Pacific Northwest braces for severe weather from ‘bomb cyclone’ — with an atmospheric river on the way
Severe weatheris set to hit opposite ends of the country this week, with a powerful low pressure system followed by an atmospheric river set to bring damaging winds, up to 12 inches of rain and some heavy snow to the Pacific Northwest, while storms and possible flooding are headed for the Gulf Coast.
The National Weather Service said in a 3 a.m. ET update that a "rapidly strengthening and extremely powerful" weather system could bring winds of 75 mph across northern California and parts of Washington and Oregon from Tuesday.
The high winds are driven by a so-called bomb cyclone, or bombogenesis, where a storm system experiences a big drop in air pressure of more than 24 millibars in 24 hours this one is due to drop 60 millibars.
"These winds are likely to produce numerous power outag...