[MTHOLLYSVRWX] Winter Storm Warning or Watch or Advisory : PHI@ 12/15/2008 8:37:47 PM

[svrwx at wx3i.net]

WWUS41 KPHI 160137
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
837 PM EST MON DEC 15 2008

PAZ060>062-067>069-161100-
/O.CON.KPHI.WS.A.0006.081216T1200Z-081217T1400Z/
BERKS-LEHIGH-NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...READING...ALLENTOWN...BETHLEHEM...
EASTON...WEST CHESTER...NORRISTOWN...DOYLESTOWN
837 PM EST MON DEC 15 2008

...WINTER STORM WATCH REMAINS IN EFFECT FROM 7 AM EST TUESDAY
THROUGH WEDNESDAY MORNING...

A WINTER STORM WATCH REMAINS IN EFFECT FROM 7 AM EST TUESDAY
THROUGH WEDNESDAY MORNING. 

A MIXED PRECIPITATION WINTRY WEATHER EVENT IS LIKELY STARTING
TUESDAY.

A COLD FRONT IS MOVING THROUGH THE REGION OVERNIGHT WITH ARCTIC AIR
BEHIND IT AND WAVES OF LOW PRESSURE ARE FORECAST TO MOVE ALONG THE
FRONTAL BOUNDARY. A COUPLE OF PRECIPITATION SURGES ARE FORECAST TO
AFFECT THE REGION.

PRECIPITATION SHOULD BE RAIN EARLY TUESDAY MORNING. BY TUESDAY
AFTERNOON IT WILL BE COLD ENOUGH ALOFT FOR PRECIPITATION TO CHANGE
TO SLEET AND OR SNOW. AS MORE COLDER AIR MOVES IN... ITS POSSIBLE
THAT PRECIPITATION MIGHT CHANGE TO ALL SNOW TUESDAY EVENING. THE
PROCESS IS THEN EXPECTED TO REVERSE ITSELF LATER TUESDAY NIGHT AND
WEDNESDAY MORNING AS WARMER AIR MOVES IN ALOFT. THIS WILL INCREASE
THE LIKELIHOOD OF FREEZING RAIN OCCURRING. THE PRECIPITATION
SHOULD CHANGE TO PLAIN RAIN RAIN AS WEDNESDAY CONTINUES.

PRIOR TO THE CHANGE...THERE COULD BE A COUPLE OF INCHES OF SNOW
AND SLEET AS WELL AS AROUND ONE QUARTER OF AN INCH. THIS EVENT
WOULD IMPACT THE EVENING COMMUTE ON TUESDAY AND ALSO HAVE AN
IMPACT ON THE WEDNESDAY MORNING COMMUTE.

PLEASE USE THE TIME PRIOR TO THE EVENT TO MAKE THE NECESSARY
PREPARATIONS. A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR
SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT
TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS.

$$


TFG