Alert archive / New Jersey / Winter Storm Warnings in 2007

Winter Storm Warning 5, NWS Philadelphia/Mount Holly

December 12, 20077 counties in New Jersey; 5 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this winter storm warning at Dec 12, 2007, 4:25 PM EST for 7 counties in New Jersey; 5 counties in Pennsylvania. It took effect at Dec 13, 2007, 9:00 AM EST. It was in force for 10 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
Dec 12, 2007, 4:25 PM EST (21:25 UTC)
In effect from
Dec 13, 2007, 9:00 AM EST
Expired
Dec 13, 2007, 6:55 PM EST
In force
10 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, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 101 km from the middle of the area, began a volume at 21:30 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 9.4 hours before the alert went out and 163 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, Phillips Aaf/Abe, MD at 12:00Z on 2007-12-12Temperature 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, Phillips Aaf/Abe, MD at 12:00Z on 2007-12-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 213 square meters per square second.1939587897Sfc1 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
973 m above ground
0-6 km bulk shear
76 kt
0-1 km storm-relative helicity
213 m²/s²
0-3 km storm-relative helicity
290 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 122125
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
425 PM EST WED DEC 12 2007

...A WINTER STORM TO AFFECT THE REGION DURING THURSDAY...

.AN AREA OF LOW PRESSURE WILL ORGANIZE ACROSS THE SOUTHERN 
PLAINS AND MOVE INTO THE OHIO VALLEY TONIGHT. THIS STORM WILL THEN 
MOVE ACROSS OUR REGION DURING THURSDAY, BRINGING WITH IT A ROUND OF 
WINTRY PRECIPITATION. THIS STORM IS EXPECTED TO BRING A SIGNIFICANT 
AMOUNT OF SNOW AND EVEN SLEET TO A GOOD PORTION OF EASTERN PENNSYLVANIA
AND INTO NORTHWESTERN NEW JERSEY, WITH LESSER AMOUNTS FARTHER TO
THE SOUTH AND EAST. THE STORM WILL THEN COME TO AN END DURING
THURSDAY EVENING.

NJZ001-PAZ054-055-131000-
/O.UPG.KPHI.WS.A.0006.071213T1500Z-071214T0600Z/
/O.NEW.KPHI.WS.W.0005.071213T1400Z-071214T0400Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
425 PM EST WED DEC 12 2007

...WINTER STORM WARNING IN EFFECT FROM 9 AM TO 11 PM EST
THURSDAY...
...WINTER STORM WATCH NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING, WHICH IS IN EFFECT FROM 9 AM TO 11 PM EST THURSDAY.
THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

SNOW IS EXPECTED TO OVERSPREAD THE AREA THURSDAY MORNING AND INCREASE 
IN INTENSITY AROUND MIDDAY THEN CONTINUE THROUGH THE AFTERNOON
WITH SOME SLEET POSSIBLY MIXING IN. SNOWFALL RATES OF AN INCH PER
HOUR WILL BE POSSIBLE MAINLY DURING THE AFTERNOON. A TOTAL SNOW
ACCUMULATION OF 6 TO 10 INCHES ARE ANTICIPATED, WHICH WILL MAKE
TRAVEL VERY HAZARDOUS. THE STEADIEST PRECIPITATION WILL BE
TAPERING OFF DURING THURSDAY EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND SLEET
ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS
OR IMPOSSIBLE.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

NJZ007-008-PAZ060>062-131000-
/O.UPG.KPHI.WS.A.0006.071213T1500Z-071214T0600Z/
/O.NEW.KPHI.WS.W.0005.071213T1400Z-071214T0400Z/
WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING...
ALLENTOWN...BETHLEHEM...EASTON
425 PM EST WED DEC 12 2007

...WINTER STORM WARNING IN EFFECT FROM 9 AM TO 11 PM EST
THURSDAY...
...WINTER STORM WATCH NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING, WHICH IS IN EFFECT FROM 9 AM TO 11 PM EST THURSDAY.
THE WINTER STORM WATCH IS NO LONGER IN EFFECT.

