FZUS53 KDLH 112003 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 303 PM CDT Wed Mar 11 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. LSZ140-120400- Grand Portage to Grand Marais MN- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... ...GALE WARNING IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots increasing to 25 knots late in the evening, then decreasing to 20 knots after midnight. Mostly clear. Waves 1 to 2 feet. .THURSDAY...Northwest wind 10 to 15 knots becoming south 5 to 10 knots early in the afternoon, then becoming southeast 10 to 15 knots with gusts to around 20 knots late in the afternoon. Sunny. Waves 1 foot or less. .THURSDAY NIGHT...East wind up to 30 knots with gales to around 40 knots rising to gales to 35 knots with gales to around 45 knots after midnight. Blowing snow in the evening. Freezing spray through the night. Areas of blowing snow after midnight. Snow through the night. Waves 2 to 4 feet building to 7 to 12 feet. Waves occasionally to 15 feet. .FRIDAY...Northeast gales to 35 knots with gales to around 40 knots becoming north up to 30 knots with gales to around 35 knots in the late morning and early afternoon, then easing to 15 to 20 knots with gusts to around 30 knots late in the afternoon. Freezing spray through the day. Chance of snow in the morning. Chance of flurries in the afternoon. Waves 7 to 12 feet subsiding to 5 to 8 feet in the afternoon. Waves occasionally to 15 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ141-120400- Grand Marais to Taconite Harbor MN- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... ...GALE WARNING IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots until early morning. Mostly clear. Waves 1 to 2 feet. .THURSDAY...Northwest wind 5 knots becoming west late in the morning, then becoming south early in the afternoon becoming southeast 10 to 15 knots with gusts to around 20 knots late in the afternoon. Chance of snow in the afternoon. Waves 1 to 2 feet. .THURSDAY NIGHT...East wind up to 30 knots with gales to around 45 knots becoming northeast with gales to around 40 knots early in the morning. Blowing snow in the evening. Patchy blowing snow after midnight. Snow through the night. Waves 2 to 4 feet building to 8 to 11 feet. Waves occasionally to 14 feet. .FRIDAY...North wind up to 30 knots with gales to around 40 knots becoming northwest 15 to 20 knots with gusts to around 30 knots in the afternoon. Freezing spray in the morning. Chance of snow in the morning, then chance of flurries in the afternoon. Waves 8 to 11 feet subsiding to 5 to 8 feet in the afternoon. Waves occasionally to 14 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ142-120400- Taconite Harbor to Silver Bay Harbor MN- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... ...GALE WARNING IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 5 to 10 knots. Gusts up to 20 knots in the evening. Mostly clear. Waves 1 to 2 feet. .THURSDAY...Northwest wind 5 knots becoming southwest late in the morning, then becoming southeast 10 to 15 knots with gusts to around 20 knots in the afternoon. Snow likely in the afternoon. Waves 1 to 2 feet. .THURSDAY NIGHT...East wind 20 to 25 knots with gales to around 40 knots becoming northeast with gales to around 40 knots early in the morning. Blowing snow in the evening. Patchy blowing snow after midnight. Snow through the night. Waves 2 to 4 feet building to 8 to 11 feet. Waves occasionally to 14 feet. .FRIDAY...North wind 20 to 25 knots with gales to around 35 knots becoming northwest 15 to 20 knots with gusts to around 25 knots late in the afternoon. Freezing spray in the morning. Chance of snow in the morning, then chance of flurries in the afternoon. Waves 7 to 10 feet subsiding to 5 to 8 feet in the afternoon. Waves occasionally to 13 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ143-120400- Silver Bay Harbor to Two Harbors MN- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... ...GALE WARNING IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. .THURSDAY...Northwest wind 5 knots becoming southwest late in the morning, then becoming southeast early in the afternoon becoming east 15 to 20 knots late in the afternoon. Chance of snow in the afternoon. Waves 1 to 2 feet. .THURSDAY NIGHT...East wind up to 30 knots with gales to around 40 knots becoming northeast with gales to around 35 knots early in the morning. Snow. Waves 2 to 4 feet building to 7 to 10 feet. Waves occasionally to 13 feet. .FRIDAY...North wind up to 30 knots with gales to around 35 knots becoming northwest 15 to 20 knots with gusts to around 25 knots in the afternoon. Freezing spray in the morning. Chance of snow in the morning, then chance of flurries in the afternoon. Waves 7 to 10 feet subsiding to 4 to 7 feet late in the afternoon. Waves occasionally to 12 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-120400- Two Harbors to Duluth MN- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH THURSDAY EVENING... ...GALE WARNING IN EFFECT FROM THURSDAY EVENING THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy in the evening then becoming mostly clear. Waves 1 to 2 feet. .THURSDAY...Northwest wind 5 knots becoming south late in the morning, then becoming southeast 15 to 20 knots in the afternoon. Chance of flurries in the afternoon. Waves 1 to 3 feet. .THURSDAY NIGHT...East wind 20 to 25 knots with gales to around 35 knots becoming north up to 30 knots with gales to around 35 knots early in the morning. Snow and slight chance of rain in the evening, then snow likely after midnight. Waves 4 to 6 feet building to 6 to 9 feet after midnight. Waves occasionally to 12 feet. .FRIDAY...Northwest wind up to 30 knots with gales to around 35 knots easing to 15 to 20 knots with gusts to around 25 knots