The helicopter carrying a total of seven people, including the pilot, crashed on the Rishikesh-Gangotri National Highway at around 8:45 am.
Heavy overnight rains damaged the Rishikesh-Gangotri and Rishikesh-Badrinath national highways in Uttarakhand leading to suspension of traffic along the affected stretches for public safety, an official said on Friday.
Heavy rains in Uttarakhand caused a surge in streams that damaged buildings and shops while landslides in the hills blocked national highways and a number of rural motor roads on Thursday.
A series of cloudbursts hit different parts of Uttarakhand early on Saturday killing four people while 10 went missing as rivers breached their banks and washed away bridges, officials said.
Nearly 1,000 pilgrims are stranded in various areas of Garhwal following a series of landslides in Uttarkashi and Chamoli districts.
Two Russian nationals were killed and one was missing while nine of their compatriots were injured when a vehicle in which they were travelling from Gangotri to Uttarkashi plunged into the Bhagirathi river on Tuesday.
Arora slipped off the makeshift bridge and fell into the Mandakini river which was is spate following heavy rains in Rudraprayag district, officials said.
With weather clearing up, relief operations on Sunday gained momentum in Uttarakhand as the government came out with a roadmap for clearing tonnes of debris and extricating bodies in Kedarnath and adjoining areas ravaged by flash floods over a month ago.