PORTLAND, Ore. -- Frost and black ice coated roadways Thursday morning in the metro area as temperatures dipped below freezing ovenight.
Overnight rains and high humidity left neighborhood streets slick, with many fender benders reported throughout the Portland area. Freeway traffic appeared to be largely accident free.
Many school districts have late openings or buses on snow routes.
Temperatures will rise above freezing by 9 a.m. with a high today of 40, said KGW meteorologist Nick Allard.
The National Weather Service had issued an alert Wednesday for icy roads that continued into the Thursday morning.
A round of rain ended late Wednesday but left areas roadways wet. Overnight temperatures were expected to drop and by early Thursday morning to be near or slightly below freezing as skies clear.
"This will create locally slick or icy roadways and sidewalks for many areas across southwest Washington and northwest Oregon," according to a Special Statement from the NWS.