• 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

    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 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

  • Atmospheric rivers caused the UK’s worst floods

    Huge atmospheric rivers that wind their way through the skies have been linked to the 10 largest winter floods in the UK since the 1970s. A study of similar systems in California suggests that such floods could become more frequent and severe if greenhouse gas

  • Underground river discovered beneath Amazon

    Scientists detected an underground river beneath the mighty Amazon River, flowing miles below the surface, after they analyzed data from 241 wells that Brazilian oil company Petrobras drilled in the Amazon region in the 1970s and 1980s. The river was unofficially named

  • ARkStorm – Multi-Hazard West Coast Winter Storm Project

    The USGS Multi Hazards Demonstration Project (MHDP)’s second full scenario, called ARkStorm, addresses massive U.S. West Coast storms analogous to those that devastated California in 1861–62. Storms of this magnitude are projected to become more frequent and