Alert archive / Pennsylvania / Winter Weather Advisories in 2016

Winter Weather Advisory 14, NWS Philadelphia/Mount Holly

December 10, 20167 counties in New Jersey; 8 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this winter weather advisory at Dec 10, 2016, 2:29 PM EST for 7 counties in New Jersey; 8 counties in Pennsylvania. It took effect at Dec 11, 2016, 1:00 PM EST. It was in force for 19 hr.

The area

The counties it named.

The facts

Issued
Dec 10, 2016, 2:29 PM EST (19:29 UTC)
In effect from
Dec 11, 2016, 1:00 PM EST
Expired
Dec 12, 2016, 8:22 AM EST
In force
19 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Hunterdon County, NJ, Mercer County, NJ, Middlesex County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Carbon County, PA, Chester County, PA, Lehigh County, PA, Monroe County, PA, Montgomery County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 95 km from the middle of the area, began a volume at 19:32 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 7.5 hours before the alert went out and 193 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Brookhaven, NY at 12:00Z on 2016-12-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 12:00Z on 2016-12-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -51 square meters per square second.1939587897117Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
893 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
-51 m²/s²
0-3 km storm-relative helicity
92 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

305 
WWUS41 KPHI 101929
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
229 PM EST SAT DEC 10 2016


NJZ001-007-008-PAZ054-055-062-110900-
/O.NEW.KPHI.WW.Y.0014.161211T1800Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON
229 PM EST SAT DEC 10 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM SUNDAY TO 9 AM EST
MONDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW, SLEET AND FREEZING RAIN, WHICH IS IN
EFFECT FROM 1 PM SUNDAY TO 9 AM EST MONDAY.

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...SNOW TO ICE.  

* ACCUMULATIONS...GENERAL SNOW ACCUMULATIONS OF 1 TO 3
  INCHES...ALONG WITH GENERALLY LESS THAN A TENTH OF AN INCH OF
  ICE. SNOW ACCUMULATIONS MAY SLIGHTLY EXCEED 3 INCHES IN PARTS OF
  THE SOUTHERN POCONOS AND NORTHERN SUSSEX COUNTY NEW JERSEY
  DEPENDING ON WHEN SNOW CHANGES TO FREEZING RAIN.

* TIMING...PERIODS OF GENERALLY LIGHT SNOW DEVELOP SOMETIME MIDDAY
  SUNDAY WITH BELOW FREEZING TEMPERATURES AND CONTINUES INTO THE
  EVENING. SNOWFALL SHOULD INTENSIFY AFTER MIDNIGHT AND THEN TURN
  TO SLEET AND FREEZING RAIN BETWEEN 3 AND 6 AM MONDAY, THEN TO
  NON FREEZING RAIN BETWEEN 7 AM AND 10 AM MONDAY.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS
  DRIVING CONDITIONS ON ALL UNTREATED SURFACES. 

* TEMPERATURES...FROM THE MID 20S TO LOWER 30S SUNDAY RISING
  SLOWLY TOWARD DAWN MONDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ009-010-PAZ060-061-105-110900-
/O.NEW.KPHI.WW.Y.0014.161211T1800Z-161212T1100Z/
HUNTERDON-SOMERSET-BERKS-LEHIGH-UPPER BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
ALLENTOWN...CHALFONT...PERKASIE
229 PM EST SAT DEC 10 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM SUNDAY TO 6 AM EST
MONDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW SLEET AND FREEZING RAIN...WHICH IS IN
EFFECT FROM 1 PM SUNDAY TO 6 AM EST MONDAY.

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING
  THROUGH THE LEHIGH VALLEY INTO NORTH CENTRAL NEW JERSEY.

* HAZARD TYPES...SNOW TO ICE.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH OR SO...ALONG
  WITH AROUND A TENTH OF AN INCH OF FREEZING RAIN.

* TIMING...LIGHT SNOW SHOULD BEGIN MIDDAY SUNDAY OR DURING THE
  AFTERNOON AND MAY END FOR A TIME SUNDAY EVENING, BEFORE STARTING
  UP AS A BIT HEAVIER SNOW OR SLEET AROUND MIDNIGHT. PRECIPITATION
  SHOULD CHANGE TO FREEZING RAIN BY 4 AM AND THEN NON FREEZING
  RAIN AROUND 6 AM MONDAY.  

* IMPACTS...ICE AND SNOW ACCUMULATIONS SHOULD CREATE AREAS OF
  SLIPPERY ROAD CONDITIONS ON ALL UNTREATED SURFACES. 

* WINDS...SOUTHEAST 5 TO 10 MPH.

* TEMPERATURES...IN THE UPPER 20S TO LOWER 30S SUNDAY RISING
  SLOWLY EARLY MONDAY. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
9 follow-up statements
492 
WWUS41 KPHI 110836
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
336 AM EST SUN DEC 11 2016

NJZ012-015-PAZ101-103-104-106-112045-
/O.EXB.KPHI.WW.Y.0014.161211T1800Z-161212T0900Z/
MIDDLESEX-MERCER-WESTERN CHESTER-WESTERN MONTGOMERY-
EASTERN MONTGOMERY-LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON...HONEY BROOK...
OXFORD...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...LANSDALE...
MORRISVILLE...DOYLESTOWN
336 AM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY IN EFFECT FROM 1 PM THIS AFTERNOON TO
4 AM EST MONDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR SNOW, SLEET AND FREEZING RAIN, WHICH IS IN
EFFECT FROM 1 PM THIS AFTERNOON TO 4 AM EST MONDAY.

