The death toll rose to 24 including two from Nepal in the flood-ravaged Himachal Pradesh.
And, two people have been missing in Shimla due to heavy rainfall.
Several houses swept away in a flash flood in Mori block of Uttarkashi district.
Hundreds of tourists and locals were stranded due to landslides, cutting off several parts of the state.
Traffic movement on Chandigarh-Manali highway and train services between Kalka and Shimla were suspended.
On Sunday, a portion of the footbridge over Sutlej river Chaba area of Shimla collapsed due to rise in water level.
The bridge connected the Chaba area of Shimla to Shakra, Baaladi, Bindla, and Jedvi villages.
Himachal Pradesh Receives First Snowfall of Season
Meanwhile, some parts of Chamba and Lahaul-Spiti districts in Himachal Pradesh received the first snowfall of the season, said India Meteorological Department.
Generally, snowfall does not occur in these areas in August.
A district official said that the Chamba to Pangi road has been blocked due to fresh snowfall.
— India Met. Dept. (@Indiametdept) August 19, 2019
All educational institutions in Solan, Bilaspur, Shimla, and Kullu districts to remain shut due to heavy rains, officials said.
People have been alerted to stay away from streams and rivers.
As the water level in the Beas and Sutlej rivers are extremely high, Gates of the Pandoh and the Nathpa Jhakri dams are being opened.