Update: Flood Advisory For The Mother Lode
A Flood Advisory is in effect for both Tuolumne and Calaveras counties until noon today (Monday).
Urban and small stream flooding caused by excessive rainfall is expected. There is some minor flooding in low-lying and poor drainage areas.
At 4 AM, Doppler Radar and automated rain gauges indicated moderate to heavy rain.
Some locations that may experience flooding include Sonora and San Andreas.
Turn around, don`t drown when encountering flooded roads. Most flood deaths occur in vehicles.
Meanwhile, a Flood Watch continues to remain in effect for the Mother Lode, through late tonight.
Isolated thunderstorms with heavy rain may occur this afternoon.
Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. Storm drains and ditches may become clogged with debris.
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
Additionally, the National Weather Service has issued a Winter Storm Warning for the western slope of the northern Sierra Nevada, until 10 PM tonight. A Winter Storm Warning is also in effect for Yosemite National Park above 7,000 feet, through 1 AM Tuesday.
Periods of heavy snow is forecast. The heaviest snow is expected this morning before becoming more intermittent this afternoon.
Additional snow accumulations above 6,000 feet will range from four inches to a foot-and-a-half. The higher you go, the more the snow.
Winds may continue to gust as high as forty mph.
Travel could be very difficult to nearly impossible. Avoid travel in the upper elevations if possible. If you must travel, remember to carry tire chains, plenty of food, a good deal of water, warm clothing, and a flashlight in your vehicle in case of an emergency.