Nearshore Marine Forecast
Issued by NWS Duluth, MN
Issued by NWS Duluth, MN
991 FZUS53 KDLH 222051 NSHDLH Nearshore Marine Forecast National Weather Service Duluth MN 351 PM CDT Wed May 22 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. LSZ140-141-230430- Grand Portage to Grand Marais MN- Grand Marais to Taconite Harbor MN- 351 PM CDT Wed May 22 2024 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 15 to 20 knots. Gusts up to 35 knots into early evening decreasing to 25 knots. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Waves 4 to 6 feet. Waves occasionally to 8 feet. A Small Craft Advisory will be needed after the Gale Warning. .THURSDAY...West wind 10 to 15 knots. Gusts up to 25 knots decreasing to 20 knots in the afternoon. Mostly sunny. Waves 2 to 4 feet subsiding to 1 to 3 feet in the late morning and afternoon. .THURSDAY NIGHT...West wind 5 to 10 knots becoming northeast 10 to 15 knots with gusts to around 20 knots in the late evening and overnight. Partly cloudy. Waves 1 to 2 feet building to 1 to 3 feet early in the morning. .FRIDAY...East wind 20 to 25 knots. Gusts up to 25 knots increasing to 35 knots. Slight chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Waves 5 to 8 feet. Waves occasionally to 11 feet. A gale warning may be needed. $$ LSZ142-143-230430- Taconite Harbor to Silver Bay Harbor MN- Silver Bay Harbor to Two Harbors MN- 351 PM CDT Wed May 22 2024 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 15 to 20 knots. Gusts up to 35 knots into early evening decreasing to 20 knots. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Waves 1 to 3 feet. A Small Craft Advisory will be needed after the Gale Warning. .THURSDAY...West wind 5 to 10 knots with gusts to around 20 knots becoming southwest in the afternoon. Mostly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...Northeast wind 5 to 10 knots rising to 20 to 25 knots with gusts to around 30 knots after midnight. Slight chance of rain showers through the night. Waves 1 to 3 feet building to 3 to 5 feet early in the morning. Waves occasionally to 7 feet. A small craft advisory may be needed. .FRIDAY...Northeast wind up to 30 knots. Gusts up to 30 knots increasing to 35 knots in the afternoon. Chance of rain showers through the day. Slight chance of thunderstorms in the afternoon. Waves 7 to 10 feet. Waves occasionally to 13 feet. A gale warning may be needed. $$ LSZ144-145-230430- Two Harbors to Duluth MN-Duluth MN to Port Wing WI- 351 PM CDT Wed May 22 2024 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 15 to 20 knots. Gusts up to 35 knots into early evening decreasing to 25 knots. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Waves 2 to 4 feet subsiding to 1 to 2 feet after midnight. A Small Craft Advisory will be needed after the Gale Warning. .THURSDAY...West wind 5 to 10 knots becoming east late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...Northeast wind 20 to 25 knots with gusts to around 30 knots. Chance of rain showers in the evening, then slight chance of rain showers after midnight. Waves 1 to 3 feet building to 3 to 5 feet early in the morning. Waves occasionally to 7 feet. A small craft advisory may be needed. .FRIDAY...Northeast wind up to 30 knots. Gusts up to 30 knots increasing to 35 knots late in the afternoon. Slight chance of rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Waves 7 to 10 feet. Waves occasionally to 13 feet. A gale warning may be needed. $$ LSZ146-230430- Port Wing to Sand Island WI- 351 PM CDT Wed May 22 2024 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 15 to 20 knots. Gusts up to 35 knots into early evening decreasing to 25 knots. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the night. A Small Craft Advisory will be needed after the Gale Warning. .THURSDAY...Southwest wind 10 to 15 knots becoming southeast 5 to 10 knots late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...East wind 15 to 20 knots with gusts to around 25 knots. Slight chance of rain showers through the night. Waves 1 to 2 feet building to 3 to 5 feet early in the morning. A small craft advisory may be needed. .FRIDAY...Northeast wind 20 to 25 knots. Gusts up to 35 knots. Chance of rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Waves 7 to 10 feet. Waves occasionally to 12 feet. A gale warning may be needed. $$ LSZ147-230430- Sand Island to Bayfield WI- 351 PM CDT Wed May 22 2024 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 15 to 20 knots. Gusts up to 35 knots into early evening decreasing to 20 knots. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Waves 3 to 5 feet subsiding to 1 to 3 feet late in the night. A Small Craft Advisory will be needed after the Gale Warning. .THURSDAY...West wind 10 to 15 knots becoming south 5 to 10 knots late in the afternoon. Mostly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...East wind 5 to 10 knots rising to 15 to 20 knots with gusts to around 25 knots after midnight. Slight chance of rain showers. Waves 1 to 2 feet building to 2 to 4 feet early in the morning. A small craft advisory may be needed. .FRIDAY...East wind up to 30 knots. Gusts up to 35 knots. Chance of rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Waves 6 to 9 feet. Waves occasionally to 11 feet. A gale warning may be needed. $$ LSZ150-230430- Outer Apostle Islands Beyond 5 NM from Mainland- 351 PM CDT Wed May 22 2024 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 15 to 20 knots. Gusts up to 35 knots into early evening decreasing to 20 knots. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Waves 3 to 5 feet subsiding to 1 to 3 feet. Waves occasionally to 7 feet. A Small Craft Advisory will be needed after the Gale Warning. .THURSDAY...West wind 10 to 15 knots with gusts to around 20 knots becoming south 5 to 10 knots late in the afternoon. Mostly sunny. Waves 1 to 3 feet. .THURSDAY NIGHT...East wind 5 to 10 knots rising to 15 to 20 knots with gusts to around 25 knots after midnight. Slight chance of rain showers. Waves 1 to 3 feet building to 3 to 5 feet early in the morning. A small craft advisory may be needed. .FRIDAY...East wind up to 30 knots. Gusts up to 35 knots. Chance of rain showers in the morning, then rain showers likely and slight chance of thunderstorms in the afternoon. Waves 7 to 10 feet. Waves occasionally to 13 feet. A gale warning may be needed. $$ LSZ121-230430- Chequamegon Bay-Bayfield to Oak Point WI- 351 PM CDT Wed May 22 2024 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...West wind 15 to 20 knots. Gusts to around 35 knots into early evening. Wind becoming southwest 5 to 10 knots with gusts to around 20 knots after midnight. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Waves 1 to 2 feet. A Small Craft Advisory will be needed after the Gale Warning. .THURSDAY...West wind 5 to 10 knots becoming east late in the afternoon. Mostly sunny. Waves 1 foot or less. .THURSDAY NIGHT...Northeast wind 10 to 15 knots. Gusts up to 20 knots early in the morning. Slight chance of rain showers. Waves 1 to 2 feet. .FRIDAY...East wind 15 to 20 knots. Gusts up to 25 knots increasing to 30 knots in the afternoon. Chance of rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Waves 1 to 3 feet. $$ LSZ148-230430- Oak Point to Saxon Harbor WI- 351 PM CDT Wed May 22 2024 ...GALE WARNING IN EFFECT UNTIL 7 PM CDT THIS EVENING... .TONIGHT...Southwest wind 15 to 20 knots. Gusts up to 35 knots into early evening. Chance of rain showers early in the evening, then slight chance of rain showers late in the evening. Waves 1 to 3 feet subsiding to 1 to 2 feet in the late evening and overnight. A Small Craft Advisory will be needed after the Gale Warning. .THURSDAY...West wind 5 to 10 knots becoming northeast in the afternoon. Mostly sunny. Waves 1 to 2 feet. .THURSDAY NIGHT...East wind 5 to 10 knots becoming northeast 15 to 20 knots after midnight. Slight chance of rain showers. Waves 1 foot or less building to 3 to 5 feet. Waves occasionally to 7 feet. A small craft advisory may be needed. .FRIDAY...East wind 20 to 25 knots. Gusts up to 25 knots increasing to 30 knots in the afternoon. Chance of rain showers in the morning, then rain showers and slight chance of thunderstorms in the afternoon. Waves 4 to 6 feet. Waves occasionally to 8 feet. A small craft advisory may be needed. $$ Graphical marine forecasts are available online at: weather.gov/greatlakes Melde