Cold front to bring heavy rain, strong winds and bitter cold. Image: FileA cold front and cut-off low will bring bitter cold, heavy rain, strong winds, rough seas and a risk of localised flooding from Sunday. ADVERTISEMENTModerate to fresh southerly to south-westerly winds will blow along the coast. The UVB sunburn index is expected to be high. Light to moderate westerly to south-westerly winds will strengthen, becoming fresh during the afternoon.