGHT...Southwest wind 10 to 15 knots with gusts to around 25 knots becoming west 5 knots after midnight. Rain showers likely and chance of thunderstorms in the evening, then chance of rain showers after midnight. Waves 1 to 2 feet. .TUESDAY...Northeast wind 5 to 10 knots becoming northwest late in the afternoon. Chance of rain showers in the morning. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...East wind 15 to 20 knots with gusts to around 25 knots. Chance of rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Waves 1 to 3 feet. $$ LSZ146-161000- Port Wing to Sand Island WI- 658 PM CDT Mon Jun 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TONIGHT...Southwest wind 5 to 10 knots with gusts to around 25 knots becoming west toward daybreak. Chance of thunderstorms early in the evening. Chance of rain showers through the night. Slight chance of thunderstorms in the late evening and early morning. Waves 1 to 2 feet. .TUESDAY...North wind 5 knots becoming northeast early in the afternoon, then becoming southwest late in the afternoon. Chance of rain showers in the morning. Waves 1 foot or less. .TUESDAY NIGHT...Variable winds 10 knots or less. Partly cloudy in the evening then becoming 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. $$ LSZ147-161000- Sand Island to Bayfield WI- 658 PM CDT Mon Jun 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TONIGHT...Southwest wind 5 to 10 knots with gusts to around 20 knots until early morning becoming variable 10 knots or less. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 1 to 2 feet. .TUESDAY...North wind 5 knots becoming south late in the afternoon. Chance of rain showers in the morning. Waves 1 foot or less. .TUESDAY NIGHT...East wind 5 knots early in the evening becoming variable 10 knots or less, then becoming southeast 5 knots early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Southeast wind 5 knots becoming east with gusts to around 20 knots in the afternoon. Chance of rain showers. Waves 1 foot or less. $$ LSZ150-161000- Outer Apostle Islands Beyond 5 NM from Mainland- 658 PM CDT Mon Jun 15 2026 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 7 PM CDT THIS EVENING... .REST OF TONIGHT...Southwest wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots after midnight, then becoming northwest toward daybreak. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 1 to 2 feet. .TUESDAY...Northeast wind 5 knots becoming south late in the afternoon. Chance of rain showers in the morning. Waves 1 foot or less. .TUESDAY NIGHT...South wind 5 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...East wind 5 to 10 knots with gusts to around 20 knots rising to 10 to 15 knots with gusts to around 25 knots late in the afternoon. Chance of rain showers. Waves 1 to 2 feet. $$ LSZ121-161000- Chequamegon Bay-Bayfield to Oak Point WI- 658 PM CDT Mon Jun 15 2026 .REST OF TONIGHT...Southwest wind 5 to 10 knots with gusts to around 20 knots becoming west toward daybreak. Chance of thunderstorms in the evening. Chance of rain showers through the night. Slight chance of thunderstorms after midnight. Waves 1 foot or less. .TUESDAY...North wind 5 knots becoming northeast in the afternoon. Chance of rain showers and slight chance of thunderstorms in the morning. Waves 1 foot or less. .TUESDAY NIGHT...Southeast wind 5 knots early in the evening becoming variable 10 knots or less, then becoming south 5 knots after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Southeast wind 5 knots becoming east with gusts to around 20 knots in the afternoon. Chance of rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Waves 1 foot or less. $$ LSZ148-161000- Oak Point to Saxon Harbor WI- 658 PM CDT Mon Jun 15 2026 .REST OF TONIGHT...Southwest wind 5 to 10 knots becoming west toward daybreak. Chance of thunderstorms in the evening. Chance of rain showers through the night. Slight chance of thunderstorms after midnight. Waves 1 foot or less. .TUESDAY...North wind 5 knots becoming east late in the afternoon. Chance of rain showers and slight chance of thunderstorms in the morning. Waves 1 foot or less. .TUESDAY NIGHT...Southeast wind 5 knots early in the evening becoming variable 10 knots or less, then becoming south 5 knots after midnight. Mostly clear in the evening then becoming mostly cloudy. Waves 1 foot or less. .WEDNESDAY...Southeast wind 5 knots becoming east 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH