Alert archive / New Jersey / Frost Advisories in 2008
Frost Advisory 1, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Apr 15, 2008, 3:15 PM EDT for 4 states. It took effect at Apr 16, 2008, 3:00 AM EDT. It was in force for 5 hr.
The area
The counties it named.
The facts
- Issued
- Apr 15, 2008, 3:15 PM EDT (19:15 UTC)
- In effect from
- Apr 16, 2008, 3:00 AM EDT
- Expired
- Apr 16, 2008, 7:47 AM EDT
- In force
- 5 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Cecil County, MD, Kent County, MD, Talbot County, MD, Burlington County, NJ, Camden County, NJ, Cape May County, NJ, Gloucester County, NJ, Ocean County, NJ, Salem County, NJ, Delaware County, PA
The radar
The Dover AFB radar (KDOX), 80 km from the middle of the area, began a volume at 19:13 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, 7.3 hours before the alert went out and 68 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.
- Mixed-layer CAPE
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 1886 m above ground
- 0-6 km bulk shear
- 20 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- 16 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WWUS71 KPHI 151915 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 315 PM EDT TUE APR 15 2008 ...A COLD OVERNIGHT IN STORE FOR THE REGION... .A LARGE AREA OF HIGH PRESSURE WILL BUILD OVER OUR REGION TONIGHT, ALLOWING FOR LIGHT WINDS AND A CLEAR SKY. THESE CONDITIONS, COUPLED WITH A DRY AIR MASS, WILL RESULT IN AREAS OF NEAR FREEZING AND EVEN SUB-FREEZING TEMPERATURES EARLY WEDNESDAY MORNING. NJZ009-010-012-013-015-PAZ067>069-161000- /O.NEW.KPHI.FZ.W.0001.080416T0700Z-080416T1200Z/ HUNTERDON-SOMERSET-MIDDLESEX-WESTERN MONMOUTH-MERCER-CHESTER- MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE... NEW BRUNSWICK...FREEHOLD...TRENTON...WEST CHESTER...NORRISTOWN... DOYLESTOWN 315 PM EDT TUE APR 15 2008 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 8 AM EDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING, WHICH IS IN EFFECT FROM 3 AM TO 8 AM EDT WEDNESDAY. THE OFFICIAL START OF THE GROWING SEASON WILL START OFF ON THE COLD SIDE, AS AIR TEMPERATURES ARE EXPECTED TO DROP TO AROUND 30 DEGREES EARLY WEDNESDAY MORNING. THE COLDEST LOCATIONS WILL BE AWAY FROM THE MORE URBAN AREAS AND THE DELAWARE RIVER, AND ALSO INLAND FROM THE COAST. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. IF POSSIBLE, BRING SENSITIVE PLANTS INDOORS TO PROTECT THEM FROM THE SUB-FREEZING TEMPERATURES. $$ DEZ002-003-MDZ015-020-NJZ021-022-027-161000- /O.NEW.KPHI.FZ.W.0001.080416T0700Z-080416T1200Z/ KENT DE-INLAND SUSSEX-QUEEN ANNES-CAROLINE-CUMBERLAND-ATLANTIC- SOUTHEASTERN BURLINGTON- INCLUDING THE CITIES OF...DOVER...GEORGETOWN...CENTREVILLE... DENTON...MILLVILLE...HAMMONTON...WHARTON STATE FOREST 315 PM EDT TUE APR 15 2008 ...FREEZE WARNING IN EFFECT FROM 3 AM TO 8 AM EDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING, WHICH IS IN EFFECT FROM 3 AM TO 8 AM EDT WEDNESDAY. THE OFFICIAL START OF THE GROWING SEASON WILL START OFF ON THE COLD SIDE, AS AIR TEMPERATURES ARE EXPECTED TO DROP TO AROUND 30 DEGREES EARLY WEDNESDAY MORNING. THE COLDEST LOCATIONS WILL BE INLAND FROM THE COAST AND DELAWARE BAY, AND IN THE PINE BARRENS OF SOUTHERN NEW JERSEY. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. IF POSSIBLE, BRING SENSITIVE PLANTS INDOORS TO PROTECT THEM FROM THE SUB-FREEZING TEMPERATURES. $$ DEZ001-NJZ016>020-023-PAZ070-161000- /O.NEW.KPHI.FR.Y.0001.080416T0700Z-080416T1200Z/ NEW CASTLE-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN- CAPE MAY-DELAWARE- INCLUDING THE CITIES OF...WILMINGTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... CAPE MAY COURT HOUSE...MEDIA 315 PM EDT TUE APR 15 2008 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM EDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY, WHICH IS IN EFFECT FROM 3 AM TO 8 AM EDT WEDNESDAY. THE OFFICIAL START OF THE GROWING SEASON WILL START OFF ON THE COLD SIDE, AS AIR TEMPERATURES ARE EXPECTED TO DROP TO THE LOWER TO MID 30S EARLY WEDNESDAY MORNING. THE COLDEST LOCATIONS WILL BE AWAY FROM THE MORE URBAN AREAS AND INLAND FROM THE COAST AND DELAWARE RIVER. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. IF POSSIBLE, BRING SENSITIVE PLANTS INDOORS TO PROTECT THEM FROM ANY FROST. $$ MDZ008-012-019-161000- /O.NEW.KPHI.FR.Y.0001.080416T0700Z-080416T1200Z/ CECIL-KENT MD-TALBOT- INCLUDING THE CITIES OF...ELKTON...CHESTERTOWN...EASTON 315 PM EDT TUE APR 15 2008 ...FROST ADVISORY IN EFFECT FROM 3 AM TO 8 AM EDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY, WHICH IS IN EFFECT FROM 3 AM TO 8 AM EDT WEDNESDAY. THE OFFICIAL START OF THE GROWING SEASON WILL START OFF ON THE COLD SIDE, AS AIR TEMPERATURES ARE EXPECTED TO DROP, ON AVERAGE, TO THE LOWER TO MID 30S EARLY WEDNESDAY MORNING. THE COLDEST LOCATIONS WILL BE INLAND FROM CHESAPEAKE BAY. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. IF POSSIBLE, BRING SENSITIVE PLANTS INDOORS TO PROTECT THEM FROM ANY FROST. $$ GORSE
2 follow-up statements
000 WWUS71 KPHI 160850 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 450 AM EDT WED APR 16 2008 NJZ009-010-012-013-015-PAZ067>069-161200- /O.CON.KPHI.FZ.W.0001.000000T0000Z-080416T1200Z/ HUNTERDON-SOMERSET-MIDDLESEX-WESTERN MONMOUTH-MERCER-CHESTER- MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE... NEW BRUNSWICK...FREEHOLD...TRENTON...WEST CHESTER...NORRISTOWN... DOYLESTOWN 450 AM EDT WED APR 16 2008 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING. CLEAR SKIES, DRY AIR, AND LIGHT WINDS ASSOCIATED WITH AN AREA OF HIGH PRESSURE ACROSS THE REGION HAS ALLOWED FOR TEMPERATURES TO DROP INTO THE LOW TO MID 30S, AND BELOW FREEZING IN SOME AREAS. TEMPERATURES WILL CONTINUE TO SLOWLY DROP THROUGH SUNRISE, BUT RISE QUICKLY ONCE THE SUN COMES UP. THE COLDEST LOCATIONS WILL BE AWAY FROM THE MORE URBAN AREAS AND THE DELAWARE RIVER, AND ALSO INLAND FROM THE COAST. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. IF POSSIBLE, BRING SENSITIVE PLANTS INDOORS TO PROTECT THEM FROM THE SUB-FREEZING TEMPERATURES. $$ DEZ002-003-MDZ015-020-NJZ021-022-027-161200- /O.CON.KPHI.FZ.W.0001.000000T0000Z-080416T1200Z/ KENT DE-INLAND SUSSEX-QUEEN ANNES-CAROLINE-CUMBERLAND-ATLANTIC- SOUTHEASTERN BURLINGTON- INCLUDING THE CITIES OF...DOVER...GEORGETOWN...CENTREVILLE... DENTON...MILLVILLE...HAMMONTON...WHARTON STATE FOREST 450 AM EDT WED APR 16 2008 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... A FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING. CLEAR SKIES, DRY AIR, AND LIGHT WINDS ASSOCIATED WITH AN AREA OF HIGH PRESSURE ACROSS THE REGION HAS ALLOWED FOR TEMPERATURES TO DROP INTO THE LOW TO MID 30S, AND BELOW FREEZING IN SOME AREAS. TEMPERATURES WILL CONTINUE TO SLOWLY DROP THROUGH SUNRISE, BUT RISE QUICKLY ONCE THE SUN COMES UP. THE COLDEST LOCATIONS WILL BE INLAND FROM THE COAST AND DELAWARE BAY, AND IN THE PINE BARRENS OF SOUTHERN NEW JERSEY. A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. IF POSSIBLE, BRING SENSITIVE PLANTS INDOORS TO PROTECT THEM FROM THE SUB-FREEZING TEMPERATURES. $$ DEZ001-NJZ016>020-023-PAZ070-161200- /O.CON.KPHI.FR.Y.0001.000000T0000Z-080416T1200Z/ NEW CASTLE-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN- CAPE MAY-DELAWARE- INCLUDING THE CITIES OF...WILMINGTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... CAPE MAY COURT HOUSE...MEDIA 450 AM EDT WED APR 16 2008 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... A FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING. CLEAR SKIES, DRY AIR, AND LIGHT WINDS ASSOCIATED WITH AN AREA OF HIGH PRESSURE ACROSS THE REGION HAS ALLOWED FOR TEMPERATURES TO DROP INTO THE LOW TO MID 30S. TEMPERATURES WILL CONTINUE TO SLOWLY DROP THROUGH SUNRISE, BUT RISE QUICKLY ONCE THE SUN COMES UP. THE COLDEST LOCATIONS WILL BE AWAY FROM THE MORE URBAN AREAS AND INLAND FROM THE COAST AND DELAWARE RIVER. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. IF POSSIBLE, BRING SENSITIVE PLANTS INDOORS TO PROTECT THEM FROM ANY FROST. $$ MDZ008-012-019-161200- /O.CON.KPHI.FR.Y.0001.000000T0000Z-080416T1200Z/ CECIL-KENT MD-TALBOT- INCLUDING THE CITIES OF...ELKTON...CHESTERTOWN...EASTON 450 AM EDT WED APR 16 2008 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... A FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING. CLEAR SKIES, DRY AIR, AND LIGHT WINDS ASSOCIATED WITH AN AREA OF HIGH PRESSURE ACROSS THE REGION HAS ALLOWED FOR TEMPERATURES TO DROP INTO THE LOW TO MID 30S. TEMPERATURES WILL CONTINUE TO SLOWLY DROP THROUGH SUNRISE, BUT RISE QUICKLY ONCE THE SUN COMES UP. THE COLDEST LOCATIONS WILL BE INLAND FROM CHESAPEAKE BAY. A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. IF POSSIBLE, BRING SENSITIVE PLANTS INDOORS TO PROTECT THEM FROM ANY FROST. $$
000 WWUS71 KPHI 161147 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 747 AM EDT WED APR 16 2008 DEZ002-003-MDZ015-020-NJZ009-010-012-013-015-021-022-027- PAZ067>069-161300- /O.CAN.KPHI.FZ.W.0001.000000T0000Z-080416T1200Z/ KENT DE-INLAND SUSSEX-QUEEN ANNES-CAROLINE-HUNTERDON-SOMERSET- MIDDLESEX-WESTERN MONMOUTH-MERCER-CUMBERLAND-ATLANTIC- SOUTHEASTERN BURLINGTON-CHESTER-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...DOVER...GEORGETOWN...CENTREVILLE... DENTON...FLEMINGTON...SOMERVILLE...NEW BRUNSWICK...FREEHOLD... TRENTON...MILLVILLE...HAMMONTON...WHARTON STATE FOREST... WEST CHESTER...NORRISTOWN...DOYLESTOWN 747 AM EDT WED APR 16 2008 ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FREEZE WARNING. TEMPERATURES HAVE RISEN ABOVE THE FREEZING MARK IN MOST AREAS AND WILL CONTINUE TO RISE THROUGH THE MORNING. THEREFORE, THE FREEZE WARNING HAS BEEN CANCELLED. $$ DEZ001-MDZ008-012-019-NJZ016>020-023-PAZ070-161300- /O.CAN.KPHI.FR.Y.0001.000000T0000Z-080416T1200Z/ NEW CASTLE-CECIL-KENT MD-TALBOT-SALEM-GLOUCESTER-CAMDEN- NORTHWESTERN BURLINGTON-OCEAN-CAPE MAY-DELAWARE- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...CHESTERTOWN... EASTON...PENNSVILLE...GLASSBORO...CAMDEN...CHERRY HILL... MOORESTOWN...MOUNT HOLLY...JACKSON...CAPE MAY COURT HOUSE...MEDIA 747 AM EDT WED APR 16 2008 ...FROST ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FROST ADVISORY. TEMPERATURES HAVE RISEN INTO THE MID TO UPPER 30S IN MOST AREAS AND WILL CONTINUE TO RISE THROUGH THE MORNING. THEREFORE, THE FROST ADVISORY HAS BEEN CANCELLED. $$ MEOLA
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 3:15 PM EDT | Freeze Warning | PHI | Caroline, Queen Anne's | 17 hr |
Nearby
Frost Advisories in New Jersey, 2008Frost Advisories in Maryland, 2008Frost Advisories in Pennsylvania, 2008Every frost advisory in 2008
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.