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

View the current warnings for New South Wales

Forecast issued at 10:00 pm EST on Monday 13 July 2026.

Weather Situation

A building ridge of high pressure is currently over the New South Wales coast in the wake of the recent cold front. Another cold front is forecast to brush the southeast coast later today and into Tuesday morning. From Wednesday a southerly wind change is forecast along the coast, while a coastal trough may develop offshore from central and northeast of New South Wales.

Forecast for Monday until midnight

Winds
Northwesterly about 10 knots.
Seas
Below 0.5 metres.
Weather
Clear.

Tuesday 14 July

Winds
Northwesterly about 10 knots tending westerly 10 to 15 knots in the early afternoon.
Seas
Below 0.5 metres.
Weather
Sunny.

Wednesday 15 July

Winds
Westerly 10 to 15 knots turning southerly 15 to 25 knots in the late morning.
Seas
Below 0.5 metres.
Weather
Partly cloudy. 70% chance of showers.

Thursday 16 July

Winds
Southerly 15 to 20 knots.
Seas
Below 0.5 metres.
Weather
Cloudy. 90% chance of showers.

Friday 17 July

Winds
South to southeasterly 10 to 15 knots.
Seas
Below 0.5 metres.
Weather
Partly cloudy. 90% chance of showers.

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 3:55 am EST Tuesday.

Product IDN11013