Hourly Weather - New Amsterdam, Guyana

At a Glance Three dozen people have been killed by avalanches in the U.S. this season.Early-season conditions led to a weak snow layer.That created an unstable foundation in the snowpack. Thirty-six people have died in avalanches in the U.S. since Dec. 18, according to the Colorado Avalanche Information Center. That ties the highest number ever recorded in any season dating back to 1950. Only since 1950 have seen as many avalanche deaths – 2007-08 and 2009-10. This year’s deadly conditions...