What exactly is an Atmospheric River? – USGS Communication
Atmospheric rivers have been in the news a lot over the past couple of months, from a late October atmospheric river that brought record-breaking rainfall across Northern California to a mid-November storm that led to catastrophic flooding in Washington. A new atmospheric river storm is hitting the Western U.S. now and more are likely on their way. But what exactly is an atmospheric river?
Rivers in the Sky
Atmospheric rivers are relatively long, narrow regions in the atmosphere – like rivers in the sky – that transport most of the water vapor outside of the tropics. These columns of vapor move with the weather, carrying an amount of water vapor roughly equivalent to the average flow of water at the mouth of the Mississippi River. When the atmospheric rivers make landfall, they often release this water vapor in the form of rain or snow…
California faces weeks of cleanup as “one last” major storm lashes state – Axios
California was lashed by the final in a series of lethal atmospheric rivers Monday night — as officials warned it could take weeks to clean up the sustained heavy rains, snow and floods that’ve hit the state.
The latest: A mandatory evacuation order was issued for a flooded mobile home park in Acampo after 175 residents left voluntarily earlier Monday, per the San Joaquin County Sheriff’s Office…
California is emerging from a ‘parade of storms’ with recovery efforts across a ravaged state – NBC News
Snow piled up by the foot over the weekend on California peaks and mountain passes, closing roadways for avalanche control work, backing up traffic and forcing at least one ski resort, Sierra at Tahoe, to cancel its Monday operations despite “legendary” riding conditions…
California Storms Ease, but Flood Fears Persist – the Wall Street Journal
Heavy snowfall is raising concerns about the impact of the spring melt
California was hit again by rain and snow Monday as the state moved toward what forecasters said would be the end of a series of storms that have battered it since Christmas…
In California, a drought turned to floods. Forecasters didn’t see it coming – the Washington Post
Coming into this winter, California was mired in a three-year drought, with forecasts offering little hope of relief anytime soon. Fast forward to today, and the state is waterlogged with as much as 10 to 20 inches of rain and up to 200 inches of snow…The drought isn’t over, but parched farmland and declining reservoir levels have been supplanted by raging rivers and deadly flooding…
California bracing for one final round of storms as officials assess damage – the Los Angeles Times
Another moderate storm moved into California Sunday evening, bringing more rain to Los Angeles, the coast and inland valleys, and dropping potentially up to 2 feet of snow in the mountain regions of Northern California before it moves east on Monday…
Newsom asks Californians to stay vigilant about more storms – ABC Eyewitness News
With rain-soaked California expected to see more stormy weather over the weekend and into next week, Gov. Gavin Newsom, and other state and federal officials pleaded with residents Friday to stay alert to possibly more flooding and damage…
California braces for two more atmospheric rivers – Rueters
California’s parade of atmospheric rivers may be nearing an end but not before at least two more of the rainstorms are due to drench the waterlogged state starting on Saturday…