Alert archive / New Jersey / Winter Storm Warnings in 2014

Winter Storm Warning 9, NWS Philadelphia/Mount Holly

March 25, 2014Cape May County, Cumberland County, New Jersey; Kent County, Sussex County, Delaware; Caroline County, Talbot County, Maryland

NWS Philadelphia/Mount Holly issued this winter storm warning at Mar 25, 2014, 8:33 PM EDT for Cape May County, Cumberland County, New Jersey; Kent County, Sussex County, Delaware; Caroline County, Talbot County, Maryland. It was in force for 5 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
Mar 25, 2014, 8:33 PM EDT (00:33 UTC)
Expired
Mar 26, 2014, 2:00 AM EDT
In force
5 hr
Issued by
NWS Philadelphia/Mount Holly

Counties Kent County, DE, Sussex County, DE, Caroline County, MD, Talbot County, MD, Cape May County, NJ, Cumberland County, NJ

The radar

The Dover AFB radar (KDOX), 16 km from the middle of the area, began a volume at 00:35 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

Wallops Is Stn, VA (KWAL), launched 00:00Z, 0.6 hours before the alert went out and 116 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.

Skew-T log-pSkew-T log-p diagram, Wallops Is Stn, VA at 00:00Z on 2014-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Wallops Is Stn, VA at 00:00Z on 2014-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 92 square meters per square second.1939587897Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
501 m above ground
0-6 km bulk shear
78 kt
0-1 km storm-relative helicity
92 m²/s²
0-3 km storm-relative helicity
386 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

432 
WWUS41 KPHI 260033
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
833 PM EDT TUE MAR 25 2014

DEZ002>004-MDZ019-020-NJZ021-023-024-260600-
/O.UPG.KPHI.WW.Y.0017.000000T0000Z-140326T0600Z/
/O.NEW.KPHI.WS.W.0009.140326T0033Z-140326T0600Z/
KENT-INLAND SUSSEX-DELAWARE BEACHES-TALBOT-CAROLINE-CUMBERLAND-
CAPE MAY-ATLANTIC COASTAL CAPE MAY-
INCLUDING THE CITIES OF...DOVER...GEORGETOWN...REHOBOTH BEACH...
EASTON...DENTON...MILLVILLE...CAPE MAY COURT HOUSE...OCEAN CITY
833 PM EDT TUE MAR 25 2014

...WINTER STORM WARNING IN EFFECT UNTIL 2 AM EDT WEDNESDAY...

THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY HAS ISSUED A WINTER
STORM WARNING FOR SNOW...WHICH IS IN EFFECT UNTIL 2 AM EDT WEDNESDAY.
THE WINTER WEATHER ADVISORY IS NO LONGER IN EFFECT.

* SNOW ACCUMULATIONS...SNOW ACCUMULATION OF 3 TO 5 INCHES WITH
  LOCAL AMOUNTS OF UP TO 6 INCHES.

* LOCATIONS...PORTIONS OF THE EASTERN SHORE OF MARYLAND... 
  CENTRAL AND SOUTHERN DELAWARE AND SOUTHEASTERN AND EASTERN NEW 
  JERSEY.

* HAZARD TYPES..SNOW.

* TIMING...SNOW WILL CONTINUE...AND COULD FALL MODERATELY TO HEAVY
  AT TIMES THIS EVENING BEFORE ENDING OVERNIGHT.

* IMPACTS...ROADWAYS MAY BE WET INITIALLY, BUT AS TEMPERATURES DROP
  DURING THE NIGHT COMBINED WITH A STEADY SNOW... UNTREATED
  SURFACES WILL BECOME SLIPPERY AND SNOW COVERED.
  REMEMBER...BRIDGES AND ELEVATED SURFACES TEND TO ICE UP FIRST.

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH.

* TEMPERATURES...IN THE LOWER 30S.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE
TRAVEL DIFFICULTIES... ESPECIALLY TONIGHT. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE
DRIVING.

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.

&&

$$

MDZ012-015-NJZ020-022-025>027-260600-
/O.CON.KPHI.WW.Y.0017.000000T0000Z-140326T0600Z/
KENT MD-QUEEN ANNES-OCEAN-ATLANTIC-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...CHESTERTOWN...CENTREVILLE...JACKSON...
HAMMONTON...ATLANTIC CITY...LONG BEACH ISLAND...
WHARTON STATE FOREST
833 PM EDT TUE MAR 25 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT
WEDNESDAY...

