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A surf lifesaver supervises swimmers at Sydney's Bondi Beach on February 11, 2017. Much of Australia is experiencing a heatwave with the New South Wales weather bureau is predicting that February 11 could become the hottest February day on record for the state.
A surf lifesaver supervises swimmers at Sydney's Bondi Beach on February 11, 2017. Much of Australia is experiencing a heatwave with the New South Wales weather bureau is predicting that February 11 could become the hottest February day on record for the state.

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    Extreme heat swelters southern Australia

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Extreme heat swelters southern Australia

Sydney has endured its hottest temperature in nearly 80 years, according to Australian meteorologists. CNN's Derek Van Dam has the details.

Extreme heat swelters southern Australia

Sydney has endured its hottest temperature in nearly 80 years, according to Australian meteorologists. CNN's Derek Van Dam has the details.