Severe thunderstorms and heavy rain are heading towards the Illawarra with authorities warning people to use caution.
A severe weather warning was issued at 2.31pm on Thursday, November 9 by the Bureau of Meteorology.
"A moist airmass supported by an upper trough is leading to the development of severe thunderstorms this afternoon and into the evening," the warning states.
"Severe thunderstorms are likely to produce heavy rainfall that may lead to flash flooding."
The State Emergency Service advises that people should:
For emergency help in floods and storms, ring the SES on 132 500.
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