Truck driver dead after crashing into tree

A truck driver has been killed after his vehicle crashed into a tree and caught alight 65km southwest of Sydney.

The crash took place at Catherine Field, near Camden, with emergency services arriving shortly after 6am.

The driver's body is yet to be formally identified.

On Tuesday night, a NSW woman died when her four-wheel drive crashed into a tree after it left the Great Western Highway at Wentworth Falls during heavy rain.

Her 17-year-old male passenger hospitalised with minor injuries.