Alert archive / New Jersey / Freeze Warnings in 2009

Freeze Warning 4, NWS Philadelphia/Mount Holly

November 3, 20094 counties in New Jersey

NWS Philadelphia/Mount Holly issued this freeze warning at Nov 3, 2009, 2:09 AM EST for 4 counties in New Jersey. It took effect at Nov 4, 2009, 12:00 AM EST. It was in force for 8 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
Nov 3, 2009, 2:09 AM EST (07:09 UTC)
In effect from
Nov 4, 2009, 12:00 AM EST
Expired
Nov 4, 2009, 8:16 AM EST
In force
8 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Atlantic County, NJ, Burlington County, NJ, Cumberland County, NJ, Ocean County, NJ

The radar

The Philadelphia radar (KDIX), 41 km from the middle of the area, began a volume at 07:08 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 7.2 hours before the alert went out and 200 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, Wallops Is Stn, VA at 00:00Z on 2009-11-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Wallops Is Stn, VA at 00:00Z on 2009-11-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 21 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
475 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
21 m²/s²
0-3 km storm-relative helicity
111 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 
WWUS71 KPHI 030709
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
209 AM EST TUE NOV 3 2009

NJZ020>022-027-PAZ067>069-032100-
/O.UPG.KPHI.FZ.A.0002.091104T0700Z-091104T1300Z/
/O.NEW.KPHI.FZ.W.0004.091104T0500Z-091104T1400Z/
OCEAN-CUMBERLAND-ATLANTIC-SOUTHEASTERN BURLINGTON-CHESTER-
MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...JACKSON...MILLVILLE...HAMMONTON...
WHARTON STATE FOREST...WEST CHESTER...NORRISTOWN...DOYLESTOWN
209 AM EST TUE NOV 3 2009

...FREEZE WARNING IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE
WARNING...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EST
WEDNESDAY.  

A HIGH PRESSURE SYSTEM WILL CROSS THE REGION TONIGHT. WINDS
SHOULD DIMINISH OVERNIGHT AND COUPLED WITH MOSTLY CLEAR SKIES...
LOW TEMPERATURES SHOULD DROP CLOSE TO AROUND FREEZING. ALSO,
WIDESPREAD FROST IS EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

$$

DEZ001>003-MDZ008-012-015-019-020-NJZ012-013-015>019-023-PAZ070-
032100-
/O.UPG.KPHI.FZ.A.0002.091104T0700Z-091104T1300Z/
/O.NEW.KPHI.FR.Y.0012.091104T0500Z-091104T1400Z/
NEW CASTLE-KENT-INLAND SUSSEX-CECIL-KENT MD-QUEEN ANNES-TALBOT-
CAROLINE-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-
CAMDEN-NORTHWESTERN BURLINGTON-CAPE MAY-DELAWARE-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...DENTON...
NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO...
CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...
CAPE MAY COURT HOUSE...MEDIA
209 AM EST TUE NOV 3 2009

...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EST
WEDNESDAY. 

A HIGH PRESSURE SYSTEM WILL CROSS THE REGION TONIGHT. WINDS
SHOULD DIMINISH OVERNIGHT AND COUPLED WITH MOSTLY CLEAR SKIES...
LOW TEMPERATURES SHOULD DROP TO THE MIDDLE 30S ALLOWING FROST TO
FORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

$$

DEZ004-NJZ014-024>026-PAZ071-032100-
/O.NEW.KPHI.FR.Y.0012.091104T0500Z-091104T1400Z/
DELAWARE BEACHES-EASTERN MONMOUTH-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-PHILADELPHIA-
INCLUDING THE CITIES OF...REHOBOTH BEACH...SANDY HOOK...
OCEAN CITY...ATLANTIC CITY...LONG BEACH ISLAND...PHILADELPHIA
209 AM EST TUE NOV 3 2009

...FROST ADVISORY IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EST
WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST
ADVISORY...WHICH IS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM EST
WEDNESDAY. 

A HIGH PRESSURE SYSTEM WILL CROSS THE REGION TONIGHT. WINDS
SHOULD DIMINISH OVERNIGHT AND COUPLED WITH MOSTLY CLEAR SKIES...
LOW TEMPERATURES SHOULD DROP TO THE UPPER 30S ALLOWING SCATTERED 
FROST TO FORM.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

RNS
3 follow-up statements
000 
WWUS71 KPHI 031949
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
249 PM EST TUE NOV 3 2009

NJZ020>022-027-PAZ067>069-041000-
/O.CON.KPHI.FZ.W.0004.091104T0500Z-091104T1400Z/
OCEAN-CUMBERLAND-ATLANTIC-SOUTHEASTERN BURLINGTON-CHESTER-
MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...JACKSON...MILLVILLE...HAMMONTON...
WHARTON STATE FOREST...WEST CHESTER...NORRISTOWN...DOYLESTOWN
249 PM EST TUE NOV 3 2009

...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
EST WEDNESDAY...

A FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT UNTIL
9:00 AM ON WEDNESDAY.

