PerthNow | WA weather: Snow forecast for Bluff Knoll in Stirling Ranges National Park PerthNow AS if the rain wasn't enough, parts of WA may even see snow before the week is over. After a week which has seen more than 40mm of rain dropped on Perth and almost 100mm in regional WA, our first snow showers of winter are forecast. The Bureau of ... Snow hopes start to melt |