FZUS53 KDLH 292243 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 543 PM CDT Wed Apr 29 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. LSZ140-300400- Grand Portage to Grand Marais MN- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Southwest wind 5 knots becoming north after midnight. Chance of rain and snow in the evening, then slight chance of rain and snow after midnight. Chance of sprinkles and flurries late in the night. Waves 1 foot or less. .THURSDAY...North wind 5 to 10 knots becoming southeast early in the afternoon, then becoming southwest late in the afternoon. Slight chance of snow in the morning, then chance of snow in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...West wind 5 knots becoming north in the late evening and overnight. Chance of snow in the evening. Waves 1 foot or less. .FRIDAY...North wind 5 to 10 knots becoming southeast early in the afternoon, then becoming southwest late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ141-300400- Grand Marais to Taconite Harbor MN- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Southwest wind 5 knots becoming north after midnight. Chance of rain and snow in the evening, then chance of sprinkles and flurries after midnight. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming southwest in the afternoon. Chance of sprinkles and flurries in the morning, then chance of snow and rain in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...West wind 5 knots becoming north in the late evening and overnight. Slight chance of rain and snow in the evening. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming south early in the afternoon, then becoming south 5 to 10 knots late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ142-300400- Taconite Harbor to Silver Bay Harbor MN- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Southwest wind 5 knots becoming north after midnight. Chance of rain early in the evening, then chance of sprinkles and flurries in the late evening and overnight. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming south in the afternoon. Chance of sprinkles and flurries in the morning, then chance of snow in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...West wind 5 knots becoming north in the late evening and overnight. Slight chance of rain and snow in the evening. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming southeast early in the afternoon, then becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ143-300400- Silver Bay Harbor to Two Harbors MN- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Southwest wind 5 to 10 knots becoming north late in the night. Slight chance of snow early in the evening. Chance of sprinkles until early morning. Chance of flurries in the late evening and overnight. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming southeast early in the afternoon, then becoming south late in the afternoon. Chance of snow and rain in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less becoming north 5 knots in the late evening and overnight. Slight chance of rain in the evening. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming southeast in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ144-300400- Two Harbors to Duluth MN- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Northwest wind 5 to 10 knots. Chance of sprinkles in the evening. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming east in the afternoon. Slight chance of rain in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...North wind 5 knots. Chance of sprinkles through the night. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming northeast in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ145-300400- Duluth MN to Port Wing WI- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Northwest wind 5 knots. Chance of sprinkles in the evening. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming northeast late in the afternoon. Chance of sprinkles and slight chance of snow in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...North wind 5 knots. Chance of sprinkles through the night. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming northeast in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ146-300400- Port Wing to Sand Island WI- 543 PM CDT Wed Apr 29 2026 .TONIGHT...West wind 5 knots becoming northwest after midnight. Chance of sprinkles through the night. Chance of flurries in the late evening and overnight. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming northeast early in the afternoon, then becoming west late in the afternoon. Chance of flurries in the morning. Chance of sprinkles through the day. Slight chance of snow in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Variable winds 10 knots or less becoming north 5 knots in the late evening and overnight. Chance of sprinkles in the evening. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming east in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ147-300400- Sand Island to Bayfield WI- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Northwest wind 5 knots. Chance of sprinkles through the night. Chance of flurries in the late evening and overnight. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming northeast early in the afternoon, then becoming west late in the afternoon. Chance of flurries in the morning. Chance of sprinkles through the day. Slight chance of snow in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Southwest wind 5 knots becoming north early in the morning. Chance of sprinkles and flurries in the evening. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming southeast late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ150-300400- Outer Apostle Islands Beyond 5 NM from Mainland- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Northwest wind 5 knots becoming north late in the night. Chance of sprinkles through the night. Chance of flurries in the late evening and overnight. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming southwest late in the afternoon. Chance of sprinkles and flurries through the day. Waves 1 foot or less. .THURSDAY NIGHT...Southwest wind 5 knots becoming north early in the morning. Chance of sprinkles and slight chance of snow in the evening. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming south late in the afternoon. Mostly sunny. Waves 1 foot or less. $$ LSZ121-300400- Chequamegon Bay-Bayfield to Oak Point WI- 543 PM CDT Wed Apr 29 2026 .TONIGHT...Northwest wind 5 knots. Slight chance of rain early in the evening. Chance of sprinkles in the late evening and overnight. Chance of flurries after midnight. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming northeast in the afternoon. Chance of flurries in the morning. Chance of sprinkles through the day. Slight chance of snow in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...North wind 5 knots early in the evening becoming variable 10 knots or less, then becoming northwest 5 knots after midnight. Chance of sprinkles and flurries through the night. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming northeast in the afternoon. Partly sunny in the morning then clearing. Waves 1 foot or less. $$ LSZ148-300400- Oak Point to Saxon Harbor WI- 543 PM CDT Wed Apr 29 2026 .TONIGHT...North wind 5 knots becoming northwest in the late evening and overnight. Slight chance of rain early in the evening. Chance of sprinkles in the late evening and overnight. Chance of flurries after midnight. Waves 1 foot or less. .THURSDAY...North wind 5 knots becoming northeast in the afternoon. Chance of flurries in the morning. Chance of sprinkles through the day. Slight chance of snow in the afternoon. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 5 knots becoming northwest in the late evening and overnight. Chance of sprinkles and flurries through the night. Waves 1 foot or less. .FRIDAY...North wind 5 knots becoming east late in the afternoon. Partly sunny in the morning then clearing. Waves 1 foot or less. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes WFO DLH