Did you see whats happening out near Lake Tahoe and the mountains surrounding it? Here's a few excerpts from the National Weather Service bulletins for today:

...DO NOT ATTEMPT TO TRAVEL ACROSS THE SIERRA PASSES. ATTEMPTING TO TRAVEL IN THE SIERRA WILL PUT YOUR LIFE AT RISK! VERY HIGH SNOWFALL RATES WILL MAKE IT IMPOSSIBLE FOR ROAD CREWS AND EMERGENCY PERSONNEL TO KEEP ROADS PASSABLE AND TO ASSIST STRANDED VEHICLES. IF YOU DO ATTEMPT TRAVEL IN THE SIERRA YOUR CHANCES OF BEING STRANDED FOR MORE THAN A FEW HOURS IS VERY HIGH.....

.... EXTREMELY HEAVY SNOW WILL OCCUR FRIDAY MORNING THROUGH
SATURDAY MORNING WITH SNOWFALL RATES UP TO 6 INCHES PER HOUR ....

.... STRONG WINDS WILL CONTINUE THROUGH FRIDAY NIGHT...WITH THE MOST DANGEROUS WINDS FROM EARLY FRIDAY MORNING THROUGH FRIDAY EVENING. WIND GUSTS UP TO 70 MPH WILL BE COMMON WITH GUSTS NEAR 145 MPH OVER THE SIERRA RIDGES....

They're expecting between 7 and 12 FEET of snow in some areas!!