The Weather Service says there is an 80% chance of rain in the province.
The South African Weather Service has warned of the possibility of localised flooding from showers and thundershowers in Gauteng on Sunday.
It says there is an 80% chance of rain in the province.
Temperatures are also expected to take a dip.
Forecaster, Venetia Phakula says the weather service has issued a level 2 yellow warning.
“We have also issued an impact based warning. So we have gone with a yellow warning level 2 for severe thunderstorms with high likelihood of minor impact. We expecting localised flooding, road flooding also localised flooding in low lying areas. There’s also a possibility of hail.”