Sydney Closed Waters Forecast: Sydney Harbour, Pittwater and Botany Bay

View the current warnings for New South Wales

Forecast issued at 10:03 am EDT on Monday 18 November 2019.

Weather Situation

A high pressure system across the southeastern Australia is drifting east towards the Tasman Sea, promoting northerly winds over Sydney Waters today. Then a trough is forecast to move across southern and central waters on Tuesday, bringing a southerly change to Sydney late Tuesday.

Forecast for Monday until midnight

Winds
North to northeasterly about 10 knots increasing to 15 to 20 knots in the middle of the day.
Seas
Below 0.5 metres.
Weather
Cloud clearing.

Tuesday 19 November

Strong Wind Warning for Tuesday for Sydney Closed Waters

Winds
North to northwesterly below 10 knots tending northeasterly 10 to 15 knots in the late afternoon. A southerly change at 20 to 25 knots moving through in the early evening, possibly reaching 30 knots at times.
Seas
0.5 metres, increasing to below 1 metre in the evening.
Weather
Sunny.

Wednesday 20 November

Winds
Southerly 10 to 15 knots becoming variable about 10 knots during the morning.
Seas
Below 0.5 metres.
Weather
Cloudy.

Thursday 21 November

Winds
North to northeasterly below 10 knots increasing to 15 to 20 knots during the morning.
Seas
Below 0.5 metres.
Weather
Partly cloudy.

Please be awareWind 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.

The next routine forecast will be issued at 4:05 pm EDT Monday.

Product IDN11013