Boulder Creek Storm - January 31, 1999
This storm was just a typical January rainy day with about a one and half inch of rain in 8 hours. This is why this region is a temperate rainforest habitat. These weather image links demonstrates how Pacific "pineapple" storms hit the central California coast.
San Francisco Region Radar Animation
San Francisco Region Satellite Animation
San Francisco Region NEXRAD Image
(It seems that some of the images have disappeared.)