In the Sacramento Valley, 2 to 8 inches of snow are forecast for elevations between 1,000 to 1,500 feet, 1 to 2 feet at 1,500 to 3,000 feet and 1 to 3 feet at 3,000 to 5,000 feet. Just south of the Bay Area, the Santa Lucia Mountains along the Big Sur Coast are forecast to see heavy snow at elevations above 1,500 feet, especially on Friday morning, Murdock said. "A lot of our cold air ends up being on the drier side." "There are moments when it will be cold enough for snow to fall below 1,000 feet but the moisture also has to line up at that time," Murdock said. (Get the complete Bay Area snow forecast on SFGATE.) The North Bay is likely to see the heaviest snow and has the highest chance for snow at the valley floor. "The odds are you’re going to see white caps on the mountains in the Bay Area," said Brayden Murdock, a forecaster with the weather service. Snow is also expected in the Santa Cruz Mountains. Helena and Mount Tamalpais in the North Bay to Mount Diablo in the East Bay to Mount Hamilton in the South Bay - Thursday night into Friday morning. The Bay Area is likely to see snow on all of its highest peaks - from Mount St. "The hail could stay on the ground for awhile as opposed to melting," he said. While snow is possible at the beaches, hail is almost certain across locations at sea-level, Carroll said. The hail could impact roads in Del Norte, Trinity, Humboldt, Mendocino and Lake counties. "Just a few hundred feet above sea level along the North Coast–including the Hwy 101 corridor–locally heavy snow accumulations are possible." "This has actually happened previously several times in the past decade, but the potential for more widespread or more substantial accumulations exists this time around," Swain wrote in his blog. The coastal towns of Crescent City and Eureka could see snow all the way to the beaches, Swain said. In the far reaches of Northern California, weather models are showing a "60% to 80% chance of at least a dusting of snow along the coast north of Cape Mendocino and a 40% to 60% chance along the Mendocino Coast north of Point Arena," the weather service's Eureka office wrote in its forecast. Those snow levels are going to be plummeting through the afternoon and the evening hours." To the south, snow levels are closer to 5,000 feet in places like Ukiah and Mendocino and Lake counties. "It looks like the snow levels are probably running around 2,500 feet or so in the northern part of our area, which is near Crescent City. "We're already seeing showers, and snow levels are starting to drop," said Scott Carroll, a forecaster at the weather service's Eureka office. Not all locations at 1,000 feet and above will see snow, but "the potential is there for some very high impact snowfall down to elevations that rarely see such events," Swain wrote in his Weather West blog.Īlong California's North Coast, the weather service is forecasting heavy snow above 1,000 feet with the possibility of snow even falling at sea level as early as Tuesday and continuing into Saturday. "There’s going to be a good dose of winter going on."Īny place in the state that's at 900 to 1,000 feet in elevation or above could potentially see a dusting of snow, as the system delivers a very cold air mass from Alaska and western Canada. "The cold air drops down all the way around the state," Jan Null, a meteorologist with Golden Gate Weather Services said. The chance for rain, hail and snow continues in both Northern and Southern California through Saturday. The system is forecast to spread into the northern part of the state Tuesday afternoon and evening, kicking up winds and bringing an initial chance of precipitation.
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