A MIXTURE OF SNOW AND SLEET WILL OVERSPREAD THE REGION THURSDAY 
EVENING AND INCREASE IN INTENSITY AROUND MIDDAY AND CONTINUE THROUGH 
THE AFTERNOON. A TOTAL ACCUMULATION OF SNOW AND SLEET OF 5 TO AS
MUCH AS 8 INCHES ARE ANTICIPATED, MAKING TRAVEL HAZARDOUS. THERE
IS THE POSSIBILITY THAT A BIT OF FREEZING RAIN MAY MIX IN AT
TIMES DURING THE AFTERNOON, HOWEVER SNOW AND SLEET ARE THE
ANTICIPATED PREDOMINANT PRECIPITATION TYPES. THE STEADIEST
PRECIPITATION WILL BE TAPERING OFF DURING THURSDAY EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW, SLEET, AND
ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY HAZARDOUS.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

MDZ008-NJZ009-010-012-015-PAZ067>069-131000-
/O.NEW.KPHI.WW.Y.0016.071213T1400Z-071214T0400Z/
CECIL-HUNTERDON-SOMERSET-MIDDLESEX-MERCER-CHESTER-MONTGOMERY-
BUCKS-
INCLUDING THE CITIES OF...ELKTON...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...TRENTON...WEST CHESTER...NORRISTOWN...DOYLESTOWN
425 PM EST WED DEC 12 2007

...WINTER WEATHER ADVISORY IN EFFECT FROM 9 AM TO 11 PM EST
THURSDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
WEATHER ADVISORY, WHICH IS IN EFFECT FROM 9 AM TO 11 PM EST
THURSDAY.

A WINTRY MIX OF SNOW, SLEET AND FREEZING RAIN WILL OVERSPREAD THE 
REGION THURSDAY MORNING. AS MILDER AIR MOVES IN, LOCATIONS FARTHER 
SOUTH AND EAST WILL BEGIN TO CHANGE OVER TO PLAIN RAIN DURING 
THURSDAY AFTERNOON LIMITING ACCUMULATIONS, HOWEVER SLEET CAN STILL
MIX IN. FOR LOCATIONS FARTHER NORTH AND WEST, A MORE PROLONGED
PERIOD OF SLEET MIXED WITH FREEZING RAIN IS ANTICIPATED. A TOTAL
ACCUMULATION OF SNOW AND SLEET RANGING FROM 2 TO AS MUCH AS 5
INCHES ARE ANTICIPATED ACROSS THE AREA, WITH THE HIGHEST AMOUNTS
FOCUSED ACROSS THE NORTHERN AND WESTERN PORTIONS OF THE AFFECTED
COUNTIES. ICE ACCUMULATIONS OF A TENTH OF AN INCH OR LESS ARE 
EXPECTED. THE STEADIEST PRECIPITATION WILL BE TAPERING OFF DURING
THURSDAY EVENING.

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.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

GORSE
5 follow-up statements
000 
WWUS41 KPHI 130124
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
824 PM EST WED DEC 12 2007

...A WINTER STORM TO AFFECT THE REGION DURING THURSDAY...

.AN AREA OF LOW PRESSURE WILL ORGANIZE ACROSS THE SOUTHERN PLAINS
AND MOVE INTO THE OHIO VALLEY OVERNIGHT. THIS STORM WILL THEN MOVE
ACROSS OUR REGION DURING THURSDAY... BRINGING WITH IT A ROUND OF
WINTRY PRECIPITATION. THIS STORM IS EXPECTED TO BRING A
SIGNIFICANT AMOUNT OF SNOW AND EVEN SLEET TO A GOOD PORTION OF
EASTERN PENNSYLVANIA AND INTO NORTHWESTERN NEW JERSEY... WITH
LESSER AMOUNTS FARTHER TO THE SOUTH AND EAST. THE STORM WILL THEN
COME TO AN END DURING THURSDAY EVENING.

NJZ001-PAZ054-055-131100-
/O.CON.KPHI.WS.W.0005.071213T1400Z-071214T0400Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
824 PM EST WED DEC 12 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM TO 11 PM EST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM TO 11 PM EST
THURSDAY. 

SNOW IS EXPECTED TO OVERSPREAD THE AREA THURSDAY MORNING AND
INCREASE IN INTENSITY AROUND MIDDAY THEN CONTINUE THROUGH THE
AFTERNOON WITH SOME SLEET POSSIBLY MIXING IN. SNOWFALL RATES OF
AN INCH PER HOUR WILL BE POSSIBLE MAINLY DURING THE AFTERNOON. A
TOTAL SNOW ACCUMULATIONS OF 6 TO 10 INCHES ARE ANTICIPATED...
WHICH WILL MAKE TRAVEL VERY HAZARDOUS. THE STEADIEST
PRECIPITATION WILL BE TAPERING OFF DURING THURSDAY EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

NJZ007-008-PAZ060>062-131100-
/O.CON.KPHI.WS.W.0005.071213T1400Z-071214T0400Z/
WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING...
ALLENTOWN...BETHLEHEM...EASTON
824 PM EST WED DEC 12 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM TO 11 PM EST
THURSDAY...

A WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM TO 11 PM EST
THURSDAY. 

A MIXTURE OF SNOW AND SLEET WILL OVERSPREAD THE REGION THURSDAY
MORNING AND INCREASE IN INTENSITY AROUND MIDDAY AND CONTINUE THROUGH
THE AFTERNOON. A TOTAL ACCUMULATION OF SNOW AND SLEET OF 5 TO AS
MUCH AS 8 INCHES ARE ANTICIPATED... MAKING TRAVEL HAZARDOUS. THERE
IS THE POSSIBILITY THAT A BIT OF FREEZING RAIN MAY MIX IN AT TIMES
DURING THE AFTERNOON... HOWEVER SNOW AND SLEET ARE THE ANTICIPATED
PREDOMINANT PRECIPITATION TYPES. THE STEADIEST PRECIPITATION WILL
BE TAPERING OFF DURING THURSDAY EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET... AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

MDZ008-NJZ009-010-012-015-PAZ067>069-131100-
/O.CON.KPHI.WW.Y.0016.071213T1400Z-071214T0400Z/
CECIL-HUNTERDON-SOMERSET-MIDDLESEX-MERCER-CHESTER-MONTGOMERY-
BUCKS-
INCLUDING THE CITIES OF...ELKTON...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...TRENTON...WEST CHESTER...NORRISTOWN...DOYLESTOWN
824 PM EST WED DEC 12 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM TO 11 PM
EST THURSDAY...

A WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM TO 11 PM
EST THURSDAY. 

A WINTRY MIX OF SNOW...SLEET AND FREEZING RAIN WILL OVERSPREAD
THE REGION THURSDAY MORNING. AS MILDER AIR MOVES IN...LOCATIONS
FARTHER SOUTH AND EAST WILL BEGIN TO CHANGE OVER TO PLAIN RAIN
DURING THURSDAY AFTERNOON, THEREBY LIMITING ACCUMULATIONS.
HOWEVER...SLEET CAN STILL MIX IN. 

FOR LOCATIONS FARTHER NORTH AND WEST...A MORE PROLONGED PERIOD OF
SLEET MIXED WITH FREEZING RAIN IS ANTICIPATED. A TOTAL
ACCUMULATION OF SNOW AND SLEET RANGING FROM 2 TO AS MUCH AS 5
INCHES ARE ANTICIPATED ACROSS THE AREA...WITH THE HIGHEST AMOUNTS
FOCUSED ACROSS NORTHERN PORTIONS HUNTERDON AND SOMERSET COUNTIES
IN NEW JERSEY AND MONTGOMERY AND BUCKS COUNTIES IN PENNSYLVANIA.
ICE ACCUMULATIONS OF A TENTH OF AN INCH OR LESS ARE EXPECTED. THE
STEADIEST PRECIPITATION WILL BE TAPERING OFF DURING THURSDAY
EVENING.

