Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
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052 FZUS53 KDLH 271446 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 946 AM CDT Sat Apr 27 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. LSZ140-141-272230- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 946 AM CDT Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .REST OF TODAY...Northeast wind 10 to 15 knots with gusts to around 25 knots becoming north with gusts to around 20 knots early in the afternoon, then becoming northwest with gusts to around 20 knots late. Rain showers and slight chance of thunderstorms late in the morning, then chance of rain showers early in the afternoon. Slight chance of rain showers late. Waves 3 to 5 feet subsiding to 1 to 3 feet late. .TONIGHT...Northwest wind 10 knots becoming north in the late evening and early morning, then becoming northeast early in the morning. Gusts up to 20 knots. Slight chance of rain showers in the evening. Waves 1 to 3 feet. .SUNDAY...Northeast wind 20 to 25 knots. Gusts up to 30 knots. Slight chance of rain showers in the afternoon. Waves 3 to 5 feet building to 6 to 9 feet in the afternoon. Waves occasionally to 12 feet. A small craft advisory may be needed. .SUNDAY NIGHT...Northeast wind up to 30 knots. Gales up to 40 knots increasing to 45 knots in the late evening and early morning, then decreasing to 40 knots early in the morning. Rain showers. Waves 7 to 12 feet. Waves occasionally to 16 feet. A gale warning may be needed. $$ LSZ142-143-272230- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 946 AM CDT Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .REST OF TODAY...North wind 10 to 15 knots with gusts to around 25 knots becoming northwest 5 to 10 knots with gusts to around 20 knots in the afternoon. Rain showers and slight chance of thunderstorms late in the morning, then chance of rain showers early in the afternoon. Slight chance of rain showers late. Waves 3 to 5 feet subsiding to 1 to 3 feet late. Waves occasionally to 7 feet. .TONIGHT...Northwest wind 5 to 10 knots with gusts to around 20 knots becoming north 10 to 15 knots with gusts to around 20 knots after midnight. Mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind up to 30 knots. Gales up to 40 knots. Chance of rain showers in the afternoon. Waves 3 to 5 feet building to 8 to 13 feet. Waves occasionally to 17 feet. A gale warning may be needed. .SUNDAY NIGHT...Northeast wind up to 30 knots rising to gales to 35 knots after midnight, then easing to up to 30 knots early in the morning. Gales up to 40 knots. Rain showers. Waves 8 to 13 feet. Waves occasionally to 17 feet. A gale warning may be needed. $$ LSZ144-145-272230- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 946 AM CDT Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .REST OF TODAY...North wind 10 to 15 knots with gusts to around 25 knots becoming west in the afternoon. Rain showers likely and slight chance of thunderstorms late in the morning, then chance of rain showers early in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet late. Waves occasionally to 7 feet. .TONIGHT...Northwest wind 5 to 10 knots becoming north after midnight, then becoming northeast 15 to 20 knots early in the morning. Mostly cloudy. Waves 1 to 2 feet building to 1 to 3 feet early in the morning. .SUNDAY...Northeast wind up to 30 knots. Gusts up to 30 knots increasing to 40 knots. Chance of snow showers and slight chance of rain showers in the morning, then rain showers in the afternoon. Waves 4 to 6 feet building to 8 to 13 feet. Waves occasionally to 17 feet. A gale warning may be needed. .SUNDAY NIGHT...Northeast gales to 35 knots with gales to around 45 knots easing to up to 30 knots with gales to around 40 knots early in the morning. Rain showers. Waves 9 to 14 feet. Waves occasionally to 18 feet. A gale warning may be needed. $$ LSZ146-272230- Port Wing to Sand Island WI- 946 AM CDT Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .REST OF TODAY...North wind 10 to 15 knots with gusts to around 20 knots becoming west with gusts to around 20 knots in the afternoon. Rain showers likely and slight chance of thunderstorms late in the morning, then chance of rain showers early in the afternoon. Slight chance of rain showers late. Waves 3 to 5 feet subsiding to 1 to 3 feet late. .TONIGHT...Northwest wind 5 to 10 knots becoming northeast 10 to 15 knots with gusts to around 20 knots after midnight. Mostly cloudy. Waves 1 to 2 feet building to 1 to 3 feet early in the morning. .SUNDAY...Northeast wind up to 30 knots with gales to around 35 knots. Slight chance of rain showers and snow showers in the morning, then chance of rain showers in the afternoon. Waves 4 to 6 feet building to 8 to 13 feet. Waves occasionally to 17 feet. A gale warning may be needed. .SUNDAY