Some rain on Friday and warnings for wind and waves

By Staff Writer
Published: 21 August 2025

This forecast is for: Fri 22 August 2025
The maps cover: Fri 22 Aug – Sun 24 Aug

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A dominant high-pressure system will result in fine and warm to hot conditions over the north-eastern provinces until at least Tuesday next week, but it will be cool to cold in the rest of the country with possible snowfall this weekend.

SEE ALSO: More snowfall possible for the Western Cape peaks this weekend.

Warnings from the SA Weather Service for Friday:

A. level 2 warning for damaging waves leading to possible localised damage to coastal infrastructure is expected between Lambert's Bay and Plettenberg Bay, spreading to Alexander Bay by Saturday evening and persisting on Sunday.

B. level 1 warning for damaging interior wind over parts of KwaZUlu-Natal and the Free State as per the map above.

Extremely high fire danger conditions are expected over the extreme north-eastern parts of the Northern Cape, in places in the North West, north-eastern and central parts of the Free State, the north-eastern part of the Eastern Cape, northern parts of KwaZulu-Natal in places in Limpopo, as well as in places in Mpumalanga.

Regional forecasts from the SA Weather Service for Friday:

GAUTENG
Fine and warm.
The expected UVB sunburn index: High

MPUMALANGA
Fine and warm.

LIMPOPO
Fine and warm but hot in places.

NORTH-WEST
Fine, windy and warm.

THE FREE STATE
Fine, windy and cool to warm.

THE NORTHERN CAPE
Windy and partly cloudy with morning fog in the south, otherwise fine and cool to warm. The wind along the coast will be light to moderate northerly to north-easterly, becoming moderate south-westerly from the afternoon.

THE WESTERN CAPE
Partly cloudy and cool to cold, with isolated showers and rain over the western and south-western parts. The wind along the coast will be fresh to strong westerly to north-westerly, reaching gale along the south-west coast in the evening.
The expected UVB sunburn index: Very High

THE WESTERN HALF OF THE EASTERN CAPE
Morning fog patches in places in the south, otherwise partly cloudy, windy and cool. The wind along the coast will be fresh to strong south-westerly.

THE EASTERN HALF OF THE EASTERN CAPE
Morning fog patches in places south of the escarpment, otherwise fine and cool but partly cloudy along the coast. The wind along the coast will be light north-westerly, becoming moderate to fresh south-westerly towards midday.

KWAZULU-NATAL
Cloudy with morning fog patches over the interior, otherwise fine and cool to warm becoming partly cloudy by the afternoon along the coast and adjacent interior with isolated showers and rain except the extreme north coast. The wind along the coast will be light north-westerly becoming light to moderate north-easterly by the later morning.
The expected UVB sunburn index: Very High

Travellers forecasts from the SA Weather Service for Friday:

PRETORIA
Fine.
Minimum/Maximum: 11/29°C
The expected UVB Sunburn Index: High

JOHANNESBURG
Fine.
Minimum/Maximum: 11/28°C

VEREENIGING
Fine.
Minimum/Maximum: 06/27°C

MBOMBELA
Fine.
Minimum/Maximum: 11/30°C

POLOKWANE
Fine.
Minimum/Maximum: 08/29°C

MAHIKENG
Fine and windy.
Minimum/Maximum: 05/29°C

VRYBURG
Fine and windy.
Minimum/Maximum: 04/29°C

BLOEMFONTEIN
Fine.
Minimum/Maximum: 02/23°C

KIMBERLEY
Fine.
Minimum/Maximum: 01/24°C

UPINGTON
Fine.
Minimum/Maximum: 05/23°C

CAPE TOWN
Partly cloudy with isolated showers and rain.
Wind: Fresh to strong westerly to north-westerly.
Minimum/Maximum: 14/16°C
The expected UVB Sunburn Index: Very High

GEORGE
Partly cloudy.
Wind: Fresh to strong westerly to north-westerly.
Minimum/Maximum: 10/19°C

GQEBERHA
Partly cloudy.
Wind: Light north-westerly at first, otherwise fresh to strong south-westerly.
Minimum/Maximum: 12/20°C

EAST LONDON
Partly cloudy.
Wind: Light north-westerly, becoming moderate to fresh south-westerly towards midday.
Minimum/Maximum: 12/22°C

DURBAN
Fine, becoming partly cloudy in the afternoon with isolated showers and rain.
Wind: Light north-westerly becoming light to moderate north-easterly by the late morning.
Minimum/Maximum: 18/22°C
The expected UVB Sunburn Index: Very High

RICHARDS BAY
Partly cloudy with isolated showers and thundershowers.
Wind: Light north-westerly becoming light to moderate north-easterly by the late morning.
Minimum/Maximum: 14/26°C

PIETERMARITZBURG
Morning fog patches, otherwise fine becoming partly cloudy in the evening.
Minimum/Maximum: 09/25°C

This forecast is usually updated a few times per day.

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