A low pressure located near the Canada Washington border will shift south overnight bringing snow tomorrow to all areas. The coast could see snow as early at 1AM though most areas will hold off a few more hours with accumulation beginning between 7 to 9AM. Valleys will start to see snow between 8AM and noon with accumulation starting between 9 and 11AM. The Cascades will see snow beginning around 7AM with accumulation between 8 and 10AM. Northern California could see showers as early as 5AM with most areas holding off until 10AM with accumulation beginning between 10AM and 1PM. The Klamath Basin will see snow showers between 10AM and noon with most accumulation happening in the afternoon.
Snow totals will be highest at the higher elevations but we could see 2 to 4 inches in west side valleys below 1,000′ and 3 to 6 inches in the foothills.
Coast: Trace to 1″ at sea level, up to 3″ above 1,000 feet and higher in the coast range.
Valley: 2″ to 4″ below 1,000 feet, 3″ to 6″ in the foothills and 8″ to 10″ possible above 3,000 feet.
Cascades: 6″ to 10″ with local amounts up to a foot!
Siskiyou County: 4″ to 8″ with 6″ to 8″ possible over the Siskiyou Pass.
Klamath Basin: 3″ to 6″
While the morning commute will not be impacted, the commute home and school buss ride home will be the problem. Then through the weekend, snow sticking to roads as well as icy roads and the potential for black ice. While temperatures will remain below freezing this weekend for inland areas through the next several days, the sun will be out and cause snow to melt and re-freeze creating hazardous conditions. Sidewalks also will be slick. Main road impacts will be: I-5, Highways: 199, 140, 66, 99, 62, 138, 97, 230, and 395.
On the backside of this storm temperatures drop even further! Single digits are expect for west side valleys, below zero for the east side and some higher elevations, with highs staying below freezing for west side valleys through Monday and in the teens and 20s for the mountains and east side. Take precautions to prevent pipes from freezing, bring pets indoors and keep outdoor livestock warm with drinkable water.
Stay tuned to Newswatch12 for school closures and more on this storm threat with cold air following. Thanks for logging on and have a great evening!