NIGHT...Northeast wind up to 30 knots. Gales up to 40 knots decreasing to 35 knots after midnight. Rain showers. Waves 8 to 13 feet. Waves occasionally to 17 feet. A gale warning may be needed. $$ LSZ147-272230- Sand Island to Bayfield WI- 946 AM CDT Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .REST OF TODAY...Northeast wind 10 to 15 knots with gusts to around 20 knots becoming northwest early in the afternoon, then becoming west with gusts to around 20 knots late. Rain showers likely late in the morning. Slight chance of thunderstorms through the day. Chance of rain showers in the afternoon. Waves 2 to 4 feet subsiding to 1 to 3 feet late. .TONIGHT...Northwest wind 5 to 10 knots becoming northeast 10 to 15 knots with gusts to around 20 knots early in the morning. Mostly cloudy. Waves 1 to 2 feet building to 1 to 3 feet early in the morning. .SUNDAY...Northeast wind up to 30 knots with gales to around 35 knots. Slight chance of rain showers in the morning. Slight chance of snow showers through the day. Chance of rain showers in the afternoon. Waves 3 to 5 feet building to 7 to 12 feet. Waves occasionally to 15 feet. A gale warning may be needed. .SUNDAY NIGHT...East wind up to 30 knots with gales to around 35 knots. Rain showers. Waves 8 to 11 feet. Waves occasionally to 15 feet. A gale warning may be needed. $$ LSZ121-272230- Chequamegon Bay-Bayfield to Oak Point WI- 946 AM CDT Sat Apr 27 2024 ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .REST OF TODAY...North wind 5 to 10 knots becoming west with gusts to around 20 knots in the afternoon. Rain showers likely and chance of thunderstorms late in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .TONIGHT...Northwest wind 5 to 10 knots becoming north after midnight, then becoming northeast 15 to 20 knots early in the morning. Mostly cloudy. Waves 1 to 2 feet. .SUNDAY...Northeast wind up to 30 knots with gales to around 35 knots. Slight chance of rain showers in the morning. Chance of snow showers through the day. Rain showers in the afternoon. Waves 1 to 3 feet building to 2 to 4 feet in the late morning and afternoon. A gale warning may be needed. .SUNDAY NIGHT...Northeast wind 20 to 25 knots. Gusts up to 35 knots decreasing to 30 knots after midnight. Rain showers. Waves 2 to 4 feet. A gale warning may be needed. $$ LSZ148-272230- Oak Point to Saxon Harbor WI- 946 AM CDT Sat Apr 27 2024 ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .REST OF TODAY...Northwest wind 5 to 10 knots becoming west with gusts to around 20 knots in the afternoon. Rain showers likely and chance of thunderstorms late in the morning, then chance of rain showers and slight chance of thunderstorms in the afternoon. Waves 1 to 2 feet. .TONIGHT...Northwest wind 5 to 10 knots becoming north after midnight, then becoming northeast 15 to 20 knots early in the morning. Slight chance of rain showers in the evening. Waves 1 to 2 feet building to 2 to 4 feet early in the morning. A small craft advisory may be needed. .SUNDAY...Northeast wind up to 30 knots with gales to around 35 knots. Slight chance of rain showers and snow showers in the morning, then rain showers in the afternoon. Waves 5 to 8 feet building to 7 to 12 feet in the afternoon. Waves occasionally to 15 feet. A gale warning may be needed. .SUNDAY NIGHT...Northeast wind 20 to 25 knots. Gusts up to 35 knots decreasing to 30 knots after midnight. Rain showers. Waves 8 to 11 feet subsiding to 6 to 9 feet after midnight. Waves occasionally to 15 feet. A gale warning may be needed. $$ LSZ150-272230- Outer Apostle Islands Beyond 5 NM from Mainland- 946 AM CDT Sat Apr 27 2024 ...SMALL CRAFT ADVISORY IN EFFECT UNTIL 4 PM CDT THIS AFTERNOON... ...GALE WATCH IN EFFECT FROM SUNDAY MORNING THROUGH MONDAY MORNING... .REST OF TODAY...Northeast wind 15 to 20 knots with gusts to around 25 knots becoming northwest 10 knots early in the afternoon, then becoming west with gusts to around 20 knots late. Rain showers likely late in the morning. Slight chance of thunderstorms through the day. Chance of rain showers in the afternoon. Waves 3 to 5 feet subsiding to 1 to 3 feet late. .TONIGHT...West wind 10 to 15 knots becoming northwest late in the evening, then becoming north after midnight becoming northeast with gusts to around 20 knots early in the morning. Mostly cloudy. Waves 1 to 3 feet building to 2 to 4 feet early in the morning. A small craft advisory may be needed. .SUNDAY...Northeast wind up to 30 knots with gales to around 35 knots. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Waves 4 to 6 feet building to 8 to 13 feet. Waves occasionally to 17 feet. A gale warning may be needed. .SUNDAY NIGHT...East wind up to 30 knots with gales to around 35 knots. Rain showers. Waves 8 to 13 feet. Waves occasionally to 17 feet. A gale warning may be needed. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes JDS