Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
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273 FZUS53 KDLH 300852 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 352 AM CDT Tue Apr 30 2024 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. LSZ140-141-301615- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 352 AM CDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... .TODAY...West wind 5 to 10 knots becoming southwest in the afternoon. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .TONIGHT...East wind 5 to 10 knots becoming northeast 15 to 20 knots with gusts to around 25 knots in the late evening and overnight. Chance of rain in the evening, then rain after midnight. Waves 1 to 2 feet building to 4 to 6 feet after midnight. Waves occasionally to 7 feet. .WEDNESDAY...Northeast wind 10 to 15 knots becoming northwest late in the morning, then becoming west in the afternoon. Gusts up to 20 knots. Chance of rain in the morning, then slight chance of rain in the afternoon. Waves 3 to 5 feet. Waves occasionally to 7 feet. .WEDNESDAY NIGHT...Northwest wind 10 to 15 knots with gusts to around 20 knots becoming north 5 to 10 knots early in the morning. Partly cloudy. Waves 1 to 3 feet. $$ LSZ143-301615- Silver Bay Harbor to Two Harbors MN- 352 AM CDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... .TODAY...Southwest wind 5 to 10 knots becoming south late in the afternoon. Patchy fog early in the morning. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .TONIGHT...Northeast wind 15 to 20 knots. Gusts up to 25 knots. Rain through the night. Waves 1 to 3 feet building to 4 to 6 feet after midnight. Waves occasionally to 7 feet. .WEDNESDAY...Northwest wind 5 to 10 knots becoming west 15 to 20 knots in the late morning and afternoon. Chance of rain through the day. Waves 3 to 5 feet. Waves occasionally to 7 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming northeast after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet. $$ LSZ142-301615- Taconite Harbor to Silver Bay Harbor MN- 352 AM CDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH WEDNESDAY MORNING... .TODAY...Southwest wind 5 to 10 knots becoming south late in the afternoon. Mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 25 knots. Rain likely in the evening, then rain after midnight. Waves 1 to 2 feet building to 4 to 6 feet after midnight. Waves occasionally to 8 feet. .WEDNESDAY...North wind 10 to 15 knots with gusts to around 20 knots becoming west with gusts to around 20 knots in the late morning and afternoon. Chance of rain through the day. Waves 4 to 6 feet. Waves occasionally to 7 feet. .WEDNESDAY NIGHT...Northwest wind 5 to 10 knots becoming northeast early in the morning. Partly cloudy. Waves 1 to 3 feet. $$ LSZ144-145-301615- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 352 AM CDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...Southwest wind 5 to 10 knots becoming east late in the afternoon. Patchy fog early in the morning. Waves 1 to 3 feet. .TONIGHT...Northeast wind 20 to 25 knots. Rain through the night. Patchy fog after midnight. Waves 1 to 2 feet building to 3 to 5 feet in the late evening and overnight. .WEDNESDAY...Southwest wind 5 to 10 knots becoming west 15 to 20 knots with gusts to around 25 knots in the late morning and afternoon. Slight chance of rain in the morning. Waves 3 to 5 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .WEDNESDAY NIGHT...West wind 10 to 15 knots becoming northwest 5 to 10 knots late in the evening, then becoming northeast after midnight. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. $$ LSZ146-301615- Port Wing to Sand Island WI- 352 AM CDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...Southwest wind 5 to 10 knots becoming east late in the afternoon. Patchy fog early in the morning. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late morning and afternoon. .TONIGHT...Northeast wind 15 to 20 knots with gusts to around 25 knots becoming north 10 to 15 knots with gusts to around 20 knots early in the morning. Rain through the night. Waves 1 to 3 feet building to 2 to 4 feet after midnight. .WEDNESDAY...West wind 5 to 10 knots rising to 15 to 20 knots with gusts to around 25 knots in the late morning and afternoon. Slight chance of rain through the day. Waves 4 to 6 feet. Waves occasionally to 8 feet. A small craft advisory may be needed. .WEDNESDAY NIGHT...Southwest wind 5 to 10 knots becoming southeast after midnight, then becoming east early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. $$ LSZ147-301615- Sand Island to Bayfield WI- 352 AM CDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...West wind 5 to 10 knots becoming southeast late in the afternoon. Patchy fog early in the morning. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late morning and afternoon. .TONIGHT...Northeast wind 15 to 20 knots. Rain likely in the evening, then rain after midnight. Waves 1 to 2 feet building to 2 to 4 feet after midnight. .WEDNESDAY...West wind 10 knots rising to 15 to 20 knots with gusts to around 25 knots in the late morning and afternoon. Chance of rain through the day. Waves 3 to 5 feet. A small craft advisory may be needed. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming south after midnight, then becoming east early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. $$ LSZ121-301615- Chequamegon Bay-Bayfield to Oak Point WI- 352 AM CDT Tue Apr 30 2024 .TODAY...Southwest wind 5 to 10 knots becoming east late in the afternoon. Mostly cloudy. Waves 1 foot or less. .TONIGHT...Northeast wind 10 to 15 knots becoming west 5 to 10 knots early in the morning. Rain through the night. Waves 1 to 2 feet. .WEDNESDAY...West wind 10 knots rising to 10 to 15 knots with gusts to around 25 knots in the late morning and afternoon. Slight chance of rain through the day. Waves 1 to 2 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming south after midnight, then becoming east early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 foot or less. $$ LSZ148-301615- Oak Point to Saxon Harbor WI- 352 AM CDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...Southwest wind 5 to 10 knots becoming east late in the afternoon. Mostly cloudy. Waves 1 to 2 feet. .TONIGHT...East wind 10 to 15 knots with gusts to around 20 knots becoming south with gusts to around 20 knots early in the morning. Chance of rain in the evening, then rain after midnight. Waves 1 to 3 feet building to 2 to 4 feet after midnight. .WEDNESDAY...West wind 10 to 15 knots. Gusts up to 20 knots in the late morning and afternoon. Slight chance of rain through the day. Waves 1 to 3 feet. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming south after midnight, then becoming southeast early in the morning. Partly cloudy in the evening then becoming mostly cloudy. Waves 1 to 2 feet. $$ LSZ150-301615- Outer Apostle Islands Beyond 5 NM from Mainland- 352 AM CDT Tue Apr 30 2024 ...SMALL CRAFT ADVISORY IN EFFECT FROM THIS EVENING THROUGH LATE TONIGHT... .TODAY...West wind 5 to 10 knots becoming southeast late in the afternoon. Patchy fog early in the morning. Waves 2 to 4 feet subsiding to 1 to 2 feet in the afternoon. .TONIGHT...East wind 15 to 20 knots with gusts to around 25 knots. Rain likely in the evening, then rain after midnight. Waves 1 to 3 feet building to 4 to 6 feet after midnight. Waves occasionally to 7 feet. .WEDNESDAY...West wind 15 to 20 knots. Gusts up to 25 knots early in the afternoon. Chance of rain through the day. Waves 3 to 5 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .WEDNESDAY NIGHT...West wind 5 to 10 knots becoming east early in the morning. Partly cloudy. Waves 2 to 4 feet subsiding to 1 to 2 feet in the late evening and overnight. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes NLy