Alert archive / New Jersey / Freeze Watches in 2016

Freeze Watch 2, NWS Philadelphia/Mount Holly

April 3, 20164 states

NWS Philadelphia/Mount Holly issued this freeze watch at Apr 3, 2016, 3:40 PM EDT for 4 states. It took effect at Apr 5, 2016, 1:00 AM EDT. It was in force for .

The area

The counties it named.

The facts

Issued
Apr 3, 2016, 3:40 PM EDT (19:40 UTC)
In effect from
Apr 5, 2016, 1:00 AM EDT
Expired
Apr 4, 2016, 3:55 AM EDT
In force
Issued by
NWS Philadelphia/Mount Holly
All 21 counties

Kent County, DE, New Castle County, DE, Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Atlantic County, NJ, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Cumberland County, NJ, Gloucester County, NJ, Mercer County, NJ, Middlesex County, NJ, Monmouth County, NJ, Ocean County, NJ, Salem County, NJ, Bucks County, PA, Chester County, PA, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA

The radar

The Philadelphia radar (KDIX), 67 km from the middle of the area, began a volume at 19:43 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 12:00Z, 7.7 hours before the alert went out and 203 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 12:00Z on 2016-04-03Temperature 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, Wallops Is Stn, VA at 12:00Z on 2016-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -97 square meters per square second.1939587897117136156Sfc1 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
1589 m above ground
0-6 km bulk shear
80 kt
0-1 km storm-relative helicity
-97 m²/s²
0-3 km storm-relative helicity
-11 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

792 
WWUS71 KPHI 031940
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
340 PM EDT SUN APR 3 2016


DEZ001-MDZ008-NJZ012>027-PAZ070-071-101>104-106-040900-
/O.CAN.KPHI.WI.Y.0005.000000T0000Z-160403T2000Z/
/O.NEW.KPHI.FZ.A.0002.160405T0500Z-160405T1400Z/
NEW CASTLE-CECIL-MIDDLESEX-WESTERN MONMOUTH-EASTERN MONMOUTH-
MERCER-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-
CUMBERLAND-ATLANTIC-CAPE MAY-ATLANTIC COASTAL CAPE MAY-
COASTAL ATLANTIC-COASTAL OCEAN-SOUTHEASTERN BURLINGTON-DELAWARE-
PHILADELPHIA-WESTERN CHESTER-EASTERN CHESTER-WESTERN MONTGOMERY-
EASTERN MONTGOMERY-LOWER BUCKS-
INCLUDING THE CITIES OF...WILMINGTON...ELKTON...NEW BRUNSWICK...
FREEHOLD...SANDY HOOK...TRENTON...PENNSVILLE...GLASSBORO...
CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON...
MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE...OCEAN CITY...
ATLANTIC CITY...LONG BEACH ISLAND...WHARTON STATE FOREST...
MEDIA...PHILADELPHIA...HONEY BROOK...OXFORD...WEST CHESTER...
KENNETT SQUARE...COLLEGEVILLE...POTTSTOWN...NORRISTOWN...
LANSDALE...MORRISVILLE...DOYLESTOWN
340 PM EDT SUN APR 3 2016

...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...
...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE
WATCH...WHICH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING. THE WIND ADVISORY HAS BEEN CANCELLED.

* FREEZE IMPACTS...WIDESPREAD FREEZING TEMPERATURES ARE HIGHLY
  LIKELY TUESDAY MORNING. THIS WILL BE MUCH MORE SERIOUS THAN THE
  BRIEF SUB FREEZING COLD THAT OCCURRED IN PORTIONS OF EASTERN
  PENNSYLVANIA THIS SUNDAY MORNING. LOWS SHOULD GENERALLY BE IN
  THE 20S WITH WIND CHILL DOWN INTO THE TEENS. THESE CONDITIONS
  COULD KILL CROPS AND OTHER SENSITIVE VEGETATION, ESPECIALLY
  THOSE THAT HAVE START BLOOMING PREMATURELY DUE TO THE NEAR
  RECORD WARMTH OF MARCH. 

