Last Updated on 17th January 2023 6:45 PM by AfriWX

THE REGIONAL WEATHER FORECAST

FOR TOMORROW 2023-01-18
ISSUED AT 1600 SAST
BY THE SOUTH AFRICAN WEATHER SERVICE. THIS FORECAST WILL BE UPDATED AT 0500 SAST.

SEVERE WEATHER ALERTS

IMPACT-BASED

A. Extremely high fire danger conditions are expected in the north-western and central parts of the Northern Cape as well as the extreme western parts of the North-West. ADVISORIES A. A heat wave with persistently high temperatures is expected over the north-eastern parts of the Western Cape and northern parts of Eastern Cape but it will persist until Thursday in KwaZulu-Natal.

PROVINCIAL WEATHER OVERVIEW

GAUTENG PROVINCE

Partly cloudy and warm. The expected UVB sunburn Index Very High

MPUMALANGA PROVINCE

Partly cloudy to cloudy and warm, but hot in the lowveld, with isolated showers and thundershowers along the north-eastern escarpment.

LIMPOPO PROVINCE

Partly cloudy to cloudy and warm, but hot in places in the north. Isolated showers and thundershowers are expected.

NORTH-WEST PROVINCE

Partly cloudy and hot, with isolated showers and thundershowers except in the east.

FREE STATE

Partly cloudy and warm to hot, with isolated showers and thundershowers except in the east and north-east.

NORTHERN CAPE

Partly cloudy and warm to hot but cool along the coast. It will be very hot to extremely hot over the north-eastern interior. Isolated showers and thundershowers are expected over the interior in the afternoon. The wind along the coast will be moderate to fresh southerly to south-westerly.

WESTERN CAPE

Fog patches along the coastal areas and adjacent interior in the morning, otherwise partly cloudy and warm to hot but very hot in places over the eastern parts. Isolated to scattered showers and thundershowers can be expected over the east and the eastern parts of the south coast by afternoon. The wind along the coast will be light northerly to north-westerly in the west and south-west becoming moderate westerly to south-westerly by afternoon. It will be light south-easterly along the south coast becoming south-westerly in the afternoon. The expected UVB sunburn Index Extreme

WESTERN HALF OF THE EASTERN CAPE

Fine and warm to hot, becoming partly cloudy in the afternoon with scattered showers and thundershowers. The wind along the coast will be light E to SE, becoming moderate SW in the late afternoon.

EASTERN HALF OF THE EASTERN CAPE

Fine and warm to hot. It will become partly cloudy in places in the afternoon with isolated showers and thundershowers in the evening west of the Kei River. The wind along the coast will be light south westerly becoming moderate north easterly in the afternoon.

KWAZULU-NATAL

Partly cloudy and hot. The wind along the coast will be moderate north-easterly becoming fresh in the north from afternoon. The expected UVB sunburn Index Extreme

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Maximum Temperatures Forecast for South Africa Wednesday 18 January 2023

Minimum Temperatures Forecast for South Africa Wednesday 18 January 2023

Rainfall Outlook for South Africa Wednesday 18 January 2023

UVB Index Outlook for South Africa Wednesday 18 January 2023

Wind Speed Direction and Gusts Map for South Africa Wednesday 18 January 2023

TRAVELLERS WEATHER FORECAST

FOR TOMORROW 2023-01-18
ISSUED AT 1530 SAST
BY THE SOUTH AFRICAN WEATHER SERVICE.

SEVERE WEATHER ALERTS

IMPACT-BASED

WARNINGS

Nil.

FIRE DANGER

WARNINGS

Extremely high fire danger conditions are expected in the north-western and central parts of the Northern Cape as well as the extreme western parts of the North-West.

ADVISORIES A.

A heat wave with persistently high temperatures is expected over the north-eastern parts of the Western Cape and northern parts of Eastern Cape but it will persist until Thursday in KwaZulu-Natal.

WEATHER IN OUR TOP CITIES

PRETORIA

Partly cloudy.

Minimum/Maximum 17/31 The expected UVB Sunburn Index Very High

JOHANNESBURG

Partly cloudy.

Minimum/Maximum 15/29

VEREENIGING

Partly cloudy.

Minimum/Maximum 15/30

MBOMBELA

Cloudy with isolated morning showers and thundershowers.

Minimum/Maximum 19/29