Second major scrub fire within 12 hours blazes near Arthur's Pass

Helicopters are on their way to a scrub fire in a remote region near Arthur's Pass. Photo / File

Helicopters are on their way to a scrub fire in a remote South Island mountainous region near Arthur's Pass.

Emergency services started getting calls about the blaze on Mt Horrible at 2am.

SH73 Springfield to Arthurs Pass. Road closed between Bealey & Cass due to a fire. The next update is at 10am.^SM https://t.co/LUy5F8Kdu6 pic.twitter.com/isoWBSJyk4

— Waka Kotahi NZTA Canterbury & West Coast (@WakaKotahiCWC) January 8, 2017

A Fire Service spokeswoman said crews were not able to reach the fire by road and helicopters were expected to arrive at first light.

At present there is no threat to people or property.

A stretch of road on State Highway 73 had been closed between Cass and Bealey.