* FREEZE OUTLOOK...SLIGHTLY COLDER SUBFREEZING TEMPERATURES ARE
  FORECAST WEDNESDAY MORNING BUT WITH MUCH LESS WIND.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$

NJZ001-007>010-PAZ054-055-060>062-105-032045-
/O.CAN.KPHI.WI.Y.0005.000000T0000Z-160403T2000Z/
SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-CARBON-MONROE-BERKS-
LEHIGH-NORTHAMPTON-UPPER BUCKS-
INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN...
FLEMINGTON...SOMERVILLE...JIM THORPE...STROUDSBURG...READING...
ALLENTOWN...BETHLEHEM...EASTON...CHALFONT...PERKASIE
340 PM EDT SUN APR 3 2016

...WIND ADVISORY IS CANCELLED...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE
WIND ADVISORY FOR NORTHERN NEW JERSEY AND SECTIONS OF NORTHEAST
AND EAST CENTRAL PENNSYLVANIA.

$$

DEZ002-MDZ012-015-040900-
/O.NEW.KPHI.FZ.A.0002.160405T0500Z-160405T1400Z/
KENT-KENT MD-QUEEN ANNES-
INCLUDING THE CITIES OF...DOVER...CHESTERTOWN...CENTREVILLE
340 PM EDT SUN APR 3 2016

...FREEZE WATCH IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE
WATCH...WHICH IS IN EFFECT FROM LATE MONDAY NIGHT THROUGH TUESDAY
MORNING.

* LOCATIONS...PORTIONS OF MARYLANDS EAST CENTRAL UPPER SHORE AND
  CENTRAL DELAWARE. 

* TEMPERATURES...IN THE LOWER 30S.

* IMPACTS...THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE
  VEGETATION, ESPECIALLY THOSE THAT HAVE STARTED BLOOMING
  PREMATURELY DUE TO THE NEAR RECORD WARMTH IN MARCH.

* FREEZE OUTLOOK...EVEN COLDER TEMPERATURES WITH LESS WIND ARE
  ANTICIPATED FOR EARLY WEDNESDAY MORNING WITH LOW TEMPERATURES
  WITHIN A COUPLE OF DEGREES OF 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE.
THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION.

&&

$$
1 follow-up statement
195 
WWUS71 KPHI 040755
NPWPHI

URGENT - WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
355 AM EDT MON APR 4 2016

DEZ001-002-MDZ008-012-015-NJZ012>027-PAZ070-071-101>104-106-
042100-
/O.UPG.KPHI.FZ.A.0002.160405T0500Z-160405T1400Z/
/O.NEW.KPHI.FZ.W.0002.160405T0500Z-160405T1400Z/
NEW CASTLE-KENT-CECIL-KENT MD-QUEEN ANNES-MIDDLESEX-
WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER-SALEM-GLOUCESTER-CAMDEN-
NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY-
ATLANTIC COASTAL CAPE MAY-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA-WESTERN CHESTER-
EASTERN CHESTER-WESTERN MONTGOMERY-EASTERN MONTGOMERY-LOWER BUCKS-
INCLUDING THE CITIES OF...WILMINGTON...DOVER...ELKTON...
CHESTERTOWN...CENTREVILLE...NEW BRUNSWICK...FREEHOLD...
SANDY HOOK...TRENTON...PENNSVILLE...GLASSBORO...CAMDEN...
CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON...MILLVILLE...
HAMMONTON...CAPE MAY COURT HOUSE...OCEAN CITY...ATLANTIC CITY...
LONG BEACH ISLAND...WHARTON STATE FOREST...MEDIA...PHILADELPHIA...
HONEY BROOK...OXFORD...WEST CHESTER...KENNETT SQUARE...
COLLEGEVILLE...POTTSTOWN...NORRISTOWN...LANSDALE...MORRISVILLE...
DOYLESTOWN
355 AM EDT MON APR 4 2016

...FREEZE WARNING IN EFFECT FROM 1 AM TO 10 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE
WARNING. IT IS IN EFFECT FROM 100 AM UNTIL 1000 AM TUESDAY. THE
FREEZE WATCH IS NO LONGER IN EFFECT.

* TEMPERATURES...EXPECTED TO DROP INTO THE 25 TO 31 DEGREE RANGE
  IN MUCH OF THE WARNING AREA FROM LATE TONIGHT INTO EARLY TUESDAY
  MORNING.

* IMPACTS...WIDESPREAD SUB-FREEZING TEMPERATURES ARE ANTICIPATED
  FOR SEVERAL HOURS ALONG WITH A NORTHWEST TO NORTH WIND AT 10 TO
  20 MPH. THE EXPECTED CONDITIONS COULD KILL OR SEVERELY DAMAGE
  SENSITIVE VEGETATION.

