BoM Sydney Harbour Marine Weather Forecast

Winds: Northeast to southeasterly 10 to 15 knots tending northwest to southwesterly in the late evening.

Seas: Below 1 metre.

Swell: Northeasterly below 1 metre.

Winds: West to southwesterly 10 to 15 knots becoming variable about 10 knots in the middle of the day then becoming northeast to southeasterly 10 to 15 knots in the late afternoon. Winds reaching up to 20 knots offshore south of Moruya Heads in the evening.

Seas: Below 1 metre.

Swell: Southerly around 1 metre, increasing to 1.5 to 2.5 metres by early evening.

Winds: South to southeasterly 15 to 20 knots becoming variable about 10 knots in the morning then becoming north to northeasterly 15 to 25 knots in the early afternoon.

Seas: Around 1 metre, increasing to 1 to 1.5 metres by early evening.

Swell: Southerly 1.5 to 2.5 metres, decreasing to 1.5 metres later in the evening.

Winds: Northerly 15 to 25 knots decreasing to 10 to 15 knots during the afternoon.

Seas: 1 to 2 metres, decreasing to 1 metre during the afternoon or evening.

Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the afternoon.

Winds: Northerly 10 to 15 knots, reaching up to 20 knots south of Cape Byron during the afternoon and evening.

Seas: Below 1 metre, increasing to 1 to 1.5 metres south of Cape Byron by early evening.

Swell: East to southeasterly around 1 metre.

Winds: North to northwesterly 10 to 15 knots, reaching up to 20 knots offshore south of Cape Byron early in the morning. Winds decreasing to about 10 knots in the early afternoon.

Seas: 1 to 1.5 metres, decreasing below 1 metre around midday.

Swell: East to northeasterly below 1 metre.

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 Yamba by early evening.

Winds: Variable below 10 knots becoming northeasterly 10 to 15 knots during the afternoon.

Seas: Below 1 metre.

Swell: Southerly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Cape Byron.

Winds: Northerly 15 to 20 knots.

Seas: 1 to 1.5 metres.

Swell: Southeasterly below 1 metre.

Winds: North to northwesterly 10 to 15 knots, reaching up to 20 knots offshore early in the morning. Winds becoming variable below 10 knots in the late evening.

Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.

Swell: Northeast to southeasterly below 1 metre.

Winds: Variable about 10 knots becoming southeasterly 10 to 15 knots in the morning then turning east to northeasterly below 10 knots in the evening.

Seas: Below 1 metre.

Swell: Southerly around 1 metre, increasing to 1 to 1.5 metres by early evening.

Winds: Variable about 10 knots becoming north to northeasterly 15 to 20 knots during the day.

Seas: Below 0.5 metres, increasing to around 1 metre during the afternoon.

Swell: Southerly 1 to 1.5 metres inshore, increasing to 1.5 to 2 metres offshore.

Winds: Southeast to southwesterly 10 to 15 knots, reaching up to 20 knots offshore south of Green Cape during the afternoon and evening. Winds tending west to southwesterly in the evening.

Seas: 1 to 1.5 metres, decreasing to 1 metre later in the evening.

Swell: South to southwesterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore by early evening.

Winds: Northwest to southwesterly 15 to 20 knots becoming southwesterly 15 to 25 knots in the middle of the day. Winds reaching up to 30 knots during the afternoon and evening.

Seas: Below 1 metre, increasing to 1 to 2 metres around midday, then increasing to 2 to 3 metres during the afternoon.

Swell: South to southwesterly 1 to 1.5 metres, increasing to 2 to 3 metres around midday.

Winds: South to southwesterly 15 to 25 knots becoming variable about 10 knots in the morning then becoming north to northeasterly 15 to 25 knots in the early afternoon.

Seas: 1 to 2 metres, decreasing below 1 metre during the morning, then increasing to 1 to 1.5 metres by early evening.

Swell: Southerly 1.5 to 2.5 metres, decreasing to 1.5 metres later in the evening.

Winds: North to northwesterly 15 to 25 knots tending southeast to southwesterly 10 to 15 knots during the day then tending east to southeasterly during the afternoon.

