Warm to hot weather has been predicted for most of the country on Wednesday but coastal areas remain cool.
Severe thunderstorms are expected over the escarpment areas of Mpumalanga and Limpopo, as well as the north-eastern parts of KwaZulu-Natal (KZN).
A heat wave with persistently high temperatures is expected in Gauteng, the northern and eastern parts of the North West and parts of the western Bushveld and Lowveld of Limpopo as well as the Lowveld of Mpumalanga, at least until Wednesday.
Gauteng is expected to be fine and hot, becoming partly cloudy with isolated showers and thundershowers.
Fine and warm to hot weather is expected in Mpumalanga, but it will be very hot to extremely hot over the Lowveld. It will become partly cloudy with isolated afternoon showers and thundershowers, which will be scattered over the escarpment.
Limpopo is expected to be fine and hot to very hot, becoming partly cloudy with isolated afternoon showers and thundershowers.
The Northern Cape is expected to be cloudy at first along the coast where it will be cool. Otherwise, it will be fine and warm, but hot in the east. The wind along the coast will be fresh to strong.
It will be partly cloudy and cool along the coastal areas of the Western Cape. Otherwise it will be fine and warm. The wind along the coast will be a strong southerly to south-westerly wind along the west coast, but moderate in the south. Otherwise, it will be a fresh to strong north-westerly wind in the southwest, becoming south-westerly by evening.
The western half of the Eastern Cape will be cloudy at first. Otherwise, it will be partly cloudy and warm, but cool along the coast. The eastern half will experience isolated showers and rain south of the escarpment. Otherwise, it will be partly cloudy and warm but cool along the coast. The wind along the coast will be a light south-westerly breeze, becoming south-easterly by the afternoon.
KwaZulu-Natal will be partly cloudy with morning fog over the interior. Otherwise, it will be warm, but hot to very hot in places in the north. It will become cloudy by the afternoon with isolated showers and thundershowers, which will be scattered in the north. The wind along the coast will be a moderate north-easterly wind in the north. Otherwise, it will be southerly to south-westerly, spreading to the north by the afternoon.