* OUTLOOK...ANOTHER ROUND OF SUB-FREEZING TEMPERATURES IS
  EXPECTED FROM LATE TUESDAY NIGHT INTO WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THE EXPECTED CONDITIONS COULD KILL OR
SEVERELY DAMAGE SENSITIVE VEGETATION.

&&

$$

MDZ019-020-042100-
/O.NEW.KPHI.FZ.W.0002.160405T0500Z-160405T1400Z/
TALBOT-CAROLINE-
INCLUDING THE CITIES OF...EASTON...DENTON
355 AM EDT MON APR 4 2016

...FREEZE WARNING IN EFFECT FROM 1 AM TO 10 AM EDT TUESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE
WARNING. IT IS IN EFFECT FROM 100 AM UNTIL 1000 AM TUESDAY.

* TEMPERATURES...EXPECTED TO DROP INTO THE 25 TO 31 DEGREE RANGE
  IN MUCH OF THE WARNING AREA FROM LATE TONIGHT INTO EARLY TUESDAY
  MORNING.

* IMPACTS...WIDESPREAD SUB-FREEZING TEMPERATURES ARE ANTICIPATED
  FOR SEVERAL HOURS ALONG WITH A NORTHWEST TO NORTH WIND AT 10 TO
  20 MPH. THE EXPECTED CONDITIONS COULD KILL OR SEVERELY DAMAGE
  SENSITIVE VEGETATION.

* OUTLOOK...ANOTHER ROUND OF SUB-FREEZING TEMPERATURES IS
  EXPECTED FROM LATE TUESDAY NIGHT INTO WEDNESDAY MORNING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE
IMMINENT OR HIGHLY LIKELY. THE EXPECTED CONDITIONS COULD KILL OR
SEVERELY DAMAGE SENSITIVE VEGETATION.

&&

$$

IOVINO

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 2, 9:45 PM EDTSpecial Weather StatementPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Mercer and 4 more2 hr
Apr 2, 10:02 PM EDTSpecial Weather StatementPHIGloucester, Salem88 min
Apr 2, 10:08 PM EDTSpecial Weather StatementPHICumberland37 min
Apr 2, 10:27 PM EDTSpecial Weather StatementPHIAtlantic, Cumberland33 min
Apr 2, 10:51 PM EDTSevere Thunderstorm WarningPHIGloucester, Salem39 min
Apr 2, 11:02 PM EDTSpecial Marine WarningPHI88 min
Apr 2, 11:09 PM EDTSevere Thunderstorm WarningPHIBurlington, Camden, Gloucester, Mercer, Salem51 min
Apr 2, 11:24 PM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Cumberland, Gloucester, Salem51 min
Apr 2, 11:40 PM EDTSpecial Marine WarningPHI65 min
Apr 2, 11:56 PM EDTSevere Thunderstorm WarningPHIBurlington, Mercer, Middlesex, Monmouth, Ocean, Somerset34 min
Apr 3, 12:08 AM EDTSpecial Weather StatementPHICape May22 min
Apr 3, 12:14 AM EDTSevere Thunderstorm WarningPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Ocean31 min
Apr 3, 12:19 AM EDTSpecial Weather StatementPHIUnion26 min
Apr 3, 12:23 AM EDTSpecial Marine WarningPHI52 min
Apr 3, 12:30 AM EDTSpecial Marine WarningPHI60 min
Apr 3, 12:39 AM EDTSpecial Weather StatementPHIMonmouth21 min
Apr 3, 12:46 AM EDTSevere Thunderstorm WarningPHIMonmouth, Ocean14 min
Apr 3, 12:52 AM EDTSpecial Weather StatementPHIOcean8 min
Apr 3, 1:12 AM EDTSpecial Marine WarningPHI33 min
Apr 3, 5:45 AM EDTLow Water AdvisoryPHI9 hr
Apr 3, 11:34 AM EDTWind AdvisoryPHIAtlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more4 hr
Apr 3, 11:37 AM EDTGale WarningPHI4 hr
Apr 3, 3:07 PM EDTLow Water AdvisoryPHI113 min
Apr 3, 3:54 PM EDTGale WatchPHI12 hr
Apr 3, 3:54 PM EDTSmall Craft AdvisoryPHI5 hr

Nearby

Freeze Watches in New Jersey, 2016Freeze Watches in Pennsylvania, 2016Freeze Watches in Maryland, 2016Every freeze watch in 2016

Sources

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