BoM Sydney Marine Weather Forecast


Bureau of Meteorology (BoM) Weather Forecasts

Sydney Closed Waters Forecast
Local Waters Forecast for Sydney Closed Waters
Issued: Friday, 18 January 4:05AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds over the Sydney Waters. A trough and associated fresh to strong southerly change is expected to move through early Saturday morning. East to northeasterly winds are expected to develop later on Sunday as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: Northeasterly 15 to 25 knots.
Seas: Below 0.5 metres.
Swell:
Weather: Sunny.
Forecast for Saturday, 19 January
Winds: North to northeasterly 15 to 25 knots shifting southerly 25 to 30 knots early in the morning then tending south to southeasterly 15 to 25 knots in the morning.
Seas: Below 0.5 metres.
Swell:
Weather: Partly cloudy.
Forecast for Sunday, 20 January
Winds: South to southeasterly about 10 knots becoming easterly during the day.
Seas: Below 0.5 metres.
Swell:
Weather: Partly cloudy.
Forecast for Monday, 21 January
Winds: Easterly below 10 knots tending northeasterly 10 to 15 knots during the day then decreasing to about 10 knots during the evening.
Seas: Below 0.5 metres.
Swell:
Weather: Partly cloudy.

Byron Coast: Point Danger to Wooli Forecast
Local Waters Forecast for Byron Coast: Point Danger to Wooli
Issued: Friday, 18 January 4:10AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds along most of the New South Wales Waters. A weak trough and associated southerly wind change is expected to move through the southern waters later today. Another stronger trough is expected to move through the southern half of the Waters Saturday morning, then extend to the Mid North Coast later Saturday, before stalling and weakening on Sunday. East to northeasterly winds are expected throughout by Monday evening as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: Northerly 10 to 15 knots, reaching up to 25 knots south of Cape Byron in the evening.
Seas: 1 to 1.5 metres, increasing to 1 to 2 metres during the afternoon.
Swell: Easterly below 1 metre.
Weather: Partly cloudy.
Forecast for Saturday, 19 January
Winds: Northerly 10 to 15 knots, reaching up to 25 knots south of Cape Byron early in the morning.
Seas: 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing below 1 metre by early evening.
Swell: Easterly below 1 metre.
Weather: Mostly sunny.
Forecast for Sunday, 20 January
Winds: Variable about 10 knots becoming northwest to northeasterly 10 to 15 knots during the morning then tending northeast to southeasterly during the day.
Seas: Below 1 metre, increasing to 1 to 1.5 metres south of Yamba during the morning.
Swell: East to northeasterly below 1 metre.
Weather: Partly cloudy. The chance of a thunderstorm in the afternoon.
Coffs Coast: Wooli to Smoky Cape Forecast
Local Waters Forecast for Coffs Coast: Wooli to Smoky Cape
Issued: Friday, 18 January 4:10AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds along most of the New South Wales Waters. A weak trough and associated southerly wind change is expected to move through the southern waters later today. Another stronger trough is expected to move through the southern half of the Waters Saturday morning, then extend to the Mid North Coast later Saturday, before stalling and weakening on Sunday. East to northeasterly winds are expected throughout by Monday evening as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: Northerly 15 to 25 knots, reaching up to 30 knots during the afternoon and evening.
Seas: 1.5 to 2 metres, increasing to 2 to 3 metres around midday.
Swell: Easterly below 1 metre.
Weather: Mostly sunny.
Forecast for Saturday, 19 January
Winds: Northerly 15 to 25 knots, reaching up to 30 knots south of Coffs Harbour during the morning. Winds shifting southerly 15 to 20 knots in the early afternoon.
Seas: 2 to 3 metres, decreasing to 1 to 1.5 metres around midday.
Swell: East to northeasterly around 1 metre.
Weather: Sunny.
Forecast for Sunday, 20 January
Winds: South to southwesterly 15 to 20 knots shifting east to northeasterly below 10 knots during the afternoon.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the afternoon or evening.
Swell: Southerly around 1 metre.
Weather: Partly cloudy.
Macquarie Coast: Smoky Cape to Seal Rocks Forecast
Local Waters Forecast for Macquarie Coast: Smoky Cape to Seal Rocks
Issued: Friday, 18 January 4:10AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds along most of the New South Wales Waters. A weak trough and associated southerly wind change is expected to move through the southern waters later today. Another stronger trough is expected to move through the southern half of the Waters Saturday morning, then extend to the Mid North Coast later Saturday, before stalling and weakening on Sunday. East to northeasterly winds are expected throughout by Monday evening as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: Northerly 25 to 30 knots.
