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Bomb cyclone and ‘atmospheric river’ pummel California with rain and wind

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Bomb cyclone and ‘atmospheric river’ pummel California with rain and wind

California on Sunday referred to meteorologists as a “bomb cyclone” and “atmospheric river,” a convergence of storms that brought more than half a foot of rain to parts of the Bay Area with high winds, worries. Regarding the potential for flash floods and heavy snowfall in the Sierra Nevada.

The National Weather Service warned that rain could cause landslides, especially in areas scorched by wildfires.

In the area south of Big Sur along the Pacific Coast from Marin County, flash flood watches were in effect late Sunday night and in some areas, including parts of the San Francisco Peninsula, on Monday morning.

The threat of flash floods ordered evacuations for parts of San Mateo County south of San Francisco, where officials warned that downed trees, branches and mud shoveling could hamper evacuation efforts. In San Francisco, emergency responders ordered withdrawal On one block, where he said a leaning tree threatened several structures.

The convergence of storms comes at a challenging time for California, which has been battered by wildfires and droughts, the result of extreme weather brought on by climate change.

Pacific Gas & Electric spokesman JD Guidy said at least 66,000 utility customers in the Bay Area had lost power at 11:30 a.m. local time on Sunday. About two-thirds of them were reported in Sonoma and Marin counties.

The utility said more than 3,000 workers and contractors were ready to help restore power. It also expected to bring in hundreds of workers from areas less affected by the storm, it said, adding that equipment was moved to position before the storm.

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Airport Duty Manager Kathy Morrison said that at San Francisco International Airport, 139 flights were delayed and 52 others were canceled at 10:10 a.m. local time.

“Atmospheric River is targeting a fire hose, if you will, in our area,” Sean Miller, a meteorologist with the Bay Area Forecast Office, Weather Service in Monterey, Calif., said Sunday.

An atmospheric river is a concentrated plume of moisture that extends over the ocean, usually in the troposphere, the lowest layer of the atmosphere, Mr Miller said, adding that the current trough was tilted towards the North Bay.

In the Pacific Northwest, a bomb cyclone, a type of storm known for its falling atmospheric pressure, was expected to push the atmospheric river south, affecting areas south of San Francisco, Miller said.

“What we see in December or January is more typical,” he said, adding that the confluence of the two meteorological events was an “anomaly.”

Strong winds and heavy rain prompted officials to close the footpath on the Golden Gate Bridge on Sunday. In the East Bay, organizers of the Alameda County Fair called off Sunday’s event due to a storm, while Sunday’s Ironman Triathlon in Sacramento was canceled.

Alcatraz Island canceled all his tours on Sunday, and San Francisco And oakland Zoos also remained closed.

In San Mateo County, officials ordered the evacuation of people in parts of the county on Sunday morning. “Please don’t wait,” he said in a statement.

Elsewhere in the county, CalFire, the state’s fire agency, shared Video A small fire was likely ignited after a pole and a tree fell on a road on Sunday morning. There have been reports of fallen trees in the northern part of the state.

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White appears to have reported most of the flooding in the North Bay, with landslides and dangerous road conditions reported in areas of Northern California. The pictures were shared on social media on Sunday Small And BigI Landslides, including one in Plumas County, showed piles of rocks blocking a highway.

California Highway Patrol in Truckee, north of Lake Tahoe said on twitter On Sunday afternoon that rock and water had fallen down a hill, blocking a road.

On Tuesday, Governor Gavin Newsom issued a proclamation expanding California’s drought emergency across the state and asking residents to double down on their water conservation efforts. The governor’s office said it has been California’s second driest year on record, with record low storage in the state’s largest reservoir.

Severe drought conditions, worsened by climate change, are affecting the western United States and even the northern part of the Great Plains.

While drought is not uncommon in the region, scientists say climate change, in the form of warmer temperatures and changes in rainfall, is making the situation worse.


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