Seas: 1 to 2 metres, decreasing to 1 metre during the afternoon.

Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the evening. North to northeasterly below 1 metre inshore, increasing to 1 to 1.5 metres offshore during the morning.

Winds: Northwesterly 10 to 15 knots, reaching up to 25 knots south of Port Stephens in the late afternoon.

Seas: Below 1 metre, increasing to 1 to 2 metres south of Port Stephens.

Swell: Northeasterly below 1 metre.

Winds: West to northwesterly 10 to 15 knots, reaching up to 20 knots offshore south of Port Stephens early in the morning. Winds becoming variable below 10 knots in the early afternoon then becoming south to southeasterly 10 to 15 knots in the late afternoon.

Seas: 1 to 1.5 metres, decreasing to 1 metre during the morning.

Swell: Southerly below 1 metre.

Winds: East to southeasterly 10 to 15 knots turning northeasterly in the afternoon.

Seas: Below 1 metre.

Swell: Southerly around 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres around midday.

Winds: North to northeasterly 15 to 20 knots.

Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore north of Norah Head during the evening.

Swell: Southerly 1 to 2 metres, decreasing to 1 to 1.5 metres during the morning.

Winds: North to northeasterly 10 to 15 knots tending northwest to southwesterly in the late evening.

Seas: Below 1 metre.

Swell: Northeasterly below 1 metre.

Winds: Westerly 10 to 15 knots, reaching up to 20 knots offshore north of Point Perpendicular during the morning. Winds shifting east to southeasterly in the early afternoon.

Seas: 1 to 1.5 metres, decreasing below 1 metre during the afternoon.

Swell: Southerly around 1 metre, increasing to 1.5 to 2 metres south of Point Perpendicular later in the evening.

Winds: Variable about 10 knots becoming northeasterly 15 to 20 knots in the early afternoon then tending northerly in the late evening.

Seas: Around 1 metre, increasing to 1 to 1.5 metres south of Port Kembla by early evening.

Swell: Southerly 1.5 to 2.5 metres, decreasing to 1.5 metres later in the evening.

Winds: Northerly 15 to 20 knots.

Seas: 1 to 1.5 metres.

Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.

Winds: Northerly 15 to 20 knots.

Seas: 1 to 1.5 metres, decreasing to 1 metre by early evening.

Swell: Northeast to southeasterly around 1 metre.

Winds: Northwesterly 10 to 15 knots, reaching up to 20 knots offshore north of Port Macquarie early in the morning. Winds becoming variable about 10 knots in the early afternoon.

Seas: Around 1 metre.

Swell: North to northeasterly below 1 metre.

Winds: South to southeasterly 10 to 15 knots turning east to northeasterly in the late morning and afternoon.

Seas: Below 1 metre.

Swell: Southerly below 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 1.5 to 2 metres during the afternoon.

Winds: Northeasterly 10 to 15 knots turning northerly 15 to 20 knots during the morning.

Seas: Below 1 metre, increasing to 1 to 1.5 metres during the afternoon or evening.

Swell: Southerly 1.5 to 2 metres, decreasing to 1.5 metres during the afternoon.

Winds: Northerly 10 to 15 knots, reaching up to 20 knots offshore during the afternoon and evening. Winds turning west to northwesterly in the evening.

Seas: Below 1 metre, increasing to 1 to 1.5 metres offshore.

Swell: Northeasterly below 1 metre.

Winds: Westerly 10 to 15 knots, reaching up to 20 knots offshore early in the morning. Winds becoming variable about 10 knots in the middle of the day then becoming southeasterly 10 to 15 knots in the late afternoon.

Seas: 1 to 1.5 metres, decreasing below 1 metre during the morning.

Swell: Southerly below 1 metre.

Winds: Northeast to southeasterly 10 to 15 knots tending northeasterly in the late afternoon.

Seas: Around 1 metre.

Swell: Southerly around 1 metre, increasing to 1.5 to 2 metres during the morning, then decreasing to 1.5 metres during the afternoon.

Winds: North to northeasterly 15 to 20 knots.

Seas: Around 1 metre, increasing to 1 to 1.5 metres offshore during the evening.

Swell: Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning.