Alert archive / Pennsylvania / Freeze Warnings in 2014
Freeze Warning 3, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this freeze warning at Apr 24, 2014, 3:24 PM EDT for 5 counties in New Jersey; 6 counties in Pennsylvania. It took effect at Apr 25, 2014, 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 24, 2014, 3:24 PM EDT (19:24 UTC)
- In effect from
- Apr 25, 2014, 2:00 AM EDT
- Expired
- Apr 25, 2014, 8:00 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 19:30 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 12:00Z, 7.4 hours before the alert went out and 197 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
- 2473 m above ground
- 0-6 km bulk shear
- 117 kt
- 0-1 km storm-relative helicity
- 229 m²/s²
- 0-3 km storm-relative helicity
- 249 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
004 WWUS71 KPHI 241924 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 324 PM EDT THU APR 24 2014 NJZ001-007>010-251000- /O.NEW.KPHI.FZ.W.0003.140425T0600Z-140425T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE 324 PM EDT THU APR 24 2014 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM EDT FRIDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING. IT IS IN EFFECT FROM 200 AM UNTIL 800 AM FRIDAY. * TEMPERATURES...FALLING BELOW 32 DEGREES FOR A FEW HOURS, ESPECIALLY IN OUTLYING AREAS. * TIMING...THE MAIN PERIOD OF CONCERN IS FROM 300 AM UNTIL 700 AM FRIDAY. * IMPACTS...THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE LIKELY. TAKE THE NECESSARY PRECAUTIONS TO PROTECT YOUR SENSITIVE PLANTS. && $$ IOVINO
3 follow-up statements
583 WWUS71 KPHI 242302 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 702 PM EDT THU APR 24 2014 PAZ060>062-101-103-105-251000- /O.EXA.KPHI.FZ.W.0003.140425T0600Z-140425T1200Z/ BERKS-LEHIGH-NORTHAMPTON-WESTERN CHESTER-WESTERN MONTGOMERY- UPPER BUCKS- INCLUDING THE CITIES OF...READING...ALLENTOWN...BETHLEHEM... EASTON...HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN... CHALFONT...PERKASIE 702 PM EDT THU APR 24 2014 ...FREEZE WARNING IN EFFECT FROM 2 AM TO 8 AM EDT FRIDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A FREEZE WARNING. IT IS IN EFFECT FROM 200 AM UNTIL 800 AM FRIDAY. * TEMPERATURES...FALLING BELOW 32 DEGREES FOR A FEW HOURS, ESPECIALLY IN OUTLYING AREAS. * TIMING...THE MAIN PERIOD OF CONCERN IS FROM 300 AM UNTIL 700 AM FRIDAY. * IMPACTS...THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE LIKELY. TAKE THE NECESSARY PRECAUTIONS TO PROTECT YOUR SENSITIVE PLANTS. && $$ NJZ001-007>010-251000- /O.CON.KPHI.FZ.W.0003.140425T0600Z-140425T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE 702 PM EDT THU APR 24 2014 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT FRIDAY... * TEMPERATURES...FALLING BELOW 32 DEGREES FOR A FEW HOURS, ESPECIALLY IN OUTLYING AREAS. * TIMING...THE MAIN PERIOD OF CONCERN IS FROM 300 AM UNTIL 700 AM FRIDAY. * IMPACTS...THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE LIKELY. TAKE THE NECESSARY PRECAUTIONS TO PROTECT YOUR SENSITIVE PLANTS. && $$ IOVINO
690 WWUS71 KPHI 250110 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 910 PM EDT THU APR 24 2014 NJZ001-007>010-PAZ060>062-101-103-105-251200- /O.CON.KPHI.FZ.W.0003.140425T0600Z-140425T1200Z/ SUSSEX-WARREN-MORRIS-HUNTERDON-SOMERSET-BERKS-LEHIGH-NORTHAMPTON- WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... FLEMINGTON...SOMERVILLE...READING...ALLENTOWN...BETHLEHEM... EASTON...HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN... CHALFONT...PERKASIE 910 PM EDT THU APR 24 2014 ...FREEZE WARNING REMAINS IN EFFECT FROM 2 AM TO 8 AM EDT FRIDAY... * TEMPERATURES...FALLING BELOW 32 DEGREES FOR A FEW HOURS, ESPECIALLY IN OUTLYING AREAS. * TIMING...THE MAIN PERIOD OF CONCERN IS FROM 300 AM UNTIL 700 AM FRIDAY. * IMPACTS...THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE LIKELY. TAKE THE NECESSARY PRECAUTIONS TO PROTECT YOUR SENSITIVE PLANTS. && $$ IOVINO
621 WWUS71 KPHI 250811 NPWPHI URGENT - WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 411 AM EDT FRI APR 25 2014 NJZ008>010-PAZ060>062-101-103-105-250915- /O.CAN.KPHI.FZ.W.0003.000000T0000Z-140425T1200Z/ MORRIS-HUNTERDON-SOMERSET-BERKS-LEHIGH-NORTHAMPTON- WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS- INCLUDING THE CITIES OF...MORRISTOWN...FLEMINGTON...SOMERVILLE... READING...ALLENTOWN...BETHLEHEM...EASTON...HONEY BROOK...OXFORD... COLLEGEVILLE...POTTSTOWN...CHALFONT...PERKASIE 411 AM EDT FRI APR 25 2014 ...FREEZE WARNING IS CANCELLED... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS CANCELLED THE FREEZE WARNING. WIDESPREAD FREEZING TEMPERATURES ARE NO LONGER EXPECTED, SO THE FREEZE WARNING HS BEEN CANCELLED. IT IS STILL POSSIBLE THAT SOME SPOTS COULD HIT FREEZING PRIOR TO SUNRISE. $$ NJZ001-007-251200- /O.CON.KPHI.FZ.W.0003.000000T0000Z-140425T1200Z/ SUSSEX-WARREN- INCLUDING THE CITIES OF...NEWTON...WASHINGTON 411 AM EDT FRI APR 25 2014 ...FREEZE WARNING REMAINS IN EFFECT UNTIL 8 AM EDT THIS MORNING... * TEMPERATURES...IN THE LOWER 30S. * IMPACTS...THE SUB-FREEZING TEMPERATURES MAY DAMAGE OR KILL SENSITIVE PLANTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... THIS FREEZE WARNING MEANS THAT SUB-FREEZING TEMPERATURES ARE LIKELY. TAKE THE NECESSARY PRECAUTIONS TO PROTECT YOUR SENSITIVE PLANTS. && $$
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 24, 12:01 AM EDT | Gale Warning | PHI | 103 min | |
| Apr 24, 12:01 AM EDT | Small Craft Advisory | PHI | 12 hr | |
| Apr 24, 12:06 PM EDT | Small Craft Advisory | PHI | 6 hr |
Nearby
Freeze Warnings in Pennsylvania, 2014Freeze Warnings in New Jersey, 2014Every freeze warning in 2014
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.