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.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$
000 
WWUS41 KPHI 130905
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
405 AM EST THU DEC 13 2007

...A WINTER STORM TO AFFECT THE REGION TODAY INTO TONIGHT...

.AN AREA OF LOW PRESSURE WILL MOVE EASTWARD FROM THE OHIO VALLEY 
TODAY AND MOVE OUT TO SEA TONIGHT. THIS STORM WILL THEN MOVE ACROSS 
OUR REGION... BRINGING A ROUND OF WINTRY PRECIP TO NORTHERN AREAS 
AND MAINLY RAIN IN THE SOUTH. THIS LOW IS EXPECTED TO BRING A 
SIGNIFICANT AMOUNT OF SNOW AND EVEN SLEET TO A GOOD PORTION OF 
EASTERN PENNSYLVANIA AND INTO NORTHWESTERN NEW JERSEY... WITH LESSER 
AMOUNTS FARTHER TO THE SOUTH AND EAST. THE STORM WILL THEN COME TO 
AN END DURING THE EVENING.

NJZ001-PAZ054-055-131700-
/O.CON.KPHI.WS.W.0005.071213T1400Z-071214T0400Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
405 AM EST THU DEC 13 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 11 PM EST THIS EVENING...

SNOW IS EXPECTED TO OVERSPREAD THE AREA THIS MORNING AND
INCREASE IN INTENSITY THROUGH THE AFTERNOON WITH SOME SLEET
POSSIBLY MIXING IN. SNOWFALL RATES OF AN INCH PER HOUR WILL BE
POSSIBLE MAINLY DURING THE AFTERNOON.  TOTAL SNOW ACCUMULATIONS OF 6 
TO 10 INCHES ARE ANTICIPATED WHICH WILL MAKE TRAVEL VERY HAZARDOUS. 
THE STEADIEST PRECIPITATION WILL BE TAPERING OFF DURING THE EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

NJZ007-008-PAZ060>062-131700-
/O.CON.KPHI.WS.W.0005.071213T1400Z-071214T0400Z/
WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING...
ALLENTOWN...BETHLEHEM...EASTON
405 AM EST THU DEC 13 2007

...WINTER STORM WARNING REMAINS IN EFFECT FROM 9 AM THIS MORNING
TO 11 PM EST THIS EVENING...

A MIXTURE OF SNOW AND SLEET WILL OVERSPREAD THE REGION THIS MORNING 
AND INCREASE IN INTENSITY AROUND MIDDAY AND CONTINUE THROUGH THE 
AFTERNOON.  TOTAL ACCUMULATION OF SNOW AND SLEET OF 5 TO AS MUCH AS 
8 INCHES ARE ANTICIPATED... MAKING TRAVEL HAZARDOUS. THERE IS THE 
POSSIBILITY THAT A BIT OF FREEZING RAIN MAY MIX IN AT TIMES DURING 
THE AFTERNOON... HOWEVER SNOW AND SLEET ARE THE ANTICIPATED 
PREDOMINANT PRECIPITATION TYPES. THE STEADIEST PRECIPITATION WILL BE 
TAPERING OFF DURING THE EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET... AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

MDZ008-NJZ009-010-012-015-PAZ067>069-131700-
/O.CON.KPHI.WW.Y.0016.071213T1400Z-071214T0400Z/
CECIL-HUNTERDON-SOMERSET-MIDDLESEX-MERCER-CHESTER-MONTGOMERY-
BUCKS-
INCLUDING THE CITIES OF...ELKTON...FLEMINGTON...SOMERVILLE...
NEW BRUNSWICK...TRENTON...WEST CHESTER...NORRISTOWN...DOYLESTOWN
405 AM EST THU DEC 13 2007

...WINTER WEATHER ADVISORY REMAINS IN EFFECT FROM 9 AM THIS
MORNING TO 11 PM EST THIS EVENING...

