Onehunga is another area to avoid as power lines are down on Church St, near Henderson Pl.
Commuters are asked to follow directions of emergency services and expect delays.
Heavy traffic is also building on all of Auckland's major motorways.
On the Southern Motorway, traffic is heavy between Symonds St and Greenlane
again from Highbrook to Takanini southbound, and between Mt Wellington and Greenlane citybound.
On the Northwestern Motorway, traffic is heavy from Newton Rd to Bond St
again from Great North Rd to Lincoln Rd westbound, and there are queue for the Northern link citybound.
On the Southwestern Motorway, traffic is heavy between Massey Rd and Neilson St northbound, and from George Bolt Memorial Dr to Massey Rd again approaching the Southern link.