FZUS53 KDLH 021908 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 208 PM CDT Thu Apr 2 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. LSZ140-030400- Grand Portage to Grand Marais MN- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT THROUGH FRIDAY MORNING... .TONIGHT...Northeast wind up to 30 knots with gales to around 45 knots becoming north 20 to 25 knots with gusts to around 30 knots late in the night. Snow in the evening, then snow likely after midnight. Chance of snow late in the night. Waves 8 to 11 feet subsiding to 5 to 8 feet after midnight. Waves occasionally to 14 feet. .FRIDAY...North wind 15 to 20 knots with gusts to around 25 knots becoming northeast 10 to 15 knots with gusts to around 20 knots in the afternoon. Partly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the afternoon. Waves occasionally to 7 feet. A small craft advisory may be needed. .FRIDAY NIGHT...Northeast wind up to 30 knots with gales to around 40 knots. Chance of snow in the evening, then snow and slight chance of light sleet after midnight. Waves 1 to 3 feet building to 5 to 8 feet. Waves occasionally to 11 feet. A gale warning may be needed. .SATURDAY...Northeast wind up to 30 knots. Gales up to 40 knots decreasing to 30 knots. Slight chance of light sleet in the morning. Snow through the day. Waves 6 to 9 feet. Waves occasionally to 12 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ141-030400- Grand Marais to Taconite Harbor MN- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... .TONIGHT...Northeast wind up to 30 knots with gales to around 40 knots becoming north 15 to 20 knots with gusts to around 30 knots after midnight. Snow in the evening, then snow likely after midnight. Slight chance of snow late in the night. Waves 7 to 12 feet subsiding to 4 to 7 feet. Waves occasionally to 16 feet. .FRIDAY...North wind 5 to 10 knots with gusts to around 20 knots becoming east 10 to 15 knots with gusts to around 20 knots in the afternoon. Partly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .FRIDAY NIGHT...East wind 10 to 15 knots with gusts to around 25 knots rising to up to 30 knots with gales to around 40 knots in the late evening and overnight. Chance of snow in the evening. Slight chance of light sleet through the night. Snow after midnight. Waves 3 to 5 feet building to 7 to 10 feet. Waves occasionally to 13 feet. A gale warning may be needed. .SATURDAY...Northeast wind up to 30 knots with gales to around 40 knots easing to 15 to 20 knots with gusts to around 25 knots late in the afternoon. Snow. Waves 7 to 10 feet subsiding to 5 to 8 feet late in the afternoon. Waves occasionally to 14 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ142-030400- Taconite Harbor to Silver Bay Harbor MN- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... .TONIGHT...Northeast wind up to 30 knots with gales to around 35 knots becoming north 10 to 15 knots with gusts to around 25 knots after midnight. Snow in the evening, then snow likely after midnight. Waves 9 to 14 feet subsiding to 5 to 8 feet. Waves occasionally to 18 feet. .FRIDAY...North wind 5 to 10 knots becoming east 10 to 15 knots with gusts to around 20 knots in the afternoon. Slight chance of snow in the afternoon. Waves 4 to 6 feet subsiding to 2 to 4 feet in the afternoon. Waves occasionally to 8 feet. A small craft advisory may be needed. .FRIDAY NIGHT...East wind up to 30 knots with gales to around 40 knots. Chance of snow and light sleet in the evening, then snow and slight chance of light sleet after midnight. Waves 2 to 4 feet building to 8 to 11 feet. Waves occasionally to 14 feet. A gale warning may be needed. .SATURDAY...Northeast wind up to 30 knots with gales to around 40 knots easing to 15 to 20 knots with gusts to around 25 knots in the afternoon. Slight chance of rain in the morning. Snow through the day. Waves 8 to 11 feet subsiding to 5 to 8 feet late in the afternoon. Waves occasionally to 15 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ143-030400- Silver Bay Harbor to Two Harbors MN- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... .TONIGHT...Northeast gales to 35 knots with gales to around 40 knots easing to up to 30 knots with gales to around 35 knots late in the evening, then becoming north 15 to 20 knots with gusts to around 25 knots after midnight. Snow in the evening, then snow likely after midnight. Waves 9 to 14 feet subsiding to 5 to 8 feet. Waves occasionally to 18 feet. .FRIDAY...Northeast wind 5 to 10 knots becoming east 15 to 20 knots with gusts to around 25 knots in the afternoon. Slight chance of snow in the afternoon. Waves 4 to 6 feet subsiding to 2 to 4 feet in the afternoon. Waves occasionally to 8 feet. A small craft advisory may be needed. .FRIDAY NIGHT...East wind up to 30 knots. Gusts up to 35 knots after midnight. Sleet likely in the evening. Snow likely through