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

View the current warnings for New South Wales

Forecast issued at 4:10 am EST on Sunday 18 April 2021.

Weather Situation

A low pressure system and trough offshore of the northern New South Wales coast is moving further east today, while a ridge of high pressure pushes across from the west. This ridge of will persist across the north for most of the week. However, a series of cold fronts are forecast to pass to the south during the week, with a southerly change extending along the New South Wales coast on Wednesday.

Forecast for Sunday until midnight

Winds
West to southwesterly about 10 knots becoming south to southeasterly in the middle of the day then becoming north to northeasterly below 10 knots in the late evening.
Seas
Below 0.5 metres.
Weather
Partly cloudy.

Monday 19 April

Winds
West to northwesterly below 10 knots tending northeasterly 10 to 15 knots in the middle of the day then becoming north to northwesterly about 10 knots in the evening.
Seas
Below 0.5 metres.
Weather
Sunny.

Tuesday 20 April

Winds
Northwesterly 10 to 15 knots decreasing to about 10 knots during the evening.
Seas
Below 0.5 metres.
Weather
Sunny.

Wednesday 21 April

Winds
Westerly 10 to 15 knots shifting east to southeasterly below 10 knots during the day then becoming variable during the evening.
Seas
Below 1 metre.
Weather
Mostly sunny.

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 EST Sunday.

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