* LOCATIONS...PORTIONS OF THE EASTERN SHORE OF MARYLAND... 
  CENTRAL AND SOUTHERN DELAWARE AND SOUTHEASTERN AND EASTERN NEW 
  JERSEY.

* HAZARD TYPES...SNOW

* SNOW ACCUMULATIONS...1 TO 2 INCHES.

* TIMING...SNOW WILL CONTINUE..AND COULD FALL MODERATELY AT TIMES
  THIS EVENING BEFORE ENDING OVERNIGHT.

* IMPACTS...ROADWAYS WILL BE WET INITIALLY BUT AS TEMPERATURES
  DROP TONIGHT COUPLED WITH A STEADY SNOW... UNTREATED SURFACES
  WILL BECOME SLIPPERY AND POTENTIALLY SNOW COVERED.
  REMEMBER...BRIDGES AND ELEVATED SURFACES TEND TO ICE UP FIRST.

* WINDS...NORTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH.

* TEMPERATURES...AROUND 30.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE
TRAVEL DIFFICULTIES... ESPECIALLY TONIGHT. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE
DRIVING.

&&

$$
2 follow-up statements
382 
WWUS41 KPHI 260346
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1146 PM EDT TUE MAR 25 2014

DEZ002>004-MDZ019-020-NJZ021-023-024-260600-
/O.CON.KPHI.WS.W.0009.000000T0000Z-140326T0600Z/
KENT-INLAND SUSSEX-DELAWARE BEACHES-TALBOT-CAROLINE-CUMBERLAND-
CAPE MAY-ATLANTIC COASTAL CAPE MAY-
INCLUDING THE CITIES OF...DOVER...GEORGETOWN...REHOBOTH BEACH...
EASTON...DENTON...MILLVILLE...CAPE MAY COURT HOUSE...OCEAN CITY
1146 PM EDT TUE MAR 25 2014

...WINTER STORM WARNING REMAINS IN EFFECT UNTIL 2 AM EDT WEDNESDAY...

* LOCATIONS...PORTIONS OF THE EASTERN SHORE OF MARYLAND... 
  CENTRAL AND SOUTHERN DELAWARE AND SOUTHEASTERN AND EASTERN NEW 
  JERSEY.

* SNOW ACCUMULATIONS...SNOW ACCUMULATION OF 3 TO 5 INCHES WITH
  LOCAL AMOUNTS OF UP TO 7 INCHES IN SUSSEX COUNTY OF SOUTHERN
  DELAWARE AND CAPE MAY COUNTY OF THE SOUTHERN TIP OF NEW JERSEY.

* TIMING...SNOW WILL BE TAPERING TO FLURRIES BETWEEN 1 AM AND 2
  AM.

* IMPACTS...UNTREATED AND UNPLOWED ROADS WILL SLUSHY AND MESSY.
  ISOLATED POWER OUTAGES ARE EXPECTED WHERE AROUND 6 INCHES OF
  SNOW FALLS AND BREAKS A FEW TREE LIMBS IN SUSSEX COUNTY DELAWARE
  AND CAPE MAY COUNTY NEW JERSEY.

* WINDS...NORTH 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. WINDS WILL
  BECOME GUSTY NORTHWEST TO 40 MPH AROUND SUNRISE WEDNESDAY!

* TEMPERATURES...MAINLY 30 TO 32 DEGREES OVERNIGHT.

* RECOVERY...SNOW WILL BE MELTING DURING THE DAY WEDNESDAY WITH
  TEMPERATURES RISING INTO THE MID OR UPPER 30S AND NORTHWEST
  WINDS WILL BE GUSTY TO NEAR 40 MPH. RECORD COLD TEMPERATURES ARE
  EXPECTED LATE WEDNESDAY NIGHT WITH ANY REMAINING SLUSH FREEZING
  UP WEDNESDAY NIGHT. 

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.

&&

$$

MDZ012-015-NJZ020-022-025>027-260600-
/O.CON.KPHI.WW.Y.0017.000000T0000Z-140326T0600Z/
KENT MD-QUEEN ANNES-OCEAN-ATLANTIC-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...CHESTERTOWN...CENTREVILLE...JACKSON...
HAMMONTON...ATLANTIC CITY...LONG BEACH ISLAND...
WHARTON STATE FOREST
1146 PM EDT TUE MAR 25 2014

...WINTER WEATHER ADVISORY REMAINS IN EFFECT UNTIL 2 AM EDT
WEDNESDAY...

