Patchy freezing fog and slick streets greeted Monday morning commuters in parts of western Oregon and southwest Washington.

Subfreezing temperatures overnight will create a high chance of frostbite or hypothermia for those who are not adequately ...

The National Weather Service has issued a Cold Weather Advisory for much of the Oregon coast and the Willamette Valley including the Greater Portland/Vancouver Metro, which goes into effect at 7 p.m.

TRI-CITIES, Wash.- Residents should prepare for extreme cold and snow this week, with potentially record-breaking low ...

An arctic air mass will enter the Gem state bringing morning lows close to zero in the valleys and well below normal ...

Today will be the coldest day of the week as the arctic air dips further south. Plan for highs in the low to mid 20s and lows ...

If you’re reading this, you probably know the value of the Mercury’s news reporting, arts and culture coverage, event calendar, and the bevy of events we host throughout the year. The work we do helps ...

The cold weather is impacting parts of California and Oregon as fears grow that the polar vortex could cause temperatures to ...

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Snow and ice in whiteout conditions contributed to a pileup of as many as 30 cars on a major highway connecting Oregon and ...

The National Weather Service issued a winter storm watch for the Willamette Valley for snow and ice Thursday and Friday.

Snow and ice in whiteout conditions contributed to as many as 30 cars involved in a pileup on a major highway connecting ...