7/26/2023 0 Comments Incoming storm![]() ![]() Because warmer air can hold more moisture, atmospheric rivers can carry bigger cargoes of precipitation. To hear more audio stories from publications like The New York Times, download Audm for iPhone or Android.īut in a state where scarcity of water has long been the central fact of existence, global warming is not only worsening droughts and wildfires. This will cool its payload of vapor and kick off weeks and waves of rain and snow. When this torpedo of moisture reaches California, it will crash into the mountains and be forced upward. It will be carrying so much water that if you converted it all to liquid, its flow would be about 26 times what the Mississippi River discharges into the Gulf of Mexico at any given moment. This vapor plume will be enormous, hundreds of miles wide and more than 1,200 miles long, and seething with ferocious winds. No one knows exactly when, but from the vast expanse of tropical air around the Equator, atmospheric currents will pluck out a long tendril of water vapor and funnel it toward the West Coast. Motorists also can call the California Highway Information Network automated phone service at 1-800-427-ROAD (7623).California, where earthquakes, droughts and wildfires have shaped life for generations, also faces the growing threat of another kind of calamity, one whose fury would be felt across the entire state.Īccording to new research, it will very likely take shape one winter in the Pacific, near Hawaii. Highway 50 during chain-enforcement periods.Ĭheck out Caltrans' “ QuickMap” for current road conditions and chain requirements or download the free QuickMap app on the App Store or Google Play. ![]() Periods of chain control are anticipated during both storms with posted speed limits of 30 mph on Interstate 80 and 25 mph on U.S. Motorists also are reminded to carry traction-control devices in their vehicles as permitted highway chain installers do not sell traction devices. Further tips for safe winter driving and information about chain controls can be found at Winter Driving Tips. Motorists are advised to be alert for roadway ponding or fallen trees/debris from high winds.Ĭaltrans reminds drivers to winterize vehicles by ensuring tires are properly inflated and have good tread, and to stock up with water, blankets, snacks, a flashlight and a full tank of gas before mountain travel. Significant rainfall totals are also anticipated in valley and foothill areas between Tuesday and Friday: 3-4 inches in Chico, 2-3 inches in Sacramento and 5-7 inches in Grass Valley. ![]() Highway 50 and State Routes 20, 89, and 267. Major travel delays are anticipated with potential temporary highway closures for motorist safety on Interstate 80, U.S. High winds coupled with heavy snowfall may lead to whiteout conditions in the Sierra. Snow levels for the storm are anticipated to begin around 500-2,500 feet and increase to 4,000 feet by the end of the work week. MARYSVILLE – Significant rain and snowfall totals are anticipated Tuesday through Friday this week as a major storm impacts the Sierra and Valley areas.īetween Tuesday evening and Friday morning, snowfall totals between 60-80 inches at Donner Pass and 48-60 inches at Echo Summit are anticipated, according to the National Weather Service. ![]()
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