Heavy snow expected in Sierra as extended storm arrives in Northern California

At first it’s anticipated to be “moist cement-like snow,” Richards stated, as a consequence of excessive water content material. Areas above 7,500 toes may see a rain-snow combine as moderate-to-heavy rain strikes throughout the mountains. Larger and chillier areas may see from 12 to 18 inches of snow.

The colder section of the storm, which is able to convey extra snowfall, ought to see ranges fall to round 5,000 toes, or roughly 1,200 toes under Lake Tahoe. Mammoth, which is above 8,000 toes, will see as much as two toes alongside the Sierra Crest, based on Richards.

Because of the
excessive winds and precipitation
within the early section of the storm, it may begin turning into tough to succeed in the mountains by airplane or automotive beginning late Tuesday. The Nationwide Climate Service stated it expects little break in precipitation between now and January 1.

CalTrans and the California Freeway Patrol had not introduced any Sierra street closures or journey advisories as of Monday afternoon. However the climate service issued backcountry avalanche warnings for the Jap Sierra and Better Lake Tahoe space.

Daniel Swain, a local weather scientist on the UCLA Institute of the Setting and Sustainability, stated that Northern California can count on a basic “atmospheric river household,” which features a sturdy Pacific jet and chronic low stress close to the Gulf of Alaska. The sample may final for seven to 10 days,
according to a tweet
from Swain.

Jordan Parker (he/him) is a San Francisco Chronicle employees author. Electronic mail: jordan.parker@sfchronicle.com. Twitter: @jparkerwrites.