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Observing & Predicting
Department:April 20, 2018A dry winter set the stage for widespread and severe drought across the Southwest and Southern Plains.
Department:April 19, 2018Was last weekend's winter storm the latest snow of the season where you live? Our interactive map shows the latest date of measurable snow recorded at thousands of U.S. weather stations, based on data through April 11, 2018.
Department:April 13, 2018A quick spin around the March 2018 U.S. climate scene, all else being equal.
Department:April 16, 2018A lack of persistent sea ice in waters around the Bering Strait this winter disrupted travel, damaged roads and other infrastructure, and prevented traditional hunting and fishing in several coastal communities in western Alaska.
Department:April 11, 2018Usually a winter phenomenon, another late-season atmospheric river brings soaking rains to northern California.
Department:April 9, 2018A recent analysis of 276 National Parks found that about three-quarters of them are experiencing earlier springs. The changes in when leaves and flowers emerge affect not just pollinators, but also park staff, who have to budget and prepare for earlier visitors.
Department:April 3, 2018Find your favorites: an index page of quick links to ENSO blog posts.
Department:March 26, 2018The 2018 winter sea ice maximum in the Arctic slipped into second place on the list of four smallest extents on record, all of which have occurred in the past 4 years.
Department:March 22, 2018In this week's ENSO blog, Tom DiLiberto gets all judgy over the 2017-2018 Winter Outlook—using science of course.
Department:March 20, 2018The end of February brought an astonishing heatwave to the Arctic. In this event tracker post, we help you imagine what it would have felt like in your neck of the woods if your daily high temperature had been as overheated as the Arctic's.
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