Sudden floods triggered by heavy rains have killed more than 200 people across parts of Pakistan, India-administered Kashmir and Nepal, authorities have said, as scores of people remain missing.

ISLAMABAD (Reuters) -Nearly 200 people were killed in torrential rains in northwest Pakistan over the past 24 hours, with bad weather also bringing down a rescue helicopter, local officials said on Friday.

Although the showers and thunderstorms won't be widespread, some areas could see up to 3 inches of rain in a single hour, according to the National Weather Service.