These next time lapse videos aren't really weather related, but I found them fascinating. This is treating actual photographs with a Photoshop trick called tilt-shifting that makes objects appear toy-like, even though it is actual video. (Here is a video tutorial I found on YouTube)
These videos by Keith Loutit are taken around Sydney, Australia:
Find more at www.vimeo.com.
Now, back to more local ones:
Probably the most dramatic of recent times isn't really for the weather, but for a wildfire that's been burning in a remote part of the Olympic Mountains.
You can see the smoke plume pretty well from Dr. Dale Ireland's Silverdale Web cam, and the fire flared up a bit on Thursday:
And here are a couple more that just have pretty clouds to watch. The square ones are from UW, the elongated ones are from Silverdale: