Sudden floods triggered by heavy rains have killed more than 400 people across parts of Pakistan, India-administered Kashmir and Nepal, authorities have said, with scores of people still missing.

At least 34 people died and more than 200 were missing following sudden, heavy rain in Indian Kashmir, officials said on Thursday, the second such disaster in the Himalayas in a little over a week.

At least 46 people were killed and 200 remain missing after sudden flash floods hit Kishtwar in Indian-administered Kashmir,