Rain and snow is returning to Oregon this weekend, and low elevation snow and ice will become possible next week.

Cold weather advisory: Be Aware. A cold weather advisory is issued when seasonably cold air temperatures or wind chill values, but not extremely cold values, are expected or occurring. Be sure you and your loved ones dress appropriately and cover exposed skin when venturing outdoors.

On Saturday at 1:56 a.m. the National Weather Service issued a cold weather advisory valid from 10 p.m. until Sunday 10 a.m. for North Oregon Coast Range Lowlands, Central Oregon Coast Range Lowlands,

The National Weather Service (NWS) issued a warning for some beach counties in Oregon about so-called sneaker waves that could kill people. Sneaker waves could be lethal by knocking over unsuspecting people and pulling them into cold waters or carrying heavy driftwood logs that can pin people down.

Portland and much of western Oregon can expect a chilly and sunny Saturday, followed by another night of frigid temperatures. The National Weather Service in Portland issued a cold weather advisory till 10 a.

"Light winds and limited air movement will lead to a period of stagnant air conditions," NWS said, warning of "deteriorating air quality for people with respiratory problems" and "visibility one quarter mile or less in dense fog," which "could make driving conditions hazardous."

After a wet and wild start to the month, Oregon’s weather has dried out in a big way and that’s expected to stay the case for the foreseeable future.

The National Weather Service has simplified some of its winter weather alerts for Wind Chill and Extreme Cold Warnings.

A surface inversion is preventing the normal mixing of air, meaning pollutants will remain trapped at lower altitudes.

Cold Weather Advisories have been put into place across the Pacific Northwest this week, but many might be unaware of the new cold weather terms.

The National Weather Service is warning of air stagnation and dense fog in the Willamette Valley. Advisories have been issued for both events. Dense fog is expected to persist until 1 p.m ...

Forecasters are warning that air pollution may become trapped and adversely affect humans, due to weather conditions in the U.S.