Seas: 2 to 3 metres.
Swell: East to northeasterly below 1 metre.
Weather: Sunny.
Forecast for Saturday, 19 January
Winds: Northerly 15 to 25 knots, reaching up to 30 knots during the morning. Winds shifting southerly in the late morning and early afternoon.
Seas: 2 to 3 metres, decreasing to 1.5 to 2 metres around midday.
Swell: North to northeasterly 1 to 1.5 metres.Southeast to southwesterly below 1 metre, increasing to around 1 metre south of Port Macquarie during the afternoon.
Weather: Mostly sunny.
Forecast for Sunday, 20 January
Winds: Southerly 15 to 20 knots becoming variable about 10 knots during the day.
Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.Northeasterly around 1 metre.
Weather: Cloudy. The chance of a thunderstorm in the afternoon.
Hunter Coast: Seal Rocks to Broken Bay Forecast
Local Waters Forecast for Hunter Coast: Seal Rocks to Broken Bay
Issued: Friday, 18 January 4:10AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds along most of the New South Wales Waters. A weak trough and associated southerly wind change is expected to move through the southern waters later today. Another stronger trough is expected to move through the southern half of the Waters Saturday morning, then extend to the Mid North Coast later Saturday, before stalling and weakening on Sunday. East to northeasterly winds are expected throughout by Monday evening as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: North to northeasterly 20 to 30 knots.
Seas: 2 to 3 metres.
Swell: Northeasterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Port Stephens around midday.
Weather: Sunny.
Forecast for Saturday, 19 January
Winds: Northerly 15 to 25 knots, reaching up to 30 knots during the morning and early afternoon. Winds shifting south to southwesterly 20 to 25 knots early in the morning then tending south to southeasterly 15 to 25 knots in the late afternoon.
Seas: 2 to 3 metres.
Swell: Northeasterly 1 to 2 metres, decreasing to around 1 metre during the afternoon.Southeasterly below 0.5 metres, tending southeast to southwesterly 1 to 1.5 metres during the morning.
Weather: Partly cloudy.
Forecast for Sunday, 20 January
Winds: South to southeasterly 10 to 15 knots turning easterly during the afternoon.
Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon or evening.
Weather: Partly cloudy.
Sydney Coast: Broken Bay to Port Hacking Forecast
Local Waters Forecast for Sydney Coast: Broken Bay to Port Hacking
Issued: Friday, 18 January 4:10AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds along most of the New South Wales Waters. A weak trough and associated southerly wind change is expected to move through the southern waters later today. Another stronger trough is expected to move through the southern half of the Waters Saturday morning, then extend to the Mid North Coast later Saturday, before stalling and weakening on Sunday. East to northeasterly winds are expected throughout by Monday evening as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: North to northeasterly 15 to 25 knots, reaching up to 30 knots offshore in the late evening.
Seas: 1.5 to 2.5 metres.
Swell: Northeasterly around 1 metre, increasing to 1 to 1.5 metres during the morning.
Weather: Sunny.
Forecast for Saturday, 19 January
Winds: Northerly 20 to 30 knots shifting southerly before dawn then decreasing to 15 to 25 knots in the middle of the day.
Seas: 1.5 to 2.5 metres.
Swell: Northeasterly 1 to 1.5 metres, increasing to 1 to 2 metres during the morning, then decreasing to around 1 metre during the afternoon.Below 0.5 metres, tending southeast to southwesterly 1 to 1.5 metres during the morning.
Weather: Partly cloudy.
Forecast for Sunday, 20 January
Winds: South to southeasterly 10 to 15 knots turning easterly during the afternoon.
Seas: Around 1 metre.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.
Weather: Partly cloudy.
Illawarra Coast: Port Hacking to Ulladulla Forecast
Local Waters Forecast for Illawarra Coast: Port Hacking to Ulladulla
Issued: Friday, 18 January 4:10AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds along most of the New South Wales Waters. A weak trough and associated southerly wind change is expected to move through the southern waters later today. Another stronger trough is expected to move through the southern half of the Waters Saturday morning, then extend to the Mid North Coast later Saturday, before stalling and weakening on Sunday. East to northeasterly winds are expected throughout by Monday evening as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: Northerly 15 to 25 knots tending northeasterly in the early afternoon then tending northwest to northeasterly in the late evening.
