A series of vigorous frontal systems will move across the south coast of BC tonight through Saturday. They will bring periods of heavy rain and strong winds in the first active storm cycle of the the fall season.
The first system arrives on Vancouver Island tonight, and will spread to the mainland before Wednesday morning and continue through Thursday.
Rainfall intensity will vary through the day and across regions. Over Vancouver Island, total rainfall amounts over the two day period will generally range from 15 to 40 mm, with amounts excess of 100 mm over West Vancouver Island.
For the mainland coast, total rainfall amounts will range from 50 mm to in excess of 100 mm over the two day period. The heaviest rainfall amounts are currently expected over Howe Sound and the North Shore.
The wet pattern will continue with more rain expected Friday and Saturday.