Foreigners have already left South Africa ahead of the deadline set by anti-migrant groups.
Zuma-Sambudla is accused of fuelling a wave of protests that hit South Africa after her father's arrest.
At least one person is known to have died as a fire sweeps through a poor neighbourhood of Durban.
Tens of thousands of South Africans head for the Durban July after a two-year break for Covid.
Moeketsi Manake and his family talk about losing everything, including their house, in the Durban floods.
"We're traumatised, we can't even eat," one South African woman says after her house was destroyed.
Volunteers in Durban are searching for trapped locals after the worst floods the coast has seen in decades.
People stand on rooftops awaiting rescue after flooding along Durban's coast kills at least 45.
The new variant threatens to overshadow the holiday season as campaigners fight vaccine fears.
