WINTER WEATHER ADVISORY
Warning Issue Date: 412 AM EST FRI DEC 18 2009
...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO
7 PM EST SATURDAY...
A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM NOON TODAY TO
7 PM EST SATURDAY.
BASIS...AN AREA OF LOW PRESSURE IN THE GULF OF MEXICO WILL TRACK
NORTHEAST ALONG THE CAROLINA COAST FRIDAY NIGHT THROUGH SATURDAY.
PRECIPITATION TYPES AND ACCUMULATION...SNOW AND SLEET ARE EXPECTED
TO DEVELOP ACROSS THE REGION THIS AFTERNOON. SNOW ACCUMULATIONS
OF UP TO AN INCH WILL BE POSSIBLE. THE SNOW WILL CHANGE TO MOSTLY
RAIN DURING THE EVENING HOURS. THERE MAY BE SOME FREEZING RAIN
LATER TONIGHT THROUGH SATURDAY MORNING. WITH THE STORM SYSTEM
STILL IN THE INITIAL STAGES OF DEVELOPMENT...THE TRACK OF THE LOW
PRESSURE SYSTEM REMAINS UNCERTAIN. THE SMALLEST DEVIATION EAST OR
WEST FROM THE CURRENT FORECAST TRACK...COULD RESULT IN HEAVIER OR
LESSER AMOUNTS OF SNOW OR ICE ACROSS THE ADVISORY AREA.
TIMING AND DURATION...PRECIPITATION WILL BEGIN AS SNOW ACROSS THE
NORTHWEST AND CENTRAL PIEDMONT...INCLUDING THE TRIANGLE REGION
FRIDAY AFTERNOON. THE PRECIPITATION MAY BECOME A MIXTURE OF
SLEET... FREEZING RAIN...OR RAIN FRIDAY NIGHT...BEFORE ENDING AS
RAIN... FREEZING RAIN OR FREEZING DRIZZLE BY SATURDAY EVENING.
IMPACTS...TRAVELING WILL BECOME SLICK ACROSS THE ADVISORY AREA
FRIDAY AFTERNOON INTO EARLY SATURDAY... WITH SLICK ICY SPOTS
DEVELOPING FIRST ON ELEVATED SURFACES...INCLUDING BRIDGES AND
OVERPASSES... BEFORE ALL ROAD SURFACES ARE IMPACTED LATER IN THE
DAY FRIDAY. SOME POWER OUTAGES MAY OCCUR DUE TO THE COMBINATION OF
FREEZING RAIN AND STRONG WINDS OF 20 TO 30 MPH.
$$
BADGETT
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