* LOCATIONS...PORTIONS OF THE EASTERN SHORE OF MARYLAND... AND
  SOUTHEASTERN AND EASTERN NEW JERSEY.

* SNOW ACCUMULATIONS...1 TO 3 INCHES WITH ISOLATED 5 INCH AMOUNTS
  IN ATLANTIC COUNTY NEW JERSEY.

* TIMING...SNOW WILL TAPER TO FLURRIES BETWEEN 1 AM AND 3 AM WEDNESDAY.

* IMPACTS...TREATED ROADS WILL BE WET BUT UNTREATED SURFACES WILL  BE
  SLUSHY AND MESSY.

* WINDS...NORTH 10 TO 15 MPH WITH GUSTS UP TO 25 MPH BECOMING
  NORTHWEST BY SUNRISE WEDNESDAY WITH GUSTS TO 35 MPH.

* TEMPERATURES...AROUND 30 OVERNIGHT.

* RECOVERY...SNOW WILL BE MELTING DURING THE DAY WEDNESDAY WITH
  TEMPERATURES RISING INTO THE MID OR UPPER 30S AND NORTHWEST
  WINDS WILL BE GUSTY TO NEAR 45 MPH. RECORD COLD TEMPERATURES ARE
  EXPECTED LATE WEDNESDAY NIGHT WITH ANY REMAINING SLUSH FREEZING
  UP WEDNESDAY NIGHT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A WINTER WEATHER ADVISORY MEANS THAT PERIODS OF SNOW WILL CAUSE
TRAVEL DIFFICULTIES... ESPECIALLY TONIGHT. BE PREPARED FOR
SLIPPERY ROADS AND LIMITED VISIBILITIES... AND USE CAUTION WHILE
DRIVING.

&&

$$
447 
WWUS41 KPHI 260618
WSWPHI

URGENT - WINTER WEATHER MESSAGE
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
218 AM EDT WED MAR 26 2014


DEZ002>004-MDZ019-020-NJZ021-023-024-260730-
/O.EXP.KPHI.WS.W.0009.000000T0000Z-140326T0600Z/
KENT-INLAND SUSSEX-DELAWARE BEACHES-TALBOT-CAROLINE-CUMBERLAND-
CAPE MAY-ATLANTIC COASTAL CAPE MAY-
INCLUDING THE CITIES OF...DOVER...GEORGETOWN...REHOBOTH BEACH...
EASTON...DENTON...MILLVILLE...CAPE MAY COURT HOUSE...OCEAN CITY
218 AM EDT WED MAR 26 2014

...WINTER STORM WARNING HAS EXPIRED...

MAYBE ANOTHER HALF INCH OF SNOW ACCUMULATES BETWEEN NOW AND 4 AM
BUT OTHERWISE THIS STORM IS DONE. 

GUSTY NORTHWEST WINDS WILL INCREASE TO BETWEEN 40 AND 45 MPH AROUND
SUNRISE AND THAT MAY RESULT IN ISOLATED POWER OUTAGES THIS MORNING 
WHERE TREE LIMBS ARE LADEN WITH MORE THAN 5 INCHES OF WET SNOW.

$$

MDZ012-015-NJZ020-022-025>027-260730-
/O.EXP.KPHI.WW.Y.0017.000000T0000Z-140326T0600Z/
KENT MD-QUEEN ANNES-OCEAN-ATLANTIC-COASTAL ATLANTIC-COASTAL OCEAN-
SOUTHEASTERN BURLINGTON-
INCLUDING THE CITIES OF...CHESTERTOWN...CENTREVILLE...JACKSON...
HAMMONTON...ATLANTIC CITY...LONG BEACH ISLAND...
WHARTON STATE FOREST
218 AM EDT WED MAR 26 2014

...WINTER WEATHER ADVISORY HAS EXPIRED...

SCATTERED SNOW SHOWERS OR FLURRIES MAY ADD ANOTHER DUSTING BETWEEN
NOW AND 4 AM BUT OTHERWISE THIS SNOW EVENT IS ABOUT DONE.

GUSTY NORTHWEST WINDS BETWEEN 40 AND 45 MPH WILL DEVELOP AROUND
SUNRISE. 

$$

Nearby

Winter Storm Warnings in New Jersey, 2014Winter Storm Warnings in Delaware, 2014Winter Storm Warnings in Maryland, 2014Every winter storm 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.