Sydney Harbour

Middle Harbour | Nth Harbour | Port Jackson

Lane Cove River | Parramatta River

Tuesday 20 August 2019

Issued at 7:55 AM

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

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Sydney Water has advised of a sewage overflow in Point Piper on 19 August 2019 which may affect Bellamy Beach. As a precaution, swimming should be avoided at Bellamy Beach 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 – W 25 to 35 km/h.

Rainfall – 0mm in the previous 4 days.

Expected maximum temperature – 20oC

Ocean temperature – 17oC

Swell – Southerly 1 to 1.5 metres.

High tide – 1.41 metres at 11:13

Low tide – 0.57 metres at 17:04



Report pollution 131 555
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