A WINTRY MIX OF SNOW...SLEET AND FREEZING RAIN WILL OVERSPREAD THE 
REGION THIS MORNING. AS MILDER AIR MOVES IN...LOCATIONS FARTHER 
SOUTH AND EAST WILL BEGIN TO CHANGE OVER TO PLAIN RAIN DURING THIS 
AFTERNOON... THEREBY LIMITING ACCUMULATIONS.

FOR LOCATIONS FARTHER NORTH AND WEST...A MORE PROLONGED PERIOD OF
SLEET MIXED WITH FREEZING RAIN IS ANTICIPATED. A TOTAL
ACCUMULATION OF SNOW AND SLEET RANGING FROM 1 TO AS MUCH AS 4 INCHES
ARE ANTICIPATED ACROSS THE AREA...WITH THE HIGHEST AMOUNTS FOCUSED
ACROSS NORTHERN PORTIONS HUNTERDON AND SOMERSET COUNTIES IN NEW
JERSEY AND MONTGOMERY AND BUCKS COUNTIES IN PENNSYLVANIA. ICE
ACCUMULATIONS OF A TENTH OF AN INCH OR LESS ARE EXPECTED. THE
STEADIEST PRECIPITATION WILL BE TAPERING OFF DURING THE
EVENING.

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.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

NIERENBERG
000 
WWUS41 KPHI 131658
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1158 AM EST THU DEC 13 2007

...A WINTER STORM TO AFFECT THE REGION TODAY INTO TONIGHT...

.AN AREA OF LOW PRESSURE WILL MOVE NORTHEAST FROM THE OHIO VALLEY
THIS AFTERNOON...PASSING JUST SOUTH OF PENNSYLVANIA AND THEN OUT
TO SEA TONIGHT. THIS STORM IS BRINGING WINTRY PRECIP TO NORTHERN
AREAS...BUT MAINLY RAIN SOUTH AND EAST OF PHILADELPHIA. THIS LOW
IS EXPECTED TO BRING A SIGNIFICANT AMOUNT OF SNOW...SLEET AND
FREEZING TO MUCH OF EASTERN PENNSYLVANIA INTO NORTHERN NEW JERSEY.
THE STORM WILL COME TO AN END LATER THIS EVENING.

NJZ009-010-PAZ067>069-140100-
/O.UPG.KPHI.WW.Y.0016.000000T0000Z-071214T0400Z/
/O.EXA.KPHI.WS.W.0005.000000T0000Z-071214T0400Z/
HUNTERDON-SOMERSET-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
1158 AM EST THU DEC 13 2007

...WINTER STORM WARNING IN EFFECT UNTIL 11 PM EST THIS EVENING...
...WINTER WEATHER ADVISORY NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT UNTIL 11 PM EST THIS EVENING.
THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

A MIX OF FREEZING RAIN AND SLEET SPREAD ACROSS THE REGION THIS
MORNING...AND WILL CONTINUE DURING THIS AFTERNOON. ICE
ACCUMULATION UP TO ONE QUARTER INCH SO FAR HAS BEEN REPORTED IN
SOME AREAS AND FURTHER ACCUMULATION IS LIKELY THIS AFTERNOON...AS
TEMPERATURES SHOULD REMAIN AT OR JUST BELOW FREEZING. TOTAL ICE
ACCUMULATION UP TO ONE THIRD INCH IS POSSIBLE BY LATE THIS
AFTERNOON.

