Sydney Harbour

Middle Harbour | Nth Harbour | Port Jackson

Lane Cove River | Parramatta River

Saturday 7 December 2019

Issued at 7:15 AM

Rainfall data has been used to predict the likelihood of bacterial contamination at swimming sites in Sydney Harbour.

Hover over maps for council updates, the latest weekly star ratings and annual Beach Suitability Grades.



Sydney Water has advised of a sewage overflow in Cremorne Point on 04 December 2019 which may affect Cremorne Point. As a precaution, swimming should be avoided at Cremorne Point due to the possibility of pollution. Contact Sydney Water on 13 20 90 for details.


Pollution is unlikely Pollution is unlikely, enjoy your swim!
Pollution is possible Pollution is possible, take care.
Pollution is likely Pollution is likely, avoid swimming today.
Update Updated information available.

More information about this forecast


As a general precaution, swimming in Sydney Harbour should be avoided for up to three days following rainfall or for as long as stormwater is present.

* Please note water temperature in estuarine areas can be warmer in summer and cooler in winter than the reported ocean temperature.

Beach Conditions

Weather – Partly cloudy. Areas of smoke haze. 

Winds – Light becoming NW/NE 20 to 30 km/h in the middle of the day then tending E/SE 25 to 35 km/h in the late afternoon.

Rainfall – 5mm in the previous 4 days.

Expected maximum temperature – 26oC

Ocean temperature – 21oC

Swell – Southerly 1.5 to 2.5 metres.

High tide – 1.35 metres at 17:45

Low tide – 0.7 metres at 11:49



Report pollution 131 555
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