An infestation of tussock moths, which have the ability to quickly kill healthy Douglas fir trees, is on the move in British Columbia and the Ministry of Forests says it has now been found further north than ever before.

In the midst of B.C.'s record-breaking wildfire season, the heat from four fires triggered huge thunderstorms that sent smoke flying into the stratosphere, eventually spreading through the entire Northern Hemisphere.

With up to 70 cm of snow already on the ground, the Fraser Valley is bracing for another dump of snow and heavy rain as early as Wednesday.