Alert archive / New Jersey / Special Weather Statements in 2011

Special Weather Statement, NWS Philadelphia/Mount Holly

May 19, 2011Burlington County, New Jersey

NWS Philadelphia/Mount Holly issued this special weather statement at May 19, 2011, 5:21 PM EDT for Burlington County, New Jersey. It was in force for 54 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: May 19, 2011, 5:21 PM EDT (21:21 UTC)
Expired: May 19, 2011, 6:15 PM EDT
In force: 54 min
Issued by: NWS Philadelphia/Mount Holly

County Burlington County, NJ

The radar

The Philadelphia radar (KDIX), 26 km from the middle of the area, began a volume at 21:24 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

Phillips Aaf/Abe, MD (KAPG), launched 12:00Z, 9.4 hours before the alert went out and 134 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 143 J/kg
Mixed-layer CIN: -55 J/kg
Mixed-layer LCL: 819 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: -13 m²/s²
0-3 km storm-relative helicity: 53 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.1

Open this sounding in Storm Lab

The text

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

530 
WWUS81 KPHI 192121
SPSPHI

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
521 PM EDT THU MAY 19 2011

NJZ012-013-015-017>020-027-PAZ069-192215-
BUCKS PA-CAMDEN NJ-GLOUCESTER NJ-MERCER NJ-MIDDLESEX NJ-
NORTHWESTERN BURLINGTON NJ-OCEAN NJ-SOUTHEASTERN BURLINGTON NJ-
WESTERN MONMOUTH NJ-
521 PM EDT THU MAY 19 2011

...STRONG THUNDERSTORMS WILL AFFECT BUCKS...BURLINGTON...CAMDEN...
GLOUCESTER...MERCER...MIDDLESEX...MONMOUTH AND OCEAN COUNTIES...

AT 516 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 11 MILES SOUTH OF
TRENTON TO 17 MILES EAST OF CAMDEN TO 18 MILES NORTHEAST OF
VINELAND...MOVING NORTHEAST AT 10 MPH. THE THUNDERSTORMS WILL BE NEAR
LUMBERTON...MEDFORD AROUND 525 PM...MOUNT HOLLY AROUND 530 PM...
FLORENCE AROUND 535 PM...JACKSONVILLE AROUND 540 PM...FIELDSBORO
AROUND 600 PM...LEISURETOWNE AND BORDENTOWN AROUND 605 PM.

VERY HEAVY RAIN WILL FALL FROM THESE STORMS...AND WILL CAUSE WATER TO
POND ON ROADS AND QUICKLY FILL ROADSIDE DITCHES AND SMALL STREAMS. 
GUSTY WINDS AND SMALL HAIL ARE ALSO POSSIBLE WITH THESE STORMS.