PRECIPITATION MAY MIX WITH OR CHANGE TO SLEET OR SNOW DURING THE
EVENING AS COLDER AIR IS DRAWN IN BEHIND THE STORM. SNOW
ACCUMULATION OF 1 TO 3 INCHES IS POSSIBLE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO
POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

NJZ001-PAZ054-055-140100-
/O.CON.KPHI.WS.W.0005.000000T0000Z-071214T0400Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
1158 AM EST THU DEC 13 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING. 

THE SNOW THAT OVERSPREAD THE AREA THIS MORNING WILL LIKELY INCREASE
IN INTENSITY THROUGH THE AFTERNOON WITH SOME SLEET POSSIBLY MIXING
IN. SNOWFALL RATES OF AN INCH PER HOUR WILL BE POSSIBLE AT TIMES.
SNOW ACCUMULATIONS OF 3 TO 5 INCHES ARE ANTICIPATED THIS AFTERNOON WHICH
WILL MAKE TRAVEL VERY HAZARDOUS. SOME ADDITION SNOW IS POSSIBLE
THIS EVENING BRINGING TOTAL ACCUMULATIONS TO 5 TO 9 INCHES. THE
SNOW WILL BE TAPERING OFF TO FLURRIES DURING THE EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

NJZ007-008-PAZ060>062-140100-
/O.CON.KPHI.WS.W.0005.000000T0000Z-071214T0400Z/
WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING...
ALLENTOWN...BETHLEHEM...EASTON
1158 AM EST THU DEC 13 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING. 

THE MIXTURE OF SNOW...SLEET AND FREEZING RAIN THAT OVERSPREAD THE
REGION THIS MORNING WILL CONTINUE THROUGH THE AFTERNOON. THE SNOW
AND SLEET MAY ACCUMULATE 2 TO 4 INCHES BY LATE AFTERNOON...
MAKING TRAVEL HAZARDOUS. SNOW AND SLEET WILL LIKELY CONTINUE INTO
EARLY EVENING WITH ADDITIONAL ACCUMULATION...BRING THE STORM TOTAL
TO 5 TO 8 INCHES. THE PRECIPITATION WILL BE TAPERING OFF DURING
THE EVENING.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET... AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

MDZ008-NJZ012-015-140100-
/O.CON.KPHI.WW.Y.0016.000000T0000Z-071214T0400Z/
CECIL-MIDDLESEX-MERCER-
INCLUDING THE CITIES OF...ELKTON...NEW BRUNSWICK...TRENTON
1158 AM EST THU DEC 13 2007

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

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

A MIX OF RAIN AND FREEZING RAIN WILL CONTINUE THIS AFTERNOON. ICE
ACCUMULATIONS OF A TENTH OF AN INCH OR LESS ARE EXPECTED. THE
PRECIPITATION MAY MIX WITH OR CHANGE TO SLEET AND SNOW THIS
EVENING AS COLDER AIR IS DRAWN IN BEHIND THE STORM. SNOW AND SLEET
ACCUMULATIONS OF 1 TO 2 INCHES ARE POSSIBLE. THE STEADIEST
PRECIPITATION WILL BE TAPERING OFF DURING THE EVENING.

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.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

AMC
000 
WWUS41 KPHI 131935
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
235 PM EST THU DEC 13 2007

...A WINTER STORM TO AFFECT THE REGION TODAY INTO TONIGHT...

.AN AREA OF LOW PRESSURE THAT WAS OVER WEST VIRGINIA THIS
AFTERNOON WILL REFORM EAST OF NEW JERSEY THIS EVENING. THIS LOW
WILL THEN HEAD EAST AND AWAY FROM THE REGION TONIGHT. THIS LOW
PRESSURE SYSTEM WILL BRING FREEZING RAIN, SLEET AND SNOW TO THE
AREA NORTH AND WEST OF PHILADELPHIA INTO TONIGHT. THE SIGNIFICANT
PRECIPITATION SHOULD TAPER OFF TO DRIZZLE OR FREEZING DRIZZLE LATE
TONIGHT.

