Wednesday, December 15, 2010

Special Weather Statement from NOAA

...STORMY WEATHER HEADED FOR NORTHERN CALIFORNIA THIS WEEKEND AND 
INTO NEXT WEEK... 
 
A LARGE WEATHER SYSTEM DROPPING OUT OF THE GULF OF ALASKA WILL 
BRING RAIN...WIND AND LARGE AMOUNTS OF MOUNTAIN SNOW TO NORTHERN 
CALIFORNIA BEGINNING FRIDAY...AND LASTING THROUGH THE WEEKEND AND 
INTO NEXT WEEK. 
PERIODS OF HEAVY RAIN AND MOUNTAIN SNOW SHOULD BEGIN FRIDAY NIGHT 
AND SATURDAY. NEARLY CONTINUOUS RAIN AND SNOW IS EXPECTED THROUGH 
THE WEEKEND...WITH MORE PERIODS OF HEAVY PRECIPITATION EXPECTED 
EARLY NEXT WEEK. 
THE CENTRAL VALLEY COULD SEE 2 TO 5 INCHES OF RAINFALL FROM FRIDAY 
INTO EARLY NEXT WEEK...WITH RAINFALL AMOUNTS EXCEEDING 6 INCHES IN 
THE FOOTHILLS. AT THE HIGHER ELEVATIONS...NEW SNOWFALL ACCUMULATIONS 
OF SEVERAL FEET ARE POSSIBLE. SNOW LEVELS ARE EXPECTED TO BE 
FAIRLY TYPICAL FOR THIS TIME OF YEAR VARYING BETWEEN 4000 AND 6000 
FEET. THIS PUTS SNOW LEVELS BELOW THE MAJOR PASS LEVELS AND TRAVEL 
DIFFICULTIES THROUGH THE MOUNTAINS WILL ALMOST CERTAINLY BECOME A 
FACTOR AS HEAVY SNOW ACCUMULATIONS OCCUR. GUSTY WINDS WILL BRING 
BLOWING SNOW AND REDUCED VISIBILITIES AS WELL. 
AT THE LOWER ELEVATIONS...LEAF FALL AND CLOGGED STORM DRAINS STILL 
REMAIN A PROBLEM THIS SEASON AND WILL LIKELY CAUSE LOCALIZED 
STREET FLOODING DURING PERIODS OF HEAVY RAIN. 
THE WET PATTERN MAY CONTINUE THROUGH MUCH OF NEXT WEEK. 
NORTHERN CALIFORNIANS SHOULD BE PREPARED FOR AN EXTENDED PERIOD OF 
VERY WET WEATHER BEGINNING THIS FRIDAY. IF TRAVELING...ESPECIALLY 
THROUGH THE MOUNTAINS...BE SURE AND CHECK THE LATEST WEATHER 
AND ROAD CONDITIONS BEFORE DEPARTURE AND CONTINUE TO MONITOR THIS 
DEVELOPING STORM SYSTEM.

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