LAT...LON 4036 7455 4004 7453 3981 7462 3963 7492
      3983 7486 4008 7487

$$

ROBERTSON

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 18, 8:29 PM EDT	Areal Flood Warning	PHI	Morris	4 days
May 19, 3:35 AM EDT	River Flood Warning	PHI	Essex, Morris, Passaic	4 days
May 19, 10:26 AM EDT	River Flood Warning	PHI	Essex, Passaic	65 hr
May 19, 10:28 AM EDT	River Flood Warning	PHI	Passaic	11 hr
May 19, 2:19 PM EDT	Special Weather Statement	PHI	Camden, Cumberland, Gloucester, Salem	56 min
May 19, 2:34 PM EDT	Special Weather Statement	PHI	Warren	56 min
May 19, 3:01 PM EDT	Areal Flood Advisory	PHI	Camden, Gloucester, Salem	3 hr
May 19, 3:23 PM EDT	Special Weather Statement	PHI	Hunterdon	67 min
May 19, 3:34 PM EDT	Small Craft Advisory for Hazardous Seas	PHI		12 hr
May 19, 3:37 PM EDT	Severe Thunderstorm Warning	PHI	Warren	53 min
May 19, 3:40 PM EDT	Areal Flood Advisory	PHI	Hunterdon, Warren	5 hr
May 19, 3:52 PM EDT	Coastal Flood Statement	PHI	Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 4 more	8 hr
May 19, 4:02 PM EDT	Special Weather Statement	PHI	Camden, Gloucester	58 min
May 19, 4:06 PM EDT	Severe Thunderstorm Warning	PHI	Burlington, Camden, Gloucester	54 min
May 19, 4:20 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Warren	55 min
May 19, 4:31 PM EDT	Special Weather Statement	PHI	Hunterdon	59 min
May 19, 4:39 PM EDT	Flash Flood Warning	PHI	Hunterdon, Warren	4 hr
May 19, 5:08 PM EDT	Severe Thunderstorm Warning	PHI	Hunterdon, Morris, Somerset, Sussex, Warren	50 min
May 19, 5:43 PM EDT	Special Marine Warning	PHI		62 min
May 19, 5:58 PM EDT	Special Weather Statement	PHI	Sussex	47 min
May 19, 6:08 PM EDT	Special Weather Statement	PHI	Cumberland, Salem	52 min
May 19, 7:34 PM EDT	Severe Thunderstorm Warning	PHI	Atlantic, Camden, Cumberland, Gloucester	56 min
May 19, 7:50 PM EDT	Special Weather Statement	PHI	Burlington, Camden	55 min
May 19, 12:31 PM EDT	Special Weather Statement	PHI	Berks	89 min
May 19, 1:26 PM EDT	Areal Flood Advisory	PHI	Berks	5 hr
May 19, 1:29 PM EDT	Severe Thunderstorm Warning	PHI	Berks	61 min
May 19, 2:22 PM EDT	Severe Thunderstorm Warning	PHI	Berks	41 min
May 19, 2:54 PM EDT	Areal Flood Advisory	PHI	Berks, Carbon, Lehigh, Northampton	3 hr
May 19, 3:00 PM EDT	Special Weather Statement	PHI	Carbon	60 min
May 19, 3:05 PM EDT	Special Weather Statement	PHI	Lehigh, Northampton	55 min
May 19, 3:12 PM EDT	Severe Thunderstorm Warning	PHI	Carbon, Lehigh, Monroe, Northampton	63 min
May 19, 3:15 PM EDT	Special Weather Statement	PHI	Chester, Delaware, Montgomery, Philadelphia	60 min
May 19, 4:18 PM EDT	Special Weather Statement	PHI	Monroe	57 min
May 19, 4:28 PM EDT	Special Weather Statement	PHI	Bucks	62 min
May 19, 4:50 PM EDT	Special Weather Statement	PHI	Monroe	55 min
May 19, 7:23 PM EDT	Areal Flood Warning	PHI	Montgomery, Philadelphia	82 min
May 18, 9:10 PM EDT	Coastal Flood Advisory	PHI	Caroline, Cecil, Kent, Queen Anne's, Talbot	11 hr
May 18, 11:46 PM EDT	Special Weather Statement	PHI	Caroline	59 min
May 19, 12:11 PM EDT	Special Weather Statement	PHI	Caroline	94 min
May 19, 12:43 PM EDT	Tornado Warning	PHI	Kent, Queen Anne's	32 min
May 19, 12:54 PM EDT	Special Weather Statement	PHI	Cecil	66 min
May 19, 1:00 PM EDT	Special Weather Statement	PHI	Caroline	60 min
May 19, 1:37 PM EDT	Areal Flood Advisory	PHI	Caroline, Cecil, Kent, Queen Anne's	6 hr
May 19, 3:39 PM EDT	Special Weather Statement	PHI	Caroline, Kent, Queen Anne's, Talbot	51 min
May 19, 4:47 PM EDT	Special Weather Statement	PHI	Cecil, Kent, Queen Anne's	88 min
May 19, 5:13 PM EDT	Severe Thunderstorm Warning	PHI	Cecil, Kent	62 min
May 19, 1:44 PM EDT	Severe Thunderstorm Warning	PHI	Kent, New Castle	46 min
May 19, 5:11 PM EDT	Severe Thunderstorm Warning	PHI	Kent	34 min
May 19, 5:16 PM EDT	Severe Thunderstorm Warning	PHI	Kent	29 min
May 19, 5:23 PM EDT	Severe Thunderstorm Warning	PHI	Kent, New Castle	53 min
May 19, 5:46 PM EDT	Severe Thunderstorm Warning	PHI	Kent	30 min
May 19, 6:12 PM EDT	Severe Thunderstorm Warning	PHI	Kent, New Castle	18 min
May 19, 6:53 PM EDT	Special Weather Statement	PHI	Sussex	67 min

Nearby

Special Weather Statements in New Jersey, 2011 Every special weather statement in 2011

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.