MDZ008-132045-
/O.CAN.KPHI.WW.Y.0016.000000T0000Z-071214T0400Z/
CECIL-
INCLUDING THE CITY OF...ELKTON
235 PM EST THU DEC 13 2007

...WINTER WEATHER ADVISORY IS CANCELLED...

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

TEMPERATURES HAVE MOVED ABOVE FREEZING.

$$

NJZ012-015-140400-
/O.UPG.KPHI.WW.Y.0016.000000T0000Z-071214T0400Z/
/O.EXA.KPHI.WS.W.0005.000000T0000Z-071214T0400Z/
MIDDLESEX-MERCER-
INCLUDING THE CITIES OF...NEW BRUNSWICK...TRENTON
235 PM EST THU DEC 13 2007

...WINTER STORM WARNING IN EFFECT UNTIL 11 PM EST THIS EVENING...
...WINTER WEATHER ADVISORY NO LONGER IN EFFECT...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING...WHICH IS IN EFFECT UNTIL 11 PM EST THIS EVENING.
THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT. 

RAIN AND FREEZING RAIN WILL CONTINUE TO FALL THROUGH THIS EVENING
AS TEMPERATURES STAY IN THE LOWER 30S. AT TIMES, SOME SLEET WILL
ALSO MIX IN. AREAS TO THE NORTH AND EAST OF TRENTON WERE BELOW
FREEZING, WHILE TRENTON WAS AT OR SLIGHTLY ABOVE FREEZING, THEREBY
LIMITING THE ICING THERE. IN AREAS THAT TEMPERATURES REMAIN BELOW
FREEZING THERE WILL BE A TOTAL ICE ACCRETION OF 1/4 TO 1/2 INCH,
MAINLY ON EXPOSED AND UNTREATED SURFACES.

THE PRECIPITATION WILL WIND DOWN LATER THIS EVENING, HOWEVER, SOME
FREEZING DRIZZLE COULD LINGER THROUGH A GOOD PORTION OF TONIGHT.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SLEET...AND
ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE.

$$

NJZ001-PAZ054-055-140400-
/O.CON.KPHI.WS.W.0005.000000T0000Z-071214T0400Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
235 PM EST THU DEC 13 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING. 

SNOW, OCCASIONAL MIXED WITH SLEET WILL CONTINUE THROUGH THE
EVENING HOURS, BEFORE TAPERING OFF TO FREEZING DRIZZLE LATE
TONIGHT. TOTAL SNOW ACCUMULATIONS FROM THIS STORM ARE EXPECTED TO
BE BETWEEN 4 AND 8 INCHES.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW AND
SLEET ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

NJZ007-008-PAZ060>062-140400-
/O.CON.KPHI.WS.W.0005.000000T0000Z-071214T0400Z/
WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING...
ALLENTOWN...BETHLEHEM...EASTON
235 PM EST THU DEC 13 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING. 

SLEET AND FREEZING RAIN WILL CONTINUE THROUGH THIS EVENING, BUT
WILL OCCASIONALLY CHANGE OVER TO SNOW AS HEAVIER PRECIPITATION
MOVES IN FROM THE WEST. MOST OF THE ACCUMULATING SNOW HAS FALLEN,
BUT AN ADDITIONAL INCH OR TWO OF SNOW COULD FALL WHEN THE
PRECIPITATION CHANGES OVER TO SNOW. HOWEVER, THERE COULD BE ICE
ACCRETION OF UP TO 1/2 FROM THE FREEZING RAIN, MAINLY ON EXPOSED
AND UNTREATED SURFACES. 

LATER THIS EVENING, THE PRECIPITATION SHOULD CHANGE OVER TO
FREEZING DRIZZLE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW...
SLEET... AND ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL
VERY HAZARDOUS.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$

NJZ009-010-PAZ067>069-140400-
/O.CON.KPHI.WS.W.0005.000000T0000Z-071214T0400Z/
HUNTERDON-SOMERSET-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
235 PM EST THU DEC 13 2007

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING...

