PORTLAND -- Snow and freezing rain were expected Saturday afternoon as the region prepared itself for a third day of wintry conditions.
The snow tapered off late Friday evening but more frozen precipitation was expected, according to KGW Meteorologist Rod Hill. Saturday could see 1 to 3 inches of snow with a mix of sleet and frozen rain.
Portland received 2-3 inches of fresh snow Friday, while Corvallis accumulated 16 inches over the last 48 hours.
Snowy crashes were reported on Interstate 205 southbound at Oregon 212 and on Interstate 84 westbound near Rooster Rock around 3 p.m., both slowing traffic to a standstill in the area.
The City of Salem announced Friday evening that all vehicles were required to have chains or traction tires.
A crash closed Interstate 5 northbound about 9 miles north of Albany for an hour Friday afternoon. Traffic was still bumper to bumper and slow as late as 9 p.m. Friday evening.
Transportation officials held a Portland press conference at 2:30 p.m., warning people not to drive unless they absolutely have to. People who must drive should be prepared with traction devices.
The National Weather Service issued Winter Storm Warnings for the Vancouver and Portland Metro areas, Central Willamette Valley and the Columbia River Gorge, in effect from 2 p.m. Friday until 10 a.m Saturday.
They warned of dangerous driving conditions, up to 6 inches of new snow accumulation, high east winds, and occasional blizzard conditions.
Thursday night most metro area schools announced closure plans for Friday, after several inches hit the area and caused major gridlock.
Many drivers on Portland-area highways and interstates abandoned their vehicles after they couldn't drive in Thursday's snow storm. On Friday, they scrambled to recover their vehicles before the next wave of snow hit.
The City of Portland announced Friday morning that operations were shut down except for essential workers.
The snow and cold was also affecting TriMet buses and light rail Thursday and Friday. Many buses chained up and TriMet officials said service was restored but riders should expect delays due to the snow.
At the Portland International Airport, 38 flights were canceled after the second wave of snow moved in Friday.
The Thursday storm dumped a surprisings 7 to 8 inches on some coastal towns and 11 inches in Corvallis.