FZUS53 KDLH 240622 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 122 AM CDT Wed Jun 24 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. LSZ140-241600- Grand Portage to Grand Marais MN- 122 AM CDT Wed Jun 24 2026 .TODAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots. Chance of rain showers in the morning. Slight chance of thunderstorms through the day. Slight chance of rain showers in the afternoon. Waves 1 to 2 feet. .TONIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots early in the morning. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots becoming southeast late in the morning, then becoming southwest in the afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...West wind 5 knots becoming northwest after midnight. Partly cloudy. Waves 1 foot or less. $$ LSZ141-241600- Grand Marais to Taconite Harbor MN- 122 AM CDT Wed Jun 24 2026 .TODAY...Northeast wind 10 to 15 knots. Gusts up to 25 knots. Chance of rain showers and slight chance of thunderstorms. Waves 1 to 2 feet. .TONIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots easing to 5 knots early in the morning. Slight chance of rain showers in the evening. Patchy fog after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots early in the morning becoming southeast, then becoming south early in the afternoon becoming variable 10 knots or less. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ142-241600- Taconite Harbor to Silver Bay Harbor MN- 122 AM CDT Wed Jun 24 2026 .TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Chance of showers and thunderstorms early in the morning, then slight chance of showers and thunderstorms in the late morning and afternoon. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Patchy fog. Waves 1 to 2 feet. .THURSDAY...Variable winds 10 knots or less. Partly sunny in the morning then clearing. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ143-241600- Silver Bay Harbor to Two Harbors MN- 122 AM CDT Wed Jun 24 2026 .TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Slight chance of showers and thunderstorms through the day. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers in the evening. Patchy fog through the night. Waves 1 to 2 feet. .THURSDAY...Variable winds 10 knots or less. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ144-241600- Two Harbors to Duluth MN- 122 AM CDT Wed Jun 24 2026 .TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Patchy fog early in the morning. Slight chance of thunderstorms in the morning. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Patchy fog through the night. Chance of showers and thunderstorms in the evening. Slight chance of rain showers after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots becoming east in the late morning and afternoon. Mostly cloudy in the morning then clearing. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ145-241600- Duluth MN to Port Wing WI- 122 AM CDT Wed Jun 24 2026 .TODAY...Northeast wind 5 to 10 knots. Patchy fog early in the morning. Slight chance of thunderstorms in the morning. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Patchy fog through the night. Chance of rain showers and slight chance of thunderstorms in the evening. Slight chance of rain showers after midnight. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ146-241600- Port Wing to Sand Island WI- 122 AM CDT Wed Jun 24 2026 .TODAY...Northeast wind 5 to 10 knots. Slight chance of showers and thunderstorms through the day. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Patchy fog through the night. Slight chance of rain showers through the night. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots early in the morning becoming variable 10 knots or less, then becoming northeast 5 knots in the afternoon. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ147-241600- Sand Island to Bayfield WI- 122 AM CDT Wed Jun 24 2026 .TODAY...Northeast wind 5 knots rising to 5 to 10 knots in the afternoon. Chance of showers and thunderstorms early in the morning, then slight chance of showers and thunderstorms in the late morning and afternoon. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Patchy fog through the night. Slight chance of rain showers through the night. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots early in the morning becoming variable 10 knots or less. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ150-241600- Outer Apostle Islands Beyond 5 NM from Mainland- 122 AM CDT Wed Jun 24 2026 .TODAY...East wind 5 to 10 knots becoming northeast with gusts to around 20 knots in the afternoon. Chance of showers and thunderstorms early in the morning, then slight chance of showers and thunderstorms in the late morning and afternoon. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Gusts up to 20 knots in the evening. Patchy fog through the night. Slight chance of rain showers through the night. Waves 1 to 3 feet. .THURSDAY...Northeast wind 5 knots in the morning becoming variable 10 knots or less, then becoming northeast 5 knots late in the afternoon. Patchy fog in the morning. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ LSZ121-241600- Chequamegon Bay-Bayfield to Oak Point WI- 122 AM CDT Wed Jun 24 2026 .TODAY...Variable winds 10 knots or less becoming northeast 5 to 10 knots in the late morning and afternoon. Chance of showers and thunderstorms early in the morning, then slight chance of showers and thunderstorms in the late morning and afternoon. Waves 1 foot or less. .TONIGHT...North wind 5 to 10 knots. Patchy fog through the night. Slight chance of rain showers through the night. Waves 1 foot or less. .THURSDAY...Northeast wind 5 knots. Mostly cloudy in the morning then clearing. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots early in the evening becoming variable 10 knots or less. Partly cloudy. Waves 1 foot or less. $$ LSZ148-241600- Oak Point to Saxon Harbor WI- 122 AM CDT Wed Jun 24 2026 .TODAY...East wind 5 knots becoming northeast in the late morning and afternoon. Chance of showers and thunderstorms early in the morning, then slight chance of showers and thunderstorms in the late morning and afternoon. Waves 1 to 2 feet. .TONIGHT...North wind 5 knots. Patchy fog. Slight chance of rain showers. Waves 1 to 2 feet. .THURSDAY...Northeast wind 5 knots. Mostly cloudy in the morning then becoming mostly sunny. Waves 1 foot or less. .THURSDAY 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. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH