Alert archive / Pennsylvania / Freeze Watches in 2012
Freeze Watch 5, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this freeze watch at Apr 28, 2012, 4:09 AM EDT for Morris County, Sussex County, Warren County, New Jersey; 5 counties in Pennsylvania. It took effect at Apr 29, 2012, 2:00 AM EDT. It was in force for .
The area
The counties it named.
The facts
- Issued
- Apr 28, 2012, 4:09 AM EDT (08:09 UTC)
- In effect from
- Apr 29, 2012, 2:00 AM EDT
- Expired
- Apr 28, 2012, 3:19 PM EDT
- In force
- Issued by
- NWS Philadelphia/Mount Holly
Counties Morris County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Carbon County, PA, Lehigh County, PA, Monroe County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 122 km from the middle of the area, began a volume at 08:13 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
Brookhaven, NY (KOKX), launched 00:00Z, 8.2 hours before the alert went out and 202 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
- 1708 m above ground
- 0-6 km bulk shear
- 73 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
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. && $$ DEZ001>003-MDZ008-012-015-019-020-NJZ012-013-015>023-027-PAZ070- 281200- /O.CON.KPHI.FR.Y.0006.000000T0000Z-120428T1200Z/ NEW CASTLE-KENT-INLAND SUSSEX-CECIL-KENT MD-QUEEN ANNES-TALBOT- CAROLINE-MIDDLESEX-WESTERN MONMOUTH-MERCER-SALEM-GLOUCESTER- CAMDEN-NORTHWESTERN BURLINGTON-OCEAN-CUMBERLAND-ATLANTIC-CAPE MAY- SOUTHEASTERN BURLINGTON-DELAWARE- INCLUDING THE CITIES OF...WILMINGTON...DOVER...GEORGETOWN... ELKTON...CHESTERTOWN...CENTREVILLE...EASTON...DENTON... NEW BRUNSWICK...FREEHOLD...TRENTON...PENNSVILLE...GLASSBORO... CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON... MILLVILLE...HAMMONTON...CAPE MAY COURT HOUSE... WHARTON STATE FOREST...MEDIA 409 AM EDT SAT APR 28 2012 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * LOW TEMPERATURES...MAINLY IN THE LOW TO MID 30S. A FEW AREAS MAY BE NEAR FREEZING EARLY THIS MORNING, ESPECIALLY ACROSS CENTRAL AND SOUTHERN NEW JERSEY. * TIMING...BETWEEN NOW AND 800 AM. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION MAY SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE DAMAGED IF LEFT UNPROTECTED. && $$
2 follow-up statements
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
414 WWUS71 KPHI 281919 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 319 PM EDT SAT APR 28 2012 NJZ001-PAZ054-055-290600- /O.UPG.KPHI.FZ.A.0005.120429T0600Z-120429T1200Z/ /O.NEW.KPHI.FZ.W.0010.120429T0600Z-120429T1200Z/ SUSSEX-CARBON-MONROE- INCLUDING THE CITIES OF...NEWTON...JIM THORPE...STROUDSBURG 319 PM EDT SAT APR 28 2012 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM EDT SUNDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING, WHICH IS IN EFFECT FROM 2 AM TO 8 AM EDT SUNDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * LOW TEMPERATURES...28 TO 32 DEGREES LATE TONIGHT INTO EARLY SUNDAY MORNING. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NJZ007-008-PAZ060>062-290600- /O.UPG.KPHI.FZ.A.0005.120429T0600Z-120429T1200Z/ /O.NEW.KPHI.FR.Y.0007.120429T0600Z-120429T1200Z/ WARREN-MORRIS-BERKS-LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...WASHINGTON...MORRISTOWN...READING... ALLENTOWN...BETHLEHEM...EASTON 319 PM EDT SAT APR 28 2012 ...FROST ADVISORY IN EFFECT FROM 2 AM TO 8 AM EDT SUNDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY, WHICH IS IN EFFECT FROM 2 AM TO 8 AM EDT SUNDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * LOW TEMPERATURES...IN THE MID TO UPPER UPPER 30S TONIGHT INTO EARLY SUNDAY MORNING. * IMPACTS...FLOWERING FRUIT TREES AND OTHER SENSITIVE VEGETATION WILL SUFFER DAMAGE IF NOT PROTECTED. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT FROST IS POSSIBLE. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ RPW
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 28, 3:19 PM EDT | Frost Advisory | PHI | Morris, Warren | 17 hr |
| Apr 28, 3:19 PM EDT | Freeze Warning | PHI | Sussex | 17 hr |
Nearby
Freeze Watches in Pennsylvania, 2012Freeze Watches in New Jersey, 2012Every freeze watch 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.