SPECIAL WEATHER STATEMENT
Issue Date: 414 AM PST SUN DEC 6 2009
Expiration: 500 PM PST SUN DEC 06 2009
...ACTIVE WEATHER PATTERN LIKELY THROUGH THE UPCOMING WEEK...
A SERIES OF COLD STORM SYSTEMS WILL IMPACT CALIFORNIA AND NEVADA
THROUGH THE UPCOMING WEEK.
THE FIRST SYSTEM WILL BE ACCOMPANIED BY A COLD AIR MASS...BRINGING
SNOW TO EASTERN CALIFORNIA AND WESTERN NEVADA FROM TONIGHT
THROUGH MONDAY. SIGNIFICANT SNOW ACCUMULATIONS ARE POSSIBLE
ACROSS THE EASTERN SIERRA AND PORTIONS OF WESTERN NEVADA WHICH
COULD PRODUCE DIFFICULT DRIVING CONDITIONS FOR THE MONDAY
COMMUTES. A WINTER STORM WATCH HAS BEEN ISSUED FOR PORTIONS OF
EASTERN CALIFORNIA AND WESTERN NEVADA WITH THIS SYSTEM.
A VERY COLD AIR MASS WILL MOVE INTO THE AREA MONDAY INTO TUESDAY
WITH HIGH TEMPERATURES STRUGGLING TO REACH FREEZING EVERYWHERE.
LOW TEMPERATURES TUESDAY AND WEDNESDAY MORNINGS HAVE THE POTENTIAL
TO BE QUITE COLD...TEN DEGREES BELOW ZERO UP TO 15 DEGREES ABOVE
ZERO. THESE WELL BELOW NORMAL TEMPERATURES WILL CONTINUE THROUGH
WEDNESDAY.
A SECOND STORM IS POSSIBLE THURSDAY INTO FRIDAY. THIS SYSTEM WILL BE
SLIGHTLY WARMER THAN THE FIRST. BUT WITH PLENTY OF COLD AIR
TRAPPED IN THE VALLEYS...THE STORM WILL BEGIN AS SNOW...POSSIBLY
CHANGING OVER TO A MIX OF SNOW AND RAIN BELOW 5000 FEET LATE IN
THE EVENT. THERE REMAINS SIGNIFICANT UNCERTAINTY WITH REGARDS TO
PRECIPITATION AMOUNTS WITH THIS SECOND SYSTEM.
LOCAL OFFICIALS...EMERGENCY MANAGERS AND ANYONE WITH TRAVEL PLANS
THIS UPCOMING WEEK SHOULD CONTINUE TO MONITOR THE FORECASTS AND
FURTHER STATEMENTS FOR BOTH THESE STORMS.
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