THURSDAY WEATHER: Thunderstorms, rain, fog and cold overnight

By Staff Writer
Published: 20 May 2026

This forecast is for: Thu 21 May 2026
The maps cover: Thu 21 May – Thu 21 May


Warnings from the SA Weather Service from Thursday:

No impact warnings for now.

Regional forecasts from the SA Weather Service for Thursday:

GAUTENG
Cloudy and cool.

MPUMALANGA
Morning fog patches in places in the south, otherwise cloudy and cool to warm, but partly cloudy in the east at first. Isolated showers and rain are expected in the north-east.

LIMPOPO
Morning fog patches over the northern interior, otherwise fine and cool becoming cloudy in the afternoon with isolated showers and rain expected in the east.

NORTH WEST
Partly cloudy and cool with isolated showers and thundershowers over the west.

THE FREE STATE
Partly cloudy and cold to cool with isolated showers and thundershowers over the south-western parts.

THE NORTHERN CAPE
Cloudy with morning drizzle along the west coast and adjacent interior, otherwise partly cloudy and cool to warm with isolated to scattered showers and thundershowers. It will be cold in the south-west. The wind along the coast will be light to moderate southerly to south-westerly.

THE WESTERN CAPE
Morning drizzle along the west coast and adjacent interior, otherwise cloudy and warm to cool but cold over the south-western parts, with isolated t o scattered showers and thundershowers over the central and eastern parts. The wind along the coast will be moderate to fresh easterly to north-easterly in the south, becoming moderate to fresh south-westerly from the afternoon, otherwise moderate to fresh northerly to north-westerly.

THE WESTERN HALF OF THE EASTERN CAPE
Cloudy and cool with isolated showers and thundershowers but scattered in the extreme west. The wind along the coast will be light to moderate north-easterly, becoming light and variable by late afternoon.

THE EASTERN HALF OF THE EASTERN CAPE
Partly cloudy and cool to warm, but cold in places in the north. The wind along the coast will be moderate to fresh north-easterly.

KWAZULU-NATAL
Morning fog over the interior; otherwise, partly cloudy cool to warm with isolated showers and rain the north-east. The wind along the coast will be light south-westerly, becoming moderate easterly to north-easterly in the south from the afternoon, spreading northwards.

Travellers forecasts from the SA Weather Service for Thursday:

PRETORIA
Cloudy.
Minimum/Maximum: 07/20°C

JOHANNESBURG
Cloudy.
Minimum/Maximum: 04/19°C

VEREENIGING
Cloudy.
Minimum/Maximum: 03/18°C

MBOMBELA
Partly cloudy.
Minimum/Maximum: 10/21°C

POLOKWANE
Cloudy.
Minimum/Maximum: 08/20°C

MAHIKENG
Party cloudy.
Minimum/Maximum: 09/21°C

VRYBURG
Party cloudy with isolated showers and thundershowers.
Minimum/Maximum: 07/22°C

BLOEMFONTEIN
Party cloudy.
Minimum/Maximum: 06/21°C

KIMBERLEY
Party cloudy and windy with isolated showers and thundershowers.
Minimum/Maximum: 10/22°C

UPINGTON
Party cloudy and windy becoming cloudy with scattered showers and thundershowers.
Minimum/Maximum: 14/26°C

CAPE TOWN
Morning foggy conditions, otherwise cloudy.
Wind: Moderate to fresh northerly to north-westerly.
Minimum/Maximum: 16/19°C

GEORGE
Partly cloudy with isolated showers and thundershowers in the afternoon.
Wind: Moderate to fresh easterly to north-easterly, becoming fresh south-westerly from the afternoon.
Minimum/Maximum: 15/23°C

GQEBERHA
Partly cloudy with isolated showers and thundershowers in the afternoon.
Wind: Light to moderate north-easterly.
Minimum/Maximum: 17/22°C

EAST LONDON
Fine becoming partly cloudy.
Wind: Moderate to fresh north-easterly.
Minimum/Maximum: 17/25°C

DURBAN
Partly cloudy.
Wind: Light south-westerly, becoming moderate easterly to north-easterly towards midday.
Minimum/Maximum: 17/25°C

RICHARDS BAY
Cloudy with morning rain, becoming partly cloudy.
Wind: Light south-westerly, becoming moderate easterly to north-easterly.
Minimum/Maximum: 15/26°C

PIETERMARITZBURG
Cloudy with morning fog becoming partly cloudy towards afternoon.
Minimum/Maximum: 09/23°C

This forecast is usually updated a few times per day.



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