Snow in the Rockies now silently carries toxic metals from mines, revealing long-range pollution by winter storms.

Mountain snowpacks accumulate snow throughout the winter, building up stores of water that will supply communities across the American West throughout the long dry season.

The cold storm system in the area will produce more showers into early Wednesday, and chances dissipate for most folks but ...

Dynamic California storm continues with Sierra snow, Bay Area thunderstorms The potential for a large midweek storm has vanished from the Bay Area forecast. But just as the midweek storm has trended ...

An active month of March will continue into April. Severe weather ingredients are lining up once again for Wednesday.

Another notable instance took place in western Oregon, where a two-inch hailstone fell in Seaside on January 18, 2018. These records illustrate the rarity of large hail events in the region while also ...

Two storms will charge into areas of California and Oregon into the middle of the week, overspreading rain and snow as they ...

As warmer weather grips the Pacific Northwest, residents should brace for an unexpected twist—an impending wave of severe thunderstorms this Wednesday. These storms, forecasted to produce lightning, ...

An area of low pressure off the coastline will continue to drive unsettled weather and the possibility of afternoon ...

This GOES-W repeating satellite time-lapse video provided by the National Weather Service in Portland, captured between 8 a.m ...

The nothingburger storm that failed to bring 60-mph winds, quarter-sized hail, lightning and tornadoes to the Pacific ...