Some coastal showers and morning fog again on Tuesday

By Staff Writer
Published: 18 August 2025

This forecast is for: Tue 19 August 2025
The maps cover: Tue 19 Aug – Thu 21 Aug

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From Wednesday it should be partly cloudy conditions are expected over the eastern and southern parts of the country, with isolated showers. Otherwise, fine and cool to warm.

Warnings from the SA Weather Service for Tuesday:

Extremely high fire danger conditions are expected over the Tsantsabane and Frances Baard municipalities of the Northern Cape as well as Tokologo Municipality of the Free State.

Regional forecasts from the SA Weather Service for Tuesday:

GAUTENG
Fine in the south, otherwise partly cloudy and cool but warm in the extreme north.
The expected UVB sunburn index: High

MPUMALANGA
Fine and cool but warm to hot over the Lowveld, becoming partly cloudy in the afternoon.

LIMPOPO
Fine and warm, becoming partly cloudy over the central parts in the afternoon.

NORTH-WEST
Fine, windy and cool to warm.

THE FREE STATE
Fine, windy and cool.

THE NORTHERN CAPE
Cloudy with morning fog patches over the western parts, otherwise fine and cool to warm but cold over the southern parts. The wind along the coast will be light to moderate southerly to south-easterly.

THE WESTERN CAPE
Morning fog patches over the western parts, otherwise cloudy with light rain over the south-western parts, clearing in the afternoon. It will become fine and cold to cool but fine in the north-eastern parts. The wind along the coast will be light to moderate northerly to north-westerly, but westerly to south-westerly along the south coast.
The expected UVB sunburn index: Low

THE WESTERN HALF OF THE EASTERN CAPE
Fog in places in the south in the morning, otherwise fine and cool, becoming partly cloudy with isolated showers along the coast towards evening. The wind along the coast will be moderate to fresh south-westerly reaching strong in places, becoming light westerly in the evening.

THE EASTERN HALF OF THE EASTERN CAPE
Fog in places in the southwest in the morning, otherwise fine and cool, becoming partly cloudy to cloudy with isolated showers and thundershowers in the south and east from the afternoon. The wind along the coast will be light westerly at first, otherwise moderate to fresh south-westerly.

KWAZULU-NATAL
Partly cloudy and warm but cool in the south-west and along the extreme south coast with isolated showers and thundershowers along the coast and the adjacent interior. The wind along the coast will be moderate to fresh northerly to north-easterly, becoming moderate to fresh southerly to south-westerly by the afternoon, spreading to Cape Vidal by the evening.
The expected UVB sunburn index: Low

Travellers forecasts from the SA Weather Service for Tuesday:

PRETORIA
Partly cloudy.
Minimum/Maximum: 9/23°C
The expected UVB Sunburn Index: High

JOHANNESBURG
Partly cloudy.
Minimum/Maximum: 9/23°C

VEREENIGING
Fine.
Minimum/Maximum: 08/24°C

MBOMBELA
Fine, becoming partly cloudy in the afternoon.
Minimum/Maximum: 11/28°C

POLOKWANE
Fine, becoming partly cloudy in the afternoon.
Minimum/Maximum: 06/24°C

MAHIKENG
Fine and windy.
Minimum/Maximum: 11/25°C

VRYBURG
Fine and windy
Minimum/Maximum: 11/26°C

BLOEMFONTEIN
Fine and windy.
Minimum/Maximum: 10/23°C

KIMBERLEY
Fine and windy.
Minimum/Maximum: 11/26°C

UPINGTON
Fine and windy.
Minimum/Maximum: 6/25°C

CAPE TOWN
Cloudy with light rain until the afternoon, where it will become partly cloudy.
Wind: Light and variable, becoming light westerly to north-westerly in the afternoon.
Minimum/Maximum: 12/17°C
The expected UVB Sunburn Index: Low

GEORGE
Fine, becoming partly cloudy from the afternoon.
Wind: Light to moderate westerly to south-westerly.
Minimum/Maximum: 9/20°C

GQEBERHA
Partly cloudy with isolated showers.
Wind: Moderate to fresh south-westerly.
Minimum/Maximum: 13/20°C

EAST LONDON
Cloudy, becoming partly cloudy by the afternoon with isolated showers.
Wind: Light westerly, becoming moderate to fresh south-westerly.
Minimum/Maximum: 16/20°C

DURBAN
Partly cloudy with isolated evening showers and thundershowers.
Wind: Light and variable until the afternoon, otherwise
moderate to fresh southerly to south-westerly.
Minimum/Maximum: 17/25°C
The expected UVB Sunburn Index: Low

RICHARDS BAY
Partly cloudy with isolated evening showers and thundershowers.
Wind: Moderate to fresh northerly to north-easterly, becoming southerly to south-westerly by the evening.
Minimum/Maximum: 17/30°C

PIETERMARITZBURG
Partly cloudy with isolated afternoon showers and thundershowers.
Minimum/Maximum: 12/29°C

This forecast is usually updated a few times per day.

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