Alert archive / New Jersey / Winter Storm Watches in 2014
Winter Storm Watch 4, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this winter storm watch at Feb 1, 2014, 7:18 PM EST for 4 states. It took effect at Feb 3, 2014, 6:00 AM EST. It was in force for .
The area
The counties it named.
The facts
- Issued
- Feb 1, 2014, 7:18 PM EST (00:18 UTC)
- In effect from
- Feb 3, 2014, 6:00 AM EST
- Expired
- Feb 2, 2014, 3:37 PM EST
- In force
- Issued by
- NWS Philadelphia/Mount Holly
Counties New Castle County, DE, Cecil County, MD, Burlington County, NJ, Camden County, NJ, Gloucester County, NJ, Hunterdon County, NJ, Mercer County, NJ, Monmouth County, NJ, Ocean County, NJ, Salem County, NJ, Bucks County, PA, Chester County, PA, Delaware County, PA, Montgomery County, PA, Philadelphia County, PA
The radar
The Philadelphia radar (KDIX), 59 km from the middle of the area, began a volume at 00:24 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, 0.3 hours before the alert went out and 214 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
- 972 m above ground
- 0-6 km bulk shear
- 74 kt
- 0-1 km storm-relative helicity
- 301 m²/s²
- 0-3 km storm-relative helicity
- 497 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
544 WWUS41 KPHI 020018 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 718 PM EST SAT FEB 1 2014 DEZ001-MDZ008-NJZ016>020-026-027-PAZ070-071-102-104-106-020930- /O.NEW.KPHI.WS.A.0004.140203T1100Z-140203T2100Z/ NEW CASTLE-CECIL-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- OCEAN-COASTAL OCEAN-SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA- EASTERN CHESTER-EASTERN MONTGOMERY-LOWER BUCKS- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...PENNSVILLE... GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY... JACKSON...LONG BEACH ISLAND...WHARTON STATE FOREST...MEDIA... PHILADELPHIA...WEST CHESTER...KENNET SQUARE...NORRISTOWN... LANSDALE...MORRISVILLE...DOYLESTOWN 718 PM EST SAT FEB 1 2014 ...WINTER STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON. * LOCATIONS...THE FAR NORTHEAST PORTION OF MARYLAND AND SOUTHEAST PENNSYLVANIA THROUGH NORTHERN DELAWARE AND SOUTH CENTRAL NEW JERSEY INCLUDING PHILADELPHIA AND WILMINGTON DELAWARE. * HAZARD TYPES...SNOW. * ACCUMULATIONS...SNOW ACCUMULATION OF 3 TO 6 INCHES...WITH A SMALL CHANCE OF A TRACE OF FREEZING RAIN DURING THE TRANSITION FROM RAIN TO SNOW MONDAY MORNING. * TIMING...PRECIPITATION BEGINS PROBABLY AS RAIN OR SLEET BEFORE DAWN MONDAY AND THEN CHANGES TO SNOW BETWEEN 6 AM AND 10 AM MONDAY. THE SNOW MAY FALL HEAVILY SOMETIME BETWEEN MID MORNING AND EARLY MONDAY AFTERNOON. * TEMPERATURES...WILL PROBABLY HOVER WITHIN A COUPLE OF DEGREES OF 31 DURING THE DAYLIGHT HOURS. * VISIBILITIES...POSSIBLY ONE QUARTER TO ONE HALF MILE AT TIMES. * IMPACTS...SLUSHY ACCUMULATIONS OF SNOW ARE EXPECTED ON ALL UNTREATED PAVEMENTS...EVEN IF THERE IS SOME MELTING AT TIMES. THERE IS UNCERTAINTY AS TO HOW MUCH SNOW WILL ACCUMULATE BUT IF AMOUNTS END UP NEAR 5 OR 6 INCHES...THIS WOULD RESULT IN CONSIDERABLE DIFFICULTIES FOR A FEW HOURS DURING THE MORNING AND EARLY AFTERNOON MONDAY. * MONDAY NIGHT...TEMPERATURES WILL DROP INTO THE TEENS AND LOWER 20S WITH SLUSHY ACCUMULATIONS AND LEFTOVER MOISTURE FREEZING ON MANY PAVEMENTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
2 follow-up statements
896 WWUS41 KPHI 020835 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 335 AM EST SUN FEB 2 2014 NJZ009-013>015-PAZ101-103-105-022200- /O.EXA.KPHI.WS.A.0004.140203T1100Z-140203T2100Z/ HUNTERDON-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER- WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...FREEHOLD...SANDY HOOK... TRENTON...HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN... CHALFONT...PERKASIE 335 AM EST SUN FEB 2 2014 ...WINTER STORM WATCH IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER STORM WATCH...WHICH IS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON. * LOCATIONS...THE FAR NORTHERN AND WESTERN SUBURBS OF PHILADELPHIA AND ADJACENT SECTIONS OF CENTRAL AND EAST CENTRAL NEW JERSEY. * HAZARD TYPES...SNOW. * ACCUMULATIONS...SNOW ACCUMULATION OF 4 TO 6 INCHES...ALONG WITH A TRACE OF FREEZING RAIN OR SLEET DURING THE TRANSITION FROM RAIN TO SNOW MONDAY MORNING. * TIMING...PRECIPITATION BEGINS PROBABLY AS RAIN OR SLEET BEFORE DAWN MONDAY AND THEN CHANGES TO SNOW BETWEEN 6 AM AND 10 AM MONDAY. THE SNOW MAY FALL HEAVILY SOMETIME BETWEEN MID MORNING AND EARLY MONDAY AFTERNOON. * TEMPERATURES...IN THE LOW 30S. * VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES. * IMPACTS...SLUSHY ACCUMULATIONS OF SNOW ARE EXPECTED ON ALL UNTREATED PAVEMENTS...EVEN IF THERE IS SOME MELTING AT TIMES. THERE IS UNCERTAINTY AS TO HOW MUCH SNOW WILL ACCUMULATE BUT IF AMOUNTS END UP NEAR 5 OR 6 INCHES...THIS WOULD RESULT IN CONSIDERABLE DIFFICULTIES FOR A FEW HOURS DURING THE MORNING AND EARLY AFTERNOON MONDAY. * WINDS...NORTH 5 TO 15 MPH. * MONDAY NIGHT...TEMPERATURES WILL DROP INTO THE TEENS AND LOWER 20S WITH SLUSHY ACCUMULATIONS AND LEFTOVER MOISTURE FREEZING ON MANY PAVEMENTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$ DEZ001-MDZ008-NJZ016>020-026-027-PAZ070-071-102-104-106-022200- /O.CON.KPHI.WS.A.0004.140203T1100Z-140203T2100Z/ NEW CASTLE-CECIL-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- OCEAN-COASTAL OCEAN-SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA- EASTERN CHESTER-EASTERN MONTGOMERY-LOWER BUCKS- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...PENNSVILLE... GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY... JACKSON...LONG BEACH ISLAND...WHARTON STATE FOREST...MEDIA... PHILADELPHIA...WEST CHESTER...KENNET SQUARE...NORRISTOWN... LANSDALE...MORRISVILLE...DOYLESTOWN 335 AM EST SUN FEB 2 2014 ...WINTER STORM WATCH REMAINS IN EFFECT FROM MONDAY MORNING THROUGH MONDAY AFTERNOON... * LOCATIONS...THE FAR NORTHEAST PORTION OF MARYLAND AND SOUTHEAST PENNSYLVANIA THROUGH NORTHERN DELAWARE AND SOUTH CENTRAL NEW JERSEY INCLUDING PHILADELPHIA AND WILMINGTON DELAWARE. * HAZARD TYPES...SNOW. * ACCUMULATIONS...SNOW ACCUMULATION OF 4 TO 6 INCHES...ALONG WITH A TRACE OF FREEZING RAIN OR SLEET DURING THE TRANSITION FROM RAIN TO SNOW MONDAY MORNING. * TIMING...PRECIPITATION BEGINS PROBABLY AS RAIN OR SLEET BEFORE DAWN MONDAY AND THEN CHANGES TO SNOW BETWEEN 6 AM AND 10 AM MONDAY. THE SNOW MAY FALL HEAVILY SOMETIME BETWEEN MID MORNING AND EARLY MONDAY AFTERNOON. * TEMPERATURES...IN THE LOW TO