Because everyone on my friends list hasn't linked to it yet.
However, I don't think Philadelphia is in the deadly blizzard zone--or at least, in the ten years I've been here, there's been a couple of blizzards that left 2 1/2 feet of snow. I believe real blizzards are more energetic.
And we're in the "nuked second" category, I think.
Link found at Making Light.