On Monday, winter alerts were in place across the central Plains, the Midwest, the Ohio Valley and the mid-Atlantic ahead of ...

A group of scientists from Southern California recently came to the Bay Area to send up a series of weather balloons to help ...

The definition: An atmospheric river (AR) is a long plume of moisture that stretches from the tropics or subtropics into ...

Days after an atmospheric river brought record-setting rainfall to California, the state is in the crosshairs of another rainy storm system.

Atmospheric rivers, also described as "rivers in the sky," cause more than 80 percent of all flooding damage across the West ...

Rain fell across northern California on Saturday and could continue for days with an atmospheric river hanging over the ...

A series of atmospheric rivers over the last week brought feet of rain and snow to California, as well as wind gusts over 100 mph, and AccuWeather meteorologists say the storms aren't over yet.

Only if it falls as snow. A 2016 study by NASA, NOAA, UCLA, and Scripps Institution of Oceanography found that atmospheric river events are 2.5 times more likely to produce "rain over snow" events ...

Lisa Murkowski announced the Improving Atmospheric River Forecasts Act ... Western Weather and Water Extremes at UC San Diego’s Scripps Institution of Oceanography. “It will also enhance ...