Hazardous whiteout conditions led to a vehicle pileup in the westbound lanes on I-84 near Multnomah Falls in Oregon.

A potent winter storm is threatening a mix of significant freezing rain and accumulating snow across a swath of the Pacific ...

Authorities say a crash on Interstate 84 near Portland, Oregon, in whiteout conditions caused a more than 100-vehicle pileup.

Multiple crashes have been reported throughout the region. TriMet has suspended some bus lines in high elevation routes.

A crash involving more than 100 vehicles in Portland, Ore., during “whiteout conditions” closed Interstate 84 on Thursday.

Authorities say a more than 100-vehicle pileup in whiteout conditions has closed part of a major interstate along the ...

I-84 closed near Multnomah Falls, Oregon, after whiteout winter weather conditions led to a pileup of more than 100 vehicles on Thursday.

The overnight ice and the new accumulating snow Friday morning caused slippery road conditions around the Willamette Valley.

The National Weather Service has issued an ice storm warning for the Willamette Valley through early Friday. Follow our live ...