It appears that snow will remain on the ground for a while in the Lower Mainland.
This is because the region has been hit by the coldest air of this season.
Environment Canada issued an Arctic Outflow Warning for Metro Vancouver this morning, December 27.
According to the national forecaster, wind-chill values will be near or below 20 C in the region. The cold snap will continue through Wednesday, December 29.
Environment Canada stated that while temperatures and outflow will be moderated this afternoon and into tonight, wind chill values are still expected between minus 10 to 20. Statement. “Stormier outflow and lower overnight temperature are expected for Tuesday night and Wednesday morning, bringing wind chill values to near 20 again.”
At 7 a.m., December 27, the temperature was 14 C in Vancouver. Some flurries are possible this afternoon and Tuesday (December 28).
David Phillips, Environment Canada climatologist, told CBC News that extremely cold temperatures can freeze skin in minutes and pose a serious threat for farm animals.
https://twitter.com/RyanVoutilainen/status/1475492881087406081
The website has a list of shelter bed listings. Website of the City Of VancouverOr by calling 2-1-1
https://twitter.com/CityofVancouver/status/1475255292757778436
Environment Canada didn’t say if this was one of the “blocking event” that causes weather systems to remain stuck in a location for an extended time.
According to the Met Office, these are associated in severe heat waves during summer and severe cold snaps during winter and are linked with slowing of jet streams. Watch the video to learn more about jet streams.
Video of What is the Jet stream and how does that affect the weather?