Alert archive / New Jersey / Special Weather Statements in 2011
Special Weather Statement, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this special weather statement at Aug 19, 2011, 2:28 AM EDT for 4 counties in New Jersey. It was in force for 47 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
- Aug 19, 2011, 2:28 AM EDT (06:28 UTC)
- Expired
- Aug 19, 2011, 3:15 AM EDT
- In force
- 47 min
- Issued by
- NWS Philadelphia/Mount Holly
Counties Camden County, NJ, Cumberland County, NJ, Gloucester County, NJ, Salem County, NJ
The radar
The Philadelphia radar (KDIX), 78 km from the middle of the area, began a volume at 06:28 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, 6.5 hours before the alert went out and 175 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
- 27 J/kg
- Mixed-layer CIN
- -177 J/kg
- Mixed-layer LCL
- 1773 m above ground
- 0-6 km bulk shear
- 15 kt
- 0-1 km storm-relative helicity
- 5 m²/s²
- 0-3 km storm-relative helicity
- 34 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
126
WWUS81 KPHI 190628
SPSPHI
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
228 AM EDT FRI AUG 19 2011
NJZ016>019-021>023-PAZ070-071-190715-
ATLANTIC NJ-CAMDEN NJ-CAPE MAY NJ-CUMBERLAND NJ-DELAWARE PA-
GLOUCESTER NJ-NORTHWESTERN BURLINGTON NJ-PHILADELPHIA PA-SALEM NJ-
228 AM EDT FRI AUG 19 2011
...STRONG THUNDERSTORMS WILL AFFECT ATLANTIC...BURLINGTON...CAMDEN...
CAPE MAY...CUMBERLAND...DELAWARE...GLOUCESTER...PHILADELPHIA AND
SALEM COUNTIES...
AT 224 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 13 MILES SOUTHWEST
OF CAMDEN TO 15 MILES SOUTHEAST OF WILMINGTON TO 14 MILES EAST OF
DOVER...MOVING EAST AT 25 MPH. THE THUNDERSTORMS WILL BE NEAR
NEWPORT...FORTESQUE...CEDARVILLE...SEABROOK FARMS AROUND 235 AM...
NATIONAL PARK...SOUTH PHILADELPHIA...WEST DEPTFORD...OLIVET AROUND
240 AM...DIVIDING CREEK AND DEPTFORD AROUND 245 AM.
VERY HEAVY RAINFALL WILL OCCUR OVER AREAS THAT RECEIVED HEAVY RAINS
EARLIER. BE ALERT FOR THE POSSIBILITY OF LOCALIZED FLOODING.
WESTERLY WIND GUSTS OF 30 TO 40 MPH ARE POSSIBLE WITH A COUPLE OF
THESE STORMS.
EXPECT INTENSE LIGHTNING FROM THESE STORMS. DO NOT SEEK SHELTER UNDER
TREES WHEN LIGHTNING THREATENS...MOVE INDOORS WHEN A THUNDERSTORM
APPROACHES.
LAT...LON 3920 7519 3923 7518 3926 7524 3929 7527
3928 7530 3929 7532 3934 7536 3958 7542
3990 7536 3998 7478 3983 7478 3978 7482
3975 7479 3964 7479 3919 7472
$$
FORECASTER: DRAGThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 8:11 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester | 64 min |
| Aug 18, 8:26 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester | 112 min |
| Aug 18, 8:31 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer | 59 min |
| Aug 18, 8:48 PM EDT | Special Weather Statement | PHI | Warren | 57 min |
| Aug 18, 8:48 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Middlesex, Monmouth, Ocean | 57 min |
| Aug 18, 8:59 PM EDT | Severe Thunderstorm Warning | PHI | Morris, Sussex, Warren | 61 min |
| Aug 18, 9:48 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Morris, Somerset, Warren | 57 min |
| Aug 18, 9:53 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cape May, Cumberland, Salem | 67 min |
| Aug 18, 9:57 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 43 min |
| Aug 19, 12:19 AM EDT | Special Marine Warning | PHI | 26 min | |
| Aug 19, 12:19 AM EDT | Special Weather Statement | PHI | Cape May | 41 min |
| Aug 19, 12:50 AM EDT | Special Weather Statement | PHI | Cumberland, Salem | 40 min |
| Aug 19, 1:14 AM EDT | Areal Flood Advisory | PHI | Atlantic, Burlington, Camden, Cumberland, Gloucester, Mercer and 1 more | 3 hr |
| Aug 19, 1:31 AM EDT | Special Weather Statement | PHI | Cumberland, Gloucester, Salem | 59 min |
| Aug 19, 2:48 AM EDT | Special Weather Statement | PHI | Monmouth, Ocean | 57 min |
| Aug 19, 3:06 AM EDT | Areal Flood Advisory | PHI | Atlantic, Cape May, Cumberland | 114 min |
| Aug 19, 3:21 AM EDT | Areal Flood Advisory | PHI | Middlesex, Monmouth, Ocean | 114 min |