* LOCATIONS...PORTIONS OF EASTERN PENNSYLVANIA AND CENTRAL NEW
  JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN AND SLEET.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH 
  AROUND A TRACE OF ICE.

* TIMING...A PERIOD OF LIGHT SNOW IS EXPECTED TO DEVELOP THIS
  AFTERNOON AND INTO THE EARLY EVENING. A BREAK IN THE SNOW IS
  EXPECTED EARLY IN THE EVENING, BEFORE SNOWFALL REDEVELOPS AND
  INTENSIFIES LATER IN THE EVENING. A CHANGE TO TO SLEET AND
  FREEZING RAIN IS EXPECTED BETWEEN MIDNIGHT AND 3 AM...THEN A
  CHANGE TO RAIN BY 4 AM MONDAY MORNING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD 
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ001-007-008-PAZ054-055-062-112045-
/O.CON.KPHI.WW.Y.0014.161211T1800Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON
336 AM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 9 AM EST MONDAY...

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST 
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN AND SLEET.

* ACCUMULATIONS...SNOW ACCUMULATION OF 3 TO 5 INCHES...ALONG 
  WITH AROUND A TRACE OF ICE.

* TIMING...A PERIOD OF LIGHT SNOW IS EXPECTED TO DEVELOP THIS
  AFTERNOON AND INTO THE EARLY EVENING. A BREAK IN THE SNOW IS
  EXPECTED EARLY IN THE EVENING, BEFORE SNOWFALL REDEVELOPS AND
  INTENSIFIES LATER IN THE EVENING. A CHANGE TO TO SLEET AND
  FREEZING RAIN IS EXPECTED BETWEEN 3 AM AND 6 AM...THEN A CHANGE
  TO RAIN BY 10 AM MONDAY MORNING.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS 
  DRIVING CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ009-010-PAZ060-061-105-112045-
/O.CON.KPHI.WW.Y.0014.161211T1800Z-161212T1100Z/
HUNTERDON-SOMERSET-BERKS-LEHIGH-UPPER BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
ALLENTOWN...CHALFONT...PERKASIE
336 AM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 1 PM THIS
AFTERNOON TO 6 AM EST MONDAY...

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING 
  THROUGH THE LEHIGH VALLEY INTO NORTH CENTRAL NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN AND SLEET.

* ACCUMULATIONS...SNOW ACCUMULATION OF 1 TO 3 INCHES...ALONG 
  WITH AROUND A TRACE OF ICE.

* TIMING...A PERIOD OF LIGHT SNOW IS EXPECTED TO DEVELOP THIS
  AFTERNOON AND INTO THE EARLY EVENING. A BREAK IN THE SNOW IS
  EXPECTED EARLY IN THE EVENING, BEFORE SNOWFALL REDEVELOPS AND
  INTENSIFIES LATER IN THE EVENING. A CHANGE TO TO SLEET AND
  FREEZING RAIN IS EXPECTED BETWEEN 2 AM AND 5 AM...THEN A CHANGE
  TO RAIN BY 6 AM INTO MONDAY MORNING.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS 
  DRIVING CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
817 
WWUS41 KPHI 111633
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1133 AM EST SUN DEC 11 2016

NJZ001-007-008-PAZ054-055-062-120445-
/O.CON.KPHI.WW.Y.0014.161211T1800Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON
1133 AM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
MONDAY...

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST 
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF 3 TO 5 INCHES...ALONG WITH
  LESS THAN A TENTH OF AN INCH OF ICE. 

* TIMING...LIGHT SNOW IS EXPECTED TO DEVELOP THIS AFTERNOON,
  ESPECIALLY AFTER 3 PM AND CONTINUE THIS EVENING. HEAVIER
  SNOWFALL DEVELOPS NEAR MIDNIGHT. SNOW WILL CHANGE TO FREEZING
  RAIN BETWEEN 3 AM AND 6 AM...THEN TO NON FREEZING RAIN BY 9 AM
  MONDAY MORNING.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS
  DRIVING CONDITIONS AT TIMES. THERE IS A SMALL CHANCE OF ISOLATED
  POWER OUTAGES EARLY MONDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ009-010-PAZ060-061-105-120445-
/O.CON.KPHI.WW.Y.0014.161211T1800Z-161212T1100Z/
HUNTERDON-SOMERSET-BERKS-LEHIGH-UPPER BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
ALLENTOWN...CHALFONT...PERKASIE
1133 AM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
MONDAY...

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING 
  THROUGH THE LEHIGH VALLEY INTO NORTH CENTRAL NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF 1 TO 3 INCHES...ALONG WITH LESS
  THAN A TENTH OF AN INCH OF ICE.

* TIMING...LIGHT SNOW IS EXPECTED TO DEVELOP THIS AFTERNOON,
  ESPECIALLY AFTER 4 PM AND CONTINUE INTERMITTENTLY INTO THIS
  EVENING. SNOW WILL INTENSIFY TOWARD MIDNIGHT, CHANGING TO
  FREEZING RAIN BETWEEN 2 AM AND 4 AM...THEN TO NON FREEZING RAIN
  BY 6 AM.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL OCCASIONALLY CREATE
  TREACHEROUS DRIVING CONDITIONS, ESPECIALLY AROUND MIDNIGHT.
  THERE IS A SMALL CHANCE OF ISOLATED POWER OUTAGES EARLY MONDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ012-015-PAZ101-103-104-106-120445-
/O.CON.KPHI.WW.Y.0014.161211T1800Z-161212T0900Z/
MIDDLESEX-MERCER-WESTERN CHESTER-WESTERN MONTGOMERY-
EASTERN MONTGOMERY-LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON...HONEY BROOK...
OXFORD...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...LANSDALE...
MORRISVILLE...DOYLESTOWN
1133 AM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
MONDAY...

