Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
163 FZUS53 KDLH 181500 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 1000 AM CDT Tue Jun 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. LSZ140-141-182215- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 1000 AM CDT Tue Jun 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM CDT THIS EVENING THROUGH LATE TONIGHT... .REST OF TODAY...East wind 10 to 15 knots becoming southeast 5 to 10 knots late. Chance of showers and thunderstorms late. Waves 1 to 3 feet. .TONIGHT...South wind 10 to 15 knots with gusts to around 20 knots becoming southwest with gusts to around 20 knots after midnight. Rain showers in the evening. Chance of thunderstorms through the night. Rain showers likely after midnight. Waves 1 to 3 feet building to 3 to 5 feet in the late evening and overnight. .WEDNESDAY...West wind 10 to 15 knots. Gusts up to 20 knots until late afternoon. Slight chance of rain showers in the morning. Waves 2 to 4 feet subsiding to 1 to 3 feet late in the afternoon. A small craft advisory may be needed. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming north early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 2 feet. $$ LSZ142-143-182215- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 1000 AM CDT Tue Jun 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM 9 PM CDT THIS EVENING THROUGH LATE TONIGHT... .REST OF TODAY...Northeast wind 10 to 15 knots becoming southeast late. Gusts up to 20 knots. Slight chance of showers and thunderstorms early in the afternoon. Rain showers likely and chance of thunderstorms late. Waves 1 to 3 feet. .TONIGHT...South wind 10 to 15 knots becoming southwest after midnight. Gusts up to 25 knots. Rain showers with thunderstorms likely in the evening, then rain showers likely and chance of thunderstorms after midnight. Waves 2 to 4 feet. .WEDNESDAY...West wind 10 to 15 knots with gusts to around 20 knots easing to 5 to 10 knots in the late morning and afternoon. Partly sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...West wind 5 knots becoming north early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ LSZ144-145-182215- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 1000 AM CDT Tue Jun 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...East wind 10 to 15 knots with gusts to around 25 knots becoming south 15 to 20 knots with gusts to around 30 knots late. Slight chance of showers and thunderstorms early in the afternoon. Chance of showers and thunderstorms late. Waves 2 to 4 feet. .TONIGHT...Southwest wind 15 to 20 knots with gusts to around 25 knots becoming southwest 15 to 20 knots after midnight. Thunderstorms likely in the evening. Rain showers likely through the night. Chance of thunderstorms after midnight. Waves 2 to 4 feet subsiding to 1 to 3 feet early in the morning. .WEDNESDAY...West wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Partly sunny. Waves 1 to 2 feet. .WEDNESDAY NIGHT...Northwest wind 5 knots becoming north after midnight. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ LSZ146-182215- Port Wing to Sand Island WI- 1000 AM CDT Tue Jun 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...East wind 10 to 15 knots with gusts to around 20 knots becoming south with gusts to around 25 knots in the afternoon. Chance of showers and thunderstorms late. Waves 1 to 3 feet. .TONIGHT...Southwest wind 10 to 15 knots with gusts to around 20 knots rising to 15 to 20 knots with gusts to around 25 knots after midnight. Rain showers with thunderstorms likely in the evening, then rain showers likely and chance of thunderstorms after midnight. Waves 1 to 3 feet. .WEDNESDAY...West wind 10 to 15 knots. Gusts up to 20 knots in the morning. Slight chance of showers and thunderstorms in the morning. Waves 1 to 3 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming northeast early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ LSZ147-182215- Sand Island to Bayfield WI- 1000 AM CDT Tue Jun 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...East wind 5 to 10 knots with gusts to around 20 knots becoming south 10 to 15 knots with gusts to around 25 knots in the afternoon. Chance of showers and thunderstorms late. Waves 1 to 2 feet. .TONIGHT...South wind 10 to 15 knots becoming southwest 15 to 20 knots after midnight. Rain showers with thunderstorms likely in the evening, then rain showers likely and chance of thunderstorms after midnight. Waves 1 to 3 feet. .WEDNESDAY...West wind 10 to 15 knots. Gusts up to 20 knots in the morning. Slight chance of thunderstorms in the morning. Slight chance of rain showers through the day. Waves 1 to 3 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming northeast early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ LSZ150-182215- Outer Apostle Islands Beyond 5 NM from Mainland- 1000 AM CDT Tue Jun 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...Southeast wind 10 to 15 knots with gusts to around 20 knots becoming south 15 to 20 knots with gusts to around 25 knots in the afternoon. Chance of showers and thunderstorms late. Waves 1 to 3 feet. .TONIGHT...Southwest wind 15 to 20 knots becoming west with gusts to around 25 knots early in the morning. Rain showers with thunderstorms likely in the evening, then rain showers likely and chance of thunderstorms after midnight. Waves 2 to 4 feet. .WEDNESDAY...West wind 10 to 15 knots. Gusts up to 20 knots in the morning. Slight chance of thunderstorms in the morning. Slight chance of rain showers through the day. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming northeast early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ LSZ121-182215- Chequamegon Bay-Bayfield to Oak Point WI- 1000 AM CDT Tue Jun 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...South wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the afternoon. Chance of showers and thunderstorms late. Waves 1 to 2 feet. .TONIGHT...Southwest wind 10 to 15 knots with gusts to around 25 knots becoming west with gusts to around 20 knots early in the morning. Showers with thunderstorms likely in the evening, then showers likely and chance of thunderstorms after midnight. Waves 1 to 2 feet. .WEDNESDAY...West wind 10 to 15 knots easing to 5 to 10 knots in the late morning and early afternoon, then becoming northwest late in the afternoon. Slight chance of thunderstorms in the morning. Slight chance of rain showers through the day. Waves 1 foot or less. .WEDNESDAY NIGHT...Northwest wind 5 knots becoming north early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ LSZ148-182215- Oak Point to Saxon Harbor WI- 1000 AM CDT Tue Jun 18 2024 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .REST OF TODAY...South wind 15 to 20 knots. Gusts up to 20 knots increasing to 30 knots in the afternoon. Chance of showers and thunderstorms late. Waves 1 to 3 feet. .TONIGHT...Southwest wind 15 to 20 knots with gusts to around 25 knots easing to 10 to 15 knots with gusts to around 20 knots early in the morning. Rain showers with thunderstorms likely in the evening, then rain showers likely and chance of thunderstorms after midnight. Waves 1 to 3 feet. .WEDNESDAY...West wind 10 to 15 knots becoming northwest 5 to 10 knots late in the afternoon. Slight chance of thunderstorms in the morning. Slight chance of rain showers through the day. Waves 1 to 2 feet. .WEDNESDAY NIGHT...West wind 5 knots becoming northeast early in the morning. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes Unruh