UPDATED 2:05PM: The New Zealand Transport Agency is advising motorists a section of State Highway 2 in Waihi remains closed until further notice following a crash earlier today.

A motorcyclist was airlifted to hospital with serious injuries after being struck by a car at the intersection of SH2 and Cornwall Street shortly before 12pm.

'Due to a serious crash on this intersection, the road is closed. Expect delays or avoid the area,” says an NZTA spokesperson.

Diversions are currently in place.

Eastbound traffic being diverted onto Waitete Road, then right onto Orchard Road and left back onto SH2.

While westbound traffic is being diverted onto Canon Street, right onto Galbraith Street, right onto Cornwall Street and left back onto SH2.

Diversion for eastbound traffic.

Diversion for westbound traffic.

The NZTA and police both thank motorists for their patience.

EARLIER:

A motorcyclist has been airlifted to hospital with serious injuries after being hit by a car on State Highway 2 in Waihi.

Emergency services are at the scene of a serious crash which occurred near at intersection of Cornwall Street and SH2 shortly before 12p, a police spokesperson says.

'We got a call from a member of the public saying a motorcyclist had been hit by a car near the Palm Motel at about 11.53am.

'The rider was treated to by ambulance who attended the crash and has subsequently been airlifted to hospital.”

The spokesperson says as a result of the crash the southbound lane of SH2 is blocked, with passers-by initially directing traffic around the accident until emergency services arrived at the scene.

'SH2 at the intersection with Cornwall Street is currently closed and fire staff are now diverting traffic down two side streets.”

The section of SH2 will remain closed until further notice.