* LOCATIONS...PORTIONS OF SOUTHEAST PENNSYLVANIA AND CENTRAL NEW
  JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH
  LESS THAN A TENTH OF AN INCH OF ICE. 

* TIMING...A PERIOD OR TWO OF LIGHT SNOW IS EXPECTED LATER THIS
  AFTERNOON, AND EVENING. SNOW SHOULD INTENSIFY TOWARD MIDNIGHT
  BEFORE CHANGING TO FREEZING RAIN BETWEEN 1 AM AND 3 AM...THEN
  TO NON FREEZING RAIN AROUND 4 AM MONDAY MORNING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS, ESPECIALLY AROUND AND SHORTLY AFTER MIDNIGHT. THERE
  IS A SMALL CHANCE OF ISOLATED POWER OUTAGES EARLY MONDAY
  MORNING. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

DRAG
944 
WWUS41 KPHI 112013
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
313 PM EST SUN DEC 11 2016

...A WINTRY MIX OF PRECIPITATION WILL IMPACT A LARGE PORTION OF
THE AREA NORTHWEST OF THE I-95 CORRIDOR INTO MONDAY MORNING...

NJZ001-007-008-PAZ054-055-062-120815-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON
313 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
MONDAY...

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST 
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF 2 TO 4 INCHES...ALONG WITH
  UP TO AROUND A TENTH OF AN INCH OF ICE.

* TIMING...LIGHT SNOW WILL CONTINUE INTO TONIGHT...WITH HEAVIER
  SNOW DEVELOPING NEAR MIDNIGHT. SNOW WILL CHANGE TO FREEZING
  RAIN BETWEEN 3 AM AND 6 AM...THEN TO NON FREEZING RAIN BY 9 AM
  MONDAY MORNING.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS 
  DRIVING CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* WINDS...SOUTH 5 TO 10 MPH.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

* TEMPERATURES...AROUND 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ009-010-PAZ060-061-105-120815-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1100Z/
HUNTERDON-SOMERSET-BERKS-LEHIGH-UPPER BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
ALLENTOWN...CHALFONT...PERKASIE
313 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
MONDAY...

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING
  THROUGH THE LEHIGH VALLEY INTO NORTHERN NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION UP TO AROUND 1 INCH...ALONG
  WITH UP TO AROUND A TENTH OF AN INCH OF ICE.

* TIMING...LIGHT SNOW WILL CONTINUE INTERMITTENTLY INTO THIS
  EVENING. SNOW WILL INTENSIFY TOWARD MIDNIGHT...CHANGING TO
  FREEZING RAIN BETWEEN 2 AM AND 4 AM...THEN TO NON FREEZING RAIN
  BY 6 AM.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE HAZARDOUS ROAD
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES.

* WINDS...SOUTHEAST 5 MPH OR LESS.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ012-015-PAZ101-103-104-106-120815-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T0900Z/
MIDDLESEX-MERCER-WESTERN CHESTER-WESTERN MONTGOMERY-
EASTERN MONTGOMERY-LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON...HONEY BROOK...
OXFORD...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...LANSDALE...
MORRISVILLE...DOYLESTOWN
313 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
MONDAY...

* LOCATIONS...PORTIONS OF SOUTHEAST PENNSYLVANIA AND CENTRAL NEW
  JERSEY NEAR AND TO THE NORTHWEST OF INTERSTATE 95.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH
  AROUND A TRACE OF ICE.

* TIMING...A PERIOD LIGHT SNOW IS EXPECTED THIS EVENING. SNOW
  SHOULD INTENSIFY TOWARD MIDNIGHT BEFORE CHANGING TO FREEZING
  RAIN BETWEEN 1 AM AND 3 AM...THEN TO NON FREEZING RAIN AROUND 4
  AM MONDAY MORNING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD 
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* WINDS...SOUTH 5 MPH OR LESS.

* VISIBILITIES...ONE HALF TO ONE MILE AT TIMES.

* TEMPERATURES...IN THE MID 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

FRANCK
147 
WWUS41 KPHI 112015
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
315 PM EST SUN DEC 11 2016

...A WINTRY MIX OF PRECIPITATION WILL IMPACT A LARGE PORTION OF
THE AREA NORTHWEST OF THE I-95 CORRIDOR INTO MONDAY MORNING...

NJZ001-007-008-PAZ054-055-062-120815-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON
315 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
MONDAY...

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST 
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF 2 TO 4 INCHES...ALONG 
  WITH UP TO AROUND A TENTH OF AN INCH OF ICE.

* TIMING...LIGHT SNOW WILL CONTINUE INTO TONIGHT...WITH HEAVIER 
  SNOW DEVELOPING NEAR MIDNIGHT. SNOW WILL CHANGE TO FREEZING 
  RAIN BETWEEN 3 AM AND 6 AM...THEN TO NON FREEZING RAIN BY 9 AM 
  MONDAY MORNING.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS 
  DRIVING CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES.

* WINDS...SOUTH 5 TO 10 MPH.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

* TEMPERATURES...AROUND 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ009-010-PAZ060-061-105-120815-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1100Z/
HUNTERDON-SOMERSET-BERKS-LEHIGH-UPPER BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
ALLENTOWN...CHALFONT...PERKASIE
315 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
MONDAY...

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING 
  THROUGH THE LEHIGH VALLEY INTO NORTHERN NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION UP TO AROUND 1 INCH...ALONG 
  WITH UP TO AROUND A TENTH OF AN INCH OF ICE.