Seas: 1.5 to 2 metres.
Swell: Northeasterly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Point Perpendicular around midday.
Weather: Mostly sunny morning. The chance of a thunderstorm south of Port Kembla during this afternoon and evening.
Forecast for Saturday, 19 January
Winds: Southerly 15 to 25 knots, reaching up to 30 knots during the morning. Winds decreasing to about 10 knots in the late evening.
Seas: 1.5 to 2.5 metres.
Swell: Northeasterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon.Below 0.5 metres, tending southerly 1 to 1.5 metres during the morning.
Weather: Partly cloudy.
Forecast for Sunday, 20 January
Winds: South to southeasterly about 10 knots becoming easterly during the day then increasing to 10 to 15 knots during the afternoon.
Seas: Below 1 metre.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather: Partly cloudy.
Batemans Coast: Ulladulla to Montague Island Forecast
Local Waters Forecast for Batemans Coast: Ulladulla to Montague Island
Issued: Friday, 18 January 4:10AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds along most of the New South Wales Waters. A weak trough and associated southerly wind change is expected to move through the southern waters later today. Another stronger trough is expected to move through the southern half of the Waters Saturday morning, then extend to the Mid North Coast later Saturday, before stalling and weakening on Sunday. East to northeasterly winds are expected throughout by Monday evening as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: Northerly 15 to 20 knots, reaching up to 25 knots offshore during the morning. Winds shifting south to southwesterly 10 to 15 knots in the afternoon then becoming variable about 10 knots in the evening.
Seas: 1 to 2 metres, decreasing below 1.5 metres during the afternoon, then decreasing below 0.5 metres by early evening.
Swell: Northeasterly 1 to 2 metres.
Weather: Partly cloudy. The chance of a thunderstorm during this afternoon and evening, possibly severe.
Forecast for Saturday, 19 January
Winds: Southerly 15 to 25 knots increasing to 25 to 30 knots before dawn then decreasing to 15 to 25 knots in the morning. Winds tend southeasterly 10 to 15 knots in the evening.
Seas: Below 0.5 metres, increasing to 1.5 to 2.5 metres during the morning, then decreasing to 1 to 1.5 metres during the afternoon.
Swell: Northeasterly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning, then decreasing to around 1 metre during the afternoon.Southerly below 1 metre, increasing to 1 to 1.5 metres around midday.
Weather: Partly cloudy.
Forecast for Sunday, 20 January
Winds: Variable below 10 knots becoming east to northeasterly 10 to 15 knots during the day then decreasing to about 10 knots during the evening.
Seas: Below 1 metre.
Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.
Weather: Partly cloudy.
Eden Coast: Montague Island to Gabo Island Forecast
Local Waters Forecast for Eden Coast: Montague Island to Gabo Island
Issued: Friday, 18 January 4:10AM
Weather Situation
A high pressure system over the Tasman Sea is directing moderate to fresh east to northeasterly winds along most of the New South Wales Waters. A weak trough and associated southerly wind change is expected to move through the southern waters later today. Another stronger trough is expected to move through the southern half of the Waters Saturday morning, then extend to the Mid North Coast later Saturday, before stalling and weakening on Sunday. East to northeasterly winds are expected throughout by Monday evening as another high pressure system becomes established in the Tasman Sea.
Forecast for Friday, 18 January
Winds: North to northwesterly 15 to 20 knots becoming variable about 10 knots in the middle of the day then becoming southeast to southwesterly 15 to 20 knots in the early afternoon. Winds reaching up to 25 knots offshore south of Green Cape in the late evening.
Seas: 1 to 2 metres.
Swell: Northeasterly around 1 metre, increasing to 1.5 to 2 metres during the morning.
Weather: Partly cloudy. The chance of a thunderstorm during this afternoon and evening, possibly severe.
Forecast for Saturday, 19 January
Winds: South to southwesterly 20 to 25 knots, reaching up to 30 knots during the morning. Winds tending south to southeasterly below 10 knots during the afternoon and evening.
Seas: Below 1 metre, increasing to 2 to 3 metres during the morning.
Swell: South to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning.Northeasterly 1 to 1.5 metres, decreasing to around 1 metre around midday.
Weather: Partly cloudy.
Forecast for Sunday, 20 January
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Green Cape.
Weather: Mostly sunny.