BoM Sydney Marine Weather Forecast


Bureau of Meteorology (BoM) Weather Forecasts

Sydney Closed Waters Forecast
Local Waters Forecast for Sydney Closed Waters
Issued: Wednesday, 26 September 4:05AM
Weather Situation
A high pressure system near Tasmania is extending a ridge into the Tasman Sea, while a low pressure trough lies just off southern and central parts of the New South Wales coast. This trough will weaken tonight and Thursday as the high becomes dominant over the Tasman Sea. Northerly winds will increase on Thursday ahead of the next front, which is forecast to bring a southerly change to Sydney waters late Friday. Behind this, a new high is expected to move across from the west on Sunday.
Forecast for Wednesday, 26 September
Winds: Variable below 10 knots becoming southerly 10 to 15 knots in the late morning then variable about 10 knots in the evening.
Seas: Below 0.5 metres.
Swell:
Weather: Cloudy. 90% chance of showers. The chance of a thunderstorm in the afternoon.
Forecast for Thursday, 27 September
Winds: West to northwesterly about 10 knots tending northeasterly 15 to 20 knots in the middle of the day then tending northerly 10 to 15 knots in the evening.
Seas: Below 0.5 metres.
Swell:
Weather: Mostly sunny.
Forecast for Friday, 28 September
Winds: North to northwesterly 10 to 15 knots tending north to northeasterly during the day then tending north to northwesterly during the evening.
Seas: Below 0.5 metres.
Swell:
Weather: Mostly sunny.
Forecast for Saturday, 29 September
Winds: Southeast to southwesterly 15 to 20 knots tending west to northwesterly 10 to 15 knots during the morning then turning southwesterly 15 to 20 knots during the afternoon.
Seas: Below 0.5 metres.
Swell:
Weather: Cloudy. 70% chance of showers.

Byron Coast: Point Danger to Wooli Forecast
Local Waters Forecast for Byron Coast: Point Danger to Wooli
Issued: Tuesday, 25 September 4:45PM
Weather Situation
A strong high pressure system near Tasmania is extending a ridge along the New South Wales coast, bringing east to southeast winds. Winds will shift east to northeasterly in most areas tonight and Wednesday as the high moves to the Tasman Sea and weakens. Northerly winds are expected to increase on Thursday ahead of the next front, which is forecast to bring a change to the south coast on Friday, before continuing to the north on Saturday.
Forecast for Tuesday, 25 September
Winds: Southeasterly 10 to 15 knots decreasing to about 10 knots in the evening.
Seas: Below 1 metre.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy.
Forecast for Wednesday, 26 September
Winds: Variable about 10 knots becoming northerly 10 to 15 knots in the early afternoon.
Seas: Below 1 metre.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy. 70% chance of showers and the chance of a thunderstorm.
Forecast for Thursday, 27 September
Winds: Variable about 10 knots becoming north to northeasterly 10 to 15 knots in the late afternoon.
Seas: Below 1 metre.
Surf conditions may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy.
Forecast for Friday, 28 September
Winds: Northerly 15 to 25 knots increasing to 20 to 30 knots during the afternoon.
Seas: 1 to 1.5 metres, increasing to 2 to 3 metres during the afternoon.
Swell: Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.
Weather: Partly cloudy.
Coffs Coast: Wooli to Smoky Cape Forecast
Local Waters Forecast for Coffs Coast: Wooli to Smoky Cape
Issued: Tuesday, 25 September 4:45PM
Weather Situation
A strong high pressure system near Tasmania is extending a ridge along the New South Wales coast, bringing east to southeast winds. Winds will shift east to northeasterly in most areas tonight and Wednesday as the high moves to the Tasman Sea and weakens. Northerly winds are expected to increase on Thursday ahead of the next front, which is forecast to bring a change to the south coast on Friday, before continuing to the north on Saturday.
Forecast for Tuesday, 25 September
Winds: East to southeasterly below 10 knots.
Seas: Below 1 metre.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy.
Forecast for Wednesday, 26 September
Winds: Variable about 10 knots becoming north to northwesterly 10 to 15 knots in the evening then becoming variable about 10 knots in the late evening.
Seas: Below 1 metre.
Swell: Southerly 1.5 metres.
Weather: Cloudy. 90% chance of showers and the chance of a thunderstorm.
Forecast for Thursday, 27 September
Winds: Variable about 10 knots becoming north to northeasterly 10 to 15 knots in the early afternoon.
Seas: Around 1 metre.
Surf conditions may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy.
Forecast for Friday, 28 September
Winds: Northerly 15 to 25 knots increasing to 25 to 30 knots during the afternoon.
Seas: 1 to 1.5 metres, increasing to 2 to 3 metres during the morning.
Swell: Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.North to northeasterly around 1 metre.
Weather: Mostly sunny.
