Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
984 FZUS53 KDLH 190839 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 339 AM CDT Thu Sep 19 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. LSZ140-141-191615- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 339 AM CDT Thu Sep 19 2024 .TODAY...East wind 5 to 10 knots. Slight chance of showers until late afternoon. Slight chance of thunderstorms in the late morning and early afternoon, then chance of showers and thunderstorms late in the afternoon. Waves 1 to 2 feet. .TONIGHT...East wind 10 to 15 knots becoming south 5 to 10 knots with gusts to around 20 knots after midnight. Showers likely in the evening. Chance of thunderstorms through the night. Chance of showers after midnight. Waves 1 to 3 feet. .FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Mostly sunny. Waves 1 to 3 feet. .FRIDAY NIGHT...West wind 5 to 10 knots with gusts to around 20 knots becoming northwest after midnight. Mostly clear. Waves 1 to 3 feet. $$ LSZ142-143-191615- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 339 AM CDT Thu Sep 19 2024 .TODAY...Northeast wind 5 to 10 knots. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots becoming south in the late evening and early morning, then becoming southwest early in the morning. Showers and thunderstorms likely in the evening. Waves 1 to 2 feet. .FRIDAY...Southwest wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...West wind 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. $$ LSZ144-145-191615- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 339 AM CDT Thu Sep 19 2024 .TODAY...East wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Chance of showers and thunderstorms in the morning, then slight chance of showers and thunderstorms early in the afternoon. Chance of showers and thunderstorms late in the afternoon. Waves 1 to 2 feet. .TONIGHT...Southeast wind 10 to 15 knots with gusts to around 20 knots becoming southwest in the late evening and overnight. Chance of showers and thunderstorms in the evening. Waves 1 to 2 feet. .FRIDAY...West wind 10 to 15 knots. Gusts up to 20 knots early in the afternoon. Sunny. Waves 1 to 2 feet. .FRIDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 foot or less. $$ LSZ146-191615- Port Wing to Sand Island WI- 339 AM CDT Thu Sep 19 2024 .TODAY...Southeast wind 5 to 10 knots. Chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TONIGHT...South wind 5 to 10 knots becoming southwest early in the morning. Chance of showers and thunderstorms in the evening, then slight chance of showers and thunderstorms after midnight. Waves 1 to 2 feet. .FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Sunny. Waves 1 to 3 feet. .FRIDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. $$ LSZ147-191615- Sand Island to Bayfield WI- 339 AM CDT Thu Sep 19 2024 .TODAY...South wind 5 to 10 knots. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TONIGHT...South wind 5 to 10 knots becoming southwest early in the morning. Chance of thunderstorms in the evening. Chance of showers through the night. Slight chance of thunderstorms after midnight. Waves 1 foot or less. .FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in the afternoon. Sunny. Waves 1 to 3 feet. .FRIDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. $$ LSZ150-191615- Outer Apostle Islands Beyond 5 NM from Mainland- 339 AM CDT Thu Sep 19 2024 .TODAY...South wind 5 to 10 knots. Gusts up to 20 knots late in the afternoon. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .TONIGHT...South wind 10 to 15 knots with gusts to around 20 knots becoming southwest with gusts to around 20 knots after midnight. Chance of thunderstorms in the evening. Chance of showers through the night. Slight chance of thunderstorms after midnight. Waves 1 to 2 feet. .FRIDAY...Southwest wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Sunny. Waves 1 to 3 feet. .FRIDAY NIGHT...Southwest wind 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. $$ LSZ121-191615- Chequamegon Bay-Bayfield to Oak Point WI- 339 AM CDT Thu Sep 19 2024 .TODAY...South wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .TONIGHT...South wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots early in the morning. Chance of thunderstorms in the evening. Chance of showers through the night. Slight chance of thunderstorms after midnight. Waves 1 foot or less. .FRIDAY...Southwest wind 5 to 10 knots. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...Southwest wind 5 knots. Mostly clear. Waves 1 foot or less. $$ LSZ148-191615- Oak Point to Saxon Harbor WI- 339 AM CDT Thu Sep 19 2024 .TODAY...South wind 10 to 15 knots with gusts to around 20 knots. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .TONIGHT...South wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots early in the morning. Chance of thunderstorms in the evening. Chance of showers through the night. Slight chance of thunderstorms after midnight. Waves 1 foot or less. .FRIDAY...Southwest wind 5 to 10 knots becoming west late in the afternoon. Sunny. Waves 1 foot or less. .FRIDAY NIGHT...Southwest wind 5 knots. Mostly clear. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes Rothstein