All road users are urged to avoid non-essential travel in the upper North Island if they can, following red and orange warnings issued by MetService.

These remain in place for Northland, Auckland, Coromandel, and parts of Bay of Plenty and Gisborne.

If you need to travel in affected areas, please check the Waka Kotahi Journey Planner before you leave.

"This page is updated 24/7 by our traffic operations centres, and is the best source of the most recent and reliable information available on state highway closures and disruptions," says a roading agency spokesperson.

"Remember to refresh the page when checking the status of highways to ensure that the latest updates are displayed.

"As the weather event continues to unfold, please expect the unexpected. While our priority is to keep roads open and minimise disruption, we are also focused on the safety of road users and contractors, so roads may close at short notice."

Auckland region:

Heavy rainfall this morning around Auckland has seen severe surface flooding and closures on parts of the state highway network and onramps and offramps also affected. Please continue to drive to the conditions and check our Journey Planner or Twitter feed for updates.

Other State Highway closures as of 7.30am

Northland region:

SH1 Brynderwyn to Waipu

This stretch of road remains closed from the SH12 intersection to Waipu.

Motorists should expect delays with a detour via Waipu / Mangawhai. Slips have now been cleared but the risk of further slips means the road will remain closed for now.

SH1 Dome Valley

This remains open but is still impacted by multiple slips – we continue to monitor closely and road users are asked to drive with care.

SH16 Helensville to Waimauku

Due to flooding, SH16 is closed between Bradly Rd and Hutchinson Rd south of Helensville. Delay your journey or consider alternative route.

Waikato / Coromandel region:

SH 26 Te Aroha to Paeroa

Due to flooding on this section of highway,the road is closed. Motorists are advised to expect delays and take extra care in the area.

SH25A Kopu to Hikuai

The highway remains closed until further notice following a large section of road collapsing over the weekend

The Tapu-Coroglen and 309 roads are also closed. Detour is State Highway 2 via Karangahake Gorge.

The gorge remains open however we are closely monitoring for any signs of flooding. It may close at short notice.

SH37 Waitomo

SH37 remains closed between the roundabout at SH3 and Fullerton Road. Detour available

Please check road and weather conditions before your journey:

Waka Kotahi Journeys

Metservice Weather Warnings

For more information on the Auckland storm event see:

https://www.aucklandcouncil.govt.nz/

https://at.govt.nz/about-us/news-events/service-disruptions/severe-weather-impact-across-the-auckland-area/

https://www.civildefence.govt.nz/