FZUS53 KDLH 062123 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 322 PM CST Fri Mar 6 2026 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. LSZ140-070500- Grand Portage to Grand Marais MN- 322 PM CST Fri Mar 6 2026 ...GALE WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY MORNING... .TONIGHT...Northeast wind 5 knots becoming north 10 to 15 knots with gusts to around 20 knots in the late evening and overnight. Patchy fog through the night. Rain likely until early morning. Snow likely and slight chance of rain late in the night. Waves 1 foot or less. .SATURDAY...North wind 10 to 15 knots with gusts to around 20 knots becoming southwest late in the afternoon. Snow likely in the morning. Waves 1 foot or less. .SATURDAY NIGHT...Southwest wind up to 30 knots with gales to around 40 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally to 8 feet. A gale warning may be needed. .SUNDAY...Southwest wind 20 to 25 knots. Gusts up to 35 knots decreasing to 25 knots. Mostly sunny. Waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally to 8 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ141-070500- Grand Marais to Taconite Harbor MN- 322 PM CST Fri Mar 6 2026 ...GALE WATCH IN EFFECT FROM SATURDAY EVENING THROUGH SUNDAY MORNING... .TONIGHT...Northeast wind 5 knots becoming northwest with gusts to around 20 knots in the late evening and overnight. Patchy fog through the night. Rain likely through the night. Slight chance of light sleet after midnight, then snow likely and slight chance of light freezing rain late in the night. Waves 1 to 2 feet. .SATURDAY...Northwest wind 5 to 10 knots with gusts to around 20 knots becoming southwest late in the afternoon. Chance of snow in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Southwest wind 15 to 20 knots. Gusts up to 20 knots increasing to 35 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally to 8 feet. A gale warning may be needed. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 30 knots decreasing to 20 knots. Mostly sunny. Waves 4 to 6 feet subsiding to 1 to 3 feet late in the afternoon. Waves occasionally to 7 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ142-070500- Taconite Harbor to Silver Bay Harbor MN- 322 PM CST Fri Mar 6 2026 .TONIGHT...Variable winds 10 knots or less becoming north 5 to 10 knots with gusts to around 20 knots in the late evening and overnight. Patchy fog through the night. Rain likely in the evening. Rain with possible snow, freezing rain and sleet likely after midnight. Waves 1 foot or less. .SATURDAY...Northwest wind 5 to 10 knots with gusts to around 20 knots becoming southwest late in the afternoon. Chance of snow in the morning. Waves 1 foot or less. .SATURDAY NIGHT...Southwest wind 15 to 20 knots with gusts to around 30 knots. Partly cloudy. Waves 1 to 2 feet building to 3 to 5 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .SUNDAY...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Sunny in the morning then becoming partly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ143-070500- Silver Bay Harbor to Two Harbors MN- 322 PM CST Fri Mar 6 2026 .TONIGHT...Variable winds 10 knots or less becoming northwest 5 knots in the late evening and overnight. Patchy fog through the night. Rain likely in the evening. Rain with possible snow, freezing rain and sleet likely after midnight. Waves 1 foot or less. .SATURDAY...Northwest wind 5 to 10 knots becoming southwest late in the afternoon. Chance of snow in the morning. Waves 1 foot or less. .SATURDAY NIGHT...Southwest wind 20 to 25 knots with gusts to around 30 knots. Partly cloudy. Waves 1 to 2 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally to 8 feet. A small craft advisory may be needed. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots. Sunny in the morning then becoming partly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the afternoon. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ144-070500- Two Harbors to Duluth MN- 322 PM CST Fri Mar 6 2026 .TONIGHT...Northwest wind 10 to 15 knots with gusts to around 20 knots. Patchy fog through the night. Rain likely in the evening. Rain, slight chance of snow and light sleet after midnight, then snow and slight chance of rain late in the night. Waves 1 to 2 feet. .SATURDAY...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots late in the afternoon. Chance of snow in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Southwest wind 10 to 15 knots with gusts to around 20 knots rising to 20 to 25 knots with gales to around 35 knots in the late evening and overnight. Partly cloudy. Waves 4 to 6 feet. Waves occasionally to 8 feet. A gale warning may be needed. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots early in the morning. Mostly sunny. Waves 3 to 5 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ145-070500- Duluth MN to Port Wing WI- 322 PM CST Fri Mar 6 2026 .TONIGHT...North wind 5 knots becoming northwest 10 to 15 knots in the late evening and overnight. Patchy dense fog through the night. Rain likely in the evening. Rain, snow and slight chance of light sleet after midnight. Waves 1 to 2 feet. .SATURDAY...Northwest wind 10 to 15 knots becoming southwest 5 to 10 knots in the afternoon. Patchy fog in the morning. Chance of snow in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Southwest wind up to 30 knots with gales to around 35 knots. Partly cloudy. Waves 4 to 6 feet. Waves occasionally to 8 feet. A gale warning may be needed. .SUNDAY...Southwest wind 20 to 25 knots easing to 10 to 15 knots with gusts to around 20 knots in the afternoon. Mostly sunny. Waves 3 to 5 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ146-070500- Port Wing to Sand Island WI- 322 PM CST Fri Mar 6 2026 .TONIGHT...North wind 5 knots becoming northwest in the late evening and overnight. Areas of dense fog early in the evening. Patchy dense fog in the late evening and overnight. Rain through the night. Snow after midnight. Waves 1 foot or less. .SATURDAY...Northwest wind 5 to 10 knots becoming southwest in the afternoon. Patchy fog in the morning. Chance of snow in the morning. Waves 1 foot or less. .SATURDAY NIGHT...Southwest wind 10 to 15 knots with gusts to around 20 knots rising to 20 to 25 knots with gusts to around 30 knots in the late evening and overnight. Partly cloudy. Waves 1 to 2 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally to 8 feet. A small craft advisory may be needed. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots in the afternoon. Mostly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ150-070500- Outer Apostle Islands Beyond 5 NM from Mainland- 322 PM CST Fri Mar 6 2026 .TONIGHT...North wind 5 knots becoming northwest in the late evening and overnight. Patchy fog early in the evening, then areas of dense fog late in the evening. Patchy fog after midnight. Rain through the night. Snow after midnight. Waves 1 to 2 feet. .SATURDAY...Northwest wind 5 to 10 knots becoming southwest late in the afternoon. Patchy fog in the morning. Chance of snow and slight chance of rain in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Southwest wind 20 to 25 knots with gusts to around 30 knots. Partly cloudy. Waves 2 to 4 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally to 8 feet. A small craft advisory may be needed. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 30 knots decreasing to 20 knots. Mostly sunny. Waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally to 8 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ148-070500- Oak Point to Saxon Harbor WI- 322 PM CST Fri Mar 6 2026 .TONIGHT...Northwest wind 5 to 10 knots. Patchy fog early in the evening. Areas of dense fog late in the evening, then patchy fog after midnight. Rain through the night. Snow late in the night. Waves 1 to 2 feet. .SATURDAY...Northwest wind 5 to 10 knots becoming southwest late in the afternoon. Patchy fog in the morning. Snow and slight chance of rain in the morning. Waves 1 to 2 feet. .SATURDAY NIGHT...Southwest wind 20 to 25 knots with gusts to around 30 knots. Partly cloudy. Waves 4 to 6 feet. Waves occasionally to 8 feet. A small craft advisory may be needed. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots in the afternoon. Mostly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH