Alert archive / New Jersey / Frost Advisories in 2012
Frost Advisory 6, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this frost advisory at Apr 27, 2012, 3:18 PM EDT for 4 states. It took effect at Apr 28, 2012, 4:00 AM EDT. It was in force for 4 hr.
The area
The counties it named.
The facts
- Issued
- Apr 27, 2012, 3:18 PM EDT (19:18 UTC)
- In effect from
- Apr 28, 2012, 4:00 AM EDT
- Expired
- Apr 28, 2012, 8:00 AM EDT
- In force
- 4 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Kent County, DE, New Castle County, DE, Sussex County, DE, Caroline County, MD, Cecil County, MD, Kent County, MD, Queen Anne's County, MD, Talbot 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, Delaware County, PA
The radar
The Dover AFB radar (KDOX), 80 km from the middle of the area, began a volume at 19:21 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 76 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
- 1400 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- -180 m²/s²
- 0-3 km storm-relative helicity
- -112 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
258 WWUS71 KPHI 271918 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 318 PM EDT FRI APR 27 2012 NJZ008>010-PAZ067>069-281200- /O.UPG.KPHI.FZ.A.0004.120428T0600Z-120428T1200Z/ /O.EXA.KPHI.FZ.W.0009.120428T0600Z-120428T1200Z/ MORRIS-HUNTERDON-SOMERSET-CHESTER-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...MORRISTOWN...FLEMINGTON...SOMERVILLE... WEST CHESTER...NORRISTOWN...DOYLESTOWN 318 PM EDT FRI APR 27 2012 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING.. IT IS IN EFFECT FROM 200 AM UNTIL 800 AM SATURDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * LOW TEMPERATURES...MAINLY IN THE UPPER 20S AND LOWER 30S FROM LATE TONIGHT INTO EARLY SATURDAY MORNING. URBAN CENTERS MAY BE SLIGHTLY WARMER. * TIMING...MAINLY BETWEEN 300 AM AND 800 AM SATURDAY. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING INDICATES THAT SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE VEGETATION. && $$ NJZ001-PAZ054-055-281200- /O.CON.KPHI.FZ.W.0009.120428T0400Z-120428T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 318 PM EDT FRI APR 27 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM MIDNIGHT TONIGHT TO 8 AM EDT SATURDAY... * LOW TEMPERATURES...24 TO 32 DEGREES FROM LATE TONIGHT INTO EARLY SATURDAY MORNING. * TIMING...FREEZING TEMPERATURES MAY OCCUR AS EARLY AS MIDNIGHT AND SOME LOCATIONS MAY HAVE FREEZING TEMPERATURES FOR 6 TO 8 HOURS. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING INDICATES THAT SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE VEGETATION. && $$ NJZ007-PAZ060>062-281200- /O.CON.KPHI.FZ.W.0009.120428T0600Z-120428T1200Z/ WARREN-BERKS-LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...WASHINGTON...READING...ALLENTOWN... BETHLEHEM...EASTON 318 PM EDT FRI APR 27 2012 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT SATURDAY... * LOW TEMPERATURES...MAINLY IN THE UPPER 20S AND LOWER 30S FROM LATE TONIGHT INTO EARLY SATURDAY MORNING. URBAN CENTERS MAY BE SLIGHTLY WARMER. * TIMING...MAINLY BETWEEN 300 AM AND 800 AM SATURDAY. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING INDICATES THAT SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE VEGETATION. && $$ DEZ001>003-MDZ008-012-015-019-020-NJZ012-013-015>023-027-PAZ070- 281200- /O.NEW.KPHI.FR.Y.0006.120428T0800Z-120428T1200Z/ NEW CASTLE-KENT-INLAND SUSSEX-CECIL-KENT MD-QUEEN ANNES-TALBOT- CAROLINE-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER- CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY- SOUTHEASTERN BURLINGTON-DELAWARE- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...DENTON... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA 318 PM EDT FRI APR 27 2012 ...FROST ADVISORY IN EFFECT FROM 4 AM TO 8 AM EDT SATURDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY. IT IS IN EFFECT FROM 400 AM UNTIL 800 AM SATURDAY. * LOW TEMPERATURES...MAINLY IN THE MIDDLE AND UPPER 30S FROM LATE TONIGHT INTO EARLY SATURDAY MORNING. * TIMING...MAINLY BETWEEN 400 AM AND 800 AM. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION MAY SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE DAMAGED IF LEFT UNPROTECTED. && $$ IOVINO
2 follow-up statements
540 WWUS71 KPHI 280809 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 409 AM EDT SAT APR 28 2012 NJZ001-PAZ054-055-281700- /O.NEW.KPHI.FZ.A.0005.120429T0600Z-120429T1200Z/ /O.CON.KPHI.FZ.W.0009.000000T0000Z-120428T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 409 AM EDT SAT APR 28 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. * LOW TEMPERATURES...24 TO 32 DEGREES THROUGH EARLY THIS MORNING, AS WELL AS SATURDAY NIGHT INTO EARLY SUNDAY MORNING. * TIMING...BETWEEN NOW AND 800 AM, AS WELL AS SATURDAY NIGHT INTO SUNDAY MORNING. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING INDICATES THAT SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE VEGETATION. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NJZ007-008-PAZ060>062-281700- /O.NEW.KPHI.FZ.A.0005.120429T0600Z-120429T1200Z/ /O.CON.KPHI.FZ.W.0009.000000T0000Z-120428T1200Z/ WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING... ALLENTOWN...BETHLEHEM...EASTON 409 AM EDT SAT APR 28 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... ...FREEZE WATCH IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WATCH...WHICH IS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING. * LOW TEMPERATURES...UPPER 20S AND LOWER 30S THROUGH EARLY THIS MORNING, AS WELL AS SATURDAY NIGHT INTO EARLY SUNDAY MORNING. URBAN CENTERS MAY BE SLIGHTLY WARMER. * TIMING...BETWEEN NOW AND 800 AM, AS WELL AS SATURDAY NIGHT INTO SUNDAY MORNING. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING INDICATES THAT SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE VEGETATION. A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NJZ009-010-PAZ067>069-281200- /O.CON.KPHI.FZ.W.0009.000000T0000Z-120428T1200Z/ HUNTERDON-SOMERSET-CHESTER-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE... WEST CHESTER...NORRISTOWN...DOYLESTOWN 409 AM EDT SAT APR 28 2012 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * LOW TEMPERATURES...MAINLY IN THE UPPER 20S AND LOWER 30S. URBAN CENTERS MAY BE SLIGHTLY WARMER. * TIMING...BETWEEN NOW AND 800 AM. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING INDICATES THAT SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE VEGETATION. && $$ DEZ001>003-MDZ008-012-015-019-020-NJZ012-013-015>023-027-PAZ070- 281200- /O.CON.KPHI.FR.Y.0006.000000T0000Z-120428T1200Z/ NEW CASTLE-KENT-INLAND SUSSEX-CECIL-KENT MD-QUEEN ANNES-TALBOT- CAROLINE-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER- CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY- SOUTHEASTERN BURLINGTON-DELAWARE- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...DENTON... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA 409 AM EDT SAT APR 28 2012 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * LOW TEMPERATURES...MAINLY IN THE LOW TO MID 30S. A FEW AREAS MAY BE NEAR FREEZING EARLY THIS MORNING, ESPECIALLY ACROSS CENTRAL AND SOUTHERN NEW JERSEY. * TIMING...BETWEEN NOW AND 800 AM. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION MAY SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE DAMAGED IF LEFT UNPROTECTED. && $$
745 WWUS71 KPHI 281156 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 756 AM EDT SAT APR 28 2012 NJZ001-PAZ054-055-282000- /O.EXP.KPHI.FZ.W.0009.000000T0000Z-120428T1200Z/ /O.CON.KPHI.FZ.A.0005.120429T0600Z-120429T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 756 AM EDT SAT APR 28 2012 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... ...FREEZE WARNING WILL EXPIRE AT 8 AM EDT THIS MORNING... * LOW TEMPERATURES...24 TO 32 DEGREES TONIGHT INTO EARLY SUNDAY MORNING. * TIMING...TONIGHT INTO SUNDAY MORNING. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NJZ007-008-PAZ060>062-282000- /O.EXP.KPHI.FZ.W.0009.000000T0000Z-120428T1200Z/ /O.CON.KPHI.FZ.A.0005.120429T0600Z-120429T1200Z/ WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING... ALLENTOWN...BETHLEHEM...EASTON 756 AM EDT SAT APR 28 2012 ...FREEZE WATCH REMAINS IN EFFECT FROM LATE TONIGHT THROUGH SUNDAY MORNING... ...FREEZE WARNING WILL EXPIRE AT 8 AM EDT THIS MORNING... * LOW TEMPERATURES...UPPER 20S AND LOWER 30S TONIGHT INTO EARLY SUNDAY MORNING. URBAN CENTERS MAY BE SLIGHTLY WARMER. * TIMING...TONIGHT INTO SUNDAY MORNING. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WATCH MEANS SUB-FREEZING TEMPERATURES ARE POSSIBLE. THESE CONDITIONS COULD KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NJZ009-010-PAZ067>069-281300- /O.EXP.KPHI.FZ.W.0009.000000T0000Z-120428T1200Z/ HUNTERDON-SOMERSET-CHESTER-MONTGOMERY-BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...SOMERVILLE... WEST CHESTER...NORRISTOWN...DOYLESTOWN 756 AM EDT SAT APR 28 2012 ...FREEZE WARNING WILL EXPIRE AT 8 AM EDT THIS MORNING... TEMPERATURES HAVE RISEN ABOVE FREEZING. $$ DEZ001>003-MDZ008-012-015-019-020-NJZ012-013-015>023-027-PAZ070- 281300- /O.EXP.KPHI.FR.Y.0006.000000T0000Z-120428T1200Z/ NEW CASTLE-KENT-INLAND SUSSEX-CECIL-KENT MD-QUEEN ANNES-TALBOT- CAROLINE-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER- CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY- SOUTHEASTERN BURLINGTON-DELAWARE- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...DENTON... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA 756 AM EDT SAT APR 28 2012 ...FROST ADVISORY WILL EXPIRE AT 8 AM EDT THIS MORNING... TEMPERATURES ARE RISING THROUGH THE 30S AND 40S. $$ RPW
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 27, 12:10 AM EDT | Gale Warning | PHI | 16 hr | |
| Apr 27, 3:38 AM EDT | Freeze Watch | PHI | Hunterdon, Morris, Somerset, Warren | 12 hr |
| Apr 27, 3:38 AM EDT | Freeze Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 28 hr |
Nearby
Frost Advisories in New Jersey, 2012Frost Advisories in Maryland, 2012Frost Advisories in Delaware, 2012Every frost advisory in 2012
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.