Gauteng residents should brace themselves for a two-day cold front, starting on Tuesday, according to the South African Weather Service (SAWS).
Temperatures are likely to dip to below zero on Wednesday morning, heating up a bit more from Thursday, according to SAWS forecaster Edward Engelbrecht.
A 30% chance of light rain is expected for Tuesday, he said.
Pretoria will experience a maximum of 19 degrees on Tuesday and 17 degrees on Wednesday.
Johannesburg will see below-zero temperatures for Wednesday morning, going up to 14 degrees during the day, Engelbrecht said.
Thursday will still be slightly cold for the province, but temperatures will improve into the high teens, he added.
Snow and heavy rain
SAWS also warned that heavy rain was expected over the Garden Route coastal areas early Tuesday morning.
Disruptive snowfalls are predicted over the high lying grounds of Cape Winelands, central Karoo and Garden Route Districts as well as Karoo Hoogland in the Northern Cape.
High seas with wave heights between 6.0 to 9.0m expected between Cape Columbine and Plettenberg Bay on Tuesday morning, subsiding west of Cape Agulhas from Tuesday afternoon.
Strong winds (50-62km/h) are expected over the Cape Metropole and Overberg areas in the afternoon into Tuesday morning
Weather warnings for today
According to SAWS, extremely high fire danger conditions expected over the North-West province except the north-east, the northern parts of Free State.
- Gale force NW`ly winds of 62-80km/h expected between Table Bay and Cape Agulhas in the morning, becoming SW`ly and spreading to Plettenberg Bay in the evening subsiding on Tuesday morning.
- High seas with wave heights between 6-9.0m expected between Cape Point and Cape Agulhas.
- Localised flooding expected over the Cape Metropole and Overberg areas in the Western Cape towards evening.
- Very cold conditions expected over the Hantam and Karoo Hoogland in the Northern Cape, including the interior of the Western Cape.
Predictions for today:
Fine and cool.
The expected UVB sunburn index: Low
Cloudy and cool with isolated morning rain in the east but warm in the Lowveld.
Morning fog patches expected along the escarpment.
Cloudy and cool with isolated morning rain in the east but warm in the western Bushveld. Morning fog patches expected along the escarpment.
4. North-West Province:
Fine and warm.
5. Free State:
Fine and cool to warm.
6. Northern Cape:
Partly cloudy and cold to cool but very cold over the southern interior where it will become cloudy with evening rain and snowfalls overnight.
The wind along the coast will be strong southerly becoming moderate south-westerly in the afternoon.
7. Western Cape:
Fine in the morning, becoming partly cloudy and cool but cold over the south-western part with rain in the afternoon, spreading to the north, central interior as well as the south-coast in the evening. Snowfalls are expected over the high lying areas overnight.
The wind along the coast will be fresh to strong westerly to north-westerly reaching gale force between Table Bay and Cape Agulhas in the late morning, becoming south-westerly and spreading to Plettenberg Bay in the evening.
The expected UVB sunburn index: Low
8. Western Half Of The Eastern Cape:
Fine and cold, becoming cloudy with showers in the evening and overnight in the south.
The wind along the coast will be light northerly to north-easterly, becoming strong south-westerly in the evening.
9. Eastern Half Of The Eastern Cape:
Fine and cold.
The wind along the coast will be moderate to fresh north-easterly.
Partly cloudy with morning fog patches over the interior and morning rain in the north-east, otherwise cool but cold in places in the interior.
The wind along the coast will be moderate southerly to south-westerly becoming fresh to strong easterly to north-easterly by late morning, reaching near gale in places at times.
The expected UVB sunburn index: High