Statements

6:12 PM PDT Monday 21 September 2020

Special weather statement in effect for:

Metro Vancouver - central including the City of Vancouver Burnaby and New Westminster

Metro Vancouver - North Shore including West Vancouver and North Vancouver

Metro Vancouver - northeast including Coquitlam and Maple Ridge

Metro Vancouver - southeast including Surrey and Langley

Metro Vancouver - southwest including Richmond and Delta

A series of vigorous frontal systems will move across the south coast of BC Tuesday night 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 Tuesday night, 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.



This system will also bring strong southeast winds to the west coast of Vancouver Island Tuesday night, with winds of 60 to 80 km/h. As the system progresses, winds across the Strait of Georgia and surrounding regions will peak early Wednesday morning at 50 to 70 km/h.



The combination of heavy rain with leaves on the ground may lead to localized flooding. Strong winds may also lead to power outages.



The wet pattern will continue with more rain expected Friday and Saturday.



Rainfall and wind warnings may be issued as the system approaches.

Please continue to monitor alerts and forecasts issued by Environment Canada. To report severe weather, send an email to BCstorm@canada.ca or tweet reports using #BCStorm.