Macquarie Coast: Smoky Cape to Seal Rocks Forecast
Local Waters Forecast for Macquarie Coast: Smoky Cape to Seal Rocks
Issued: Tuesday, 25 September 4:45PM
Weather Situation
A strong high pressure system near Tasmania is extending a ridge along the New South Wales coast, bringing east to southeast winds. Winds will shift east to northeasterly in most areas tonight and Wednesday as the high moves to the Tasman Sea and weakens. Northerly winds are expected to increase on Thursday ahead of the next front, which is forecast to bring a change to the south coast on Friday, before continuing to the north on Saturday.
Forecast for Tuesday, 25 September
Winds: East to southeasterly about 10 knots.
Seas: Below 1 metre.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy.
Forecast for Wednesday, 26 September
Winds: East to northeasterly 10 to 15 knots in the early afternoon then tending east to southeasterly in the evening. Winds reaching up to 20 knots south of Port Macquarie in the late evening.
Seas: Around 1 metre.
Swell: Southerly 1.5 metres.
Weather: Partly cloudy. 80% chance of showers and the chance of a thunderstorm.
Forecast for Thursday, 27 September
Winds: Variable about 10 knots becoming northeasterly 10 to 15 knots in the middle of the day then tending northerly 15 to 20 knots in the evening.
Seas: Below 1 metre, increasing to around 1 metre during the afternoon.
Surf conditions may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 2 metres.
Weather: Partly cloudy.
Forecast for Friday, 28 September
Winds: Northerly 15 to 25 knots increasing to 25 to 30 knots during the evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2.5 metres during the morning.
Swell: Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.Northeasterly around 1 metre, tending northerly 1 to 1.5 metres during the afternoon.
Weather: Sunny.
Hunter Coast: Seal Rocks to Broken Bay Forecast
Local Waters Forecast for Hunter Coast: Seal Rocks to Broken Bay
Issued: Tuesday, 25 September 4:45PM
Weather Situation
A strong high pressure system near Tasmania is extending a ridge along the New South Wales coast, bringing east to southeast winds. Winds will shift east to northeasterly in most areas tonight and Wednesday as the high moves to the Tasman Sea and weakens. Northerly winds are expected to increase on Thursday ahead of the next front, which is forecast to bring a change to the south coast on Friday, before continuing to the north on Saturday.
Forecast for Tuesday, 25 September
Winds: Variable about 10 knots.
Seas: Below 1 metre.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy.
Forecast for Wednesday, 26 September
Winds: Northeasterly about 10 knots tending easterly 10 to 15 knots in the middle of the day.
Seas: Below 1 metre.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy. 70% chance of showers and the chance of a thunderstorm.
Forecast for Thursday, 27 September
Winds: North to northeasterly 10 to 15 knots decreasing to about 10 knots in the morning then increasing to 15 to 20 knots in the middle of the day.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Surf conditions may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Partly cloudy.
Forecast for Friday, 28 September
Winds: Northerly 15 to 25 knots increasing to 20 to 30 knots during the evening.
Seas: 1.5 to 2.5 metres.
Swell: Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.Northeasterly 1 to 1.5 metres.
Weather: Sunny.
Sydney Coast: Broken Bay to Port Hacking Forecast
Local Waters Forecast for Sydney Coast: Broken Bay to Port Hacking
Issued: Tuesday, 25 September 4:45PM
Weather Situation
A strong high pressure system near Tasmania is extending a ridge along the New South Wales coast, bringing east to southeast winds. Winds will shift east to northeasterly in most areas tonight and Wednesday as the high moves to the Tasman Sea and weakens. Northerly winds are expected to increase on Thursday ahead of the next front, which is forecast to bring a change to the south coast on Friday, before continuing to the north on Saturday.
Forecast for Tuesday, 25 September
Winds: East to northeasterly about 10 knots.
Seas: Below 1 metre.
Swell: Southerly 1.5 metres.
Weather: Partly cloudy.
Forecast for Wednesday, 26 September
Winds: North to northeasterly 10 to 15 knots turning east to southeasterly in the middle of the day then becoming east to northeasterly about 10 knots in the late afternoon.
Seas: Below 1 metre.
Swell: Southerly 1.5 to 2 metres.
Weather: Cloudy. 70% chance of showers and the chance of a thunderstorm.
Forecast for Thursday, 27 September
Winds: Variable about 10 knots becoming north to northeasterly 15 to 20 knots in the middle of the day.
Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon.
Surf conditions may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Cloud clearing.
Forecast for Friday, 28 September
Winds: Northerly 15 to 25 knots.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon or evening.
Swell: Southerly 1 to 1.5 metres.Northeasterly 1 to 1.5 metres.
Weather: Mostly sunny.
Illawarra Coast: Port Hacking to Ulladulla Forecast
Local Waters Forecast for Illawarra Coast: Port Hacking to Ulladulla
Issued: Tuesday, 25 September 4:45PM
Weather Situation
A strong high pressure system near Tasmania is extending a ridge along the New South Wales coast, bringing east to southeast winds. Winds will shift east to northeasterly in most areas tonight and Wednesday as the high moves to the Tasman Sea and weakens. Northerly winds are expected to increase on Thursday ahead of the next front, which is forecast to bring a change to the south coast on Friday, before continuing to the north on Saturday.
