The South African Weather Service has issued an alert about the possibility of heavy rainfall‚ hail and damaging winds in Gauteng on Thursday afternoon‚ a day after the province was beset with flash floods. While it is not yet a warning‚ the service said the chances of thunder showers were high and people should take extra caution.The rainfall in the eastern parts of Gauteng‚ where OR Tambo International Airport is located‚ was recorded at 89.6mm after Wednesday’s downpour.How to survive being caught up in a flash floodFlash floods can be deadly. Saving your life can be as simple as turning your car around – if possible - when you see water on the road. “We have sent out an alert‚ but not yet a warning. It means there is a possibility and the conditions are favourable for it to develop again‚” said forecaster Wayne Venter.He said rainfall was expected towards the afternoon and evening‚ with chances of rain at 60%.“The rainfall could result in the flash floods that took place yesterday‚ we have a possibility of severe storms and localised flooding.” said Venter. The service also warned people in low-lying areas to be extra careful and avoid low-lying bridges.“If you are on the road and rainfall is heavy‚ turn around and go to a safe place until it has subsided.” said Venter.– TMG Digital/The Times..