Alert archive / Pennsylvania / Freeze Warnings in 2016
Freeze Warning 5, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this freeze warning at Apr 12, 2016, 3:04 PM EDT for 6 counties in Pennsylvania; 5 counties in New Jersey. It took effect at Apr 13, 2016, 2:00 AM EDT. It was in force for 6 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
- Apr 12, 2016, 3:04 PM EDT (19:04 UTC)
- In effect from
- Apr 13, 2016, 2:00 AM EDT
- Expired
- Apr 13, 2016, 7:59 AM EDT
- In force
- 6 hr
- Issued by
- NWS Philadelphia/Mount Holly
Counties Hunterdon County, NJ, Morris County, NJ, Somerset County, NJ, Sussex County, NJ, Warren County, NJ, Berks County, PA, Bucks County, PA, Chester County, PA, Lehigh County, PA, Montgomery County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 94 km from the middle of the area, began a volume at 19:05 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, 7.1 hours before the alert went out and 146 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
- 3 J/kg
- Mixed-layer CIN
- -46 J/kg
- Mixed-layer LCL
- 635 m above ground
- 0-6 km bulk shear
- 49 kt
- 0-1 km storm-relative helicity
- 194 m²/s²
- 0-3 km storm-relative helicity
- 226 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
472 WWUS71 KPHI 121904 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 304 PM EDT TUE APR 12 2016 NJZ021>023-027-122015- /O.CAN.KPHI.FZ.A.0005.160413T0600Z-160413T1200Z/ CUMBERLAND-ATLANTIC-CAPE MAY-SOUTHEASTERN BURLINGTON- INCLUDING THE CITIES OF...MILLVILLE...HAMMONTON... CAPE MAY COURT HOUSE...WHARTON STATE FOREST 304 PM EDT TUE APR 12 2016 ...FREEZE WATCH IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FREEZE WATCH. TEMPERATURES ARE EXPECTED TO REMAIN ABOVE FREEZING TONIGHT, AND WINDS OF AROUND 5 TO 10 MPH SHOULD BE STRONG ENOUGH TO PRECLUDE ANY FROST FORMATION. $$ NJZ001-007>010-PAZ060>062-101-103-105-130900- /O.UPG.KPHI.FZ.A.0005.160413T0600Z-160413T1200Z/ /O.NEW.KPHI.FZ.W.0005.160413T0600Z-160413T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-BERKS-LEHIGH-NORTHAMPTON- WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...READING...ALLENTOWN...BETHLEHEM... EASTON...HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN... CHALFONT...PERKASIE 304 PM EDT TUE APR 12 2016 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM EDT WEDNESDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING...WHICH IS IN EFFECT FROM 2 AM TO 8 AM EDT WEDNESDAY. THE FREEZE WATCH IS NO LONGER IN EFFECT. * TEMPERATURES...IN THE LOWER 30S. * TIMING...BETWEEN 200 AM AND 800 AM WEDNESDAY * IMPACTS...TEMPERATURES ARE EXPECTED TO FALL AROUND OR BELOW FREEZING ACROSS THE AREA TONIGHT. SENSITIVE PLANTS COULD BE DAMAGED OR DESTROYED IF NOT PROTECTED OR BROUGHT INSIDE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$
3 follow-up statements
375 WWUS71 KPHI 130719 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 319 AM EDT WED APR 13 2016 NJZ001-007>010-PAZ060>062-101-103-105-131200- /O.CON.KPHI.FZ.W.0005.000000T0000Z-160413T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-BERKS-LEHIGH-NORTHAMPTON- WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...READING...ALLENTOWN...BETHLEHEM... EASTON...HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN... CHALFONT...PERKASIE 319 AM EDT WED APR 13 2016 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * TEMPERATURES...FALLING INTO THE LOWER 30S. * TIMING...BETWEEN NOW AND 800 AM TODAY * IMPACTS...TEMPERATURES ARE EXPECTED TO FALL AROUND OR BELOW FREEZING ACROSS THE AREA TONIGHT. SENSITIVE PLANTS COULD BE DAMAGED OR DESTROYED IF NOT PROTECTED OR BROUGHT INSIDE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NJZ013-017>020-022-027-131200- /O.NEW.KPHI.FR.Y.0001.160413T0719Z-160413T1200Z/ WESTERN MONMOUTH-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN- ATLANTIC-SOUTHEASTERN BURLINGTON- INCLUDING THE CITIES OF...FREEHOLD...GLASSBORO...CAMDEN... CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON...HAMMONTON... WHARTON STATE FOREST 319 AM EDT WED APR 13 2016 ...FROST ADVISORY IN EFFECT UNTIL 8 AM EDT THIS MORNING... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FROST ADVISORY...WHICH IS IN EFFECT UNTIL 8 AM EDT THIS MORNING. * TEMPERATURE...LOWS BETWEEN 28 AND 33 DEGREES BY 7 AM TODAY. THERE WILL BE FROST OR FREEZING TEMPERATURES EARLY TODAY IN MUCH OF THIS WARNED AREA OF EASTERN AND SOUTHERN NEW JERSEY. * IMPACTS...WHATEVER CAN BE DONE ON SHORT NOTICE SHOULD OCCUR NOW. SENSITIVE PLANTS COULD BE DAMAGED OR DESTROYED IF NOT PROTECTED OR BROUGHT INSIDE. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT WIDESPREAD FROST IS EXPECTED. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$
