According to IAF officials the narrow valley between Kedarnath and Guptkashi is the worst affected by the floods.
Lt Gen Anil Chat interacting with the stranded pilgrims.
The India Air Force has resumed rescue operations in Uttarakhand on Thursday.
The Supreme Court has directed the Centre and Uttarakhand government to make an all-out effort to rescue people stranded in the state due to flash floods.
People wait at the helipad as army continues rescue operations.
Over 1000 Indo-Tibetan Border Police (ITBP) personnels are engaged in rescue work.
ITBP chief Ajay Chadha, while speaking to CNN-IBN, said that it cannot be ruled out that many people could have been washed away in the floods.
Army personnel interacting with the stranded pilgrims during the rescue operation.
Army medical emergency helpline numbers: 18001805558, 18004190282, 8009833388
The Prime Minister has issued an appeal asking "citizens of India to stand with the distressed fellow countrymen" in Uttarakhand.
The monsoon that hit North India early is continuing to wreak havoc in Uttarakhand, killing more than 150 people and leaving over 60,000 tourists and pilgrims stranded.
ITBP DG Ajay Chaddha has said that Kedarnath has been totally cut-off due to floods and landslides and can only be reached by air.
The Uttarakhand Met department has predicted more rainfall from June 23 and says bad weather and cloudy sky is likely to affect rescue operations.