Sydney Harbour

Middle Harbour | Nth Harbour | Port Jackson

Lane Cove River | Parramatta River

Saturday 20 July 2019

Issued at 7:45 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 Point Piper on 12 July 2019 which may affect Bellamys Beach. As a precaution, swimming should be avoided at Bellamys Beach in Rose Bay 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 – Sunny. 

Winds – Light becoming N/NW 15 to 20 km/h in the morning then becoming light in the evening.

Rainfall – 2mm in the previous 4 days.

Expected maximum temperature – 20oC

Ocean temperature – 19oC

Swell – Southerly 1.5 to 2 metres, decreasing to 1 to 1.5 metres during the morning.

High tide – 1.33 metres at 10:33

Low tide – 0.61 metres at 16:03



Report pollution 131 555
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