A WINTER STORM WARNING REMAINS IN EFFECT UNTIL 11 PM EST THIS
EVENING. 

SLEET AND FREEZING RAIN WILL CONTINUE THROUGH THIS EVENING, BUT
WILL OCCASIONALLY CHANGE OVER TO SNOW AS HEAVIER PRECIPITATION
MOVES IN FROM THE WEST. MOST OF THE ACCUMULATING SNOW HAS FALLEN,
BUT AN ADDITIONAL INCH OR TWO OF SNOW COULD FALL WHEN THE
PRECIPITATION CHANGES OVER TO SNOW. HOWEVER, THERE COULD BE ICE
ACCRETION OF UP TO 1/2 FROM THE FREEZING RAIN, MAINLY ON EXPOSED
AND UNTREATED SURFACES.

LATER THIS EVENING, THE PRECIPITATION SHOULD CHANGE OVER TO
FREEZING DRIZZLE.

A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SLEET...AND
ICE ARE EXPECTED OR OCCURRING. THIS WILL MAKE TRAVEL VERY
HAZARDOUS OR IMPOSSIBLE.

ANOTHER WINTER STORM MAY AFFECT THE AREA THIS WEEKEND. STAY TUNED
TO NOAA WEATHER RADIO ALL HAZARDS OR YOUR LOCAL MEDIA OUTLETS FOR
FURTHER UPDATES.

$$


STAUBER
000 
WWUS41 KPHI 132355
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
655 PM EST THU DEC 13 2007


NJZ001-007>010-012-015-PAZ054-055-060>062-067>069-140100-
/O.CAN.KPHI.WS.W.0005.000000T0000Z-071214T0400Z/
SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-MIDDLESEX-MERCER-CARBON-
MONROE-BERKS-LEHIGH-NORTHAMPTON-CHESTER-MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
FLEMINGTON...SOMERVILLE...NEW BRUNSWICK...TRENTON...JIM THORPE...
STROUDSBURG...READING...ALLENTOWN...BETHLEHEM...EASTON...
WEST CHESTER...NORRISTOWN...DOYLESTOWN
655 PM EST THU DEC 13 2007

...WINTER STORM WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WINTER STORM WARNING. 

THE GENERAL PRECIPITATION IN THE FORM OF FREEZING RAIN, SLEET, AND
SNOW HAS ENDED EARLY THIS EVENING. WIDELY SCATTERED LIGHT SNOW
FLURRIES, OR EVEN ISOLATED DRIZZLE OR FREEZING DRIZZLE MAY OCCUR
TONIGHT. HOWEVER, THIS IS NOT EXPECTED TO ADD SIGNIFICANTLY TO
SNOW OR ICE TOTALS.

TEMPERATURES WILL REMAIN BELOW FREEZING OVER NORTHWESTERN NEW
JERSEY AND EAST-CENTRAL AND NORTHEASTERN PENNSYLVANIA TONIGHT.
READINGS WILL DROP TO NEAR OR JUST BELOW THE FREEZING MARK OVER
THE NORTHERN AND WESTERN PHILADELPHIA SUBURBS NORTHEASTWARD TO THE
RARITAN VALLEY IN CENTRAL NEW JERSEY. SO, ROADS WILL BE OR BECOME
SLIPPERY TONIGHT, ESPECIALLY ON UNTREATED SECONDARY ROADS. TRAVEL
WITH EXTRA CAUTION TONIGHT AND EARLY FRIDAY MORNING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 12, 3:51 AM ESTWinter Storm WatchPHIMorris, Sussex, Warren13 hr
Dec 12, 4:25 PM ESTWinter Weather AdvisoryPHIHunterdon, Mercer, Middlesex, Somerset22 hr

Nearby

Winter Storm Warnings in New Jersey, 2007Winter Storm Warnings in Pennsylvania, 2007Every winter storm warning in 2007

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.