Snow is heading to the Pacific Northwest this weekend ... “There will be a weak convergence zone in the North sound. So, there will be a band of snow with that,” Mass explained.

In regions of convergence, one plate can sink ... These fluid-rich zones lie above the northwest-dipping Pacific slab, and extend to progressively greater depths from the southeast to the ...

A blast of Arctic air is set to push into the Pacific Northwest this weekend, bringing plunging temperatures, mountain snow, ...