B.C.’s South Coast under rainfall warning as ‘atmospheric river’ approaches – BC

Environment Canada has updated a weather alert for parts of the southern coast of British Columbia to a rain warning.

The warning applies to Metro Vancouver, Sunshine Coast, and Howe Sound. The Fraser Valley, Whistler and the east, west and center of Vancouver Island remain under a special meteorological declaration.

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‘Atmospheric river’ forecast will bring ‘wet and windy’ weekend to British Columbia’s southern coast

The national meteorological agency forecasts that between 75 and 150 millimeters of rain will fall within a 48-hour window starting Friday morning.

The heavy rains are expected to come with a pair of frontal systems loaded with moisture from an “atmospheric river” flowing from the Pacific Ocean, according to Environment Canada.

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“A ‘river’ of atmospheric moisture is flowing high over the Pacific Ocean this morning, and pointing to British Columbia Bags of heavy rain will invade the north and central coast of British Columbia from today until tonight, but it is the south coast that it will experience the most intense rain in the coming days, ”said Global BC meteorologist Mark Madryga.

“From Friday morning until early Sunday morning, the rain will often be heavy, especially in the areas closest to the mountains.”

Freezing levels are also forecast to rise above 2,500 meters on Saturday, which could add thaw to the rain.

Read more:

Category 4 atmospheric river hits the British Columbia coast: what is it and what does it mean?

“Local stream growth and localized flooding are likely during this time,” the rain advisory reads.

“Heavy downpours can cause flash flooding and water build-up on roads.”

Click to Play Video: 'BC South Coast Urged to Prepare for' Wet and Windy 'Weekend

BC’s south coast urged to prepare for a ‘wet and windy’ weekend

BC’s south coast urged to prepare for a ‘wet and windy’ weekend

Drivers are reminded to slow down and turn on their headlights, and to watch for potential landslides near waterways.

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Residents are also reminded to clean up any potential drainage sites on or near their property to avoid flooding.

© 2021 Global News, a division of Corus Entertainment Inc.


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