Rare atmospheric rivers form at opposite sides of Australia

Rare atmospheric rivers form at opposite sides of Australia

A rare weather phenomenon occurred over Australia this week as almost identical atmospheric rivers formed at the opposite sides of the continent. The weather phenomenon is caused by a stream of moisture that moves in from the tropics, bringing very heavy rain….

Record-breaking rain hits California, worst yet to come

Record-breaking rain hits California, worst yet to come

A powerful Pacific storm dropped record-breaking rain on parts of California on Wednesday, March 21, 2018. This was a direct hit by an atmospheric river system and forecasters warn the heaviest rain is expected on Thursday, urging residents to stay vigilant….

Study estimates global reach of atmospheric rivers

Study estimates global reach of atmospheric rivers

A recent study by NASA and several partners has estimated, for the first time, the global impact of atmospheric rivers on floods and droughts, as well as the number of people affected by these atmospheric phenomena. Atmospheric rivers are relatively long, narrow,…

Floods, major debris flows as heavy rain hits Southern California

Floods, major debris flows as heavy rain hits Southern California

The second of three big storms hit Southern California on Friday, January 20, 2017, flooding roads and causing major debris flows. The rain was falling at a rate of more than 25.4 mm (1 inch) per hour. The third storm is expected on Sunday and Monday. The Sherpa…

Heavy rain headed toward North Island, New Zealand

Heavy rain headed toward North Island, New Zealand

A series of low pressure systems will trek across the Tasman from July 6 into the weekend, resulting in locally heavy rain and the potential for flooding and slips for the east of the New Zealand's North Island. Appreciable snowfall is also possible for the ski…

Atmospheric river lashes drought-stricken California with rain and floods

Atmospheric river lashes drought-stricken California with rain and floods

As forecasted earlier this week, atmospheric river known locally as the Pineapple Express is sweeping down the West Coast US. The storm is dropping heavy rainfall, knocking down trees and power lines, delaying hundreds of flights and causing flash floods and traffic

Atmospheric river streams across Pacific, heads toward US coast

Atmospheric river streams across Pacific, heads toward US coast

River of moisture streams across the entire Pacific basin and heads toward the U.S. coastline. Over the first week of December 2012, over a foot of rain is expected to fall in parts of Northern California and up into British Columbia.This animation bellow shows the