Strong thunderstorms and flood threat expected in South Africa this weekend due to cold and humid weather
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Strong thunderstorms and flood threat expected in South Africa this weekend due to cold and humid weather

The South African Weather Service has warned of possible severe thunderstorms and destructive rains in various parts of the country over the coming weekend. Affected areas may experience heavy downpours, hail, gusty winds, and localized flooding.

Residents of several provinces in South Africa will face humid and unstable weekend conditions as strong thunderstorms, heavy rains, and the risk of localized flooding are forecast across different regions.

The South African Weather Service has issued Yellow Level 2 warnings for Saturday, as a significant rain and thunderstorm front is forming over parts of the Northern Cape, Western Cape, and Eastern Cape.

The probability of precipitation in some southern areas reaches 80%, while scattered rain and thunderstorms are expected in a wider part of the inland areas with a 60% chance of precipitation.

Severe thunderstorms threaten the Northern and Western Cape

Yellow Level 2 warnings for severe thunderstorms are in effect in the eastern territories of the central and eastern parts of the Northern Cape, as well as in the Beaufort West municipality of the Western Cape. Heavy downpours, hail, excessive lightning, and strong gusty winds are possible. The service warns that thunderstorms could lead to localized flooding of settlements, roads, and bridges, as well as damage to infrastructure.

The Eastern Northern Cape will be cloudy, windy, and cool to warm on Saturday, with scattered rain and thunderstorms. Rain will become widespread in the southeastern sections, where the probability reaches 80%. In other parts of the Northern Cape, the chance of rain and thunderstorms is 60%, and in some western areas, it is 30%.

Eastern Cape faces risk of heavy rain and flooding

Western areas of the Eastern Cape are also under a Yellow Level 2 warning for destructive rains, with heavy downpours expected that can cause localized flooding of settlements, roads, and bridges. This warning is particularly important as destructive rains are forecast until Sunday.

On Saturday, the western half of the province is expected to have widespread rain, while the north will see rain and thunderstorms. The probability of precipitation in some places reaches 80%. The eastern half of the province will start with clear or partly cloudy and cool weather before cloudiness begins to build from the west, bringing scattered rain and thunderstorms.

Thunderstorms possible in Free State and North West Cape

The Free State is expected to have partial cloudiness and coolness, after which the sky will become overcast during the day. Isolated or scattered rain and thunderstorms are forecast, except in the eastern areas, where the probability of precipitation will range from 30% to 60%. The North West Cape will also be partially cloudy and cool, becoming overcast later in the day. Isolated rain and thunderstorms are expected in the western part with a 30% chance of precipitation.

Gauteng will avoid the worst weather on Saturday: clear conditions are expected in the morning, followed by partly cloudy skies. Temperatures will remain cool. In Mpumalanga, fog is expected in the south in the morning, after which the weather will be predominantly clear and cool, although it will be warmer in Lowveld. Limpopo will be clear and cool to warm.

Thunderstorms possible in KwaZulu-Natal

KwaZulu-Natal will begin with morning fog in the inland areas, after which clear and warm weather will prevail. Cloud cover will increase during the day, and isolated rain and thunderstorms will develop outside the northwestern areas. The overall probability of precipitation is about 30%, with an expected increase in coastal winds in some places.

Humid weather continues into Sunday

Unstable weather will persist on Sunday, October 4th, with rain and thunderstorms spreading across most of the country. The Eastern Cape remains one of the wettest regions, with a 60% chance of precipitation over large areas of the province. Strong coastal winds, reaching about 45 km/h in some places, are also forecast.

A 60% chance of rain and thunderstorms is also expected in the Free State and parts of the Northern Cape, while a 30% chance applies to parts of Gauteng, Mpumalanga, KwaZulu-Natal, and western inland areas. Temperatures will drop noticeably in many central and eastern inland areas, while warmer weather will persist in some parts of the Western Cape and along sections of the KwaZulu-Natal coast.

Given that thunderstorms, heavy rains, and flood risks will affect several provinces, drivers and residents in warning zones should remain vigilant regarding rapidly changing conditions, especially near low-lying roads, bridges, and flood-prone settlements.

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Weather forecast for South Africa: thunderstorms and rain expected in several provinces on Tuesday
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Weather forecast for South Africa: thunderstorms and rain expected in several provinces on Tuesday

The South African Weather Service forecasts localized thunderstorms in several provinces of South Africa for Tuesday. Residents of the country should expect a combination of warm weather, morning fog, and afternoon thunderstorms, with possible precipitation over large areas of the country.

The South African Weather Service community specified that no severe weather warnings, fire danger warnings, or any other notifications were issued for Tuesday, September 22nd.

Afternoon thunderstorms across South Africa

Gauteng is expected to have variable cloudiness and temperatures ranging from cool to warm, with isolated showers and thunderstorms developing in the afternoon. The Ultraviolet Radiation (UVB) index will be high.

Similar conditions are forecasted for the North West province, where isolated afternoon showers and thunderstorms are expected. In Free State, the day will begin with patches of fog in the east and along the Lesotho border, after which the weather will become variable cloudiness and cool to warm. Isolated afternoon showers and thunderstorms are also predicted.

In the Mpumalanga province, it will be partly cloudy in the morning, with fog expected over parts of Highveld. The weather will transition to variable cloudiness and become cool, with isolated showers and thunderstorms. Louwveld is expected to have warmer weather.

In Limpopo, there may be cloudiness, drizzle, and fog along the escarpment in the morning. Later in the day, isolated showers and thunderstorms are forecast in the central and southeastern parts of the province.

Thunderstorms possible

The Northern Cape will experience morning fog in the south, followed by variable cloudiness and cool to warm weather. Isolated afternoon showers and thunderstorms are expected in most areas, except for the northwest.

The Western Cape will be cloudy with morning fog along the southern coast before the weather becomes variable cloudiness and warm to hot. Isolated afternoon showers and thunderstorms are expected in some parts of the province, excluding the far southwest. The UVB index will be very high.

Eastern Cape expects afternoon rain

Both halves of the Eastern Cape have a chance of afternoon showers and thunderstorms. The western half will be variable cloudiness and warm after morning fog south of the escarpment, with scattered thunderstorms expected in the western areas from noon.

The eastern half will also face morning fog south of the escarpment, followed by variable cloudiness and cool to warm weather, as well as isolated afternoon showers and thunderstorms.

KwaZulu-Natal to see isolated storms

KwaZulu-Natal will start Tuesday with morning fog over inland areas, then the weather will become variable cloudiness and cool to warm. Isolated afternoon showers and thunderstorms are expected, while sea winds during the day will change from southerly to southwesterly, then easterly and northeasterly. The UVB index will be high.

Despite the forecast of thunderstorms over a wide area of the country, the weather service has not issued any severe weather warnings for Tuesday.

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