Below is the latest Winter Storm Warning, which covers pretty much the entire area of interest here (Yosemite to Tehachapi). Any added highlighting is mine.

Winter Storm Warning

KERN COUNTY MOUNTAINS-SIERRA NEVADA FROM YOSEMITE TO KINGS CANYON-TULARE COUNTY MOUNTAINS, INCLUDING THE CITIES OF TEHACHAPI, LAKE ISABELLA, SHAVER LAKE, YOSEMITE VALLEY, CAMP NELSON, GIANT FOREST, JOHNSONDALE, LODGEPOLE
454 AM PST WED JAN 20 2010

A WINTER STORM WARNING FOR THE KERN COUNTY MOUNTAINS AND THE
HIGHER ELEVATIONS OF THE SOUTHERN SIERRA NEVADA REMAINS IN EFFECT
UNTIL 4 AM PST THURSDAY.

TIMING: THE NEXT STORM WILL REACH THE SOUTHERN SIERRA NEVADA THIS MORNING, WITH SNOW CONTINUING THROUGH THE AFTERNOON AND OVERNIGHT INTO THURSDAY MORNING.

SNOW AMOUNTS: TOTAL SNOWFALL THROUGH THURSDAY MORNING WILL BE UP TO 6 FEET ABOVE 7000 FEET, AND 2 TO 4 FEET ABOVE 5000 FEET. GUSTY WINDS OVER AND NEAR THE CREST WILL CREATE CONSIDERABLE BLOWING AND DRIFTING SNOW. THE SNOW LEVEL WILL REMAIN AROUND 4000 TO 4500 FEET THROUGH EARLY THURSDAY MORNING.

MAIN IMPACT: EXTREMELY HEAVY SNOW WILL MAKE TRAVEL NEARLY IMPOSSIBLE. IF YOU LIVE OR WORK IN THE HIGHER ELEVATIONS, YOU MAY BE UNABLE TO REACH YOUR DESTINATION, OR YOU MAY NOT BE ABLE TO MOVE TO A LOWER ELEVATION.

OTHER IMPACTS: THIS WILL BE A LONG DURATION EVENT, AND IT IS LIKELY TO PERSIST INTO LATE FRIDAY. TOTAL SNOWFALL THROUGH FRIDAY COULD BE AS MUCH AS 10 FEET ABOVE 6000 TO 7000 FEET.

Last edited by CaT; 01/20/10 10:29 AM. Reason: Updated as of Jan. 20

If future generations are to remember us with gratitude rather than contempt, we must leave them more than the miracle of technology. We must leave them a glimpse of the world as it was in the beginning, not just after we got through with it.
- Lyndon Johnson, on signing the Wilderness Act into law (1964)