HIGH PRESSURE WILL BUILD IN FROM THE WEST TONIGHT. WITH A MOSTLY
CLEAR SKY AND A DIMINISHING WIND, TEMPERATURES ARE FORECAST TO
DROP NEAR OR JUST BELOW FREEZING IN PARTS OF OUR REGION. WIDESPREAD
FROST IS EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE
FORECAST. THE SUB-FREEZING TEMPERATURES WILL KILL SENSITIVE
VEGETATION.

$$

DEZ001>004-MDZ008-012-015-019-020-NJZ012>019-023>026-PAZ070-071-
041000-
/O.CON.KPHI.FR.Y.0012.091104T0500Z-091104T1400Z/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-CAPE MAY-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...MEDIA...PHILADELPHIA
249 PM EST TUE NOV 3 2009

...FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9 AM
EST WEDNESDAY...

A FROST ADVISORY REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 9:00 AM
ON WEDNESDAY.

HIGH PRESSURE WILL BUILD IN FROM THE WEST TONIGHT. WITH A MOSTLY
CLEAR SKY AND A DIMINISHING WIND, TEMPERATURES ARE FORECAST TO
DROP INTO THE MIDDLE AND UPPER 30S IN MUCH OF OUR REGION. AREAS OF
FROST WILL LIKELY DEVELOP.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

IOVINO
000 
WWUS71 KPHI 040830
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
330 AM EST WED NOV 4 2009

NJZ020>022-027-PAZ067>069-041400-
/O.CON.KPHI.FZ.W.0004.000000T0000Z-091104T1400Z/
OCEAN-CUMBERLAND-ATLANTIC-SOUTHEASTERN BURLINGTON-CHESTER-
MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...JACKSON...MILLVILLE...HAMMONTON...
WHARTON STATE FOREST...WEST CHESTER...NORRISTOWN...DOYLESTOWN
330 AM EST WED NOV 4 2009

...FREEZE WARNING REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

A FREEZE WARNING REMAINS IN EFFECT UNTIL 9:00 AM.

WITH A MOSTLY CLEAR SKY AND A DIMINISHING WIND, TEMPERATURES WILL 
DROP NEAR OR JUST BELOW FREEZING IN PARTS OF OUR REGION EARLY THIS
MORNING. WIDESPREAD FROST IS EXPECTED.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE
FORECAST. THE SUB-FREEZING TEMPERATURES WILL KILL SENSITIVE
VEGETATION.

$$

DEZ001>004-MDZ008-012-015-019-020-NJZ012>019-023>026-PAZ070-071-
041400-
/O.CON.KPHI.FR.Y.0012.000000T0000Z-091104T1400Z/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-CAPE MAY-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...MEDIA...PHILADELPHIA
330 AM EST WED NOV 4 2009

...FROST ADVISORY REMAINS IN EFFECT UNTIL 9 AM EST THIS MORNING...

A FROST ADVISORY REMAINS IN EFFECT UNTIL 9:00 AM.

WITH A MOSTLY CLEAR SKY AND A DIMINISHING WIND, TEMPERATURES WILL
BE IN THE MIDDLE AND UPPER 30S IN MUCH OF OUR REGION EARLY THIS
MORNING. AREAS OF FROST WILL LIKELY DEVELOP.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

IOVINO
000 
WWUS71 KPHI 041316
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
816 AM EST WED NOV 4 2009

NJZ020>022-027-PAZ067>069-041430-
/O.CAN.KPHI.FZ.W.0004.000000T0000Z-091104T1400Z/
OCEAN-CUMBERLAND-ATLANTIC-SOUTHEASTERN BURLINGTON-CHESTER-
MONTGOMERY-BUCKS-
INCLUDING THE CITIES OF...JACKSON...MILLVILLE...HAMMONTON...
WHARTON STATE FOREST...WEST CHESTER...NORRISTOWN...DOYLESTOWN
816 AM EST WED NOV 4 2009

...FREEZE WARNING IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
FREEZE WARNING. 

TEMPERATURES HAVE RISEN ABOVE FREEZING ACROSS THE WARNED AREA SO
THE FREEZE WARNING IS BEING CANCELLED.


$$

DEZ001>004-MDZ008-012-015-019-020-NJZ012>019-023>026-PAZ070-071-
041430-
/O.CAN.KPHI.FR.Y.0012.000000T0000Z-091104T1400Z/
NEW CASTLE-KENT-INLAND SUSSEX-DELAWARE BEACHES-CECIL-KENT MD-
QUEEN ANNES-TALBOT-CAROLINE-MIDDLESEX-WESTERN MONMOUTH-
EASTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-CAPE MAY-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-DELAWARE-PHILADELPHIA-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN...
REHOBOTH BEACH...ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...
DENTON...NEW BRUNSWICK...FREEHOLD...SANDY HOOK...TRENTON...
PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...
MOUNT HOLLY...CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...MEDIA...PHILADELPHIA
816 AM EST WED NOV 4 2009

...FROST ADVISORY IS CANCELLED...

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

UNDER BRIGHT A BRIGHT SUNNY SKY, TEMPERATURES ARE CLIMBING INTO
THE 40S, SO THE FROST ADVISORY IS BEING CANCELLED.


$$


NIERENBERG

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 2, 11:33 PM ESTCoastal Flood AdvisoryPHIDelaware, Philadelphia15 hr
Nov 3, 2:09 AM ESTFrost AdvisoryPHIDelaware, Philadelphia30 hr

Nearby

Freeze Warnings in New Jersey, 2009Freeze Warnings in Pennsylvania, 2009Every freeze 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.