Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
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822 FZUS53 KDLH 210418 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 1118 PM CDT Fri Sep 20 2024 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. LSZ140-141-211015- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 1118 PM CDT Fri Sep 20 2024 .REST OF TONIGHT...West wind 5 knots. Mostly clear. Waves 1 to 2 feet. .SATURDAY...Southeast wind 5 to 10 knots. Chance of rain showers and slight chance of thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and overnight. Slight chance of showers and thunderstorms in the evening. Waves 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots easing to 5 to 10 knots in the afternoon. Gusts up to 20 knots. Sunny. Waves 1 to 2 feet. $$ LSZ142-143-211015- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 1118 PM CDT Fri Sep 20 2024 .REST OF TONIGHT...West wind 5 knots. Mostly clear. Waves 1 foot or less. .SATURDAY...East wind 5 to 10 knots becoming northwest late in the afternoon. Slight chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and overnight. Partly cloudy. Waves 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 20 knots until late afternoon. Sunny. Waves 1 foot or less. $$ LSZ144-145-211015- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 1118 PM CDT Fri Sep 20 2024 .REST OF TONIGHT...Southwest wind 5 knots becoming south toward daybreak. Slight chance of rain showers toward daybreak. Waves 1 foot or less. .SATURDAY...Southeast wind 5 to 10 knots becoming west 10 to 15 knots with gusts to around 20 knots in the afternoon. Slight chance of rain showers in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots late in the evening, then decreasing to 20 knots after midnight. Partly cloudy. Waves 1 to 2 feet. .SUNDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots in the afternoon. Sunny. Waves 1 to 2 feet. $$ LSZ146-211015- Port Wing to Sand Island WI- 1118 PM CDT Fri Sep 20 2024 .REST OF TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SATURDAY...Southeast wind 5 to 10 knots becoming west in the afternoon. Slight chance of rain showers in the morning, then chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and overnight. Slight chance of showers and thunderstorms in the evening. Waves 1 to 2 feet building to 1 to 3 feet in the late evening and overnight. .SUNDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming west 5 to 10 knots with gusts to around 20 knots in the afternoon. Mostly sunny. Waves 1 to 2 feet. $$ LSZ147-211015- Sand Island to Bayfield WI- 1118 PM CDT Fri Sep 20 2024 .REST OF TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SATURDAY...South wind 5 to 10 knots becoming west late in the afternoon. Slight chance of rain showers in the morning, then chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...Northwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the late evening and overnight. Slight chance of showers and thunderstorms in the evening. Waves 1 to 2 feet building to 1 to 3 feet in the late evening and overnight. .SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots. Mostly sunny. Waves 1 to 3 feet. $$ LSZ150-211015- Outer Apostle Islands Beyond 5 NM from Mainland- 1118 PM CDT Fri Sep 20 2024 .REST OF TONIGHT...Southwest wind 10 to 15 knots easing to 5 knots toward daybreak. Mostly clear. Waves 1 foot or less. .SATURDAY...South wind 5 to 10 knots becoming southeast early in the afternoon, then becoming southwest late in the afternoon. Slight chance of showers in the morning, then chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...West wind 15 to 20 knots with gusts to around 25 knots becoming northwest with gusts to around 25 knots after midnight. Chance of thunderstorms and slight chance of rain showers in the evening. Waves 1 to 2 feet building to 2 to 4 feet in the late evening and overnight. A small craft advisory may be needed. .SUNDAY...Northwest wind 10 to 15 knots. Gusts up to 25 knots decreasing to 20 knots in the afternoon. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the afternoon. $$ LSZ121-211015- Chequamegon Bay-Bayfield to Oak Point WI- 1118 PM CDT Fri Sep 20 2024 .REST OF TONIGHT...Southwest wind 5 knots. Mostly clear. Waves 1 foot or less. .SATURDAY...South wind 5 to 10 knots with gusts to around 20 knots becoming southwest with gusts to around 20 knots late in the afternoon. Slight chance of rain showers in the morning, then chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots in the late evening and overnight. Chance of showers and thunderstorms in the evening. Waves 1 foot or less. .SUNDAY...Northwest wind 5 to 10 knots. Mostly sunny. Waves 1 foot or less. $$ LSZ148-211015- Oak Point to Saxon Harbor WI- 1118 PM CDT Fri Sep 20 2024 .REST OF TONIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. .SATURDAY...South wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Slight chance of rain showers in the morning, then chance of showers and thunderstorms in the afternoon. Waves 1 foot or less. .SATURDAY NIGHT...West wind 10 to 15 knots with gusts to around 20 knots becoming northwest with gusts to around 20 knots after midnight. Chance of showers and thunderstorms in the evening. Waves 1 foot or less building to 1 to 3 feet in the late evening and overnight. .SUNDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots with gusts to around 20 knots in the afternoon. Mostly sunny. Waves 1 to 3 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes Rothstein