923 WWUS71 KPHI 130931 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 531 AM EDT WED APR 13 2016 NJZ001-007>010-PAZ060>062-101-103-105-131200- /O.CON.KPHI.FZ.W.0005.000000T0000Z-160413T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-BERKS-LEHIGH-NORTHAMPTON- WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...READING...ALLENTOWN...BETHLEHEM... EASTON...HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN... CHALFONT...PERKASIE 531 AM EDT WED APR 13 2016 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * TEMPERATURES...LOWS 28 TO 33 DEGREES THROUGHOUT THIS WARNING REGION OF EASTERN PENNSYLVANIA AND NORTHWEST NEW JERSEY. AT 5 AM TEMPERATURES WERE BOUNCING AROUND BUT ALREADY HAVE BEEN DOWN TO FREEZING AT ALLENTOWN, QUAKERTOWN, AND POTTSTOWN IN EASTERN PENNSYLVANIA, INCLUDING MANY SURROUNDING COMMUNITIES. FURTHERMORE, WIDESPREAD SUBFREEZING TEMPERATURES HAVE OCCURRED IN NORTHWEST NEW JERSEY FROM SUSSEX COUNTY DOWN INTO NORTHWEST WARREN COUNTY, WITH A LOW OF 23 SO FAR AT WALPACK. * IMPACTS...SENSITIVE PLANTS COULD BE DAMAGED OR DESTROYED IF NOT PROTECTED OR BROUGHT INSIDE. * OUTLOOK...A FROST OR FREEZE WARNING MAY BE ISSUED LATER TODAY FOR LATE THIS COMING WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FREEZE WARNING MEANS SUB-FREEZING TEMPERATURES ARE IMMINENT OR HIGHLY LIKELY. THESE CONDITIONS WILL KILL CROPS AND OTHER SENSITIVE VEGETATION. && $$ NJZ013-017>020-022-027-131200- /O.CON.KPHI.FR.Y.0001.000000T0000Z-160413T1200Z/ WESTERN MONMOUTH-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN- ATLANTIC-SOUTHEASTERN BURLINGTON- INCLUDING THE CITIES OF...FREEHOLD...GLASSBORO...CAMDEN... CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON...HAMMONTON... WHARTON STATE FOREST 531 AM EDT WED APR 13 2016 ...FROST ADVISORY REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * TEMPERATURES...LOWS BETWEEN 28 AND 33 DEGREES BY SUNRISE TODAY. THERE WILL BE FROST OR FREEZING TEMPERATURES EARLY TODAY IN MUCH OF THIS WARNED AREA OF EASTERN AND SOUTHERN NEW JERSEY. ALREADY SUBFREEZING READINGS HAVE OCCURRED AT TOMS RIVER AND LAKEHURST AS WELL AS MANY SURROUNDING COMMUNITIES FROM WESTERN MONMOUTH COUNTY DOWN THROUGH INTERIOR OCEAN COUNTY, THE EAST TWO THIRDS OF BURLINGTON COUNTY INTO EASTERN PORTIONS OF CAMDEN AND GLOUCESTER COUNTIES. * IMPACTS...SENSITIVE PLANTS COULD BE DAMAGED OR DESTROYED IF NOT PROTECTED OR BROUGHT INSIDE. * OUTLOOK...A FROST OR FREEZE WARNING MAY BE ISSUED LATER TODAY FOR LATE THIS COMING WEDNESDAY NIGHT. PRECAUTIONARY/PREPAREDNESS ACTIONS... A FROST ADVISORY MEANS THAT WIDESPREAD FROST IS EXPECTED. SENSITIVE OUTDOOR PLANTS MAY BE KILLED IF LEFT UNCOVERED. && $$ DRAG
279 WWUS71 KPHI 131159 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 759 AM EDT WED APR 13 2016 NJZ001-007>010-PAZ060>062-101-103-105-131300- /O.CAN.KPHI.FZ.W.0005.000000T0000Z-160413T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-BERKS-LEHIGH-NORTHAMPTON- WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...READING...ALLENTOWN...BETHLEHEM... EASTON...HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN... CHALFONT...PERKASIE 759 AM EDT WED APR 13 2016 ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FREEZE WARNING. $$ NJZ013-017>020-022-027-131300- /O.CAN.KPHI.FR.Y.0001.000000T0000Z-160413T1200Z/ WESTERN MONMOUTH-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON-OCEAN- ATLANTIC-SOUTHEASTERN BURLINGTON- INCLUDING THE CITIES OF...FREEHOLD...GLASSBORO...CAMDEN... CHERRY HILL...MOORESTOWN...MOUNT HOLLY...JACKSON...HAMMONTON... WHARTON STATE FOREST 759 AM EDT WED APR 13 2016 ...FROST ADVISORY IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FROST ADVISORY. $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 12, 3:59 AM EDT | Freeze Watch | PHI | Berks, Bucks, Chester, Lehigh, Montgomery, Northampton | 11 hr |
Nearby
Freeze Warnings in Pennsylvania, 2016Freeze Warnings in New Jersey, 2016Every freeze warning 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.