FZUS53 KDLH 141126 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 626 AM CDT Tue Apr 14 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. LSZ140-141600- Grand Portage to Grand Marais MN- 626 AM CDT Tue Apr 14 2026 .TODAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Patchy fog through the day. Slight chance of showers and thunderstorms early in the morning. Chance of showers and thunderstorms in the late morning and early afternoon, then slight chance of rain showers late in the afternoon. Waves 1 to 2 feet. .TONIGHT...North wind 5 to 10 knots. Patchy fog in the evening, then widespread dense fog after midnight. Waves 1 foot or less. .WEDNESDAY...North wind 5 knots becoming northeast in the late morning and afternoon. Widespread dense fog in the morning, then patchy fog in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 knots becoming north early in the morning. Mostly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ141-141600- Grand Marais to Taconite Harbor MN- 626 AM CDT Tue Apr 14 2026 .TODAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots until late afternoon. Slight chance of thunderstorms in the morning. Slight chance of rain showers until late afternoon. Chance of thunderstorms early in the afternoon. Patchy fog through the day. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots becoming northwest after midnight. Patchy fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...North wind 5 knots becoming east in the late morning and afternoon. Widespread dense fog in the morning. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 knots becoming north early in the morning. Mostly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ142-141600- Taconite Harbor to Silver Bay Harbor MN- 626 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots in the morning. Slight chance of showers and thunderstorms until late afternoon. Patchy fog through the day. Waves 1 to 2 feet. .TONIGHT...North wind 5 knots. Patchy fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...North wind 5 knots becoming northeast in the late morning and afternoon. Widespread dense fog in the morning. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 knots becoming north early in the morning. Mostly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ143-141600- Silver Bay Harbor to Two Harbors MN- 626 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .TODAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Slight chance of showers and thunderstorms until late afternoon. Patchy fog in the morning. Areas of fog early in the afternoon, then patchy fog late in the afternoon. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 knots. Patchy fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...Northeast wind 5 to 10 knots. Widespread fog in the morning. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 knots. Mostly cloudy. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ144-141600- Two Harbors to Duluth MN- 626 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .TODAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Chance of showers and thunderstorms early in the morning. Slight chance of showers and thunderstorms in the late morning and early afternoon. Patchy fog until late afternoon. Areas of fog late in the afternoon. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Patchy fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...Northeast wind 5 to 10 knots. Widespread dense fog in the morning. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers after midnight. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ145-141600- Duluth MN to Port Wing WI- 626 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .TODAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Slight chance of showers and thunderstorms in the morning. Patchy fog in the morning, then areas of dense fog in the afternoon. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Areas of fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...Northeast wind 5 to 10 knots. Widespread dense fog in the morning. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers through the night. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ146-141600- Port Wing to Sand Island WI- 626 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots early in the morning. Slight chance of showers and thunderstorms until late afternoon. Patchy fog in the morning. Areas of dense fog in the afternoon. Waves 1 to 3 feet. .TONIGHT...Northeast wind 5 knots. Patchy fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...Northeast wind 5 to 10 knots. Widespread dense fog in the morning. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers through the night. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ147-141600- Sand Island to Bayfield WI- 626 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots early in the morning. Slight chance of thunderstorms early in the morning. Slight chance of rain showers until late afternoon. Slight chance of thunderstorms in the late morning and early afternoon. Patchy dense fog through the day. Waves 1 to 3 feet. .TONIGHT...Northeast wind 5 knots. Patchy fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...Northeast wind 5 to 10 knots. Widespread dense fog in the morning. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 knots. Slight chance of rain showers through the night. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ150-141600- Outer Apostle Islands Beyond 5 NM from Mainland- 626 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .TODAY...Northeast wind 10 to 15 knots. Gusts up to 25 knots. Slight chance of thunderstorms early in the morning. Slight chance of rain showers until late afternoon. Slight chance of thunderstorms in the late morning and early afternoon. Patchy fog through the day. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon. .TONIGHT...Northeast wind 5 to 10 knots. Patchy fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...Northeast wind 5 to 10 knots. Widespread dense fog in the morning. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 to 10 knots. Slight chance of rain showers through the night. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ LSZ148-141600- Oak Point to Saxon Harbor WI- 626 AM CDT Tue Apr 14 2026 ...DENSE FOG ADVISORY IN EFFECT UNTIL 1 PM CDT THIS AFTERNOON... .TODAY...North wind 5 to 10 knots. Slight chance of showers and thunderstorms early in the morning. Patchy fog until late afternoon. Areas of fog late in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon. .TONIGHT...North wind 5 knots. Areas of fog in the evening, then widespread dense fog after midnight. Waves 1 to 2 feet. .WEDNESDAY...Northeast wind 5 to 10 knots. Widespread dense fog in the morning. Slight chance of rain showers in the afternoon. Waves 1 foot or less. .WEDNESDAY NIGHT...Northeast wind 5 knots. Chance of rain showers. Waves 1 foot or less. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH