Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
345 FZUS53 KDLH 180821 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 321 AM CDT Wed Sep 18 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. LSZ140-141-181615- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 321 AM CDT Wed Sep 18 2024 .TODAY...Southeast wind 5 to 10 knots becoming east late in the afternoon. Sunny. Waves 1 to 2 feet. .TONIGHT...East wind 5 to 10 knots. Partly cloudy. Waves 1 to 2 feet. .THURSDAY...Southeast wind 5 to 10 knots. Chance of rain showers through the day. Slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .THURSDAY NIGHT...Southeast wind 10 to 15 knots with gusts to around 20 knots becoming south after midnight. Rain showers likely in the evening. Chance of thunderstorms through the night. Chance of rain showers after midnight. Waves 1 to 2 feet building to 1 to 3 feet in the late evening and overnight. $$ LSZ142-143-181615- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 321 AM CDT Wed Sep 18 2024 .TODAY...East wind 5 to 10 knots. Sunny. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Slight chance of showers and thunderstorms after midnight. Waves 1 to 2 feet. .THURSDAY...East wind 5 knots rising to 5 to 10 knots in the late morning and afternoon. Slight chance of thunderstorms in the morning. Chance of rain showers through the day. Chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .THURSDAY NIGHT...Southeast wind 5 to 10 knots becoming southwest after midnight. Showers likely in the evening. Chance of thunderstorms through the night. Waves 1 to 2 feet. $$ LSZ144-145-181615- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 321 AM CDT Wed Sep 18 2024 .TODAY...Southeast wind 5 to 10 knots. Mostly sunny. Waves 1 to 2 feet. .TONIGHT...East wind 5 to 10 knots. Chance of showers and thunderstorms after midnight. Waves 1 foot or less. .THURSDAY...Southeast wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Chance of showers and thunderstorms. Waves 1 to 2 feet. .THURSDAY NIGHT...South wind 5 to 10 knots with gusts to around 20 knots becoming southwest early in the morning. Chance of showers and thunderstorms through the night. Waves 1 foot or less. $$ LSZ146-181615- Port Wing to Sand Island WI- 321 AM CDT Wed Sep 18 2024 .TODAY...Southeast wind 5 knots rising to 5 to 10 knots in the afternoon. Sunny. Waves 1 foot or less. .TONIGHT...South wind 5 to 10 knots. Gusts up to 20 knots after midnight. Slight chance of showers and thunderstorms after midnight. Waves 1 foot or less. .THURSDAY...Southeast wind 5 to 10 knots. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...South wind 5 to 10 knots. Showers likely and chance of thunderstorms through the night. Waves 1 foot or less. $$ LSZ147-181615- Sand Island to Bayfield WI- 321 AM CDT Wed Sep 18 2024 .TODAY...South wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...South wind 5 to 10 knots. Slight chance of showers after midnight. Waves 1 foot or less. .THURSDAY...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. .THURSDAY NIGHT...South wind 5 to 10 knots. Showers likely and chance of thunderstorms through the night. Waves 1 foot or less. $$ LSZ150-181615- Outer Apostle Islands Beyond 5 NM from Mainland- 321 AM CDT Wed Sep 18 2024 .TODAY...South wind 5 to 10 knots becoming southeast late in the afternoon. Sunny. Waves 1 to 2 feet. .TONIGHT...South wind 5 to 10 knots. Partly cloudy. Waves 1 to 2 feet. .THURSDAY...South wind 5 to 10 knots. Gusts up to 20 knots in the afternoon. Slight chance of thunderstorms in the morning. Chance of showers through the day. Chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .THURSDAY NIGHT...South wind 10 to 15 knots. Gusts up to 20 knots until early morning. Showers likely and chance of thunderstorms. Waves 1 to 2 feet building to 1 to 3 feet in the late evening and overnight. $$ LSZ121-181615- Chequamegon Bay-Bayfield to Oak Point WI- 321 AM CDT Wed Sep 18 2024 .TODAY...South wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...South wind 5 to 10 knots. Slight chance of showers after midnight. Waves 1 foot or less. .THURSDAY...South wind 5 to 10 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. .THURSDAY NIGHT...South wind 5 to 10 knots. Gusts up to 20 knots early in the evening. Showers likely and chance of thunderstorms through the night. Waves 1 foot or less. $$ LSZ148-181615- Oak Point to Saxon Harbor WI- 321 AM CDT Wed Sep 18 2024 .TODAY...South wind 5 to 10 knots. Sunny. Waves 1 foot or less. .TONIGHT...South wind 5 to 10 knots. Partly cloudy. Waves 1 foot or less. .THURSDAY...South wind 5 to 10 knots with gusts to around 20 knots. Chance of showers and slight chance of thunderstorms. Waves 1 to 2 feet. .THURSDAY NIGHT...South wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots after midnight. Showers likely and chance of thunderstorms. Waves 1 to 2 feet. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes Britt