VAAL TRIANGLE - Vaal Triangle residents can keep their raincoats and umbrellas close today. Residents in Gauteng, Mpumalanga and KwaZulu-Natal have been warned of heavy rains expected throughout today. The South African Weather Services say they expect an 80% chance of rain in some parts of these provinces. The rain will be calm from tomorrow with a 30% chance of rain expected in Gauteng. Forecaster William Simang says temperatures will slightly drop and Gauteng will witness cooler conditions. He said these are expected to persist throughout Friday, but things will go back to normal on Saturday.