Victoria fires: cool change slows Grampians bushfire as extreme fire danger keeps NSW on alert

Temperatures plunged overnight in Victoria's west as gusty winds swept over blazes that scorched bushland the size of Singapore

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A cool change has eased conditions for firefighters battling an out-of-control blaze in Victoria's Grampians following the worst bushfire conditions since 2019's black summer.

But the threat of bushfires was due to continue in the already-scorched region even after hot, dry and windy conditions that fanned out-of-control blazes moved north.

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