New South Wales

Wind and wave forecasts are averages. Wind gusts can be 40 per cent stronger than the forecast, and stronger still in squalls and thunderstorms. Maximum waves can be twice the forecast height.

Sydney Closed Waters

Thursday 19 September

Synoptic Situation: A high pressure system near New Zealand extends a ridge to Bass Straight while a trough lies over New South Wales waters. This trough will dissipate later today while the high remains firm, gradually bringing north to northeasterly winds along the entire New South Wales coast. Winds are forecast to increase on Friday ahead of a cold front, which will bring a southerly change to the southern half of the coast during the weekend.

Thursday 19 September

Winds: East to northeasterly about 10 knots increasing to 10 to 15 knots in the afternoon.
Seas: Below 0.5 metres.
Weather: Partly cloudy. 80% chance of showers. The chance of a thunderstorm during the morning and afternoon.

Friday 20 September

Winds: Northeasterly about 10 knots increasing to 15 to 20 knots in the morning.
Seas: Below 0.5 metres.
Weather: Partly cloudy.

Saturday 21 September

Winds: North to northeasterly 10 to 15 knots tending north to northwesterly below 10 knots during the evening.
Seas: Below 0.5 metres.
Weather: Partly cloudy. 50% chance of showers. The chance of a thunderstorm in the afternoon and evening.

Sunday 22 September

Winds: Northwesterly below 10 knots becoming south to southwesterly during the morning then becoming east to southeasterly during the afternoon.
Seas: Below 0.5 metres.
Weather: Cloudy. 80% chance of showers. The chance of a thunderstorm in the morning and afternoon.