It follows the postponement of the T20 World Cup, scheduled for October-November in Australia, and this month's one-day international series against Zimbabwe.
Isaias, packing maximum sustained winds of 85 miles (140 km) per hour, is located about 40 miles (65 km) south south-west of Wilmington, North Carolina, the Miami-based forecaster added.
After a series of protests and uproar about the treatment of civilians, including the jailing of some, Zimbabwe's President will address the nation.
Wise 4 Africa's Brenda Madumise says she intends to write to President Cyril Ramaphosa to seek clarity as to why the hawks arrested a woman who is facing charges of malicious damage to property.
The facts - at the start and end of your working day.
Guterres said that as of mid-July schools were closed in some 160 countries, affecting more than 1 billion students, while at least 40 million children have missed out on pre-school.
The department said it was unhelpful to continuously blame it as it was dealing with the scourge of the coronavirus for the first time.
The DA said the ban has devastated businesses and workers in the alcohol and cigarette sectors and now needs to be discarded to prioritise livelihoods.