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

View the current warnings for New South Wales

Forecast issued at 4:05 am EDT on Wednesday 1 December 2021.

Weather Situation

A high pressure system south of New Zealand extends a weakening ridge along the southern New South Wales coast. A coastal trough will drift south along the north coast today, with an embedded low pressure system likely to develop offshore of the Mid North Coast this afternoon. This low will then more further offshore tomorrow, but is unlikely to have an impact on the Sydney Waters.

Forecast for Wednesday until midnight

Winds
East to northeasterly about 10 knots.
Seas
Below 0.5 metres.
Weather
Cloudy. 60% chance of showers.

Thursday 2 December

Winds
Variable below 10 knots becoming easterly 10 to 15 knots in the early afternoon then tending northeasterly in the late afternoon.
Seas
Below 0.5 metres.
Weather
Partly cloudy.

Friday 3 December

Winds
North to northeasterly below 10 knots tending east to southeasterly 10 to 15 knots during the day then turning southerly below 10 knots during the afternoon.
Seas
Below 0.5 metres.
Weather
Partly cloudy. The chance of a thunderstorm in the afternoon and evening.

Saturday 4 December

Winds
Southerly about 10 knots increasing to 15 to 25 knots during the morning.
Seas
Below 0.5 metres.
Weather
Cloudy. 80% 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 4:05 pm EDT Wednesday.

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