MID 30S. * VISIBILITIES...ONE QUARTER TO ONE HALF MILE AT TIMES. * IMPACTS...SLUSHY ACCUMULATIONS OF SNOW ARE EXPECTED ON ALL UNTREATED PAVEMENTS...EVEN IF THERE IS SOME MELTING AT TIMES. THERE IS UNCERTAINTY AS TO HOW MUCH SNOW WILL ACCUMULATE BUT IF AMOUNTS END UP NEAR 5 OR 6 INCHES...THIS WOULD RESULT IN CONSIDERABLE DIFFICULTIES FOR A FEW HOURS DURING THE MORNING AND EARLY AFTERNOON MONDAY. * MONDAY NIGHT...TEMPERATURES WILL DROP INTO THE TEENS AND LOWER 20S WITH SLUSHY ACCUMULATIONS AND LEFTOVER MOISTURE FREEZING ON MANY PAVEMENTS. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WATCH MEANS THERE IS A POTENTIAL FOR SIGNIFICANT SNOW...SLEET...OR ICE ACCUMULATIONS THAT MAY IMPACT TRAVEL. CONTINUE TO MONITOR THE LATEST FORECASTS. && $$
104 WWUS41 KPHI 022037 WSWPHI URGENT - WINTER WEATHER MESSAGE NATIONAL WEATHER SERVICE MOUNT HOLLY NJ 337 PM EST SUN FEB 2 2014 DEZ001-MDZ008-NJZ016>020-026-027-PAZ070-071-102-104-106-030930- /O.UPG.KPHI.WS.A.0004.140203T1100Z-140203T2100Z/ /O.NEW.KPHI.WS.W.0004.140203T1100Z-140204T0000Z/ NEW CASTLE-CECIL-SALEM-GLOUCESTER-CAMDEN-NORTHWESTERN BURLINGTON- OCEAN-COASTAL OCEAN-SOUTHEASTERN BURLINGTON-DELAWARE-PHILADELPHIA- EASTERN CHESTER-EASTERN MONTGOMERY-LOWER BUCKS- INCLUDING THE CITIES OF...WILMINGTON...ELKTON...PENNSVILLE... GLASSBORO...CAMDEN...CHERRY HILL...MOORESTOWN...MOUNT HOLLY... JACKSON...LONG BEACH ISLAND...WHARTON STATE FOREST...MEDIA... PHILADELPHIA...WEST CHESTER...KENNET SQUARE...NORRISTOWN... LANSDALE...MORRISVILLE...DOYLESTOWN 337 PM EST SUN FEB 2 2014 ...WINTER STORM WARNING IN EFFECT FROM 6 AM TO 7 PM EST MONDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER STORM WARNING FOR SNOW...WHICH IS IN EFFECT FROM 6 AM TO 7 PM EST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * LOCATIONS...THE FAR NORTHEAST PORTION OF MARYLAND AND SOUTHEAST PENNSYLVANIA THROUGH NORTHERN DELAWARE AND SOUTH CENTRAL NEW JERSEY INCLUDING PHILADELPHIA AND WILMINGTON DELAWARE. * HAZARD TYPES...SNOW...HEAVY AT TIMES. * SNOW ACCUMULATIONS...4 TO 6 INCHES. * TIMING...PRECIPITATION BEGINS PROBABLY AS RAIN EARLY MONDAY MORNING AND THEN STARTS TO CHANGEOVER TO A RAIN AND SNOW MIX DURING THE MORNING COMMUTE. THE FINAL TRANSITION TO ALL SNOW SHOULD TAKE PLACE BY LATE MORNING. THE SNOW COULD BECOME HEAVY AT TIMES BY LATE MORNING THROUGH MONDAY AFTERNOON. * TEMPERATURES...IN THE LOWER 30S TOMORROW DROPPING INTO THE TEENS AND LOWER 20S TOMORROW NIGHT. ANY LEFTOVER MOISTURE TOMORROW NIGHT WILL FREEZE TO MANY UNTREATED SURFACES. * IMPACTS...ROADS AND WALKWAYS COULD BE SNOW COVERED AND SLIPPERY DURING THE MORNING AND AFTERNOON, CREATING HAZARDOUS CONDITIONS. * WINDS...NORTH 10 TO 15 MPH WITH GUSTS UP TO 20 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER STORM WARNING MEANS SIGNIFICANT AMOUNTS OF SNOW... SLEET...AND ICE ARE EXPECTED OR OCCURRING. STRONG WINDS ARE ALSO POSSIBLE. THIS WILL MAKE TRAVEL VERY HAZARDOUS OR IMPOSSIBLE. && $$ NJZ009-013>015-PAZ101-103-105-030930- /O.UPG.KPHI.WS.A.0004.140203T1100Z-140203T2100Z/ /O.NEW.KPHI.WW.Y.0007.140203T1100Z-140204T0000Z/ HUNTERDON-WESTERN MONMOUTH-EASTERN MONMOUTH-MERCER- WESTERN CHESTER-WESTERN MONTGOMERY-UPPER BUCKS- INCLUDING THE CITIES OF...FLEMINGTON...FREEHOLD...SANDY