‘Severe, intense conditions’: Christmas weather could be stormy in Brisbane, Sydney, Melbourne and Canberra

NSW SES warns heavy rain may cause flash flooding with storms forecast across three states from Christmas Eve to Boxing Day

Residents of Australia's eastern states have been warned to prepare for severe storms forecast over the Christmas weekend.

Thunderstorms are expected between Christmas Eve and Boxing Day across a broad region, including much of New South Wales and south-east Queensland and spreading down into Victoria.