Live snowpack across the country.

# Arctic Alaska Braces for Significant Snowfall as Lower 48 Sees Modest Activity

A stark contrast in winter weather is emerging across the nation, with Alaska's remote northern corridor poised to receive the most substantial snowfall over the coming days while the Lower 48 experiences only scattered accumulations. Imnaviat Creek in Alaska's Brooks Range leads the forecast with an impressive 6 inches expected, accompanied by challenging rain-snow mix conditions and dense fog that will create treacherous travel conditions along the Dalton Highway. Meanwhile, modest 2-inch accumulations reported at Sawmill Ridge in Washington's Cascades and Vallecito in Colorado's San Juan Mountains represent the extent of recent snowfall activity in the continental United States, signaling a relatively quiet pattern for most ski enthusiasts outside the Arctic.

The action is undeniably focused on Alaska's North Slope, where Atigun Pass—a critical mountain gateway along the Dalton Highway at elevation 4,739 feet—is forecast to receive 4 inches of fresh snow mixed with freezing fog through the next 48 hours. This notorious pass, which serves as the only road access to Prudhoe Bay's oil fields, will experience hazardous conditions as temperatures hover near freezing, creating that particularly troublesome rain-snow interface that can flash-freeze on roadways. Even Prudhoe Bay itself, situated on the Arctic Ocean coast, expects 2 inches despite its typical snow-averse maritime influence, with precipitation transitioning from snow to rain as marginal temperatures fluctuate.

For ski resort enthusiasts, the pickings remain disappointingly slim. Washington's Sawmill Ridge observation point near Crystal Mountain and Stevens Pass recorded a mere 2 inches over the past day atop an already-healthy 170-inch base, though accompanying thunderstorm potential suggests unstable atmospheric conditions that could trigger isolated heavier cells. Colorado's Vallecito region, serving as a bellwether for the southern San Juans near Wolf Creek and Purgatory resorts, similarly posted 2 inches from its minimal 3-inch base—concerning for early-season operations. The thunderstorm forecast for this region indicates warm, unstable air aloft, hardly the pattern snow enthusiasts crave. For now, serious powder hunters should look northward to Alaska's wilderness, where genuine winter conditions are establishing their grip, even if accessible skiing remains limited in these remote Arctic reaches.