* TIMING...LIGHT SNOW WILL CONTINUE INTERMITTENTLY INTO THIS 
  EVENING. SNOW WILL INTENSIFY TOWARD MIDNIGHT...CHANGING TO 
  FREEZING RAIN BETWEEN 2 AM AND 4 AM...THEN TO NON FREEZING 
  RAIN BY 6 AM.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE HAZARDOUS ROAD 
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES.

* WINDS...SOUTHEAST 5 MPH OR LESS.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ012-015-PAZ101-103-104-106-120815-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T0900Z/
MIDDLESEX-MERCER-WESTERN CHESTER-WESTERN MONTGOMERY-
EASTERN MONTGOMERY-LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON...HONEY BROOK...
OXFORD...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...LANSDALE...
MORRISVILLE...DOYLESTOWN
315 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
MONDAY...

* LOCATIONS...PORTIONS OF SOUTHEAST PENNSYLVANIA AND CENTRAL NEW 
  JERSEY NEAR AND TO THE NORTHWEST OF INTERSTATE 95.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH 
  AROUND A TRACE OF ICE.

* TIMING...A PERIOD LIGHT SNOW IS EXPECTED THIS EVENING. SNOW 
  SHOULD INTENSIFY TOWARD MIDNIGHT BEFORE CHANGING TO FREEZING 
  RAIN BETWEEN 1 AM AND 3 AM...THEN TO NON FREEZING RAIN AROUND 
  4 AM MONDAY MORNING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD
  CONDITIONS.

* WINDS...SOUTH 5 MPH OR LESS.

* VISIBILITIES...ONE HALF TO ONE MILE AT TIMES.

* TEMPERATURES...IN THE MID 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
857 
WWUS41 KPHI 120201
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
901 PM EST SUN DEC 11 2016

...SNOW AND FREEZING RAIN WILL IMPACT A LARGE PORTION OF THE AREA
NORTHWEST OF THE I-95 CORRIDOR OVERNIGHT INTO MONDAY MORNING...

NJZ001-007-008-PAZ054-055-062-121400-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON
901 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST
MONDAY...

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST 
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF 2 TO 4 INCHES...ALONG 
  WITH UP TO AROUND A TENTH OF AN INCH OF ICE.

* TIMING...LIGHT SNOW WILL REDEVELOP AROUND MIDNIGHT AND BECOME
  HEAVY AT TIMES...BEFORE CHANGING OVER TO FREEZING RAIN BETWEEN
  3 AM AND 6 AM...THEN TO NON FREEZING RAIN BY 9 AM MONDAY
  MORNING.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS 
  DRIVING CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* WINDS...SOUTH 5 TO 10 MPH.

* VISIBILITIES...ONE QUARTER MILE AT TIMES.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ009-010-PAZ060-061-105-121100-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1100Z/
HUNTERDON-SOMERSET-BERKS-LEHIGH-UPPER BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
ALLENTOWN...CHALFONT...PERKASIE
901 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST
MONDAY...

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING 
  THROUGH THE LEHIGH VALLEY INTO NORTHERN NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF 1 TO 2 INCHES...ALONG 
  WITH UP TO AROUND A TENTH OF AN INCH OF ICE.

* TIMING...LIGHT SNOW WILL REDEVELOP AROUND MIDNIGHT AND BECOME
  MODERATE AT TIMES...BEFORE CHANGING OVER TO FREEZING RAIN
  BETWEEN 2 AM AND 4 AM...THEN TO NON FREEZING RAIN BY 6 AM MONDAY
  MORNING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD 
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* WINDS...SOUTHEAST 5 MPH OR LESS.

* VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ012-015-PAZ101-103-104-106-120900-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T0900Z/
MIDDLESEX-MERCER-WESTERN CHESTER-WESTERN MONTGOMERY-
EASTERN MONTGOMERY-LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON...HONEY BROOK...
OXFORD...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...LANSDALE...
MORRISVILLE...DOYLESTOWN
901 PM EST SUN DEC 11 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 4 AM EST
MONDAY...

* LOCATIONS...PORTIONS OF SOUTHEAST PENNSYLVANIA AND CENTRAL NEW 
  JERSEY NEAR AND TO THE NORTHWEST OF INTERSTATE 95.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG 
  WITH UP TO AROUND A TENTH OF AN INCH OF ICE.

* TIMING...LIGHT SNOW WILL REDEVELOP AROUND MIDNIGHT...BEFORE
  CHANGING OVER TO FREEZING RAIN BETWEEN 2 AM AND 3 AM...THEN TO
  NON FREEZING RAIN BY 5 AM MONDAY MORNING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD 
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* WINDS...SOUTHEAST 5 MPH OR LESS.

* VISIBILITIES...THREE QUARTERS OF A MILE AT TIMES.

* TEMPERATURES...IN THE MID 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

FRANCK
450 
WWUS41 KPHI 120855
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
355 AM EST MON DEC 12 2016

...SNOW AND FREEZING RAIN WILL IMPACT A LARGE PORTION OF THE AREA
NORTHWEST OF THE I-95 CORRIDOR OVERNIGHT INTO MONDAY MORNING...

NJZ012-015-PAZ104-106-121000-
/O.CAN.KPHI.WW.Y.0014.000000T0000Z-161212T0900Z/
MIDDLESEX-MERCER-EASTERN MONTGOMERY-LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON...NORRISTOWN...
LANSDALE...MORRISVILLE...DOYLESTOWN
355 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WINTER WEATHER ADVISORY.

TEMPERATURES HAVE RISEN ABOVE FREEZING SO THE WINTER WEATHER
ADVISORY HAS BEEN CANCELLED.

$$

PAZ101-103-121100-
/O.EXT.KPHI.WW.Y.0014.000000T0000Z-161212T1100Z/
WESTERN CHESTER-WESTERN MONTGOMERY-
INCLUDING THE CITIES OF...HONEY BROOK...OXFORD...COLLEGEVILLE...
POTTSTOWN
355 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 6 AM EST EARLY
THIS MORNING...

* LOCATIONS...PORTIONS OF SOUTHEAST PENNSYLVANIA AND CENTRAL NEW 
  JERSEY NEAR AND TO THE NORTHWEST OF INTERSTATE 95.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH 
  AROUND A TRACE OF ICE.

* TIMING...FREEZING RAIN CHANGING TO RAIN THIS MORNING.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD 
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* TEMPERATURES...IN THE MID 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ001-007-008-PAZ054-055-062-121400-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON
355 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST 
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...2 TO 4 INCHES OF SNOW.

* TIMING...LIGHT SNOW POSSIBLY BECOMING HEAVY AT TIMES...BEFORE
  CHANGING OVER TO FREEZING RAIN THIS MORNING...THEN EVENTUALLY
  PLAIN RAIN.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS 
  DRIVING CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 


* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

NJZ009-010-PAZ060-061-105-121100-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1100Z/
HUNTERDON-SOMERSET-BERKS-LEHIGH-UPPER BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
ALLENTOWN...CHALFONT...PERKASIE
355 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 6 AM EST EARLY
THIS MORNING...

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING 
  THROUGH THE LEHIGH VALLEY INTO NORTHERN NEW JERSEY.

* HAZARD TYPES...SNOW TO FREEZING RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH 
  AROUND A TRACE OF ICE.

* TIMING...LIGHT SNOW COULD BECOME MODERATE AT TIMES...BEFORE
  CHANGING OVER TO FREEZING LATER THIS MORNING...AND EVENTUALLY
  PLAIN RAIN.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD 
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
448 
WWUS41 KPHI 121106
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
606 AM EST MON DEC 12 2016

...SNOW AND FREEZING RAIN WILL IMPACT A LARGE PORTION OF THE AREA
NORTHWEST OF THE I-95 CORRIDOR OVERNIGHT INTO MONDAY MORNING...

PAZ061-121400-
/O.EXP.KPHI.WW.Y.0014.000000T0000Z-161212T1100Z/
/O.NEW.KPHI.WW.Y.0015.161212T1106Z-161212T1400Z/
LEHIGH-
INCLUDING THE CITY OF...ALLENTOWN
606 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 9 AM EST THIS
MORNING...
...WINTER WEATHER ADVISORY HAS EXPIRED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR FREEZING RAIN...WHICH IS IN EFFECT UNTIL 9
AM EST THIS MORNING.

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING 
  THROUGH THE LEHIGH VALLEY INTO NORTHERN NEW JERSEY.

* HAZARD TYPES...FREEZING RAIN TO RAIN.

* ACCUMULATIONS... SEVERAL HUNDREDTHS OF AN INCH OF ICE BEFORE
  CHANGING OVER TO PLAIN RAIN.

* TIMING...FREEZING RAIN EARLY THIS MORNING BEFORE CHANGING TO
  PLAIN RAIN.

* IMPACTS...ICE ACCUMULATIONS MAY CREATE SLIPPERY ROAD CONDITIONS.AND
 





* TEMPERATURES...IN THE MID 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...



A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.



&&

$$

NJZ009-010-PAZ060-101-103-105-121215-
/O.EXP.KPHI.WW.Y.0014.000000T0000Z-161212T1100Z/
HUNTERDON-SOMERSET-BERKS-WESTERN CHESTER-WESTERN MONTGOMERY-
UPPER BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN...CHALFONT...
PERKASIE
606 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY HAS EXPIRED...

TEMPERATURES HAVE RISEN ABOVE FREEZING, SO THE WINTER WEATHER
ADVISORY HAS BEEN CANCELLED.

$$

NJZ001-007-008-PAZ054-055-062-121400-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...BETHLEHEM...EASTON
606 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST 
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...FREEZING RAIN CHANGING TO RAIN.

* ACCUMULATIONS...2 TO 4 INCHES OF ALREADY FALLEN SNOW, THEN
  FREEZING RAIN THIS MORNING CHANGING TO RAIN/

* TIMING...FREEZING RAIN THIS MORNING...THEN EVENTUALLY PLAIN
  RAIN.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS
  DRIVING CONDITIONS.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$
929 
WWUS41 KPHI 121241
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
741 AM EST MON DEC 12 2016


PAZ054-055-121345-
/O.CAN.KPHI.WW.Y.0014.000000T0000Z-161212T1400Z/
CARBON-MONROE-
INCLUDING THE CITIES OF...JIM THORPE...STROUDSBURG
741 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WINTER WEATHER ADVISORY.

PRECIPITATION HAS ALREADY ENDED OR WILL SOON END ACROSS THE AREA.
A FEW SLICK SPOTS ARE STILL POSSIBLE.

$$

NJZ001-007-008-PAZ062-121400-
/O.CON.KPHI.WW.Y.0014.000000T0000Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
BETHLEHEM...EASTON
741 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

* LOCATIONS...NEAR AND NORTH OF INTERSTATE 80 IN NORTHEAST 
  PENNSYLVANIA AND NORTHWEST NEW JERSEY.

* HAZARD TYPES...FREEZING RAIN CHANGING TO RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF 1 TO 3 INCHES...ALONG 
  WITH AROUND A TRACE OF ICE.

* TIMING...FREEZING RAIN THIS MORNING...THEN EVENTUALLY PLAIN 
  RAIN.

* IMPACTS...SNOW AND ICE ACCUMULATIONS WILL CREATE TREACHEROUS 
  DRIVING CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

REPORT SNOW AND ICE ACCUMULATION TO THE NATIONAL WEATHER SERVICE
BY CALLING OUR TRAINED SPOTTER LINE...POSTING TO THE NWS MOUNT
HOLLY FACEBOOK PAGE...OR USING TWITTER @NWSMOUNTHOLLY.

SNOWFALL AND ICE ACCUMULATION FORECAST MAPS IN ADDITION TO
EXPERIMENTAL PROBABILISTIC SNOWFALL INFORMATION FOR THE LATEST
EVENT ARE AVAILABLE ONLINE AT WWW.WEATHER.GOV/PHI/WINTER

&&

$$

PAZ061-121400-
/O.CON.KPHI.WW.Y.0015.000000T0000Z-161212T1400Z/
LEHIGH-
INCLUDING THE CITY OF...ALLENTOWN
741 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS
MORNING...

* LOCATIONS...NEAR INTERSTATE 78 FROM THE VICINITY OF READING 
  THROUGH THE LEHIGH VALLEY INTO NORTHERN NEW JERSEY.

* HAZARD TYPES...FREEZING RAIN TO RAIN.

* ACCUMULATIONS...SNOW ACCUMULATION OF UP TO 1 INCH...ALONG WITH 
  AROUND A TRACE OF ICE.

* TIMING...FREEZING RAIN EARLY THIS MORNING BEFORE CHANGING TO 
  PLAIN RAIN.

* IMPACTS...ICE AND SNOW ACCUMULATIONS MAY CREATE SLIPPERY ROAD 
  CONDITIONS AND PRODUCE SCATTERED POWER OUTAGES. 

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR
FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE
DRIVING.

&&

$$

PO
011 
WWUS41 KPHI 121322
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
822 AM EST MON DEC 12 2016

NJZ001-007-008-PAZ062-121430-
/O.CAN.KPHI.WW.Y.0014.000000T0000Z-161212T1400Z/
SUSSEX-WARREN-MORRIS-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
BETHLEHEM...EASTON
822 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WINTER WEATHER ADVISORY.

PRECIPITATION HAS ALREADY ENDED OR WILL SOON END ACROSS THE AREA.
WHERE IT IS STILL RAINING, TEMPERATURES ARE ABOVE FREEZING SO NO
ADDITIONAL ICING IS EXPECTED. A FEW SLICK SPOTS ARE STILL POSSIBLE
ON ELEVATED SURFACES THAT WERE PREVIOUSLY UNTREATED.

$$

PAZ061-121430-
/O.CAN.KPHI.WW.Y.0015.000000T0000Z-161212T1400Z/
LEHIGH-
INCLUDING THE CITY OF...ALLENTOWN
822 AM EST MON DEC 12 2016

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WINTER WEATHER ADVISORY.

PRECIPITATION HAS ALREADY ENDED ACROSS THE LEHIGH VALLEY.
TEMPERATURES ARE STILL HOVERING AROUND 32 DEGREES AT SOME
LOCATIONS, SO A FEW SLICK SPOTS ARE STILL POSSIBLE ON ELEVATED
SURFACES THAT WERE PREVIOUSLY UNTREATED. 

$$
JRK

What forecasters said that day

The local office's own words before this winter weather advisory went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Philadelphia/Mount Holly wrote its last area forecast discussion before this winter weather advisory went out at Dec 10, 12:28 PM EST, 2 hours 1 minute earlier.

Area forecast discussion, Dec 10, 12:28 PM EST, 2 hours 1 minute before
Area Forecast Discussion
National Weather Service Mount Holly NJ
1228 PM EST Sat Dec 10 2016

.SYNOPSIS...
A large surface high builds towards the region through tonight. By
late tomorrow, the high will shift off shore as a low pressure
system crosses the Great Lakes region, bringing to our region a
warm front late Sunday night followed quickly by a cold front on
Monday. A strong cold front is expected Wednesday. High pressure
builds east through the end of the work week.

&&

.NEAR TERM /UNTIL 6 PM THIS EVENING/...
KDIX indicates light snow shower/flurry activity over northern
portions of the CWA early this afternoon, and this trend is
expected to continue til sunset. this activity is expected to
remain mostly north of i-78, and most places that see snow should
expect just a dusting...but up to one-half inch is possible in a
few spots...especially in the higher elevations. West to northwest
winds in the 10 to 15 mph range are expected, with a slightly
higher gust from time to time. Temperatures will remain cold,
mainly in the 30s.
&&

.SHORT TERM /6 PM THIS EVENING THROUGH 6 AM SUNDAY/...
Snow showers/flurries are expected to dissipate into the evening as
the steep lapse rates weaken and the enhanced moisture lifts out of
the area. Skies will temporarily scatter out in the evening before
clouds build back across the area overnight. High pressure builds
across the area overnight, so winds will lighten through the night
as well. Temperatures will cool quite a bit overnight/Sunday morning
and likely be cooler than Friday night/Saturday morning.

&&

.LONG TERM /SUNDAY THROUGH FRIDAY/...
Main story through the long term remains the Sunday/Monday wintry
mix precipitation event.

Changes from previous forecast: latest model runs have trended
faster with the arrival of the warm front early Monday morning.
Additionally, both the GFS and ECMWF show a dry slot over Delmarva
and far southern NJ and far SE PA ahead of the arrival of the warm
front. If both of these trends continue, the I95 corridor and
locations south and east should see mostly (if not all) rain. For
locations northwest of the I95 corridor (especially along and
north of I78), this may unfortunately mean that they will have a
longer period in the transition zone, meaning a longer period of
freezing rain and sleet. As a result, the forecast snow amounts
have decreased slightly, while storm total ice forecast for I78
and further north have increased.

Hazards/impacts: At this point, while it looks like we might fall
short of warning criteria (either for ice storm or winter storm),
it will likely be a high end advisory event for I78 and north that
could result in treacherous travel conditions especially Sunday
night into at least the first half of the Monday morning commute.
Additionally, there may be enough ice accumulation to result in
some power outages in these locations.

For the rest of the region, if these trends hold, the main impacts
would be slippery conditions on area roads through the first half
of Sunday night (if the precip moves in that early). However, by
the time of the morning commute, precip should be all rain.

Confidence: This forecast is still very dependent on how quickly
the warm air will move in, so there is still considerable
uncertainty with the exact timing of the change over, and
consequently snow and ice amounts.

Monday afternoon/evening: dry air advection is expected on the
heels of the cold front, so precipitation should quickly come to
an end behind the cold front which should be off shore by the
evening hours. The one possible exception is that with the strong
northwesterly flow behind the front, there may be some lake effect
snow showers, which may get as far south and east as the southern
Poconos.

Tuesday through Saturday: Stayed close to model consensus to
focus on both the snow showers this morning and the Sunday/Monday
event. A brief period of snow is possible behind the next (and
stronger cold front on Wednesday.

&&

.AVIATION /17Z SATURDAY THROUGH WEDNESDAY/...
The following discussion is for KPHL, KPNE, KTTN, KABE, KRDG, KILG,
KMIV, KACY and surrounding areas.

Generally VFR conditions expected this afternoon...with cloud
bases 4,000-6,000 feet, with isolated / scattered snow mainly
north of I-78.

Winds will generally be west to northwest around 10 knots with gusts
15-20 knots. Gusts will drop off late in the afternoon into the
early evening.

VFR conditions expected to remain across the TAF sites tonight.
Winds will lighten to less than 5 knots overnight as high pressure
builds across the area.

Outlook...

Sunday and Monday...Widespread MVFR and even IFR conditions at times
with low ceilings and reduced visibilities. Precipitation could
begin as snow and may be a wintry mix for most TAF sites Sunday
night (with possible exception of KMIV and KACY, which may have all
rain). All precip should change over to rain no later than 18Z
Monday. Windy conditions will be possible behind the cold front on
Monday.

Monday night...conditions should gradually improve to VFR. Breezy
northwesterly winds possible during the evening hours.

Tuesday...VFR conditions expected.

Wednesday...MVFR or even IFR conditions are possible if wintry
precip moves into the region. Breezy northwesterly winds possible.

&&

.MARINE...
The Small Craft Advisory is now in effect for just the coastal
waters adjacent to northern New Jersey. Winds further south have
dropped below 25 knots as high pressure approaches from the west.

Sub-Small Craft Advisory conditions are expected overnight tonight
as the high builds across the waters, although winds could gust
around 20 knots during the evening hours.

Outlook...

Sunday...winds and seas should stay below SCA criteria.

Monday...Prolonged SCA conditions for both winds and seas possible
first with southerly winds behind a warm front early in the day,
then an abrupt shift to breezy northwesterly winds is expected late
in the day with a cold front. Gale force gusts are possible
especially on the ocean waters. A gale watch may be issued if
confidence remains this high as we get closer.

Tuesday...winds should drop below SCA criteria early in the day, and
sub SCA conditions should continue for the remainder of the day.

Wednesday...Mostly Sub-SCA conditions are expected through the day,
though a brief period of gusts above 25 kt will be possible behind a
cold front.

&&

.PHI WATCHES/WARNINGS/ADVISORIES...
PA...None.
NJ...None.
DE...None.
MD...None.
MARINE...Small Craft Advisory until 4 PM EST this afternoon for ANZ450-
     451.

&&

Synopsis...Johnson
Near Term...Robertson/Miketta
Short Term...Robertson/Miketta
Long Term...Johnson
Aviation...Johnson/Robertson
Marine...Johnson/Robertson
Hazardous weather outlook, Dec 10, 3:56 AM EST, 10 hours 33 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
356 AM EST SAT DEC 10 2016

NJZ001-007-008-PAZ054-055-062-110900-
SUSSEX-WARREN-MORRIS-CARBON-MONROE-NORTHAMPTON-
356 AM EST SAT DEC 10 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN NEW JERSEY...EAST
CENTRAL PENNSYLVANIA AND NORTHEAST PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

SNOW SHOWERS COULD PRODUCE SNOW ACCUMULATIONS OF GENERALLY LESS
THAN AN INCH...THOUGH LOCALIZED AMOUNTS ABOVE AN INCH ARE
POSSIBLE. THIS COULD LEAD TO SLIPPERY CONDITIONS ON AREA ROADS.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A WINTRY MIX OF SNOW...FREEZING RAIN...AND SLEET IS EXPECTED
SUNDAY INTO MONDAY MORNING. THERE IS A POTENTIAL FOR 1 TO 5
INCHES OF SNOW ACCUMULATION AND UP TO A TENTH OF AN INCH OF ICE
ACCUMULATION. PLEASE CONTINUE TO MONITOR THE LATEST FORECAST AS WE
GET CLOSER TO THIS EVENT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

NJZ009-010-012-015-PAZ060-061-101-103>106-110900-
HUNTERDON-SOMERSET-MIDDLESEX-MERCER-BERKS-LEHIGH-WESTERN CHESTER-
WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-LOWER BUCKS-
356 AM EST SAT DEC 10 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL NEW JERSEY...NORTHERN
NEW JERSEY...NORTHWEST NEW JERSEY...EAST CENTRAL PENNSYLVANIA AND
SOUTHEAST PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A WINTRY MIX OF SNOW...FREEZING RAIN...AND SLEET IS LIKELY SUNDAY
AND SUNDAY NIGHT. SNOW AMOUNTS OF UP TO ONE INCH AND UP TO A TENTH
OF AN INCH OF ICE ACCUMULATION ARE POSSIBLE. PLEASE CONTINUE TO
MONITOR THE LATEST FORECAST AS WE GET CLOSER TO THIS EVENT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

DEZ001-MDZ008-NJZ013-014-016>020-026-027-PAZ070-071-102-110900-
NEW CASTLE-CECIL-WESTERN MONMOUTH-EASTERN MONMOUTH-SALEM-GLOUCESTER-
CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA-EASTERN CHESTER-
356 AM EST SAT DEC 10 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHERN DELAWARE...NORTHEAST
MARYLAND...CENTRAL NEW JERSEY...SOUTHERN NEW JERSEY AND SOUTHEAST
PENNSYLVANIA.

.DAY ONE...TODAY AND TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

A WINTRY MIX OF SNOW...FREEZING RAIN...AND SLEET IS POSSIBLE SUNDAY
NIGHT. A DUSTING OF SNOW AND A GLAZE OF ICE IS POSSIBLE. PLEASE
CONTINUE TO MONITOR THE LATEST FORECAST AS WE GET CLOSER TO THIS
EVENT.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

DEZ002>004-MDZ012-015-019-020-NJZ021>025-110900-
KENT-INLAND SUSSEX-DELAWARE BEACHES-KENT MD-QUEEN ANNES-TALBOT-
CAROLINE-CUMBERLAND-ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-
356 AM EST SAT DEC 10 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR CENTRAL DELAWARE...SOUTHERN
DELAWARE...NORTHEAST MARYLAND AND SOUTHERN NEW JERSEY.

.DAY ONE...TODAY AND TONIGHT.

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

THE PROBABILITY FOR WIDESPREAD HAZARDOUS WEATHER IS LOW.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

ANZ430-431-450>455-110900-
DELAWARE BAY WATERS NORTH OF EAST POINT NJ TO SLAUGHTER BEACH DE-
DELAWARE BAY WATERS SOUTH OF EAST POINT NJ TO SLAUGHTER BEACH DE-
COASTAL WATERS FROM SANDY HOOK TO MANASQUAN INLET NJ OUT 20 NM-
COASTAL WATERS FROM MANASQUAN INLET TO LITTLE EGG INLET NJ OUT 20 NM-
COASTAL WATERS FROM LITTLE EGG INLET TO GREAT EGG INLET NJ OUT 20 NM-
COASTAL WATERS FROM GREAT EGG INLET TO CAPE MAY NJ OUT 20 NM-
COASTAL WATERS FROM CAPE MAY NJ TO CAPE HENLOPEN DE OUT 20 NM-
COASTAL WATERS FROM CAPE HENLOPEN TO FENWICK ISLAND DE OUT 20 NM-
356 AM EST SAT DEC 10 2016

THIS HAZARDOUS WEATHER OUTLOOK IS FOR ATLANTIC COASTAL WATERS AND
DELAWARE BAY WATERS.

.DAY ONE...TODAY AND TONIGHT.

HAZARDOUS WEATHER IS NOT EXPECTED AT THIS TIME.

.DAYS TWO THROUGH SEVEN...SUNDAY THROUGH FRIDAY.

GALE FORCE GUSTS ARE POSSIBLE...ESPECIALLY ON THE COASTAL WATERS
MONDAY AND MONDAY EVENING.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.

In the hours before

Special weather statement, Dec 10, 1:01 PM EST, 1 hour 28 minutes before
Special Weather Statement
National Weather Service Mount Holly NJ
101 PM EST Sat Dec 10 2016

NJZ001-007>010-PAZ054-055-062-102015-
Sussex-Warren-Morris-Hunterdon-Somerset-Carbon-Monroe-Northampton-
Including the cities of...Newton...Washington...Morristown...
Flemington...Somerville...Jim Thorpe...Stroudsburg...Bethlehem...
Easton
101 PM EST Sat Dec 10 2016

...Periods of snow showers will make for slippery travel this
afternoon across parts of northeast Pennsylvania and northwest
New Jersey...

Flurries and scattered moderate snow showers will be moving across
northeast and east central Pennsylvania including the Poconos and
Lehigh Valley into northwest New Jersey.

A dusting to perhaps half an inch of snow can coat parts of the
area north of Interstate 78, with possibly an inch or two over
parts of the Pocono's and far northwest New Jersey.

A few locations may see visibility briefly reduced to half a
mile.

Any accumulation over a short period of time with below freezing
temperatures can easily result in slippery travel.

Be prepared to slow down to safely navigate slippery stretches of
pavement.

drag

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Dec 10, 1:54 AM ESTSpecial Weather StatementPHIAtlantic, Camden, Gloucester36 min
Dec 10, 2:25 AM ESTSpecial Weather StatementPHIAtlantic, Camden, Gloucester95 min
Dec 10, 3:27 AM ESTSmall Craft AdvisoryPHI12 hr
Dec 10, 4:03 AM ESTSpecial Weather StatementPHIBucks, Lehigh, Montgomery57 min

Nearby

Winter Weather Advisories in Pennsylvania, 2016Winter Weather Advisories in New Jersey, 2016Every winter weather advisory in 2016

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.