Flights delayed, classes cancelled as snow falls over B.C.'s South Coast

Commuters around theLower Mainlandare facing apotentially difficult, messy travel day Tuesday, asa round of wet snow hits the region, reducing visibility andcreating slushy road conditions intothe evening.

Meteorologists expect between five and 20 centimetres of wet, heavy snow across the region over the course of the day. Flakes began to fall acrossMetro Vancouver around 5 a.m. PT, just ahead of the morning rush hour.

The heaviest snow is expected Tuesday afternoon, likely making the evening commute trickier than the morning run.

Port Mann, Alex Fraser Bridge lane closures

The province said it has mobilized crews to clear snow and ice accumulation on bridge cables which mean some lanes will be closed on the Port Mann and Alex Fraser bridges during the afternoon commute.

By mid-afternoon, DriveBC reported closures tothe westbound HOV laneon the Port Mann, as well as on the southbound side of the Alex Fraser.

Watch theAlex Fraser Bridge's cable collar in action

B.C. Transportation shows off Alex Fraser Bridge's cable collar in action

5 years ago

Duration 0:23

The B.C. Ministry of Transportation shared video of the Alex Fraser Bridge's cable collar in action Feb. 4, during a stretch of snowy weather.

Campuses closed

Simon Fraser University proactively cancelled classes and exams at its threecampuses in Burnaby, Surrey and Vancouver for the day before much snow had a chance to fall,due to concerns about commuting conditions.

By late afternoon, classes had been cancelled at Kwantlen Polytechnic University, Vancouver Community College, Langara College, Douglas College and the B.C. Institute of Technology.

Flights delayed at YVR

By 2:30 p.m., nine centimetres of snow had fallen at Vancouver International Airport, according to Environment Canada, and the airport was reporting numerous flight delays because oflow visibility and winter weather. Some passengers were left to sit for more than five hours in planes on the tarmacas they waitedin a line of aircraft for de-icing.

• Get details on the latest weather warnings from Environment Canada

TransLink called in extra staff and sprayed anti-ice solution on trolley wires all night.

The transit authorityhas been running longer SkyTrains at reduced frequency due to the weather, but delays have otherwise been minimal in comparison to recent difficult snow days in Metro Vancouver.

City crews in Vancouver, Richmond, Burnaby, Surrey and elsewhere brined and salted streets through the night in an effort to prevent any snarls.

"We have all our resources available for this," said Brian Carter, manager of public works operations with the City of Burnaby. "Hopefully it'll warm up a little bit later as forecasted, but we'll continue on with all of our resources and keep the roads open."

• Get the latest transit updateshere

Environment Canada said the amount of snowfall will vary greatly by location. Some people will see a dusting, while others could see a considerable amount of buildup.

"It's going to be dependent on how close you are to the water and your elevation,"said Environment Canada meteorologist Alyssa Charbonneau.

Travellers are being asked to leave more time to get around, and to dress warmly. Drivers are reminded to slow down and drive for the conditions.

There is potential for localized flooding as snow melts on top of water leftover from arainy January.

The City of Vancouver openedwarming centres overnight Monday because of the cold, and they remained open on Tuesday.So far this winter, the warming centres have seen more than 4,500 visits.

Temperatures are expected to warm up again by Wednesday afternoon. The snow will likely turninto rain.