Alert archive / New Jersey / Freeze Warnings in 2014

Freeze Warning 4, NWS Philadelphia/Mount Holly

October 19, 20149 counties in New Jersey; 4 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this freeze warning at Oct 19, 2014, 3:40 AM EDT for 9 counties in New Jersey; 4 counties in Pennsylvania. It took effect at Oct 20, 2014, 3:00 AM EDT. It was in force for 5 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
Oct 19, 2014, 3:40 AM EDT (07:40 UTC)
In effect from
Oct 20, 2014, 3:00 AM EDT
Expired
Oct 20, 2014, 8:00 AM EDT
In force
5 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Atlantic County, NJ, Burlington County, NJ, Cumberland County, NJ, Hunterdon County, NJ, Morris County, NJ, Ocean County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 73 km from the middle of the area, began a volume at 07:38 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, 7.7 hours before the alert went out and 182 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 2014-10-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 8 joules per kilogram.LCLLFCEL10008507005003002001001 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 2014-10-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -52 square meters per square second.19395878Sfc1 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
8 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
1274 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
-52 m²/s²
0-3 km storm-relative helicity
48 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.

606 
WWUS71 KPHI 190740
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
340 AM EDT SUN OCT 19 2014

NJZ001-PAZ054-055-192100-
/O.UPG.KPHI.FZ.A.0004.141020T0700Z-141020T1200Z/
/O.NEW.KPHI.FZ.W.0004.141020T0700Z-141020T1200Z/
SUSSEX-CARBON-MONROE-
INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG
340 AM EDT SUN OCT 19 2014

...FREEZE WARNING IN EFFECT FROM 3 AM TO 8 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 3 AM TO 8 AM EDT MONDAY. THE
FREEZE WATCH IS NO LONGER IN EFFECT.

* TEMPERATURES...IN THE LOWER 30S.

* TIMING...EARLY MONDAY MORNING.

* IMPACTS...A FEW HOURS OF TEMPERATURES AROUND FREEZING COULD KILL
  UNPROTECTED CROPS AND SENSITIVE VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

PLEASE BRING INDOORS ANY TROPICAL PLANTS AND TAKE NECESSARY 
PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON FOR OTHER
OUTDOOR VEGETATION.
 
&&

$$

NJZ007>010-PAZ061-062-192100-
/O.NEW.KPHI.FZ.W.0004.141020T0700Z-141020T1200Z/
WARREN-MORRIS-HUNTERDON-SOMERSET-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...FLEMINGTON...
SOMERVILLE...ALLENTOWN...BETHLEHEM...EASTON
340 AM EDT SUN OCT 19 2014

...FREEZE WARNING IN EFFECT FROM 3 AM TO 8 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 3 AM TO 8 AM EDT MONDAY.

* TEMPERATURES...IN THE LOWER 30S.

* TIMING...EARLY MONDAY MORNING.

* IMPACTS...A COUPLE OF HOURS OF TEMPERATURES AROUND FREEZING
  COULD KILL UNPROTECTED CROPS AND SENSITIVE VEGETATION.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

PLEASE BRING INDOORS ANY TROPICAL PLANTS AND TAKE NECESSARY 
PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON FOR OTHER
OUTDOOR VEGETATION.

&&

$$

NJZ020>022-027-192100-
/O.NEW.KPHI.FZ.W.0004.141020T0800Z-141020T1200Z/
OCEAN-CUMBERLAND-ATLANTIC-SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...JACKSON...MILLVILLE...HAMMONTON...
WHARTON STATE FOREST
340 AM EDT SUN OCT 19 2014

...FREEZE WARNING IN EFFECT FROM 4 AM TO 8 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM 4 AM TO 8 AM EDT MONDAY.

* TEMPERATURES...IN THE LOWER 30S.

* TIMING...EARLY MONDAY MORNING.

* IMPACTS...A COUPLE OF HOURS OF TEMPERATURES AROUND FREEZING
  COULD KILL UNPROTECTED CROPS AND SENSITIVE VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

PLEASE BRING INDOORS ANY TROPICAL PLANTS AND TAKE NECESSARY 
PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON FOR OTHER
OUTDOOR VEGETATION.

&&

$$

NJZ012-013-015>019-023-PAZ060-101>106-192100-
/O.NEW.KPHI.FR.Y.0007.141020T0600Z-141020T1200Z/
MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-CAPE MAY-BERKS-WESTERN CHESTER-
EASTERN CHESTER-WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-
LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...FREEHOLD...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...CAPE MAY COURT HOUSE...READING...HONEY BROOK...
OXFORD...WEST CHESTER...KENNETT SQUARE...COLLEGEVILLE...
POTTSTOWN...NORRISTOWN...LANSDALE...CHALFONT...PERKASIE...
MORRISVILLE...DOYLESTOWN
340 AM EDT SUN OCT 19 2014

...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT MONDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM 2 AM TO 8 AM EDT MONDAY.

* TEMPERATURES...MAINLY IN THE MID 30S.

* TIMING...EARLY MONDAY MORNING.

* IMPACTS...FROST COULD LIKELY KILL SENSITIVE PLANTS AND
  VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS LIKELY. SENSITIVE OUTDOOR PLANTS
MAY BE KILLED IF LEFT UNCOVERED. 

PLEASE BRING INDOORS ANY TROPICAL PLANTS AND TAKE NECESSARY 
PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON FOR OTHER
OUTDOOR VEGETATION.

&&


$$
3 follow-up statements
645 
WWUS71 KPHI 191926
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
326 PM EDT SUN OCT 19 2014

NJZ001-007>010-PAZ054-055-061-062-200900-
/O.CON.KPHI.FZ.W.0004.141020T0700Z-141020T1200Z/
SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-LEHIGH-
NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
FLEMINGTON...SOMERVILLE...JIM THORPE...STROUDSBURG...ALLENTOWN...
BETHLEHEM...EASTON
326 PM EDT SUN OCT 19 2014

...FREEZE WARNING REMAINS IN EFFECT FROM 3 AM TO 8 AM EDT
MONDAY...

* TEMPERATURES...IN THE LOWER 30S.

* TIMING...EARLY MONDAY MORNING.

* IMPACTS...A COUPLE HOURS OF FREEZING TEMPERATURES WILL KILL
  UNPROTECTED CROPS AND SENSITIVE VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

PLEASE BRING INDOORS ANY COLD-SENSITIVE PLANTS AND TAKE NECESSARY
PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON FOR OTHER
OUTDOOR VEGETATION.

&&

$$

NJZ020>022-027-200900-
/O.CON.KPHI.FZ.W.0004.141020T0800Z-141020T1200Z/
OCEAN-CUMBERLAND-ATLANTIC-SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...JACKSON...MILLVILLE...HAMMONTON...
WHARTON STATE FOREST
326 PM EDT SUN OCT 19 2014

...FREEZE WARNING REMAINS IN EFFECT FROM 4 AM TO 8 AM EDT
MONDAY...

* TEMPERATURES...IN THE LOWER 30S.

* TIMING...EARLY MONDAY MORNING.

* IMPACTS...A COUPLE HOURS OF FREEZING TEMPERATURES WILL KILL
  UNPROTECTED CROPS AND SENSITIVE VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

PLEASE BRING INDOORS ANY COLD-SENSITIVE PLANTS AND TAKE NECESSARY
PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON FOR OTHER
OUTDOOR VEGETATION.

&&

$$

NJZ012-013-015>019-023-PAZ060-101>106-200900-
/O.CON.KPHI.FR.Y.0007.141020T0600Z-141020T1200Z/
MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-CAPE MAY-BERKS-WESTERN CHESTER-
EASTERN CHESTER-WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-
LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...FREEHOLD...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...CAPE MAY COURT HOUSE...READING...HONEY BROOK...
OXFORD...WEST CHESTER...KENNETT SQUARE...COLLEGEVILLE...
POTTSTOWN...NORRISTOWN...LANSDALE...CHALFONT...PERKASIE...
MORRISVILLE...DOYLESTOWN
326 PM EDT SUN OCT 19 2014

...FROST ADVISORY REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT
MONDAY...

* TEMPERATURES...MAINLY IN THE MID 30S.

* TIMING...EARLY MONDAY MORNING.

* IMPACTS...FROST COULD KILL SENSITIVE PLANTS AND VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS LIKELY. SENSITIVE OUTDOOR
PLANTS MAY BE KILLED IF LEFT UNCOVERED.

PLEASE BRING INDOORS ANY COLD-SENSITIVE PLANTS AND TAKE NECESSARY
PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON FOR OTHER
OUTDOOR VEGETATION.

&&

$$
227 
WWUS71 KPHI 200741
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
341 AM EDT MON OCT 20 2014

NJZ001-007>010-PAZ054-055-061-062-201200-
/O.CON.KPHI.FZ.W.0004.000000T0000Z-141020T1200Z/
SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-LEHIGH-
NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
FLEMINGTON...SOMERVILLE...JIM THORPE...STROUDSBURG...ALLENTOWN...
BETHLEHEM...EASTON
341 AM EDT MON OCT 20 2014

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* TEMPERATURES...IN THE LOWER 30S.

* IMPACTS...A COUPLE HOURS OF FREEZING TEMPERATURES EARLY THIS
  MORNING WILL KILL UNPROTECTED CROPS AND SENSITIVE VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

TAKE NECESSARY PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON
FOR OUTDOOR VEGETATION.

&&

$$

NJZ020>022-027-201200-
/O.CON.KPHI.FZ.W.0004.141020T0800Z-141020T1200Z/
OCEAN-CUMBERLAND-ATLANTIC-SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...JACKSON...MILLVILLE...HAMMONTON...
WHARTON STATE FOREST
341 AM EDT MON OCT 20 2014

...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* TEMPERATURES...IN THE LOWER 30S.

* IMPACTS...A COUPLE HOURS OF FREEZING TEMPERATURES EARLY THIS
  MORNING WILL KILL UNPROTECTED CROPS AND SENSITIVE VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR
HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER
SENSITIVE VEGETATION.

TAKE NECESSARY PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON
FOR OUTDOOR VEGETATION.

&&

$$

NJZ012-013-015>019-023-PAZ060-101>106-201200-
/O.CON.KPHI.FR.Y.0007.000000T0000Z-141020T1200Z/
MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-CAPE MAY-BERKS-WESTERN CHESTER-
EASTERN CHESTER-WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-
LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...FREEHOLD...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...CAPE MAY COURT HOUSE...READING...HONEY BROOK...
OXFORD...WEST CHESTER...KENNETT SQUARE...COLLEGEVILLE...
POTTSTOWN...NORRISTOWN...LANSDALE...CHALFONT...PERKASIE...
MORRISVILLE...DOYLESTOWN
341 AM EDT MON OCT 20 2014

...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING...

* TEMPERATURES...MAINLY IN THE MID 30S.

* IMPACTS...FROST COULD DAMAGE OR KILL SENSITIVE PLANTS AND
  VEGETATION.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FROST ADVISORY MEANS THAT FROST IS EXPECTED. SENSITIVE OUTDOOR
PLANTS MAY BE DAMAGED OR KILLED IF LEFT UNCOVERED.

TAKE NECESSARY PROTECTIVE MEASURES TO PROLONG THE GROWING SEASON
FOR OUTDOOR VEGETATION.

&&

$$
997 
WWUS71 KPHI 201210
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
810 AM EDT MON OCT 20 2014

NJZ001-007>010-020>022-027-PAZ054-055-061-062-201315-
/O.EXP.KPHI.FZ.W.0004.000000T0000Z-141020T1200Z/
SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-OCEAN-CUMBERLAND-ATLANTIC-
SOUTHEASTERN BURLINGTON-CARBON-MONROE-LEHIGH-NORTHAMPTON-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
FLEMINGTON...SOMERVILLE...JACKSON...MILLVILLE...HAMMONTON...
WHARTON STATE FOREST...JIM THORPE...STROUDSBURG...ALLENTOWN...
BETHLEHEM...EASTON
810 AM EDT MON OCT 20 2014

...FREEZE WARNING HAS EXPIRED...

TEMPERATURES ARE RISING INTO THE MID TO UPPER-30S AT THIS TIME.

$$

NJZ012-013-015>019-023-PAZ060-101>106-201315-
/O.EXP.KPHI.FR.Y.0007.000000T0000Z-141020T1200Z/
MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-CAPE MAY-BERKS-WESTERN CHESTER-
EASTERN CHESTER-WESTERN MONTGOMERY-EASTERN MONTGOMERY-UPPER BUCKS-
LOWER BUCKS-
INCLUDING THE CITIES OF...NEW BRUNSWICK...FREEHOLD...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...CAPE MAY COURT HOUSE...READING...HONEY BROOK...
OXFORD...WEST CHESTER...KENNETT SQUARE...COLLEGEVILLE...
POTTSTOWN...NORRISTOWN...LANSDALE...CHALFONT...PERKASIE...
MORRISVILLE...DOYLESTOWN
810 AM EDT MON OCT 20 2014

...FROST ADVISORY HAS EXPIRED...

TEMPERATURES ARE RISING INTO THE UPPER-30S AT THIS TIME.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 19, 3:40 AM EDTFrost AdvisoryPHIBurlington, Camden, Cape May, Gloucester, Mercer, Middlesex and 2 more28 hr
Oct 19, 10:09 AM EDTGale WarningPHI4 hr

Nearby

Freeze Warnings in New Jersey, 2014Freeze Warnings in Pennsylvania, 2014Every freeze warning in 2014

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.