Friday, Sept 07 — Powerful lightning strikes, flash flooding and damaging hail have caused traffic chaos across parts of Sydney today.
A severe weather warning is in place for Sydney and Illawarra, with many other areas copping a hammering.
Town Hall station is flooded as heavy rain pours in through the roof.
— Allison Hore (@AllisonM_H) September 7, 2018
Residents have also captured large hail accumulations that resemble snow.
— Carolina Rosas (@angelwins1970) September 7, 2018
And severe lightning strikes, recorded at a rate of 1000 per hour, have resulted in the closure of Sydney airport.
— Oliver Malpass (@OliverMalpass) September 7, 2018
The thunderstorms are the result of a cold front and trough moving off the coast, quite slowly, according to Weatherzone meteorologist Craig McIntosh.
That means the storms, though scattered, are likely to stick around well into the evening.