FZUS53 KDLH 070913 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 313 AM CST Sat Mar 7 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. LSZ140-071700- Grand Portage to Grand Marais MN- 313 AM CST Sat Mar 7 2026 ...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .TODAY...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 early in the morning. Patchy fog in the morning. Waves 1 foot or less. .TONIGHT...Southwest wind 20 to 25 knots with gales to around 40 knots. Chance of snow after midnight. Waves 1 to 3 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally to 8 feet. .SUNDAY...Southwest wind 20 to 25 knots. Gusts up to 35 knots decreasing to 25 knots. Mostly sunny. Waves 4 to 7 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally to 9 feet. .SUNDAY NIGHT...Southwest wind 15 to 20 knots. Gusts up to 25 knots after midnight. Slight chance of rain in the evening. Waves 2 to 4 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ141-071700- Grand Marais to Taconite Harbor MN- 313 AM CST Sat Mar 7 2026 ...GALE WARNING IN EFFECT FROM THIS EVENING THROUGH SUNDAY MORNING... .TODAY...Northwest wind 5 to 10 knots with gusts to around 20 knots becoming southwest late in the afternoon. Patchy fog early in the morning. Snow likely early in the morning. Waves 1 to 2 feet. .TONIGHT...Southwest wind 15 to 20 knots with gales to around 35 knots. Chance of snow and slight chance of rain after midnight. Waves 1 to 3 feet building to 4 to 6 feet in the late evening and overnight. Waves occasionally to 8 feet. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 30 knots decreasing to 20 knots. Mostly sunny. Waves 4 to 6 feet subsiding to 1 to 3 feet late in the afternoon. Waves occasionally to 7 feet. A small craft advisory may be needed. .SUNDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 25 knots. Mostly cloudy in the evening then clearing. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ142-071700- Taconite Harbor to Silver Bay Harbor MN- 313 AM CST Sat Mar 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...Northwest wind 5 to 10 knots with gusts to around 20 knots becoming southwest late in the afternoon. Patchy fog early in the morning. Snow likely early in the morning. Waves 1 foot or less. .TONIGHT...Southwest wind 15 to 20 knots with gusts to around 30 knots. Slight chance of rain through the night. Slight chance of snow after midnight. Waves 1 to 3 feet building to 3 to 5 feet after midnight. Waves occasionally to 7 feet. .SUNDAY...Southwest wind 15 to 20 knots with gusts to around 25 knots easing to 5 to 10 knots late in the afternoon. Sunny in the morning then becoming partly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the afternoon. .SUNDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 20 knots in the late evening and overnight. Mostly cloudy in the evening then clearing. Waves 1 to 2 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ143-071700- Silver Bay Harbor to Two Harbors MN- 313 AM CST Sat Mar 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...Northwest wind 5 to 10 knots with gusts to around 20 knots becoming southwest in the afternoon. Patchy fog early in the morning. Snow likely early in the morning. Waves 1 foot or less. .TONIGHT...Southwest wind 20 to 25 knots with gusts to around 30 knots. Slight chance of rain after midnight. Waves 1 foot or less building to 4 to 6 feet. Waves occasionally to 8 feet. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots. Mostly sunny. Waves 3 to 5 feet subsiding to 1 to 3 feet in the afternoon. .SUNDAY NIGHT...Southwest wind 10 to 15 knots. Gusts up to 20 knots in the late evening and overnight. Mostly cloudy in the evening then clearing. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ144-071700- Two Harbors to Duluth MN- 313 AM CST Sat Mar 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots in the afternoon. Patchy fog early in the morning. Chance of snow early in the morning. Waves 1 to 2 feet. .TONIGHT...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 decreasing to 20 knots in the afternoon. Mostly sunny. Waves 3 to 5 feet. .SUNDAY NIGHT...Southwest wind 10 to 15 knots with gusts to around 20 knots. Mostly cloudy in the evening then clearing. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ145-071700- Duluth MN to Port Wing WI- 313 AM CST Sat Mar 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots in the afternoon. Patchy fog early in the morning. Chance of snow early in the morning. Waves 1 to 2 feet. .TONIGHT...Southwest wind 10 to 15 knots with gusts to around 20 knots rising to 20 to 25 knots with gales to around 35 knots in the late evening and overnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 4 to 6 feet. Waves occasionally to 8 feet. A gale warning may be needed. .SUNDAY...Southwest wind 15 to 20 knots. Gusts up to 25 knots early in the morning. Mostly sunny. Waves 3 to 5 feet. Waves occasionally to 7 feet. .SUNDAY NIGHT...Southwest wind 15 to 20 knots. Mostly cloudy in the evening then becoming partly cloudy. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ146-071700- Port Wing to Sand Island WI- 313 AM CST Sat Mar 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...Northwest wind 5 to 10 knots becoming west in the afternoon. Patchy fog early in the morning. Snow early in the morning. Waves 1 foot or less. .TONIGHT...Southwest wind 20 to 25 knots with gusts to around 30 knots. Partly cloudy. Waves 1 foot or less building to 4 to 6 feet. Waves occasionally to 8 feet. .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 subsiding to 1 to 2 feet. Waves occasionally to 7 feet. .SUNDAY NIGHT...Southwest wind 10 to 15 knots with gusts to around 20 knots. Mostly cloudy in the evening then clearing. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ150-071700- Outer Apostle Islands Beyond 5 NM from Mainland- 313 AM CST Sat Mar 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming west 5 to 10 knots in the afternoon. Patchy fog in the morning. Chance of snow early in the morning. Slight chance of snow late in the morning. Waves 1 to 2 feet. .TONIGHT...Southwest wind 20 to 25 knots with gusts to around 30 knots. Partly cloudy in the evening then becoming mostly cloudy. Waves 2 to 4 feet building to 4 to 7 feet in the late evening and overnight. Waves occasionally to 9 feet. .SUNDAY...Southwest wind 20 to 25 knots with gusts to around 30 knots easing to 10 to 15 knots with gusts to around 20 knots late in the afternoon. Mostly sunny. Waves 4 to 6 feet subsiding to 2 to 4 feet late in the afternoon. Waves occasionally to 8 feet. .SUNDAY NIGHT...Southwest wind 15 to 20 knots. Mostly cloudy in the evening then clearing. Waves 1 to 3 feet. Note...Wave height forecasts are for ice free areas. $$ LSZ148-071700- Oak Point to Saxon Harbor WI- 313 AM CST Sat Mar 7 2026 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH SUNDAY AFTERNOON... .TODAY...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming southwest 5 to 10 knots late in the afternoon. Patchy fog in the morning. Snow likely and slight chance of rain early in the morning. Slight chance of snow late in the morning. Waves 1 to 2 feet. .TONIGHT...Southwest wind 20 to 25 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 15 to 20 knots. Gusts up to 25 knots decreasing to 20 knots in the afternoon. Sunny in the morning then becoming partly sunny. Waves 4 to 6 feet. Waves occasionally to 7 feet. .SUNDAY NIGHT...Southwest wind 15 to 20 knots. Mostly cloudy in the evening then clearing. Waves 2 to 4 feet. Note...Wave height forecasts are for ice free areas. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH