Severe thunderstorms with heavy rain are forecast to affect parts of Gauteng starting Friday afternoon. The South African Weather Service has issued a yellow level two warning, prompting emergency services in Johannesburg and Tshwane to urge caution among residents and motorists. Flash floods are possible in low-lying areas and near rivers.
The South African Weather Service issued a yellow level two warning for severe thunderstorms expected to hit parts of Gauteng from Friday afternoon, November 7, 2025, until early Saturday morning. In Johannesburg, the Emergency Management Services (EMS) is on high alert, monitoring all seven regions of the city for potential emergencies, including water-related incidents, with specialized units ready to respond.
Johannesburg EMS spokesperson Robert Mulaudzi emphasized the need for vigilance: “The City of Johannesburg Emergency management Services remain on high alert, monitoring all seven regions of the City for any emergincies which might occur together with specialised units that responds to water related emergencies.” He urged motorists, residents, and church groups to avoid flooded roads and river streams, as heavy rain could lead to flash floods in low-lying areas and places near rivers and streams.
The warning highlights risks such as flash floods, particularly for drivers, who are advised to maintain safe following distances and avoid crossing flooded roads or bridges. A post from City of Joburg EMS on social media reinforced this: “@SAWeatherServic issued a warning for Severe Thunderstorms in @CityofJoburgZA this Friday which might cause flash floods in low lying areas motorists are urged to exercise caution while driving extend safe following distance avoid crossing flooded roads/bridges.”
Similarly, the City of Tshwane Emergency Services received the same warning and called on communities to stay alert. Their statement noted: “The City of Tshwane Emergency Services has received a warning through South African Weather Service to warn communities to be cautious following a Yellow Level 2 severe thunderstorms on Friday, 7 November 2025. Severe thunderstorms are expected to start in the afternoon around 12:00 until 02:59AM with 60% of rain occurring.”
Both cities' emergency teams are prepared to manage any disruptions from the weather event, which could bring significant rainfall and associated hazards.