South africa weather forecast.
South africa weather forecast. Image: Christo Smith Photography

Home » WEATHER: Heavy downpours, hail and damaging winds expected in SA

WEATHER: Heavy downpours, hail and damaging winds expected in SA

Curious about what the skies hold? Discover the latest outlook for all nine provinces across South Africa this Sunday, 20 September 2026.

South africa weather forecast.
South africa weather forecast. Image: Christo Smith Photography

Get daily updates on temperatures, winds and UVB levels, and see what the SA Weather Service predicts for the country.

Here’s the weather outlook for South Africa’s nine provinces.

The South African Weather Service has issued weather updates stating that fine, cool conditions are expected in some provinces this week.

SEVERE WEATHER ALERTS

IMPACT-BASED WARNINGS

. Yellow Level 2 Warning: Severe thunderstorms with heavy downpours, damaging winds, hail, and excessive lightning resulting in localised flooding, damage to infrastructure and settlements are expected over most parts of KwaZulu-Natal, except over the extreme northern parts as well as the north-eastern coastline and adjacent.

FIRE DANGER WARNINGS

NIL

ADVISORIES

NIL

Weather conditions and UVB forecast in South Africa’s provinces

Gauteng

Gauteng can expect partly cloudy and cool to warm.

The expected UVB Sunburn Index is Moderate

Mpumalanga

Mpumalanga, the Place of the Rising Sun, can expect cloudy with isolated showers and rain in the east, otherwise partly cloudy and cool to warm. Morning fog patches can be expected in the extreme south-east.

Limpopo

In Limpopo, cloudy with isolated showers and rain in the east, otherwise partly cloudy and cool to warm.

North West

North West, known as Bokone Bophirima in Setswana, can expect partly cloudy and cool to warm with isolated showers and thundershowers over the western parts.

Free State

In the Free State, cloudy with morning fog patches and a chance of drizzle in the extreme east at first, otherwise partly cloudy and cool to warm with isolated to scattered showers and thundershowers over the western and central parts.

Northern Cape

Partly cloudy, windy and cool to warm with scattered showers and thundershowers in the south, otherwise isolated, except along the coast and adjacent interior. The wind along the coast will be fresh to strong south-easterly, becoming moderate from the afternoon.

Western Cape

Fine in the west, otherwise partly cloudy and warm with isolated thundershowers over the eastern interior from the afternoon. The wind along the coast will be light to moderate east to south-easterly becoming southerly along the south coast from the afternoon.

The expected UVB sunburn index is very high

Eastern Cape

The Western half: Partly cloudy and cool to warm, becoming cloudy over interior with isolated showers and thundershowers, but scattered in the north. The wind along the coast will be light westerly in the morning, becoming light and variable from late morning.

The Eastern half: Partly cloudy and cool, but warm in places in the south-west. It will become cloudy with isolated showers and thunderstorms but scattered in the north. The wind along the coast will be light south-westerly at first, becoming light and variable.

KwaZulu-Natal

Cloudy and cool to warm with scattered showers and thundershowers, but isolated in the north-east. The wind along the coast will be light to moderate northerly to north-easterly becoming fresh in the afternoon, but light southerly to south-westerly in the south.

The expected UVB Sunburn Index is Low

Forecast data provided by the South African Weather Service.