Pacific Northwest, Atmospheric

Atmospheric river takes final aim at Pacific Northwest, still reeling from bomb cyclone
The first bomb cyclone hit earlier in the week, and was blamed for two deaths in Washington. Photos of the damage showed cars and homes smashed by fallen trees. Meanwhile, the eastern part of the country was getting its first real taste of winter weather with a storm that promised to dump rain and even a foot of snow at higher elevations in parts of Pennsylvania,
Atmospheric River To Bring Heavy Rains, Snow Across Pacific Northwest
"The average atmospheric river carries an amount of water vapor roughly equivalent to the average flow of water at the mouth of the Mississippi," NOAA states.
Pacific Northwest reeling from bomb cyclone; atmospheric river targets California
A developing storm system forecast to swing off the Oregon and Washington coastline on Friday will add to the region's weather woes.
Atmospheric river set to bring rain and flooding to Pacific Northwest
An atmospheric river is a narrow band of wind that carries immense plumes of moisture, spanning hundreds or even thousands of miles, resembling a vast river in the sky. NBC News' Chase Cain reports on the challenges this phenomenon poses for the West Coast.
Flooding, Wind Threats In West From Potent Atmospheric River
A potent atmospheric river is funneling more moisture into the West. Flooding rain, strong winds and mountain snow are all threats. Here’s what you need to know.
Life-threatening floods predicted as 'atmospheric river' pounds Calif., Pacific N.W.
Areas of northern California and the Pacific Northwest were drenched with intense rainfall and placed under warnings of life-threatening flooding as an "atmospheric river" pounded the region on Thursday.
How California's Major Reservoirs Changed After Atmospheric River
A bomb cyclone occurs when a storm's pressure drops quickly, which intensifies the storm and ramps up wind gusts. Atmospheric ...
At least 4 dead after powerful atmospheric river event clobbers West Coast
During the height of the event, nearly 1 million customers lost power across the Pacific Coast, with hurricane-force wind ...
OPB5d
Bomb cyclone, atmospheric river to bring steady rainfall to Pacific Northwest
On Sunday, the National Weather Service issued a hydrologic outlook for much of Northwest Oregon and Southwest Washington.
NASA Image Shows Swirling Power of Bomb Cyclone As It Hit Pacific Northwest
Bomb cyclones form when a storm's atmospheric pressure drops sharply within 24 hours in a process called bombogenesis.
Snow forecast across Northeast, Midwest as atmospheric river collides with bomb cyclone in Pacific Northwest
With millions of people preparing to travel for the Thanksgiving holiday, two strong storm systems are bringing high winds, ...
Atmospheric river to bring heavy snow, rain to Northwest this week
In the northern hemisphere, atmospheric rivers typically occur during winter and are often cited for strong storms in the ...
Scenes From the Storm That Drenched the Pacific Northwest
The storm, driven by the season’s first major atmospheric river, inundated the region, killing at least three people and ...