Forecast for Tuesday, 25 September
Winds: East to northeasterly about 10 knots.
Seas: Below 1 metre.
Swell: Southerly 1.5 metres.
Weather: Partly cloudy.
Forecast for Wednesday, 26 September
Winds: Variable about 10 knots, reaching up to 20 knots south of Point Perpendicular during the morning. Winds becoming southeasterly 10 to 15 knots in the morning then becoming variable about 10 knots in the early afternoon.
Seas: Around 1 metre.
Swell: Southerly 1.5 metres.
Weather: Cloudy. 80% chance of showers and the chance of a thunderstorm.
Forecast for Thursday, 27 September
Winds: North to northeasterly about 10 knots increasing to 15 to 20 knots in the morning.
Seas: Below 1 metre, increasing to 1 to 2 metres around midday.
Surf conditions may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Mostly sunny.
Forecast for Friday, 28 September
Winds: Northerly 15 to 25 knots tending northwesterly 20 to 25 knots during the evening.
Seas: 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon or evening.
Swell: Southerly 1 to 1.5 metres.Northeasterly below 1 metre, increasing to 1 to 1.5 metres during the morning.
Weather: Mostly sunny.
Batemans Coast: Ulladulla to Montague Island Forecast
Local Waters Forecast for Batemans Coast: Ulladulla to Montague Island
Issued: Tuesday, 25 September 4:45PM
Weather Situation
A strong high pressure system near Tasmania is extending a ridge along the New South Wales coast, bringing east to southeast winds. Winds will shift east to northeasterly in most areas tonight and Wednesday as the high moves to the Tasman Sea and weakens. Northerly winds are expected to increase on Thursday ahead of the next front, which is forecast to bring a change to the south coast on Friday, before continuing to the north on Saturday.
Forecast for Tuesday, 25 September
Winds: East to northeasterly about 10 knots.
Seas: Below 1 metre.
Swell: Southerly 1.5 metres.
Weather: Partly cloudy. 50% chance of showers later this evening.
Forecast for Wednesday, 26 September
Winds: East to northeasterly about 10 knots tending southeasterly 10 to 15 knots before dawn then becoming variable about 10 knots in the middle of the day. Winds reaching up to 20 knots north of Moruya Heads during the morning.
Seas: Around 1 metre, decreasing below 0.5 metres during the afternoon.
Surf conditions in the evening may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Cloudy. 80% chance of showers and the chance of a thunderstorm, most likely in the morning.
Forecast for Thursday, 27 September
Winds: Northerly about 10 knots increasing to 15 to 25 knots early in the morning.
Seas: Around 1 metre, increasing to 1.5 to 2 metres around midday.
Surf conditions may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Mostly sunny.
Forecast for Friday, 28 September
Winds: Northerly 15 to 25 knots shifting southerly during the day.
Seas: 1 to 2 metres.
Swell: Southerly 1 to 1.5 metres.Northeasterly 1 to 1.5 metres.
Weather: Becoming cloudy.
Eden Coast: Montague Island to Gabo Island Forecast
Local Waters Forecast for Eden Coast: Montague Island to Gabo Island
Issued: Tuesday, 25 September 4:45PM
Weather Situation
A strong high pressure system near Tasmania is extending a ridge along the New South Wales coast, bringing east to southeast winds. Winds will shift east to northeasterly in most areas tonight and Wednesday as the high moves to the Tasman Sea and weakens. Northerly winds are expected to increase on Thursday ahead of the next front, which is forecast to bring a change to the south coast on Friday, before continuing to the north on Saturday.
Forecast for Tuesday, 25 September
Winds: East to southeasterly about 10 knots.
Seas: Below 0.5 metres.
Swell: Southerly 1.5 metres.
Weather: Cloudy. 60% chance of showers later this evening.
Forecast for Wednesday, 26 September
Winds: Southeast to southwesterly 10 to 15 knots becoming variable about 10 knots in the morning then becoming north to northeasterly 10 to 15 knots in the evening. Winds reaching up to 20 knots inshore in the late evening.
Seas: Below 1 metre.
Surf conditions in the evening may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Cloudy. 60% chance of showers and the chance of a thunderstorm, most likely in the morning.
Forecast for Thursday, 27 September
Winds: Northerly 15 to 20 knots.
Seas: 1 to 2 metres.
Surf conditions may be more powerful than they appear and are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Swell: Southerly 1.5 to 2 metres.
Weather: Mostly sunny.
Forecast for Friday, 28 September
Winds: North to northwesterly 15 to 20 knots shifting south to southeasterly during the morning.
Seas: 1 to 2 metres.
Swell: Southerly 1 to 1.5 metres.Northeasterly 1 to 1.5 metres.
Weather: Partly cloudy. 50% chance of showers.