053 WWUS46 KLOX 101324 WSWLOX URGENT - WINTER WEATHER MESSAGE National Weather Service Los Angeles/Oxnard CA 624 AM PDT Sun Mar 10 2019 ...WINTER WEATHER ADVISORY IN EFFECT UNTIL 6 AM PDT MONDAY FOR THE MOUNTAINS OF LOS ANGELES, VENTURA, AND SANTA BARBARA COUNTIES... .A cold upper level low pressure system will bring a threat of snow showers to the local mountains through tonight. With the deepest moisture and greatest instability this afternoon and evening, this will be the period of greatest concern for locally higher snow intensities. While the greatest snow accumulations are expected above 4500 feet with this event, we could see snow levels locally falling as low as 3000 feet in heavier showers or thunderstorms. CAZ052-054-110100- /O.CON.KLOX.WW.Y.0011.000000T0000Z-190311T1300Z/ Santa Barbara County Mountains- Los Angeles County Mountains excluding the Santa Monica Range- Including the cities of San Marcos Pass, San Rafael Wilderness Area, Dick Smith Wilderness Area, Acton, Mount Wilson, and Sandberg 624 AM PDT Sun Mar 10 2019 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM PDT MONDAY... * WHAT...Snow. Accumulations of 2 to 4 inches expected above 4500 feet, with local accumulations of 1 to 2 inches possible between 3500 and 4500 feet, including Interstate 5 near the Grapevine. Snow levels could locally fall as low as 3000 feet in heavier showers this afternoon and evening. * WHERE...Santa Barbara County Mountains and Los Angeles County Mountains excluding the Santa Monica Range. * WHEN...Until 6 AM PDT Monday. * ADDITIONAL DETAILS...Plan on slippery road conditions. Be prepared for reduced visibilities at times. Check the latest roadway conditions for potential traffic delays and possible closures. Interstate 5 near the Grapevine could be impacted by accumulating snow with this event. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means periods of snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. The latest road conditions from CalTrans are available by calling 1 800 4 2 7 7 6 2 3. && $$ CAZ053-110100- /O.CON.KLOX.WW.Y.0011.000000T0000Z-190311T1300Z/ Ventura County Mountains- Including the cities of Lockwood Valley and Mount Pinos 624 AM PDT Sun Mar 10 2019 ...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM PDT MONDAY... * WHAT...Snow. Accumulations of 2 to 4 inches expected above 4500 feet, except 4 to 8 inches possible across the northern portions near the Kern County line. Local accumulations of 1 to 2 inches are possible between 3500 and 4500 feet. The highest snowfall intensities are expected this afternoon and evening when there is also a slight chance of thundersnow. Snow levels could locally fall as low as 3000 feet in heavier showers or thunderstorms during this period. * WHERE...Ventura County Mountains. * WHEN...Until 6 AM PDT Monday. * ADDITIONAL DETAILS...Plan on slippery road conditions. Be prepared for reduced visibilities at times. Check the latest roadway conditions for potential traffic delays and possible closures. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Winter Weather Advisory for snow means periods of snow will cause primarily travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving. The latest road conditions from CalTrans are available by calling 1 800 4 2 7 7 6 2 3. && $$ Rorke