WEATHER: Thunderstorms threaten Cape Town on Tuesday as Gauteng braces for showers

Direct Source Verification: This story is aggregated from Eyewitness News (ewn.co.za). Full reporting rights and copyright belong to the primary publisher.
Johannesburg and Cape Town residents can expect warm weather and possible thunderstorms on Tuesday, 22 September, while Pretoria is forecast to enjoy partly sunny skies and a high of 26°C, according to AccuWeather.

Johannesburg and Cape Town residents can expect warm weather and possible thunderstorms on Tuesday, 22 September, while Pretoria is forecast to enjoy partly sunny skies and a high of 26°C, according to AccuWeather.

Cape Town is expected to reach 28°C, with a couple of thunderstorms possible during the afternoon. Johannesburg will see a high of 23°C, with thunderstorms in spots during the afternoon and evening.

Pretoria is forecast to be partly sunny, with temperatures reaching 26°C before conditions turn mainly clear overnight.

Johannesburg is forecast to reach a high of 23°C on Tuesday.

The day is expected to be partly sunny, with thunderstorms possible in spots during the afternoon. The chance of precipitation is 55%, while the probability of thunderstorms is 17%.

Original Source
https://www.ewn.co.za/2026/09/21/weather-thunderstorms-threaten-cape-town-on-tuesday-as-gauteng-braces-for-showers
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