![]() So what does all this rain and snow mean for the drought? "This snowpack actually rivals 1982-1983, which is the largest snowpack on record," said Guzman. The winter storms brought unusually heavy snows to the mountains and snowfall reaching rarely seen low elevations over the past week. "That results in a 177% of average to date and a 170% of the April 1 average at this location." "For our survey we recorded a snow depth of 116.5 inches and 41.5 inches for snow water content," said Guzman. "After almost a month-long dry spell during February, this last week brought a significant amount of rain and snow statewide, especially in the southern and central Sierra Nevada," said Sean de Guzman, who's the manager of the Snow Surveys and Water Supply Forecasting section of CDWR. The survey will also help water managers who allocate California's natural water resources to regions downstream. The data collected helps determine the amount of water that will melt and run off to state reservoirs during warmer months. The third snow survey of the season began Friday in the Sierra Nevada Mountains. (KABC) - The water content of the Sierra snowpack, which provides about a third of California's water, is almost twice the average thanks to the recent winter storms, according to the state Department of Water Resources. In the northern Rockies of Montana and Idaho, the coldest air of the season moved in on Monday and is expected to last through most of the week.The water content of the Sierra snowpack, which provides about a third of California's water, is almost twice the average thanks to the recent winter storms. Temperatures will tumble as cold air arrives behind the weather system. Falling trees and limbs could lead to power outages due to the gusty winds and snow. The storm's impacts will be more widespread in the higher mountains, especially in western Nevada, where significant snow will be possible. WHAT YOU SHOULD KNOW ABOUT BLOWING, DRIFTING SNOW In Nevada, strong winds and blowing snow amid gusts of 65 mph or higher will be the main concern for the lower elevations as rain amounts are expected to remain on the lighter side. "We are looking at a substantial snow for the Sierra Nevada, especially in the higher elevations." Coldest weather of season for northern Rockies "We’re not going to see improvements until the middle of the week, so that’s what you evaluate here is how much time do you have to play with," Merwin said. You’re also talking about more than 6 to 8 inches of snow."Īccording to the FOX Forecast Center, rain and heavy mountain snow will persist through Wednesday. A Winter Storm Warning – that’s when I would suggest waiting until the warning has let up because you’re going to have visibility issues. You just really need to look into what you’re getting yourself into. ![]() "When you have a (Winter Weather) Advisory, you definitely want to make sure you know what you are getting yourself into you want to allow for that extra drive time, but I wouldn’t completely cancel your plans. "The way I look at it is: If you have a Winter Storm Warning in effect, that’s when I take a pause," said FOX Weather meteorologist Britta Merwin. Strong winds gusting as high as 65 to 75 mph along the mountain peaks will make for blowing snow and reduced visibility. To the south, Winter Storm warnings remained in effect for the mountains of Los Angeles, Ventura, Riverside and San Bernardino counties as 8 to 14 inches of snow – with isolated areas of up to 20 inches – was expected above 6,000 feet. The freeway reopened early Tuesday morning, with officials spot-checking each vehicle for chains before allowing them to proceed, only to shut down again later in the day due to additional crashes and spinouts. The northbound lanes of Interstate 5 were closed for several hours Monday night at Fawndale just north of Redding due to heavy snow. In Northern California, Winter Storm warnings were in effect for the Mount Shasta area for as much as 1 to 2 feet of snow. Winter driving conditions extended into both the Northern California and Southern California mountains. "If you don't need to be out on the road… it's best to just stay home and enjoy some hot chocolate," the National Weather Service office in Reno, Nevada, said. ![]()
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