late in the afternoon. Freezing spray in the morning. Chance of snow in the morning, then chance of flurries in the afternoon. Waves 5 to 8 feet subsiding to 4 to 6 feet in the afternoon. Waves occasionally to 11 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ145-120400- Duluth MN to Port Wing WI- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY EVENING... .TONIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. .THURSDAY...West wind 5 knots becoming south late in the morning, then becoming southeast 15 to 20 knots in the afternoon. Chance of flurries in the afternoon. Waves 1 to 2 feet. .THURSDAY NIGHT...Southeast wind up to 30 knots becoming north with gales to around 35 knots early in the morning. Snow and rain in the evening, then snow likely and slight chance of rain after midnight. Waves 3 to 5 feet building to 6 to 9 feet after midnight. Waves occasionally to 12 feet. A gale warning may be needed. .FRIDAY...Northwest wind up to 30 knots with gales to around 35 knots easing to 15 to 20 knots with gusts to around 25 knots late in the afternoon. Freezing spray in the morning. Chance of snow in the morning, then chance of flurries in the afternoon. Waves 6 to 9 feet subsiding to 4 to 6 feet in the afternoon. Waves occasionally to 12 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ146-120400- Port Wing to Sand Island WI- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY EVENING... .TONIGHT...Northwest wind 5 to 10 knots. Partly cloudy. Waves 1 to 2 feet. .THURSDAY...West wind 5 knots becoming southwest late in the morning, then becoming southeast 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of snow in the afternoon. Waves 1 to 2 feet. .THURSDAY NIGHT...Southeast wind 20 to 25 knots with gusts to around 30 knots becoming northeast up to 30 knots with gales to around 35 knots early in the morning. Rain in the evening. Snow through the night. Slight chance of rain after midnight. Waves 3 to 5 feet building to 6 to 9 feet. Waves occasionally to 12 feet. A gale warning may be needed. .FRIDAY...Northwest wind up to 30 knots with gales to around 35 knots easing to 15 to 20 knots with gusts to around 25 knots late in the afternoon. Freezing spray in the morning. Snow likely in the morning, then chance of flurries in the afternoon. Waves 7 to 10 feet subsiding to 5 to 8 feet in the afternoon. Waves occasionally to 13 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ147-120400- Sand Island to Bayfield WI- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY EVENING... .TONIGHT...Northwest wind 5 to 10 knots. Mostly clear. Waves 1 to 2 feet. .THURSDAY...Northwest wind 5 knots becoming southwest late in the morning, then becoming southeast 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of snow in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Southeast wind 20 to 25 knots with gusts to around 30 knots becoming northeast up to 30 knots with gales to around 35 knots early in the morning. Snow. Waves 1 to 3 feet building to 6 to 9 feet. Waves occasionally to 11 feet. A gale warning may be needed. .FRIDAY...North wind up to 30 knots with gales to around 35 knots becoming northwest 15 to 20 knots with gusts to around 25 knots in the afternoon. Freezing spray in the morning. Snow likely in the morning, then chance of snow in the afternoon. Waves 7 to 10 feet subsiding to 4 to 6 feet late in the afternoon. Waves occasionally to 13 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ LSZ150-120400- Outer Apostle Islands Beyond 5 NM from Mainland- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH LATE THURSDAY NIGHT... ...GALE WARNING IN EFFECT FROM LATE THURSDAY NIGHT THROUGH FRIDAY MORNING... .TONIGHT...Northwest wind 10 to 15 knots. Gusts up to 20 knots until early morning. Mostly clear. Waves 1 to 3 feet. .THURSDAY...Northwest wind 5 to 10 knots becoming west late in the morning, then becoming southeast 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of flurries in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Southeast wind up to 30 knots with gales to around 35 knots becoming northeast with gales to around 35 knots early in the morning. Snow. Waves 1 to 3 feet building to 8 to 11 feet. Waves occasionally to 14 feet. .FRIDAY...North wind up to 30 knots with gales to around 35 knots becoming northwest 20 to 25 knots with gusts to around 30 knots in the afternoon. Freezing spray in the morning. Chance of snow through the day. Waves 7 to 12 feet subsiding to 5 to 8 feet late in the afternoon. Waves occasionally to 16 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ148-120400- Oak Point to Saxon Harbor WI- 303 PM CDT Wed Mar 11 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THURSDAY AFTERNOON THROUGH FRIDAY EVENING... .TONIGHT...Northwest wind 10 knots rising to 10 to 15 knots in the late evening and overnight. Partly cloudy. Waves 1 to 2 feet. .THURSDAY...West wind 5 to 10 knots becoming southwest late in the morning, then becoming southeast 10 to 15 knots with gusts to around 20 knots in the afternoon. Chance of flurries in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Southeast wind 20 to 25 knots with gusts to around 30 knots becoming northeast up to 30 knots early in the morning. Snow. Waves 1 to 3 feet building to 5 to 8 feet in the late evening and overnight. Waves occasionally to 10 feet. .FRIDAY...North wind up to 30 knots with gales to around 35 knots becoming northwest 15 to 20 knots with gusts to around 25 knots late in the afternoon. Chance of snow in the morning, then slight chance of snow in the afternoon. Freezing spray in the afternoon. Waves 7 to 10 feet subsiding to 4 to 7 feet late in the afternoon. Waves occasionally to 13 feet. A gale warning may be needed. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH