Parts of Melbourne's outskirts are being dusted with snow as a wintry blast hits the state, bringing extreme weather warnings with it.


There have been reports of snow in Montrose, near Mount Dandenong, and in Woodend, near the Macedon ranges.



Around Victoria, snow has been reported in the Yarra Valley, Trentham and in the Otways.


Bureau of Meteorology senior forecaster Chris Godfred said snow could fall as low as 600 metres.