HOOK... TRENTON...HONEY BROOK...OXFORD...COLLEGEVILLE...POTTSTOWN... CHALFONT...PERKASIE 337 PM EST SUN FEB 2 2014 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 7 PM EST MONDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM TO 7 PM EST MONDAY. THE WINTER STORM WATCH IS NO LONGER IN EFFECT. * LOCATIONS...THE FAR NORTHERN AND WESTERN SUBURBS OF PHILADELPHIA AND PORTIONS OF CENTRAL NEW JERSEY. * HAZARD TYPES...SNOW...HEAVY AT TIMES. * SNOW ACCUMULATIONS...4 TO 6 INCHES. * TIMING...PRECIPITATION BEGINS PROBABLY AS A RAIN AND SNOW MIX EARLY MONDAY MORNING AND THEN STARTS TO CHANGEOVER TO ALL SNOW BY THE MID-MORNING TIMEFRAME. THE SNOW COULD BECOME HEAVY FOR A FEW HOURS LATE MONDAY MORNING. * TEMPERATURES...IN THE LOWER 30S TOMORROW DROPPING INTO THE TEENS AND LOWER 20S TOMORROW NIGHT. ANY LEFTOVER MOISTURE TOMORROW NIGHT WILL FREEZE TO MANY UNTREATED SURFACES. * IMPACTS...ROADS AND WALKWAYS COULD BE SNOW COVERED AND SLIPPERY DURING THROUGHOUT THE DAY, CREATING HAZARDOUS CONDITIONS. * WINDS...NORTH 5 TO 10 MPH WITH GUSTS UP TO 20 MPH. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ NJZ001-007-008-010-012-PAZ054-055-060>062-030930- /O.NEW.KPHI.WW.Y.0007.140203T1100Z-140204T0000Z/ SUSSEX-WARREN-MORRIS-SOMERSET-MIDDLESEX-CARBON-MONROE-BERKS- LEHIGH-NORTHAMPTON- INCLUDING THE CITIES OF...NEWTON...WASHINGTON...MORRISTOWN... SOMERVILLE...NEW BRUNSWICK...JIM THORPE...STROUDSBURG...READING... ALLENTOWN...BETHLEHEM...EASTON 337 PM EST SUN FEB 2 2014 ...WINTER WEATHER ADVISORY IN EFFECT FROM 6 AM TO 7 PM EST MONDAY... THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER WEATHER ADVISORY FOR SNOW...WHICH IS IN EFFECT FROM 6 AM TO 7 PM EST MONDAY. * LOCATIONS...PORTIONS OF EASTERN PENNSYLVANIA AND NORTHERN NEW JERSEY. * HAZARD TYPES...SNOW...HEAVY AT TIMES. * SNOW ACCUMULATIONS...3 TO 5 INCHES. * TIMING...PRECIPITATION BEGINS PROBABLY AS A RAIN AND SNOW MIX EARLY MONDAY MORNING AND THEN STARTS TO CHANGEOVER TO ALL SNOW BY THE MID-MORNING TIMEFRAME. COULD START AS ALL SNOW IN NORTHERN NEW JERSEY AND THE POCONOS. THE SNOW COULD BECOME HEAVY FOR A FEW HOURS LATE MONDAY MORNING. * IMPACTS...ROADS AND WALKWAYS COULD BE SNOW COVERED AND SLIPPERY DURING THROUGHOUT THE DAY, CREATING HAZARDOUS CONDITIONS. * WINDS...NORTH 5 TO 10 MPH. * TEMPERATURES...IN THE UPPER 20S TO LOWER 30S TOMORROW DROPPING INTO THE TEENS AND LOWER 20S TOMORROW NIGHT. ANY LEFTOVER MOISTURE TOMORROW NIGHT WILL FREEZE TO MANY UNTREATED SURFACES. PRECAUTIONARY/PREPAREDNESS ACTIONS... A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW...SLEET...OR FREEZING RAIN WILL CAUSE TRAVEL DIFFICULTIES. BE PREPARED FOR SLIPPERY ROADS AND LIMITED VISIBILITIES...AND USE CAUTION WHILE DRIVING. && $$ HEAVENER
The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Feb 2, 3:37 PM EST | Winter Storm Warning | PHI | Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 6 more | 24 hr |
| Feb 2, 3:37 PM EST | Winter Weather Advisory | PHI | Atlantic, Cumberland, Hunterdon, Mercer, Middlesex, Monmouth and 4 more | 24 hr |
Nearby
Winter Storm Watches in New Jersey, 2014Winter Storm Watches in Pennsylvania, 2014Winter Storm Watches in Delaware, 2014Every winter storm watch 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.