A winter storm warning has been issued for Yosemite, Upper San Joaquin River, and Kaiser to Rodgers Ridge by the National Weather Service (NWS), effective from 10 p.m. Monday, February 11, until 4 p.m. Wednesday. This advisory, released at 12:19 p.m. on Monday, forecasts total snow accumulations of 12 to 18 inches above 7,000 feet, potentially reaching up to 24 inches in the highest elevations. Winds are expected to gust between 40 and 50 mph, creating hazardous conditions.
The NWS warns that travel may become very difficult, if not impossible, particularly affecting the Tuesday morning and evening commutes. Those who must travel are urged to prepare for emergencies by keeping extra flashlight batteries, food, and water in their vehicles. For the latest road conditions, travelers can call 511 for updates in their respective states.
In addition to the winter storm warning, residents in the San Francisco Bay Area can expect to receive emergency alerts on their mobile phones regarding significant hazards. They are encouraged to register for local county alert systems and keep abreast of updates through local agency social media channels. Residents can find specific emergency alert details by visiting their county’s website, including Santa Clara, San Mateo, Alameda, Contra Costa, Solano, Napa, Sonoma, San Francisco, and Marin Counties.
For those in need of shelter during extreme weather, various resources are available. Santa Clara County has an Overnight Warming Location program in San Jose. Alameda County provides a list of winter shelters through its Health Care for the Homeless program, while San Mateo County residents should visit local Core Service Agencies to access the Inclement Weather Program. Contra Costa County can be contacted at 211 for shelter information, Solano County lists emergency centers for warmth, and additional links are available for Napa and Sonoma counties as well.
Given the extreme conditions anticipated, the NWS also offers valuable winter driving safety tips. It is crucial for drivers to reduce speed, exercise caution, and avoid any unnecessary travel when snowy or icy road conditions prevail. Preparations should include keeping vehicles stocked with essential supplies and informing friends or family of travel plans. If stranded, staying calm, signaling for help, and making a vehicle visible can greatly improve safety.
With a proactive approach to severe winter weather, residents and travelers can better navigate the challenges presented by these conditions, ensuring safety and preparedness during this winter storm.