


Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
704 FZUS53 KDLH 031509 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 1009 AM CDT Thu Jul 3 2025 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. LSZ140-141-032215- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 1009 AM CDT Thu Jul 3 2025 .REST OF TODAY...East wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Slight chance of showers and thunderstorms after midnight. Waves 1 foot or less. .FRIDAY...East wind 5 knots becoming southeast in the afternoon. Chance of showers and thunderstorms in the morning, then slight chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. .FRIDAY NIGHT...South wind 5 to 10 knots becoming southwest in the late evening and overnight. Chance of rain showers in the evening. Chance of thunderstorms through the night. Rain showers likely after midnight. Waves 1 to 2 feet. $$ LSZ143-032215- Silver Bay Harbor to Two Harbors MN- 1009 AM CDT Thu Jul 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM CDT THIS EVENING... .REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to 25 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Chance of showers and thunderstorms after midnight. Waves 1 to 2 feet. .FRIDAY...Northeast wind 5 knots becoming southeast late in the afternoon. Chance of showers and thunderstorms in the morning. Waves 1 foot or less. .FRIDAY NIGHT...South wind 5 to 10 knots becoming southwest in the late evening and overnight. Chance of showers in the evening. Chance of thunderstorms through the night. Showers likely after midnight. Waves 1 foot or less. $$ LSZ142-032215- Taconite Harbor to Silver Bay Harbor MN- 1009 AM CDT Thu Jul 3 2025 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Chance of showers and thunderstorms after midnight. Waves 1 foot or less. .FRIDAY...Northeast wind 5 knots becoming southeast late in the afternoon. Chance of showers and thunderstorms in the morning. Waves 1 foot or less. .FRIDAY NIGHT...South wind 5 knots becoming southwest after midnight. Chance of showers and thunderstorms through the night. Waves 1 foot or less. $$ LSZ144-145-032215- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 1009 AM CDT Thu Jul 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM CDT THIS EVENING... .REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to 25 knots. Sunny. Waves 1 to 3 feet. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 25 knots. Slight chance of showers and thunderstorms after midnight. Waves 1 to 3 feet. .FRIDAY...East wind 5 to 10 knots becoming south 10 to 15 knots with gusts to around 20 knots late in the afternoon. Slight chance of showers and thunderstorms in the morning. Waves 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 10 to 15 knots with gusts to around 20 knots. Chance of showers and thunderstorms through the night. Waves 1 to 2 feet. $$ LSZ146-032215- Port Wing to Sand Island WI- 1009 AM CDT Thu Jul 3 2025 ...SMALL CRAFT ADVISORY IN EFFECT FROM 3 PM THIS AFTERNOON TO 10 PM CDT THIS EVENING... .REST OF TODAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the evening. Chance of showers and thunderstorms after midnight. Waves 1 to 3 feet. .FRIDAY...Northeast wind 5 knots becoming southeast late in the afternoon. Chance of showers and thunderstorms in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Southwest wind 5 to 10 knots. Chance of showers in the evening. Chance of thunderstorms through the night. Showers likely after midnight. Waves 1 foot or less. $$ LSZ147-032215- Sand Island to Bayfield WI- 1009 AM CDT Thu Jul 3 2025 .REST OF TODAY...Northeast wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots becoming east early in the morning. Chance of showers and thunderstorms after midnight. Waves 1 foot or less. .FRIDAY...Southeast wind 5 knots becoming southwest late in the afternoon. Chance of showers and thunderstorms in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Southwest wind 5 to 10 knots. Chance of showers and thunderstorms through the night. Waves 1 foot or less. $$ LSZ150-032215- Outer Apostle Islands Beyond 5 NM from Mainland- 1009 AM CDT Thu Jul 3 2025 .REST OF TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late. Sunny. Waves 1 to 2 feet. .TONIGHT...East wind 5 to 10 knots with gusts to around 20 knots becoming southeast early in the morning. Chance of showers and thunderstorms after midnight. Waves 1 to 2 feet. .FRIDAY...Southeast wind 5 to 10 knots. Chance of showers and thunderstorms in the morning. Waves 1 foot or less. .FRIDAY NIGHT...South wind 5 to 10 knots. Chance of showers and thunderstorms through the night. Waves 1 to 2 feet. $$ LSZ121-032215- Chequamegon Bay-Bayfield to Oak Point WI- 1009 AM CDT Thu Jul 3 2025 .REST OF TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots with gusts to around 20 knots becoming south early in the morning. Chance of showers and thunderstorms after midnight. Waves 1 foot or less. .FRIDAY...South wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Chance of showers and thunderstorms in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Southwest wind 5 to 10 knots. Chance of showers and thunderstorms through the night. Waves 1 foot or less. $$ LSZ148-032215- Oak Point to Saxon Harbor WI- 1009 AM CDT Thu Jul 3 2025 .REST OF TODAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots late. Sunny. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots with gusts to around 20 knots becoming south early in the morning. Chance of showers and thunderstorms after midnight. Waves 1 to 2 feet. .FRIDAY...South wind 5 to 10 knots. Chance of showers and thunderstorms in the morning. Waves 1 foot or less. .FRIDAY NIGHT...Southwest wind 5 to 10 knots. Slight chance of thunderstorms in the evening. Chance of showers through the night. Chance of thunderstorms after midnight. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes Britt