Cold in the interior on Saturday and a disruptive rainfall warning for KwaZulu-Natal

By Staff Writer
Published: 18 July 2025 [updated 19 July]

This forecast is for: Sat 19 July 2025
The maps cover: Sat 19 Jul – Mon 21 Jul

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Around 30 to 50mm of rainfall is expected along the south coast of KwaZulu-Natal on Saturday leading to localised flooding due to the persistence of rainfall over those areas.

ALSO READ: More snowfall possible for South Africa and Lesotho over the next few days.

Warnings from the SA Weather Service for Saturday:

A. level 2 warning for disruptive rainfall leading to localised flooding of susceptible formal/informal settlements or roads, low-lying areas and bridges and difficult driving conditions on dirt roads along the south coast of KwaZulu-Natal.

Warnings from the SA Weather Service for Sunday:

A. level 1 warning for damaging wind over parts of the Northern Cape, as per the map below.

Regional forecasts from the SA Weather Service for Saturday:

1. GAUTENG
Cloudy in the south at first, otherwise partly cloudy and cool with light rain, clearing in the evening.
The expected UVB sunburn index: High

2. MPUMALANGA
Morning fog along the escarpment, otherwise cloudy and cool to cold with isolated showers, except in the Lowveld where it will be warm.

3. LIMPOPO
Cloudy and cool with drizzle along the escarpment, but warm in the Limpopo Valley. It will be partly cloudy in the south-western Bushveld.

4. NORTH-WEST PROVINCE
Partly cloudy and cool with isolated showers and thundershowers in the south-east.

5. FREE STATE
Partly cloudy and cold to cool with isolated showers and thundershowers in the east but scattered in the extreme east.

6. NORTHERN CAPE
Fine and cool to cold, but warm in the north-west. The wind along the coast will be moderate to fresh easterly to south-easterly.

7. WESTERN CAPE
Morning fog patches over the northern high ground, otherwise fine and cool to cold. The wind along the coast will be light to moderate south-easterly, but easterly to north-easterly along the south coast.
The expected UVB sunburn index: Low

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

9. EASTERN HALF OF THE EASTERN CAPE
Cloudy and cold with isolated showers and rain east of East London, but scattered along Wild Coast, becoming partly cloudy in the afternoon. The wind along the coast will be moderate to fresh north-easterly.

10. KWAZULU-NATAL
Morning fog patches, otherwise cloudy and cold to cool with isolated showers, but scattered showers and rain along the coast and adjacent interior. The wind along the coast will be moderate to fresh easterly to south-easterly becoming light to moderate northerly to north-westerly in the south by the evening.
The expected UVB sunburn index: Low

Travellers forecasts from the SA Weather Service for Saturday:

PRETORIA
Partly cloudy with light rain, clearing in the evening.
Minimum/Maximum: 8/20°C
The expected UVB Sunburn Index: High

JOHANNESBURG
Cloudy at first, otherwise partly cloudy with light rain, clearing in the evening.
Minimum/Maximum: 8/19°C

VEREENIGING
Cloudy at first, otherwise partly cloudy with light rain, clearing in the evening.
Minimum/Maximum: 6/17°C

MBOMBELA
Cloudy with isolated showers.
Minimum/Maximum: 9/21°C

POLOKWANE
Cloudy.
Minimum/Maximum: 6/20°C

MAHIKENG
Partly cloudy.
Minimum/Maximum: 6/20°C

VRYBURG
Partly cloudy.
Minimum/Maximum: 1/22°C

BLOEMFONTEIN
Partly cloudy.
Minimum/Maximum: 3/19°C

KIMBERLEY
Partly cloudy.
Minimum/Maximum: 0/21°C

UPINGTON
Fine.
Minimum/Maximum: 2/25°C

CAPE TOWN
Fine.
Wind: Light and variable, becoming light to moderate south-easterly in the afternoon.
Minimum/Maximum: 9/19°C
The expected UVB Sunburn Index: Low

GEORGE
Fine.
Wind: Light to moderate easterly to north-easterly.
Minimum/Maximum: 5/18°C

GQEBERHA
Fine.
Wind: Light northerly, becoming moderate to fresh north-easterly.
Minimum/Maximum: 10/19°C

EAST LONDON
Cloudy in the morning, otherwise fine.
Wind: Light north-westerly, becoming moderate to fresh north-easterly.
Minimum/Maximum: 13/19°C

DURBAN
Cloudy with scattered showers and rain.
Wind: Moderate to fresh easterly to south-easterly becoming light to moderate northerly to north-westerly by the evening.
Minimum/Maximum: 14/20°C
The expected UVB Sunburn Index: Low

RICHARDS BAY
Cloudy with scattered showers and rain.
Wind: Moderate to fresh easterly to south-easterly.
Minimum/Maximum: 15/20°C

PIETERMARITZBURG
Morning fog patches, otherwise cloudy with scattered showers and rain.
Minimum/Maximum: 8/15°C

This forecast is usually updated a few times per day.

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