the night. Slight chance of rain and light sleet after midnight. Waves 6 to 9 feet building to 8 to 11 feet early in the morning. Waves occasionally to 14 feet. A gale warning may be needed. .SATURDAY...Northeast wind up to 30 knots with gales to around 35 knots easing to 15 to 20 knots with gusts to around 25 knots in the afternoon. Slight chance of light sleet in the morning. Snow and slight chance of rain through the day. Waves 8 to 11 feet subsiding to 5 to 8 feet late in the afternoon. Waves occasionally to 15 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ144-030400- Two Harbors to Duluth MN- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... .TONIGHT...Northeast gales to 35 knots with gales to around 40 knots easing to up to 30 knots with gales to around 35 knots late in the evening, then becoming north 15 to 20 knots with gusts to around 25 knots after midnight. Snow early in the evening, then snow likely late in the evening. Chance of snow after midnight. Waves 9 to 14 feet subsiding to 4 to 7 feet. Waves occasionally to 18 feet. .FRIDAY...North wind 5 to 10 knots becoming northeast 10 to 15 knots with gusts to around 20 knots in the late morning and early afternoon, then becoming east 20 to 25 knots late in the afternoon. Chance of light sleet and slight chance of snow in the afternoon. Waves 4 to 6 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .FRIDAY NIGHT...East wind up to 30 knots. Gusts up to 30 knots increasing to 35 knots in the late evening and overnight. Sleet and snow likely in the evening, then snow, light sleet and rain after midnight. Waves 7 to 10 feet. Waves occasionally to 13 feet. A gale warning may be needed. .SATURDAY...Northeast wind up to 30 knots with gales to around 35 knots easing to 15 to 20 knots early in the afternoon, then becoming north 10 to 15 knots with gusts to around 20 knots late in the afternoon. Slight chance of light sleet in the morning. Snow and slight chance of rain through the day. Waves 7 to 10 feet subsiding to 5 to 8 feet in the afternoon. Waves occasionally to 14 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ145-030400- Duluth MN to Port Wing WI- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... .TONIGHT...Northeast gales to 35 knots with gales to around 40 knots easing to up to 30 knots with gales to around 35 knots in the late evening and early morning, then becoming north 10 to 15 knots with gusts to around 20 knots late in the night. Slight chance of light sleet early in the evening. Snow in the evening, then chance of snow after midnight. Waves 8 to 13 feet subsiding to 4 to 7 feet. Waves occasionally to 17 feet. .FRIDAY...Northeast wind 5 to 10 knots rising to 15 to 20 knots with gusts to around 25 knots in the afternoon. Chance of rain, snow and light sleet in the afternoon. Waves 3 to 5 feet. A small craft advisory may be needed. .FRIDAY NIGHT...Northeast wind up to 30 knots. Gusts up to 30 knots increasing to 35 knots in the late evening and overnight. Chance of sleet in the evening. Snow and slight chance of freezing rain through the night. Rain and slight chance of light sleet after midnight. Waves 6 to 9 feet. Waves occasionally to 12 feet. A gale warning may be needed. .SATURDAY...Northeast wind up to 30 knots easing to 15 to 20 knots early in the afternoon, then becoming north 10 to 15 knots with gusts to around 20 knots late in the afternoon. Rain, freezing rain and slight chance of light sleet in the morning. Snow through the day. Slight chance of rain in the afternoon. Waves 6 to 9 feet subsiding to 4 to 6 feet late in the afternoon. Waves occasionally to 12 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ146-030400- Port Wing to Sand Island WI- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... .TONIGHT...Northeast gales to 35 knots with gales to around 40 knots easing to up to 30 knots with gales to around 35 knots in the late evening and early morning, then becoming north 10 to 15 knots with gusts to around 20 knots late in the night. Slight chance of light sleet early in the evening. Snow in the evening, then chance of snow after midnight. Waves 7 to 12 feet subsiding to 5 to 8 feet. Waves occasionally to 16 feet. .FRIDAY...Northeast wind 5 to 10 knots becoming east 15 to 20 knots with gusts to around 25 knots in the afternoon. Chance of snow and slight chance of rain in the afternoon. Waves 4 to 6 feet subsiding to 2 to 4 feet in the afternoon. Waves occasionally to 7 feet. A small craft advisory may be needed. .FRIDAY NIGHT...East wind up to 30 knots. Sleet, snow likely, slight chance of rain and freezing rain in the evening, then rain, snow, light sleet and freezing rain after midnight. Waves 6 to 9 feet. Waves occasionally to 11 feet. A small craft advisory may be needed. .SATURDAY...Northeast wind up to 30 knots easing to 15 to 20 knots early in the afternoon, then becoming