Issued at 2:00 PM
Rainfall data has been used to predict the likelihood of bacterial contamination at Sydney's ocean beaches.
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More information about this forecast
As a general precaution, swimming at Sydney's oceans beaches should be avoided for up to one day after heavy 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.
Weather – Cloudy. Very high (90%) chance of rain and showers from the late morning. The chance of a thunderstorm from the late morning, possibly severe.
Winds – N 15 to 25 km/h turning W/NW 25 to 40 km/h in the morning then tending SE/SW in the late evening.
Rainfall – 8mm in the previous 24 hours
Expected maximum temperature – 30oC
Ocean temperature – 22oC
Swell – Southerly 1.5 metres, decreasing to 1 to 1.5 metres during the morning.
High tide – 1.27 metres at 15:03
Low tide – 0.73 metres at 09:13
Report pollution 131 555Twitter @BeachwatchNSWWeb environment.nsw.gov.au/beach