ABC Online | Sydney weather: BoM issues severe thunderstorm warning for NSW ABC Online Heavy rain has hit Sydney during the afternoon peak hour and the Bureau of Meteorology (BoM) has issued a severe thunderstorm warning for other parts of NSW. Key points: Severe thunderstorm warning for Hunter, Illawarra, Central Tablelands and the ... Severe Adelaide thunderstorm causes flash flooding and blackouts across city Adelaide hit by violent storms as Sydney gets its own massive downpour Severe storm lashes Adelaide |