north 5 to 15 knots with gusts to around 20 knots late in the afternoon. Rain, freezing rain and slight chance of light sleet in the morning. Snow through the day. Slight chance of rain in the afternoon. Waves 6 to 9 feet. Waves occasionally to 12 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ147-030400- Sand Island to Bayfield WI- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... .TONIGHT...Northeast wind up to 30 knots with gales to around 35 knots becoming north 15 to 20 knots with gusts to around 25 knots after midnight. Snow and slight chance of light sleet in the evening, then chance of snow after midnight. Waves 7 to 12 feet subsiding to 5 to 8 feet late in the night. Waves occasionally to 16 feet. .FRIDAY...Northeast wind 5 to 10 knots becoming east 10 to 15 knots with gusts to around 20 knots late in the afternoon. Slight chance of snow in the afternoon. Waves 4 to 6 feet subsiding to 1 to 3 feet in the afternoon. Waves occasionally to 7 feet. A small craft advisory may be needed. .FRIDAY NIGHT...East wind 20 to 25 knots. Gusts up to 25 knots increasing to 30 knots early in the morning. Snow likely, slight chance of rain and freezing rain in the evening. Sleet likely through the night. Rain, snow and freezing rain after midnight. Waves 5 to 8 feet. Waves occasionally to 11 feet. A small craft advisory may be needed. .SATURDAY...East wind 20 to 25 knots with gusts to around 30 knots becoming northeast 10 to 15 knots with gusts to around 20 knots early in the afternoon, then becoming north with gusts to around 20 knots late in the afternoon. Rain and freezing rain in the morning. Snow through the day. Slight chance of rain in the afternoon. Waves 5 to 8 feet. Waves occasionally to 11 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ150-030400- Outer Apostle Islands Beyond 5 NM from Mainland- 208 PM CDT Thu Apr 2 2026 ...GALE WARNING IN EFFECT UNTIL 1 AM CDT FRIDAY... .TONIGHT...Northeast wind up to 30 knots with gales to around 35 knots becoming north 15 to 20 knots with gusts to around 25 knots late in the night. Snow and slight chance of light sleet in the evening, then chance of snow after midnight. Waves 9 to 14 feet subsiding to 8 to 11 feet late in the night. Waves occasionally to 18 feet. .FRIDAY...North wind 10 to 15 knots with gusts to around 20 knots becoming northeast late in the morning, then rising to 15 to 20 knots in the afternoon. Slight chance of snow in the afternoon. Waves 6 to 9 feet subsiding to 4 to 6 feet in the late morning and afternoon. Waves occasionally to 11 feet. A small craft advisory may be needed. .FRIDAY NIGHT...East wind 20 to 25 knots. Gusts up to 25 knots increasing to 30 knots after midnight. Light sleet likely, slight chance of rain and freezing rain in the evening. Snow likely through the night. Rain, freezing rain and slight chance of light sleet after midnight. Waves 4 to 6 feet building to 7 to 10 feet after midnight. Waves occasionally to 14 feet. A small craft advisory may be needed. .SATURDAY...Northeast wind 20 to 25 knots with gusts to around 30 knots becoming north 15 to 20 knots with gusts to around 25 knots late in the afternoon. Rain and freezing rain in the morning. Snow through the day. Slight chance of rain in the afternoon. Waves 8 to 11 feet subsiding to 6 to 9 feet late in the afternoon. Waves occasionally to 14 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ148-030400- Oak Point to Saxon Harbor WI- 208 PM CDT Thu Apr 2 2026 ...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE TONIGHT... .TONIGHT...Northeast wind 20 to 25 knots with gusts to around 30 knots becoming north 10 to 15 knots with gusts to around 20 knots late in the night. Snow and light sleet in the evening, then chance of snow after midnight. Waves 7 to 12 feet subsiding to 6 to 9 feet late in the night. Waves occasionally to 16 feet. .FRIDAY...North wind 10 to 15 knots becoming northeast with gusts to around 20 knots in the afternoon. Chance of light sleet and slight chance of rain in the afternoon. Waves 5 to 8 feet subsiding to 3 to 5 feet in the afternoon. Waves occasionally to 10 feet. A small craft advisory may be needed. .FRIDAY NIGHT...East wind 15 to 20 knots with gusts to around 25 knots. Rain, light sleet, freezing rain and snow likely in the evening, then rain, freezing rain, slight chance of snow and light sleet after midnight. Waves 5 to 8 feet. Waves occasionally to 10 feet. A small craft advisory may be needed. .SATURDAY...Northeast wind 15 to 20 knots with gusts to around 25 knots becoming north 10 to 15 knots with gusts to around 20 knots late in the afternoon. Slight chance of snow in the morning. Rain through the day. Snow in the afternoon. Waves 5 to 8 feet subsiding to 4 to 6 feet in the afternoon. Waves occasionally to 10 feet. A small craft advisory may be needed. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH