Alert archive / Pennsylvania / Winter Storm Warnings in 2009

Winter Storm Warning 1, NWS Philadelphia/Mount Holly

January 6, 20095 counties in Pennsylvania; 5 counties in New Jersey

NWS Philadelphia/Mount Holly issued this winter storm warning at Jan 6, 2009, 4:39 AM EST for 5 counties in Pennsylvania; 5 counties in New Jersey. It took effect at Jan 6, 2009, 12:00 PM EST. It was in force for 9 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jan 6, 2009, 4:39 AM EST (09:39 UTC)
In effect from
Jan 6, 2009, 12:00 PM EST
Expired
Jan 6, 2009, 8:55 PM EST
In force
9 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 112 km from the middle of the area, began a volume at 09:36 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 00:00Z, 9.7 hours before the alert went out and 194 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 00:00Z on 2009-01-06Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Brookhaven, NY at 00:00Z on 2009-01-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -157 square meters per square second.1939587897117136156175Sfc1 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
1295 m above ground
0-6 km bulk shear
80 kt
0-1 km storm-relative helicity
-157 m²/s²
0-3 km storm-relative helicity
17 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WWUS41 KPHI 060939
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
439 AM EST TUE JAN 6 2009

NJZ009-010-PAZ060-067>069-062115-
/O.UPG.KPHI.WS.A.0001.090106T2300Z-090107T1600Z/
/O.NEW.KPHI.WS.W.0001.090106T1700Z-090107T1300Z/
HUNTERDON-SOMERSET-BERKS-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
439 AM EST TUE JAN 6 2009

...WINTER STORM WARNING IN EFFECT FROM NOON TODAY TO 8 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING FOR BERKS...CHESTER...MONTGOMERY AND BUCKS COUNTIES
OF SOUTHEAST PENNSYLVANIA...AND HUNTERDON AND SOMERSET COUNTIES OF
NORTHWEST NEW JERSEY...WHICH IS IN EFFECT FROM NOON TODAY TO 8 AM
EST WEDNESDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

AS HIGH PRESSURE MOVES AWAY FROM THE REGION...A BROAD AREA OF LOW
PRESSURE WILL MOVE INTO THE OHIO VALLEY AND CONSOLIDATE BY THIS
EVENING. A MIXTURE OF PRECIPITATION WILL OVERSPREAD THE REGION
THIS AFTERNOON WITH MAINLY SNOW AND SLEET FALLING INTO THE EVENING
HOURS. AFTER MIDNIGHT...WARM AIR ALOFT AND SURFACE TEMPERATURES
BELOW FREEZING WILL RESULT IN AN EXTENDED PERIOD OF FREEZING RAIN
THAT COULD LAST PAST THE RUSH HOUR ON WEDNESDAY. 

WHILE SEVERAL INCHES OF SNOW AND SLEET ARE POSSIBLE BEFORE
MIDNIGHT...THE PRIMARY CONCERN WILL BE THE PERIOD OF FREEZING RAIN
WHICH MAY RESULT IN ABOUT A QUARTER INCH OF ICE. THIS WOULD ACCUMULATE
ON WIRES AND TREES WHICH COULD COME DOWN FROM THE WEIGHT AND
THERE LIKELY WILL BE POWER OUTAGES.
 
AFTER A FEW HOURS OF FREEZING RAIN IN THE MORNING...TEMPERATURES
WILL WARM AND CHANGE THE MIXTURE OVER TO ALL RAIN BY NOON TIME. 

TRAVEL CONDITIONS ARE EXPECTED TO BECOME QUITE HAZARDOUS FROM LATE
TODAY INTO PART OF WEDNESDAY IN MUCH OF EASTERN PENNSYLVANIA AND
NORTHERN NEW JERSEY. SNOW AND ICE WILL LIKELY ACCUMULATE ON AREA
ROADS AND WALKWAYS.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. PLEASE USE EXTREME
CAUTION. 

$$

NJZ001-007-008-PAZ054-055-061-062-062115-
/O.UPG.KPHI.WS.A.0001.090106T2300Z-090107T1600Z/
/O.NEW.KPHI.WS.W.0001.090106T2100Z-090107T1500Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...ALLENTOWN...BETHLEHEM...EASTON
439 AM EST TUE JAN 6 2009

...WINTER STORM WARNING IN EFFECT FROM 4 PM THIS AFTERNOON TO
10 AM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING FOR LEHIGH...NORTHAMPTON...CARBON AND MONROE
COUNTIES OF NORTHEAST PENNSYLVANIA...AND WARREN...MORRIS AND SUSSEX
COUNTIES OF NORTHWEST NEW JERSEY...WHICH IS IN EFFECT FROM 4 PM
THIS AFTERNOON TO 10 AM EST WEDNESDAY. THE WINTER STORM WATCH IS
NO LONGER IN EFFECT.

AS HIGH PRESSURE MOVES AWAY FROM THE REGION...A BROAD AREA OF LOW
PRESSURE WILL MOVE INTO THE OHIO VALLEY AND CONSOLIDATE BY THIS
EVENING. A MIXTURE OF PRECIPITATION WILL OVERSPREAD THE REGION
THIS AFTERNOON WITH MAINLY SNOW AND SLEET FALLING INTO THE EVENING
HOURS. AFTER MIDNIGHT...WARM AIR ALOFT AND SURFACE TEMPERATURES
BELOW FREEZING WILL RESULT IN AN EXTENDED PERIOD OF FREEZING RAIN
THAT COULD LAST PAST THE RUSH HOUR ON WEDNESDAY. 

WHILE SEVERAL INCHES OF SNOW AND SLEET ARE POSSIBLE BEFORE
MIDNIGHT...THE PRIMARY CONCERN WILL BE THE PERIOD OF FREEZING RAIN
WHICH MAY RESULT IN UP TO ONE HALF INCH OF ICE. THIS WOULD
ACCUMULATE ON WIRES AND TREES WHICH COULD COME DOWN FROM THE
HEAVY WEIGHT AND THERE LIKELY WILL BE POWER OUTAGES.
 
AFTER A FEW HOURS OF FREEZING RAIN IN THE MORNING...TEMPERATURES
WILL WARM AND CHANGE THE MIXTURE OVER TO ALL RAIN BY THE EARLY
AFTERNOON.

TRAVEL CONDITIONS ARE EXPECTED TO BECOME QUITE HAZARDOUS FROM LATE
TODAY INTO EARLY WEDNESDAY AFTERNOON IN MUCH OF EASTERN PENNSYLVANIA
AND NORTHERN NEW JERSEY. SNOW AND ICE WILL LIKELY ACCUMULATE ON
AREA ROADS AND WALKWAYS.

A WINTER STORM WARNING MEANS ACCUMULATING SNOW...SLEET...AND IN
THIS CASE UP TO A HALF INCH OF ICE ARE EXPECTED. PLEASE USE
EXTREME CAUTION.  

$$

DEZ001-MDZ008-NJZ012-015>019-PAZ070-071-062115-
/O.NEW.KPHI.WW.Y.0001.090106T1600Z-090106T2300Z/
NEW CASTLE-CECIL-MIDDLESEX-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEW BRUNSWICK...
TRENTON...PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...
MOORESTOWN...MOUNT HOLLY...MEDIA...PHILADELPHIA
439 AM EST TUE JAN 6 2009

...WINTER WEATHER ADVISORY IN EFFECT FROM 11 AM THIS MORNING TO
6 PM EST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY FOR DELAWARE AND PHILADELPHIA COUNTIES OF
SOUTHEAST PENNSYLVANIA...CECIL COUNTY MARYLAND...NEW CASTLE COUNTY
DELAWARE...AND SALEM...GLOUCESTER...CAMDEN...NORTHWEST
BURLINGTON...MERCER AND MIDDLESEX COUNTIES OF CENTRAL AND SOUTHWEST
NEW JERSEY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING TO 6 PM
EST THIS AFTERNOON.

AS HIGH PRESSURE MOVES AWAY FROM THE REGION...A BROAD AREA OF LOW
PRESSURE WILL MOVE INTO THE OHIO VALLEY AND CONSOLIDATE BY THIS
EVENING. A MIXTURE OF PRECIPITATION WILL OVERSPREAD THE REGION
THIS AFTERNOON WITH MAINLY SNOW AND SLEET FALLING INTO THE EVENING
HOURS. AFTER MIDNIGHT...WARM AIR ALOFT AND SURFACE TEMPERATURES
BELOW FREEZING WILL RESULT IN AN EXTENDED PERIOD OF FREEZING RAIN
THAT COULD LAST PAST THE RUSH HOUR ON WEDNESDAY. 

TRAVEL CONDITIONS COULD BECOME A BIT SLICK LATER TODAY BUT THE
PRECIPITATION WILL CHANGE TO ALL RAIN ABOUT THE TIME THE EVENING
RUSH HOUR BEGINS.  

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

$$

EBERWINE
5 follow-up statements
000 
WWUS41 KPHI 061255
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
755 AM EST TUE JAN 6 2009

NJZ009-010-PAZ060-067>069-062130-
/O.CON.KPHI.WS.W.0001.090106T1700Z-090107T1300Z/
HUNTERDON-SOMERSET-BERKS-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
755 AM EST TUE JAN 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM NOON TODAY TO 8 AM
EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY IS CONTINUING A WINTER
STORM WARNING FOR BERKS...CHESTER...MONTGOMERY AND BUCKS COUNTIES
OF SOUTHEAST PENNSYLVANIA...AND HUNTERDON AND SOMERSET COUNTIES OF
NORTHWEST NEW JERSEY...WHICH IS IN EFFECT FROM NOON TODAY TO 8 AM
EST WEDNESDAY.

AS HIGH PRESSURE MOVES AWAY FROM THE REGION...A BROAD AREA OF LOW
PRESSURE WILL MOVE INTO THE OHIO VALLEY AND CONSOLIDATE BY THIS
EVENING. A MIXTURE OF PRECIPITATION WILL OVERSPREAD THE REGION
THIS AFTERNOON WITH MAINLY SNOW AND SLEET FALLING INTO THE
EVENING HOURS. AFTER MIDNIGHT...WARM AIR ALOFT AND SURFACE
TEMPERATURES BELOW FREEZING WILL RESULT IN AN EXTENDED PERIOD OF
FREEZING RAIN THAT COULD LAST PAST THE RUSH HOUR ON WEDNESDAY.

WHILE SEVERAL INCHES OF SNOW AND SLEET ARE POSSIBLE BEFORE
MIDNIGHT...THE PRIMARY CONCERN WILL BE THE PERIOD OF FREEZING
RAIN WHICH MAY RESULT IN ABOUT A QUARTER INCH OF ICE. THIS WOULD
ACCUMULATE ON WIRES AND TREES WHICH COULD COME DOWN FROM THE
WEIGHT AND THERE LIKELY WILL BE POWER OUTAGES.

AFTER A FEW HOURS OF FREEZING RAIN IN THE MORNING...TEMPERATURES
WILL WARM AND CHANGE THE MIXTURE OVER TO ALL RAIN BY NOON TIME.

TRAVEL CONDITIONS ARE EXPECTED TO BECOME QUITE HAZARDOUS FROM
LATE TODAY INTO PART OF WEDNESDAY IN MUCH OF EASTERN PENNSYLVANIA
AND NORTHERN NEW JERSEY. SNOW AND ICE WILL LIKELY ACCUMULATE ON
AREA ROADS AND WALKWAYS.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. PLEASE USE EXTREME
CAUTION.

$$

NJZ001-007-008-PAZ054-055-061-062-062130-
/O.CON.KPHI.WS.W.0001.090106T2100Z-090107T1500Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...ALLENTOWN...BETHLEHEM...EASTON
755 AM EST TUE JAN 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT FROM 4 PM THIS
AFTERNOON TO 10 AM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY IS CONTINUING A
WINTER STORM WARNING FOR LEHIGH...NORTHAMPTON...CARBON AND MONROE
COUNTIES OF NORTHEAST PENNSYLVANIA...AND WARREN...MORRIS AND
SUSSEX COUNTIES OF NORTHWEST NEW JERSEY...WHICH IS IN EFFECT FROM
4 PM THIS AFTERNOON TO 10 AM EST WEDNESDAY.

AS HIGH PRESSURE MOVES AWAY FROM THE REGION...A BROAD AREA OF LOW
PRESSURE WILL MOVE INTO THE OHIO VALLEY AND CONSOLIDATE BY THIS
EVENING. A MIXTURE OF PRECIPITATION WILL OVERSPREAD THE REGION
THIS AFTERNOON WITH MAINLY SNOW AND SLEET FALLING INTO THE
EVENING HOURS. AFTER MIDNIGHT...WARM AIR ALOFT AND SURFACE
TEMPERATURES BELOW FREEZING WILL RESULT IN AN EXTENDED PERIOD OF
FREEZING RAIN THAT COULD LAST PAST THE RUSH HOUR ON WEDNESDAY.

WHILE SEVERAL INCHES OF SNOW AND SLEET ARE POSSIBLE BEFORE
MIDNIGHT...THE PRIMARY CONCERN WILL BE THE PERIOD OF FREEZING
RAIN WHICH MAY RESULT IN UP TO ONE HALF INCH OF ICE. THIS WOULD
ACCUMULATE ON WIRES AND TREES WHICH COULD COME DOWN FROM THE
HEAVY WEIGHT AND THERE LIKELY WILL BE POWER OUTAGES.

AFTER A FEW HOURS OF FREEZING RAIN IN THE MORNING...TEMPERATURES
WILL WARM AND CHANGE THE MIXTURE OVER TO ALL RAIN BY THE EARLY
AFTERNOON.

TRAVEL CONDITIONS ARE EXPECTED TO BECOME QUITE HAZARDOUS FROM
LATE TODAY INTO EARLY WEDNESDAY AFTERNOON IN MUCH OF EASTERN
PENNSYLVANIA AND NORTHERN NEW JERSEY. SNOW AND ICE WILL LIKELY
ACCUMULATE ON AREA ROADS AND WALKWAYS.

A WINTER STORM WARNING MEANS ACCUMULATING SNOW...SLEET...AND IN
THIS CASE UP TO A HALF INCH OF ICE ARE EXPECTED. PLEASE USE
EXTREME CAUTION.

$$

DEZ001-MDZ008-NJZ012-015>019-PAZ070-071-062130-
/O.CON.KPHI.WW.Y.0001.090106T1600Z-090106T2300Z/
NEW CASTLE-CECIL-MIDDLESEX-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEW BRUNSWICK...
TRENTON...PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...
MOORESTOWN...MOUNT HOLLY...MEDIA...PHILADELPHIA
755 AM EST TUE JAN 6 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 11 AM THIS
MORNING TO 6 PM EST THIS AFTERNOON...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY IS CONTINUING A
WINTER WEATHER ADVISORY FOR DELAWARE AND PHILADELPHIA COUNTIES OF
SOUTHEAST PENNSYLVANIA...CECIL COUNTY MARYLAND...NEW CASTLE COUNTY
DELAWARE...AND SALEM...GLOUCESTER...CAMDEN...NORTHWEST
BURLINGTON...MERCER AND MIDDLESEX COUNTIES OF CENTRAL AND
SOUTHWEST NEW JERSEY...WHICH IS IN EFFECT FROM 11 AM THIS MORNING
TO 6 PM EST THIS AFTERNOON.

AS HIGH PRESSURE MOVES AWAY FROM THE REGION...A BROAD AREA OF LOW
PRESSURE WILL MOVE INTO THE OHIO VALLEY AND CONSOLIDATE BY THIS
EVENING. A MIXTURE OF PRECIPITATION WILL OVERSPREAD THE REGION
THIS AFTERNOON WITH MAINLY SNOW AND SLEET FALLING INTO THE
EVENING HOURS. 

TRAVEL CONDITIONS COULD BECOME A BIT SLICK LATER TODAY, BUT THE
PRECIPITATION IS EXPECTED TO CHANGE TO ALL RAIN ABOUT THE TIME THE
EVENING RUSH HOUR BEGINS.

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

$$

RPW
000 
WWUS41 KPHI 062025
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
325 PM EST TUE JAN 6 2009

DEZ001-MDZ008-NJZ016>019-PAZ070-071-062130-
/O.CAN.KPHI.WW.Y.0001.000000T0000Z-090106T2300Z/
NEW CASTLE-CECIL-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-
DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...PENNSVILLE...
GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...
MEDIA...PHILADELPHIA
325 PM EST TUE JAN 6 2009

...WINTER WEATHER ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE HAS CANCELLED THE WINTER WEATHER
ADVISORY.

WITH TEMPERATURES EXPECTED TO REMAIN ABOVE FREEZING THIS EVENING,
MAINLY RAIN IS EXPECTED. HOWEVER, A LITTLE SLEET COULD MIX WITH
THE RAIN AT TIMES.

$$

NJZ009-010-PAZ060-067>069-070500-
/O.CON.KPHI.WS.W.0001.000000T0000Z-090107T1300Z/
HUNTERDON-SOMERSET-BERKS-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
325 PM EST TUE JAN 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM EST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 800 AM ON
WEDNESDAY. 

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE GREAT PLAINS TO THE 
SOUTHEASTERN STATES THIS AFTERNOON. THE LOW WILL BUILD TO THE EAST 
AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED OVER THE 
EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW IS FORECAST 
TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT TIME. BOTH LOWS 
ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING ATLANTIC CANADA ON 
THURSDAY.

PRECIPITATION WAS SPREADING UP INTO EASTERN PENNSYLVANIA AND 
NORTHERN NEW JERSEY THIS AFTERNOON. WITH TEMPERATURES RANGING MAINLY 
IN THE LOWER AND MIDDLE 30S IN OUR REGION, THE PRECIPITATION WAS 
MOSTLY A MIX OF LIGHT RAIN, SLEET AND SNOW.

THE MIXED PRECIPITATION IS EXPECTED TO BECOME FREEZING RAIN FOR THIS 
EVENING AS TEMPERATURES DROP BY A COUPLE OF DEGREES AFTER DARK. 
BEFORE THE CHANGE TO FREEZING RAIN, LITTLE SNOW AND SLEET 
ACCUMULATION IS ANTICIPATED.

DURING THE NIGHT, WARM AIR WILL SLOWLY BUILD UP INTO THE REGION 
AND TEMPERATURES WILL GRADUALLY RISE ABOVE THE FREEZING MARK, 
CHANGING THE FREEZING RAIN TO RAIN FROM SOUTH TO NORTH. HOWEVER, 
SOME LOCATIONS IN BERKS COUNTY, UPPER MONTGOMERY COUNTY, UPPER BUCKS 
COUNTY, AND IN THE NORTHERN PARTS OF HUNTERDON COUNTY AND SOMERSET 
COUNTY ALONG THE INTERSTATE 78 CORRIDOR, COULD REMAIN BELOW FREEZING 
INTO THE EARLY PART OF WEDNESDAY MORNINGS COMMUTE.

AFTER DAYBREAK ON WEDNESDAY, ALMOST ALL LOCATIONS IN THE 
PENNSYLVANIA COUNTIES OF BERKS, CHESTER, MONTGOMERY AND BUCKS, AND 
IN THE NEW JERSEY COUNTIES OF HUNTERDON AND SOMERSET SHOULD BE ABOVE 
FREEZING.

TRAVEL CONDITIONS ARE EXPECTED TO BECOME QUITE HAZARDOUS FOR TONIGHT 
IN MUCH OF SOUTHEASTERN PENNSYLVANIA AND NORTHERN NEW JERSEY. ICE 
WILL LIKELY ACCUMULATE ON UNTREATED ROADS AND WALKWAYS.

ICE MAY ALSO ACCUMULATE ON TREE LIMBS AND POWER LINES, POSSIBLY 
RESULTING IN SCATTERED POWER OUTAGES, ESPECIALLY IN THE NORTHERN 
PARTS OF OUR REGION.

$$

NJZ001-007-008-PAZ054-055-061-062-070500-
/O.CON.KPHI.WS.W.0001.090106T2100Z-090107T1500Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...ALLENTOWN...BETHLEHEM...EASTON
325 PM EST TUE JAN 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1000 AM ON
WEDNESDAY. 

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE GREAT PLAINS TO THE 
SOUTHEASTERN STATES THIS AFTERNOON. THE LOW WILL BUILD TO THE EAST 
AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED OVER THE 
EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW IS FORECAST 
TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT TIME. BOTH LOWS 
ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING ATLANTIC CANADA ON 
THURSDAY.

PRECIPITATION WAS SPREADING UP INTO EASTERN PENNSYLVANIA AND 
NORTHERN NEW JERSEY THIS AFTERNOON. WITH TEMPERATURES RANGING MAINLY 
FROM THE MIDDLE 20S TO THE LOWER 30S IN OUR REGION, THE 
PRECIPITATION WAS MOSTLY IN THE FORM OF LIGHT SNOW AND SLEET.

THE SNOW AND SLEET IS EXPECTED TO BECOME STEADIER THIS EVENING AND 
IT WILL LIKELY INCREASE IN INTENSITY. AS THE EVENING PROGRESSES, 
WARM AIR WILL BEGIN TO BUILD OVERHEAD CAUSING THE SNOW AND SLEET TO 
CHANGE TO FREEZING RAIN. BEFORE THE CHANGE TO FREEZING RAIN, A LIGHT 
SNOW AND SLEET ACCUMULATION IS POSSIBLE, GENERALLY LESS THAN AN 
INCH.

FREEZING RAIN WILL CONTINUE OVERNIGHT. ON WEDNESDAY MORNING, 
TEMPERATURES WILL BEGIN TO GRADUALLY RISE ABOVE 32 DEGREES IN THE 
REGION, CHANGING THE FREEZING RAIN TO RAIN BY LATE MORNING AT MOST 
LOCATIONS. HOWEVER, SOME POCKETS OF COLD AIR MAY LINGER INTO EARLY 
WEDNESDAY AFTERNOON IN THE POCONO REGION AND IN SUSSEX COUNTY, NEW 
JERSEY.

TRAVEL CONDITIONS ARE EXPECTED TO BECOME QUITE HAZARDOUS FOR TONIGHT 
AND INTO PART OF WEDNESDAY IN MUCH OF THE LEHIGH VALLEY, THE POCONO 
REGION AND NORTHERN NEW JERSEY. ICE WILL LIKELY ACCUMULATE ON 
UNTREATED ROADS AND WALKWAYS.

ICE MAY ALSO ACCUMULATE ON TREE LIMBS AND POWER LINES, POSSIBLY 
RESULTING IN POWER OUTAGES, ESPECIALLY IN THE POCONOS AND IN FAR 
NORTHERN NEW JERSEY WHERE THE COLD AIR IS FORECAST TO REMAIN THE 
LONGEST.

$$

NJZ012-015-070400-
/O.EXT.KPHI.WW.Y.0001.000000T0000Z-090107T0400Z/
MIDDLESEX-MERCER-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON
325 PM EST TUE JAN 6 2009

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 11 PM EST THIS
EVENING...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 1100 PM THIS
EVENING.

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE GREAT PLAINS TO THE 
SOUTHEASTERN STATES THIS AFTERNOON. THE LOW WILL BUILD TO THE EAST 
AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED OVER THE 
EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW IS FORECAST 
TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT TIME. BOTH LOWS 
ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING ATLANTIC CANADA ON 
THURSDAY.

PRECIPITATION WAS SPREADING UP INTO CENTRAL NEW JERSEY THIS 
AFTERNOON. WITH TEMPERATURES RANGING MAINLY IN THE MIDDLE 30S, THE 
PRECIPITATION WAS MAINLY A MIX OF LIGHT RAIN AND SLEET.

THE MIXED PRECIPITATION MAY CHANGE TO FREEZING RAIN FOR A TIME THIS 
EVENING AS TEMPERATURES DROP BY A COUPLE OF DEGREES AFTER DARK. 

DURING THE EVENING, WARM AIR WILL SLOWLY BUILD UP INTO CENTRAL NEW 
JERSEY AND TEMPERATURES WILL GRADUALLY RISE, CHANGING ANY FREEZING 
RAIN TO RAIN BY LATE THIS EVENING.

TRAVEL CONDITIONS MAY BECOME QUITE HAZARDOUS IN PARTS OF MIDDLESEX 
COUNTY AND MERCER COUNTY THIS EVENING. ICE COULD ACCUMULATE ON 
UNTREATED ROADS AND WALKWAYS.

$$

IOVINO
000 
WWUS41 KPHI 062105
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
405 PM EST TUE JAN 6 2009

NJZ009-010-PAZ060-067>069-070500-
/O.CON.KPHI.WS.W.0001.000000T0000Z-090107T1300Z/
HUNTERDON-SOMERSET-BERKS-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
405 PM EST TUE JAN 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM EST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 800 AM ON
WEDNESDAY. 

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE GREAT PLAINS TO
THE SOUTHEASTERN STATES THIS AFTERNOON. THE LOW WILL BUILD TO THE
EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED OVER
THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW IS
FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT TIME.
BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS SPREADING UP INTO EASTERN PENNSYLVANIA AND
NORTHERN NEW JERSEY THIS AFTERNOON. WITH TEMPERATURES RANGING
MAINLY IN THE LOWER AND MIDDLE 30S IN OUR REGION, THE
PRECIPITATION WAS MOSTLY A MIX OF LIGHT RAIN, SLEET AND SNOW.

THE MIXED PRECIPITATION IS EXPECTED TO BECOME FREEZING RAIN FOR
THIS EVENING AS TEMPERATURES DROP BY A COUPLE OF DEGREES AFTER
DARK. BEFORE THE CHANGE TO FREEZING RAIN, LITTLE SNOW AND SLEET
ACCUMULATION IS ANTICIPATED.

DURING THE NIGHT, WARM AIR WILL SLOWLY BUILD UP INTO THE REGION
AND TEMPERATURES WILL GRADUALLY RISE ABOVE THE FREEZING MARK,
CHANGING THE FREEZING RAIN TO RAIN FROM SOUTH TO NORTH.
HOWEVER, SOME LOCATIONS IN BERKS COUNTY, UPPER MONTGOMERY
COUNTY, UPPER BUCKS COUNTY, AND IN THE NORTHERN PARTS OF
HUNTERDON COUNTY AND SOMERSET COUNTY ALONG THE INTERSTATE 78
CORRIDOR, COULD REMAIN BELOW FREEZING INTO THE EARLY PART OF
WEDNESDAY MORNINGS COMMUTE.

UP TO A QUARTER INCH OF ICE MAY ACCUMULATE IN PARTS OF OUR REGION. 

AFTER DAYBREAK ON WEDNESDAY, ALMOST ALL LOCATIONS IN THE
PENNSYLVANIA COUNTIES OF BERKS, CHESTER, MONTGOMERY AND BUCKS, AND
IN THE NEW JERSEY COUNTIES OF HUNTERDON AND SOMERSET SHOULD BE
ABOVE FREEZING.

TRAVEL CONDITIONS ARE EXPECTED TO BECOME QUITE HAZARDOUS FOR
TONIGHT IN MUCH OF SOUTHEASTERN PENNSYLVANIA AND NORTHERN NEW
JERSEY. ICE WILL LIKELY ACCUMULATE ON UNTREATED ROADS AND
WALKWAYS.

ICE MAY ALSO ACCUMULATE ON TREE LIMBS AND POWER LINES, POSSIBLY
RESULTING IN SCATTERED POWER OUTAGES, ESPECIALLY IN THE NORTHERN
PARTS OF OUR REGION.

$$

NJZ001-007-008-PAZ054-055-061-062-070500-
/O.CON.KPHI.WS.W.0001.000000T0000Z-090107T1500Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...ALLENTOWN...BETHLEHEM...EASTON
405 PM EST TUE JAN 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1000 AM ON
WEDNESDAY. 

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE GREAT PLAINS TO
THE SOUTHEASTERN STATES THIS AFTERNOON. THE LOW WILL BUILD TO THE
EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED OVER
THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW IS
FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT TIME.
BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS SPREADING UP INTO EASTERN PENNSYLVANIA AND
NORTHERN NEW JERSEY THIS AFTERNOON. WITH TEMPERATURES RANGING
MAINLY FROM THE MIDDLE 20S TO THE LOWER 30S IN OUR REGION, THE
PRECIPITATION WAS MOSTLY IN THE FORM OF LIGHT SNOW AND SLEET.

THE SNOW AND SLEET IS EXPECTED TO BECOME STEADIER THIS EVENING
AND IT WILL LIKELY INCREASE IN INTENSITY. AS THE EVENING
PROGRESSES, WARM AIR WILL BEGIN TO BUILD OVERHEAD CAUSING THE
SNOW AND SLEET TO CHANGE TO FREEZING RAIN. BEFORE THE CHANGE TO
FREEZING RAIN, A LIGHT SNOW AND SLEET ACCUMULATION IS POSSIBLE,
GENERALLY LESS THAN AN INCH.

FREEZING RAIN WILL CONTINUE OVERNIGHT. ON WEDNESDAY MORNING,
TEMPERATURES WILL BEGIN TO GRADUALLY RISE ABOVE 32 DEGREES IN
THE REGION, CHANGING THE FREEZING RAIN TO RAIN BY LATE MORNING AT
MOST LOCATIONS. HOWEVER, SOME POCKETS OF COLD AIR MAY LINGER INTO
EARLY WEDNESDAY AFTERNOON IN THE POCONO REGION AND IN SUSSEX
COUNTY, NEW JERSEY.

UP TO A HALF INCH OF ICE MAY ACCUMULATE IN PARTS OF OUR REGION.

TRAVEL CONDITIONS ARE EXPECTED TO BECOME QUITE HAZARDOUS FOR
TONIGHT AND INTO PART OF WEDNESDAY IN MUCH OF THE LEHIGH VALLEY,
THE POCONO REGION AND NORTHERN NEW JERSEY. ICE WILL LIKELY
ACCUMULATE ON UNTREATED ROADS AND WALKWAYS.

ICE MAY ALSO ACCUMULATE ON TREE LIMBS AND POWER LINES, POSSIBLY
RESULTING IN POWER OUTAGES, ESPECIALLY IN THE POCONOS AND IN FAR
NORTHERN NEW JERSEY WHERE THE COLD AIR IS FORECAST TO REMAIN THE
LONGEST.

$$

NJZ012-015-070400-
/O.CON.KPHI.WW.Y.0001.000000T0000Z-090107T0400Z/
MIDDLESEX-MERCER-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON
405 PM EST TUE JAN 6 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1100 PM THIS
EVENING.

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE GREAT PLAINS TO
THE SOUTHEASTERN STATES THIS AFTERNOON. THE LOW WILL BUILD TO THE
EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED OVER
THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW IS
FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT TIME.
BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS SPREADING UP INTO CENTRAL NEW JERSEY THIS
AFTERNOON. WITH TEMPERATURES RANGING MAINLY IN THE MIDDLE 30S, THE
PRECIPITATION WAS MAINLY A MIX OF LIGHT RAIN AND SLEET.

THE MIXED PRECIPITATION MAY CHANGE TO FREEZING RAIN FOR A TIME
THIS EVENING AS TEMPERATURES DROP BY A COUPLE OF DEGREES AFTER
DARK.

A LIGHT ICE ACCUMULATION IS POSSIBLE IN PARTS OF OUR REGION.

DURING THE EVENING, WARM AIR WILL SLOWLY BUILD UP INTO CENTRAL
NEW JERSEY AND TEMPERATURES WILL GRADUALLY RISE, CHANGING ANY
FREEZING RAIN TO RAIN BY LATE THIS EVENING.

TRAVEL CONDITIONS MAY BECOME QUITE HAZARDOUS IN PARTS OF
MIDDLESEX COUNTY AND MERCER COUNTY THIS EVENING. ICE COULD
ACCUMULATE ON UNTREATED ROADS AND WALKWAYS.

$$

IOVINO
000 
WWUS41 KPHI 070055
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
755 PM EST TUE JAN 6 2009

NJZ009-010-PAZ060-067>069-070600-
/O.CON.KPHI.WS.W.0001.000000T0000Z-090107T1300Z/
HUNTERDON-SOMERSET-BERKS-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
755 PM EST TUE JAN 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 8 AM EST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 800 AM ON
WEDNESDAY. 

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE MISSISSIPPI RIVER
VALLEY TO THE SOUTHEASTERN STATES THIS EVENING. THE LOW WILL BUILD
TO THE EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED
OVER THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW
IS FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT
TIME. BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS CONTINUING TO SPREAD UP INTO EASTERN
PENNSYLVANIA AND NORTHERN NEW JERSEY THIS EVENING. WITH
TEMPERATURES RANGING MAINLY IN THE UPPER 20S AND LOWER 30S, AND
WITH WARM AIR BUILDING OVERHEAD, THE PRECIPITATION WAS MOSTLY IN
THE FORM OF FREEZING RAIN.

DURING THE NIGHT, WARM AIR WILL SLOWLY WORK ITS WAY DOWN TO THE
SURFACE AND TEMPERATURES WILL GRADUALLY RISE ABOVE THE FREEZING
MARK, CHANGING THE FREEZING RAIN TO RAIN FROM SOUTH TO NORTH.
HOWEVER, SOME LOCATIONS IN BERKS COUNTY, UPPER MONTGOMERY
COUNTY, UPPER BUCKS COUNTY, AND IN THE NORTHERN PARTS OF
HUNTERDON COUNTY AND SOMERSET COUNTY ALONG THE INTERSTATE 78
CORRIDOR, COULD REMAIN BELOW FREEZING INTO THE EARLY PART OF
WEDNESDAY MORNINGS COMMUTE.

UP TO A QUARTER INCH OF ICE MAY ACCUMULATE IN PARTS OF OUR
REGION.

AFTER DAYBREAK ON WEDNESDAY, ALMOST ALL LOCATIONS IN THE
PENNSYLVANIA COUNTIES OF BERKS, CHESTER, MONTGOMERY AND BUCKS, AND
IN THE NEW JERSEY COUNTIES OF HUNTERDON AND SOMERSET SHOULD BE
ABOVE FREEZING.

TRAVEL CONDITIONS ARE EXPECTED TO BE QUITE HAZARDOUS TONIGHT IN
MUCH OF SOUTHEASTERN PENNSYLVANIA AND NORTHERN NEW JERSEY. ICE
WILL LIKELY ACCUMULATE ON UNTREATED ROADS AND WALKWAYS.

ICE MAY ALSO ACCUMULATE ON TREE LIMBS AND POWER LINES, POSSIBLY
RESULTING IN SCATTERED POWER OUTAGES, ESPECIALLY IN THE NORTHERN
PARTS OF OUR REGION.

$$

NJZ001-007-008-PAZ054-055-061-062-070600-
/O.CON.KPHI.WS.W.0001.000000T0000Z-090107T1500Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...ALLENTOWN...BETHLEHEM...EASTON
755 PM EST TUE JAN 6 2009

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 10 AM EST
WEDNESDAY...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 1000 AM ON
WEDNESDAY. 

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE MISSISSIPPI RIVER
VALLEY TO THE SOUTHEASTERN STATES THIS EVENING. THE LOW WILL BUILD
TO THE EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER
DEFINED OVER THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A
SECONDARY LOW IS FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC
COAST AT THAT TIME. BOTH LOWS ARE THEN EXPECTED TO MOVE
NORTHEASTWARD, REACHING ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS CONTINUING TO SPREAD UP INTO EASTERN
PENNSYLVANIA AND NORTHERN NEW JERSEY THIS EVENING. WITH
TEMPERATURES RANGING MAINLY FROM THE MIDDLE 20S TO THE LOWER 30S,
AND WITH WARM AIR BUILDING OVERHEAD, THE PRECIPITATION WAS MOSTLY
IN THE FORM OF FREEZING RAIN.

FREEZING RAIN WILL CONTINUE OVERNIGHT. ON WEDNESDAY MORNING,
TEMPERATURES WILL BEGIN TO GRADUALLY RISE ABOVE 32 DEGREES IN
THE REGION, CHANGING THE FREEZING RAIN TO RAIN BY LATE MORNING AT
MOST LOCATIONS. HOWEVER, SOME POCKETS OF COLD AIR MAY LINGER INTO
EARLY WEDNESDAY AFTERNOON IN THE POCONO REGION AND IN SUSSEX
COUNTY, NEW JERSEY.

UP TO A HALF INCH OF ICE MAY ACCUMULATE IN PARTS OF OUR REGION.

TRAVEL CONDITIONS ARE EXPECTED TO BE QUITE HAZARDOUS TONIGHT AND
INTO PART OF WEDNESDAY IN MUCH OF THE LEHIGH VALLEY, THE POCONO
REGION AND NORTHERN NEW JERSEY. ICE WILL LIKELY ACCUMULATE ON
UNTREATED ROADS AND WALKWAYS.

ICE MAY ALSO ACCUMULATE ON TREE LIMBS AND POWER LINES, POSSIBLY
RESULTING IN POWER OUTAGES, ESPECIALLY IN THE POCONOS AND IN FAR
NORTHERN NEW JERSEY WHERE THE COLD AIR IS FORECAST TO REMAIN THE
LONGEST.

$$

NJZ012-015-070400-
/O.CON.KPHI.WW.Y.0001.000000T0000Z-090107T0400Z/
MIDDLESEX-MERCER-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON
755 PM EST TUE JAN 6 2009

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 1100 PM THIS
EVENING.

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE MISSISSIPPI RIVER
VALLEY TO THE SOUTHEASTERN STATES THIS EVENING. THE LOW WILL BUILD
TO THE EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED
OVER THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW
IS FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT
TIME. BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS CONTINUING TO SPREAD UP INTO CENTRAL NEW JERSEY
THIS EVENING. WITH TEMPERATURES RANGING MAINLY IN THE LOWER 30S,
AND WITH WARM AIR BUILDING OVERHEAD, THE PRECIPITATION WAS MOSTLY
IN THE FORM OF FREEZING RAIN.

A LIGHT ICE ACCUMULATION IS POSSIBLE IN PARTS OF OUR REGION.

LATE THIS EVENING, WARM AIR SHOULD BEGIN TO WORK ITS WAY DOWN TO
THE SURFACE AND TEMPERATURES WILL GRADUALLY RISE, CHANGING ANY
FREEZING RAIN TO RAIN.

TRAVEL CONDITIONS MAY BE QUITE HAZARDOUS IN PARTS OF MIDDLESEX
COUNTY AND MERCER COUNTY THIS EVENING. ICE COULD ACCUMULATE ON
UNTREATED ROADS AND WALKWAYS.

$$

IOVINO
000 
WWUS41 KPHI 070155
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
855 PM EST TUE JAN 6 2009

NJZ001-007-008-PAZ054-055-061-062-071000-
/O.CAN.KPHI.WS.W.0001.000000T0000Z-090107T1500Z/
/O.NEW.KPHI.IS.W.0001.090107T0155Z-090107T1500Z/
SUSSEX-WARREN-MORRIS-CARBON-MONROE-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
JIM THORPE...STROUDSBURG...ALLENTOWN...BETHLEHEM...EASTON
855 PM EST TUE JAN 6 2009

...ICE STORM WARNING IN EFFECT UNTIL 10 AM EST WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE HAS ISSUED AN ICE STORM WARNING. IT IS
IN EFFECT UNTIL 1000 AM ON WEDNESDAY. THE WINTER STORM WARNING HAS
BEEN CANCELLED.

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE MISSISSIPPI RIVER
VALLEY TO THE SOUTHEASTERN STATES THIS EVENING. THE LOW WILL BUILD
TO THE EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED
OVER THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW
IS FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT
TIME. BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS CONTINUING TO SPREAD UP INTO EASTERN
PENNSYLVANIA AND NORTHERN NEW JERSEY THIS EVENING. WITH
TEMPERATURES RANGING MAINLY FROM THE MIDDLE 20S TO THE LOWER 30S,
AND WITH WARM AIR BUILDING OVERHEAD, THE PRECIPITATION WAS MOSTLY
IN THE FORM OF FREEZING RAIN.

FREEZING RAIN WILL CONTINUE OVERNIGHT. ON WEDNESDAY MORNING,
TEMPERATURES WILL BEGIN TO GRADUALLY RISE ABOVE 32 DEGREES IN
OUR REGION, CHANGING THE FREEZING RAIN TO RAIN BY LATE MORNING AT
MOST LOCATIONS. HOWEVER, SOME POCKETS OF COLD AIR MAY LINGER INTO
EARLY WEDNESDAY AFTERNOON IN THE POCONO REGION AND IN SUSSEX
COUNTY, NEW JERSEY.

UP TO A HALF INCH OF ICE MAY ACCUMULATE IN PARTS OF OUR REGION.

TRAVEL CONDITIONS ARE EXPECTED TO BE QUITE HAZARDOUS TONIGHT AND
INTO PART OF WEDNESDAY IN MUCH OF THE LEHIGH VALLEY, THE POCONO
REGION AND NORTHERN NEW JERSEY. ICE WILL LIKELY ACCUMULATE ON
UNTREATED ROADS AND WALKWAYS. BE ESPECIALLY CAUTIOUS ON BRIDGES
AND OVERPASSES.

ICE WILL ALSO ACCUMULATE ON TREE LIMBS AND POWER LINES, POSSIBLY
RESULTING IN POWER OUTAGES, ESPECIALLY IN THE POCONOS AND IN FAR
NORTHERN NEW JERSEY WHERE THE COLD AIR IS FORECAST TO REMAIN THE
LONGEST.

$$

NJZ009-010-PAZ060-067>069-071000-
/O.CAN.KPHI.WS.W.0001.000000T0000Z-090107T1300Z/
/O.NEW.KPHI.IS.W.0001.090107T0155Z-090107T1300Z/
HUNTERDON-SOMERSET-BERKS-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...READING...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
855 PM EST TUE JAN 6 2009

...ICE STORM WARNING IN EFFECT UNTIL 8 AM EST WEDNESDAY...
...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE HAS ISSUED AN ICE STORM WARNING. IT
IS IN EFFECT UNTIL 800 AM ON WEDNESDAY. THE WINTER STORM WARNING
HAS BEEN CANCELLED.

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE MISSISSIPPI RIVER
VALLEY TO THE SOUTHEASTERN STATES THIS EVENING. THE LOW WILL BUILD
TO THE EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED
OVER THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW
IS FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT
TIME. BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS CONTINUING TO SPREAD UP INTO EASTERN
PENNSYLVANIA AND NORTHERN NEW JERSEY THIS EVENING. WITH
TEMPERATURES RANGING MAINLY IN THE UPPER 20S AND LOWER 30S, AND
WITH WARM AIR BUILDING OVERHEAD, THE PRECIPITATION WAS MOSTLY IN
THE FORM OF FREEZING RAIN.

DURING THE NIGHT, WARM AIR WILL SLOWLY WORK ITS WAY DOWN TO THE
SURFACE AND TEMPERATURES WILL GRADUALLY RISE ABOVE THE FREEZING
MARK TOWARD MORNING, CHANGING THE FREEZING RAIN TO RAIN FROM SOUTH TO
NORTH. HOWEVER, SOME LOCATIONS IN BERKS COUNTY, UPPER MONTGOMERY
COUNTY, UPPER BUCKS COUNTY, AND IN THE NORTHERN PARTS OF HUNTERDON
COUNTY AND SOMERSET COUNTY ALONG THE INTERSTATE 78 CORRIDOR, COULD
REMAIN BELOW FREEZING INTO WEDNESDAY MORNINGS COMMUTE.

UP TO A QUARTER INCH OF ICE MAY ACCUMULATE IN PARTS OF OUR REGION.

AFTER DAYBREAK ON WEDNESDAY, ALMOST ALL LOCATIONS IN THE
PENNSYLVANIA COUNTIES OF BERKS, CHESTER, MONTGOMERY AND BUCKS, AND
IN THE NEW JERSEY COUNTIES OF HUNTERDON AND SOMERSET SHOULD RISE
ABOVE FREEZING.

TRAVEL CONDITIONS ARE EXPECTED TO BE QUITE HAZARDOUS TONIGHT IN
SOUTHEASTERN PENNSYLVANIA AND NORTHERN NEW JERSEY. ICE WILL LIKELY
ACCUMULATE ON UNTREATED ROADS AND WALKWAYS. BE ESPECIALLY CAUTIOUS
ON BRIDGES AND OVERPASSES.

ICE WILL ALSO ACCUMULATE ON TREE LIMBS AND POWER LINES, POSSIBLY
RESULTING IN SCATTERED POWER OUTAGES, ESPECIALLY IN THE NORTHERN
PARTS OF OUR REGION.

$$

DEZ001-MDZ008-012-NJZ013-016>019-PAZ070-071-071000-
/O.EXB.KPHI.WW.Y.0001.000000T0000Z-090107T1000Z/
NEW CASTLE-CECIL-KENT MD-WESTERN MONMOUTH-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...CHESTERTOWN...
FREEHOLD...PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...
MOORESTOWN...MOUNT HOLLY...MEDIA...PHILADELPHIA
855 PM EST TUE JAN 6 2009

...WINTER WEATHER ADVISORY IN EFFECT UNTIL 5 AM EST WEDNESDAY...

THE NATIONAL WEATHER SERVICE HAS ISSUED A WINTER WEATHER ADVISORY
FOR FREEZING RAIN. IT IS IN EFFECT UNTIL 500 AM ON WEDNESDAY.

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE MISSISSIPPI RIVER
VALLEY TO THE SOUTHEASTERN STATES THIS EVENING. THE LOW WILL BUILD
TO THE EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED
OVER THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW
IS FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT
TIME. BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS CONTINUING TO SPREAD UP INTO OUR REGION THIS
EVENING. WITH TEMPERATURES RANGING MAINLY IN THE LOWER 30S, AND
WITH WARM AIR BUILDING OVERHEAD, THE PRECIPITATION WAS MOSTLY IN
THE FORM OF FREEZING RAIN.

AN ICE ACCUMULATION OF ONE TO TWO TENTHS OF AN INCH IS POSSIBLE
IN PARTS OF OUR REGION.

OVERNIGHT, WARM AIR SHOULD BEGIN TO WORK ITS WAY DOWN TO THE SURFACE
AND TEMPERATURES WILL GRADUALLY RISE, CHANGING ANY FREEZING RAIN
TO RAIN BY MORNING.

TRAVEL CONDITIONS WILL BE QUITE HAZARDOUS IN PARTS OF OUR REGION
OVERNIGHT. ICE WILL ACCUMULATE ON UNTREATED ROADS AND WALKWAYS. BE
ESPECIALLY CAUTIOUS ON BRIDGES AND OVERPASSES.

$$

NJZ012-015-071000-
/O.EXT.KPHI.WW.Y.0001.000000T0000Z-090107T1000Z/
MIDDLESEX-MERCER-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON
855 PM EST TUE JAN 6 2009

...WINTER WEATHER ADVISORY NOW IN EFFECT UNTIL 5 AM EST
WEDNESDAY...

THE WINTER WEATHER ADVISORY IS NOW IN EFFECT UNTIL 500 AM ON
WEDNESDAY. 

A BROAD AREA OF LOW PRESSURE EXTENDED FROM THE MISSISSIPPI RIVER
VALLEY TO THE SOUTHEASTERN STATES THIS EVENING. THE LOW WILL BUILD
TO THE EAST AND NORTH AND ITS CENTER SHOULD BECOME BETTER DEFINED
OVER THE EASTERN GREAT LAKES REGION ON WEDNESDAY. A SECONDARY LOW
IS FORECAST TO DEVELOP ALONG THE MIDDLE ATLANTIC COAST AT THAT
TIME. BOTH LOWS ARE THEN EXPECTED TO MOVE NORTHEASTWARD, REACHING
ATLANTIC CANADA ON THURSDAY.

PRECIPITATION WAS CONTINUING TO SPREAD UP INTO OUR REGION THIS
EVENING. WITH TEMPERATURES RANGING MAINLY IN THE UPPER 20S AND
LOWER 30S, AND WITH WARM AIR BUILDING OVERHEAD, THE PRECIPITATION
WAS MOSTLY IN THE FORM OF FREEZING RAIN.

AN ICE ACCUMULATION OF ONE TO TWO TENTHS OF AN INCH IS POSSIBLE
IN PARTS OF OUR REGION.

OVERNIGHT, WARM AIR SHOULD BEGIN TO WORK ITS WAY DOWN TO THE SURFACE
AND TEMPERATURES WILL GRADUALLY RISE, CHANGING ANY FREEZING RAIN
TO RAIN BY MORNING.

TRAVEL CONDITIONS WILL BE QUITE HAZARDOUS IN PARTS OF OUR REGION
OVERNIGHT. ICE WILL ACCUMULATE ON UNTREATED ROADS AND WALKWAYS. BE
ESPECIALLY CAUTIOUS ON BRIDGES AND OVERPASSES.

$$

IOVINO

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 6, 4:39 AM ESTWinter Weather AdvisoryPHIDelaware, Philadelphia23 hr

Nearby

Winter Storm Warnings in Pennsylvania, 2009Winter Storm Warnings in New Jersey, 2009Every winter storm warning in 2009

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.