Wasatch Mountains near Payson, Utah are snow-free about a month earlier than normal.

Questions raised about the impacts of vehicle exhaust and soot on snow deposition as well as dirt and dust from roads.

By this time of year, boats are usually plying the ice-free Ob, but in 2018, while the winter covering the river has begun to move, it has not cleared.

Thick ice and heavy spring floods combines to cause severe flooding in Yakutia. Specialists numbering around 100 have been moved from Baikal Search and Rescue Unit (Irkutsk region) and the Siberian Rescue Centre (Novosibirsk region) have been moved the the stricken region.

Flooding that halted Alaska Railroad trains north of Talkeetna Saturday, has receded, but train traffic remains shut down. Listen now

A 7-foot "wall of ice" from a Susitna River ice jam slammed into Alaska Railroad tracks north of Talkeetna on Saturday, pushing the rails 25 feet off course, the railroad said Monday.The Alaska Railroad is racing to make repairs in time for the start of its tourist season on Wednesday.

Residents of Jean Marie River can rest easy now, as rising water levels from the Mackenzie River have now receded.

The snowfall in Nome over the winter didn’t break the all-time record but it came close. According to the National Weather Service, 115.5 inches of snow fell, making the winter of 2017/18 number two for snowfall since modern weather reporting began.

Washington state Gov. Jay Inslee proclaimed a state of emergency Saturday for counties in the eastern part of the state

As the ice breaks up on waterways across the North, the spring river breakup has come to a close in Hay River but not before it created a feast of fish for local birds.

The ice conditions are similar to last year (with) lots of young ice and close leads," said Captain Frederick Brower. "We all went out and broke trail to the edge, but a high west wind came along and added about three-quarters to 1 mile of ice and (we) had to break trail through that and began whaling from the new edge ... . The conditions were not favorable but we made due with what we had and continued on with our whaling season."

The roughly 300 miles of hard-packed snow roads were constructed under the Community Winter Access Trails (CWAT) project, headed by the North Slope Borough.

Looking seaward over the last week from almost all points along the coasts of Norton Sound, folks have been dazzled by bright blue horizons colored by open water.

A GCI cell tower in Western Alaska encapsulated in unusually thick ice and snow has caused service disruptions in villages.

The ice became too thin and the cracks too many. This year’s Barneo North Pole base existed only 12 days.

The national weather service SMHI has issued warnings for 8 different counties where this winter's unusually heavy snow is now melting and flowing downstream. ...

Discovery prompts fear that melting ice will allow more plastic to be released back into the oceans. Traces of 17 different types of plastic were found in frozen seawater.

Climate change will make for more frequent wild swings in California weather, with both more extremely dry and extremely wet years and 'weather whiplash' in between.

Finland's ski centres are coping with shorter, milder winters by making and storing snow – costly short-term solutions that may worsen the problem in the longer term.

The image above shows curious holes in Arctic sea ice, located about 50 miles northwest of Canada’s Mackenzie River Delta. Guesses from readers included everything from ice broken by marine animals to breathe, to ice that had been thawed by methane hydrates. It’s a challenge to know the source of the features based on a photograph or satellite image alone, but several scientists offered their hypotheses in our April 21 Image of the Day.