Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
255 FZUS53 KDLH 211505 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 1005 AM CDT Fri Jun 21 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. LSZ140-141-212215- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 1005 AM CDT Fri Jun 21 2024 .REST OF TODAY...East wind 5 to 10 knots. Slight chance of rain showers in the afternoon. Waves 1 foot or less. .TONIGHT...East wind 5 knots becoming northeast early in the morning. Slight chance of rain showers in the evening, then chance of rain showers after midnight. Waves 1 foot or less. .SATURDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Chance of rain showers. Waves 1 to 2 feet building to 2 to 4 feet in the late morning and afternoon. .SATURDAY NIGHT...Northeast wind 5 to 10 knots becoming north after midnight. Chance of rain showers and slight chance of thunderstorms. Waves 1 to 3 feet. $$ LSZ142-143-212215- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 1005 AM CDT Fri Jun 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 5 to 10 knots. Slight chance of rain showers late in the morning, then chance of rain showers in the afternoon. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Patchy fog. Chance of rain showers. Waves 1 to 2 feet. .SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 20 knots increasing to 25 knots in the late morning and early afternoon, then decreasing to 20 knots late in the afternoon. Chance of rain showers and slight chance of thunderstorms. Waves 2 to 4 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots becoming northwest early in the morning. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late evening and overnight. $$ LSZ144-145-212215- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 1005 AM CDT Fri Jun 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 5 to 10 knots. Chance of rain showers through the day. Patchy fog late. Waves 1 to 2 feet. .TONIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Patchy fog through the night. Chance of rain showers through the night. Slight chance of thunderstorms after midnight. Waves 1 to 3 feet. .SATURDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots in the late morning and early afternoon, then decreasing to 20 knots late in the afternoon. Rain showers likely and slight chance of thunderstorms. Waves 2 to 4 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots becoming west early in the morning. Chance of rain showers and slight chance of thunderstorms in the evening, then slight chance of rain showers after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. $$ LSZ146-212215- Port Wing to Sand Island WI- 1005 AM CDT Fri Jun 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 5 to 10 knots. Chance of rain showers. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Patchy fog through the night. Chance of rain showers through the night. Slight chance of thunderstorms after midnight. Waves 1 to 2 feet. .SATURDAY...Northeast wind 10 to 15 knots with gusts to around 20 knots. Rain showers likely and slight chance of thunderstorms. Waves 3 to 5 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots becoming west early in the morning. Chance of rain showers and slight chance of thunderstorms in the evening, then slight chance of rain showers after midnight. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. A small craft advisory may be needed. $$ LSZ147-212215- Sand Island to Bayfield WI- 1005 AM CDT Fri Jun 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 5 knots. Chance of rain showers through the day. Patchy fog late. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Patchy fog. Chance of rain showers. Waves 1 to 2 feet. .SATURDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots early in the afternoon, then decreasing to 20 knots late in the afternoon. Patchy fog in the morning. Rain showers likely and slight chance of thunderstorms through the day. Waves 1 to 3 feet building to 3 to 5 feet in the late morning and afternoon. .SATURDAY NIGHT...Northeast wind 5 to 10 knots with gusts to around 20 knots becoming west early in the morning. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. A small craft advisory may be needed. $$ LSZ150-212215- Outer Apostle Islands Beyond 5 NM from Mainland- 1005 AM CDT Fri Jun 21 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM SATURDAY MORNING THROUGH SATURDAY EVENING... .REST OF TODAY...Northeast wind 5 to 10 knots. Chance of rain showers. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots. Patchy fog. Chance of rain showers. Waves 1 to 2 feet. .SATURDAY...Northeast wind 15 to 20 knots. Gusts up to 25 knots in the afternoon. Rain showers likely and slight chance of thunderstorms. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SATURDAY NIGHT...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming north 5 knots after midnight, then becoming northwest early in the morning. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 2 to 4 feet subsiding to 1 to 3 feet after midnight. A small craft advisory may be needed. $$ LSZ121-212215- Chequamegon Bay-Bayfield to Oak Point WI- 1005 AM CDT Fri Jun 21 2024 .REST OF TODAY...Northeast wind 5 knots. Chance of rain showers late in the morning, then rain showers likely in the afternoon. Patchy fog in the afternoon. Waves 1 foot or less. .TONIGHT...Northeast wind 5 to 10 knots. Patchy fog through the night. Chance of rain showers in the evening. Rain showers likely and slight chance of thunderstorms after midnight. Waves 1 foot or less. .SATURDAY...Northeast wind 5 to 10 knots. Gusts up to 20 knots in the late morning and afternoon. Patchy fog in the morning. Rain showers likely and slight chance of thunderstorms through the day. Waves 1 to 2 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots becoming west early in the morning. Chance of rain showers and slight chance of thunderstorms in the evening, then slight chance of rain showers after midnight. Waves 1 foot or less. $$ LSZ148-212215- Oak Point to Saxon Harbor WI- 1005 AM CDT Fri Jun 21 2024 .REST OF TODAY...Northeast wind 5 to 10 knots. Chance of rain showers late in the morning, then rain showers likely in the afternoon. Patchy fog late. Waves 1 to 2 feet. .TONIGHT...Northeast wind 5 to 10 knots. Patchy fog through the night. Chance of rain showers in the evening. Rain showers likely and slight chance of thunderstorms after midnight. Waves 1 to 2 feet. .SATURDAY...Northeast wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Rain showers likely and slight chance of thunderstorms. Waves 1 to 3 feet. .SATURDAY NIGHT...Northeast wind 5 to 10 knots with gusts to around 20 knots becoming west early in the morning. Slight chance of thunderstorms in the evening. Chance of rain showers through the night. Waves 1 to 3 feet subsiding to 1 to 2 feet after midnight. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes JDS