At least 55 people have been killed in northern Pakistan and India in flash floods and landslides triggered by heavy monsoon rains.

Floods in the Chitral district of Pakistan damaged houses and a mosque killing at least 30.

While another 25 are now known to have died in floods and landslides in India's Uttarakhand and Arunachal Pradesh states.

The National Disaster Management Authority has predicted monsoon rains in the days ahead.

The Pakistan Army announced via Facebook that troops were engaged in a relief and rescue operation in Chitral, providing food, tents and medical aid.