A look at downtown Snoqualmie from about 11 a.m. after the Snoqualmie River crested around 10 a.m. Thursday. Video courtesy Matt Pirotto. | KIRO 7 News

You won't believe it until you see it for yourself. Snoqualmie Falls has grown at least twice its size as a atmospheric river is passing through Western Washington this week. "Why do you keep calling this an 'atmospheric river?' It's just Seattle rain!" "It's supposed to rain in December!" Northwest meteorologists hear all of this and more via emails and responses to online posts about our big Northwest storms. A "Pineapple Express" IS an atmospheric river. In fact, it's the worst kind. While at