Crews snapped a photo of a rare weather phenomenon known as a "snow devil" on New Hampshire's Mount Washington.

Mount Washington Observatory staffers said their crew spotted a snow whirl, or snow devil on the Mount Washington Auto Road ...

VIDEO: Scientists at the Mount Washington Observatory said recent freezing rain and glaze ice conditions made Monday a ...

We take great pride in New Hampshire to be the home of Mount Washington, which is known as having some of the most extreme ...

Team members make final adjustments to the weather station on the summit of Mount Aconcagua. Weather equipment developed at the Mount Washington Observatory is now installed on top of the highest ...

The footage, posted online by the Mount Washington Observatory, shows the unidentified thrill-seeker getting more than he bargained for — zooming down Tuckerman Ravine as the snow closes in.

About 150 deaths have been recorded on the mountain, according to the Center, and 17 of those deaths have been caused by avalanches, according to the Mount Washington Observatory. The mountain is ...

The video, shared by the Mount Washington Observatory on Wednesday, shows the moment the snowboarder starts to drop-in from the top of the bowl-shaped ravine. The Wildcat cam then zooms in to ...

The 1st of March is the beginning of meteorological spring in the Northern Hemisphere, with the 20th marking the commencement ...

THE BOTTOM PHOTO SHOWS YESTERDAY’S SCENE. THE MOUNT WASHINGTON OBSERVATORY SAYS WARM FOG AND RAIN OVER THE WEEKEND JUST CHIPPED AWAY AT THE SNOWPACK. THE SUMMIT TYPICALLY SEES SNOW INTO MAY AND ...

CONWAY — Mount Washington Observatory’s annual Seek the Peak event will reach the quarter-century mark this summer as ...