Snowflakes began falling as a powerful winter storm swept across Alaska’s Klondike Highway and the Sierra crest in California, bringing hazardous conditions to thousands of miles of mountain roads. With up to 12 inches of snow forecast for Alaska and as much as 18 inches for California,

The NWS has warned that heavy snowfall and—in some cases—blustery, high winds could “cause hazardous travel conditions.”

An updated winter storm watch was issued by the NWS San Diego CA on Wednesday at 9:30 p.m. valid from Thursday 10 a.m. until Saturday 10 a.m. for San Bernardino County Mountains and Riverside County Mountains.

Thanksgiving winter storm forecast snow; Here's what to expect for holiday travel and the Farmer's Almanac winter weather 2025-26 predictions

Thanksgiving winter storm forecast snow; Here's what to expect for holiday travel and the Farmer's Almanac winter weather 2025-26 predictions

At 10:28 p.m. on Wednesday, the NWS Los Angeles/Oxnard CA released an updated winter storm watch valid from Thursday 1 p.m. until Saturday 10 a.m. for Western San Gabriel Mountains and Highway 14 Corridor and Eastern San Gabriel Mountains.

A winter storm warning remains in effect until 7 p.m. this evening for southern Franklin, southeastern St. Lawrence and western Clinton counties as snowfall totals of up to 18 inches are forecast. This combines what fell on Sunday with additional snow expected through today.

Philadelphia has been stuck in a snow drought, with four straight winters of below-average snowfall. But there is some hope for snow lovers this season.