Severe storms lashing parts of Sydney with risk of large hail and damaging winds

A severe storm warning has been issued across New South Wales due to a combination of heavy rainfall, damaging winds, and a heatwave. A cold front, combined with unstable air, is causing thunderstorms in areas including Sydney, Newcastle, and Tamworth, with reports of large hail and threats to power lines. The storm activity is expected to persist into the evening as temperatures remain high.