Southern Harbours

Botany Bay

Lower Georges River

Port Hacking

Friday 29 May 2020

Issued at 11:50 AM

Rainfall data has been used to predict the likelihood of bacterial contamination at swimming sites in Botany Bay, lower Georges River and Port Hacking.

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For information on beach closures please contact relevant authorities such as local councils


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 Botany Bay, lower Georges River and Port Hacking should be avoided for up to three days following rainfall or for as long as stormwater is present. The most obvious signs of stormwater pollution are water discolouration as well as debris in the water and on the tide line.

* 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. High chance of showers. Showers becoming less likely later this afternoon and evening. 

Winds – SW 15 to 20 km/h tending S in the middle of the day then becoming light in the early afternoon.

Rainfall – 56.5mm in the previous 5 days.

Expected maximum temperature – 19oC

Ocean temperature – 20oC

Swell – East to southeasterly below 1 metre.

High tide – 1.33 metres at 13:39

Low tide – 0.51 metres at 07:30



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