| Aug 19, 6:24 AM EDT | Special Weather Statement | PHI | Mercer, Middlesex | 36 min |
| Aug 19, 6:37 AM EDT | Special Weather Statement | PHI | Middlesex | 23 min |
| Aug 19, 1:34 PM EDT | Special Marine Warning | PHI | 41 min | |
| Aug 19, 2:39 PM EDT | Special Marine Warning | PHI | 96 min | |
| Aug 19, 3:23 PM EDT | Special Marine Warning | PHI | 67 min | |
| Aug 19, 4:05 PM EDT | Special Weather Statement | PHI | Camden | 55 min |
| Aug 19, 4:15 PM EDT | Special Marine Warning | PHI | 90 min | |
| Aug 19, 4:29 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 61 min |
| Aug 19, 4:32 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 2 hr |
| Aug 19, 4:38 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden | 67 min |
| Aug 19, 4:42 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester, Salem | 4 hr |
| Aug 19, 5:12 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Morris, Sussex, Warren | 78 min |
| Aug 19, 5:27 PM EDT | Areal Flood Advisory | PHI | Monmouth, Ocean | 111 min |
| Aug 19, 5:29 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Middlesex, Monmouth, Ocean | 50 min |
| Aug 19, 5:47 PM EDT | Special Marine Warning | PHI | 118 min | |
| Aug 19, 5:49 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Middlesex, Morris, Somerset | 104 min |
| Aug 19, 5:59 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Mercer, Morris, Somerset | 80 min |
| Aug 19, 6:14 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Gloucester, Mercer, Salem | 65 min |
| Aug 19, 6:24 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 28 min |
| Aug 19, 6:54 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth | 31 min |
| Aug 18, 8:08 PM EDT | Special Weather Statement | PHI | Berks | 67 min |
| Aug 19, 12:02 AM EDT | Special Weather Statement | PHI | Chester | 58 min |
| Aug 19, 4:00 AM EDT | Areal Flood Warning | PHI | Delaware | 4 hr |
| Aug 19, 1:46 PM EDT | Severe Thunderstorm Warning | PHI | Monroe | 59 min |
| Aug 19, 2:35 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 70 min |
| Aug 19, 2:38 PM EDT | Areal Flood Advisory | PHI | Carbon, Monroe | 3 hr |
| Aug 19, 2:57 PM EDT | Flash Flood Warning | PHI | Carbon, Monroe | 3 hr |
| Aug 19, 3:47 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 58 min |
| Aug 19, 4:52 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 53 min |
| Aug 19, 5:35 PM EDT | Severe Thunderstorm Warning | PHI | Chester | 55 min |
| Aug 19, 5:39 PM EDT | Areal Flood Advisory | PHI | Chester, Delaware | 3 hr |
| Aug 19, 5:42 PM EDT | Severe Thunderstorm Warning | PHI | Chester, Montgomery | 48 min |
| Aug 19, 5:45 PM EDT | Areal Flood Advisory | PHI | Bucks, Montgomery, Philadelphia | 3 hr |
| Aug 18, 8:35 PM EDT | Special Weather Statement | PHI | Queen Anne's | 55 min |
| Aug 19, 1:00 AM EDT | Special Weather Statement | PHI | Cecil | 45 min |
| Aug 19, 1:44 AM EDT | Special Weather Statement | PHI | Cecil, Kent, Queen Anne's | 61 min |
| Aug 19, 4:09 PM EDT | Severe Thunderstorm Warning | PHI | Caroline, Queen Anne's | 66 min |
| Aug 19, 4:42 PM EDT | Severe Thunderstorm Warning | PHI | Caroline | 63 min |
| Aug 19, 4:53 PM EDT | Areal Flood Advisory | PHI | Caroline, Cecil, Kent, Queen Anne's | 5 hr |
| Aug 19, 6:18 PM EDT | Areal Flood Advisory | PHI | Caroline, Kent, Queen Anne's, Talbot | 3 hr |
| Aug 19, 6:21 PM EDT | Severe Thunderstorm Warning | PHI | Cecil, Kent, Queen Anne's | 69 min |
| Aug 19, 6:34 PM EDT | Areal Flood Advisory | PHI | Caroline | 2 hr |
| Aug 19, 1:20 PM EDT | Special Weather Statement | PHI | Kent, Sussex | 85 min |
| Aug 19, 1:42 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 63 min |
| Aug 19, 2:09 PM EDT | Areal Flood Advisory | PHI | Sussex | 92 min |
| Aug 19, 2:33 PM EDT | Areal Flood Advisory | PHI | Kent, New Castle | 7 hr |
| Aug 19, 2:53 PM EDT | Severe Thunderstorm Warning | PHI | Kent, New Castle | 52 min |
| Aug 19, 2:59 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 61 min |
| Aug 19, 3:13 PM EDT | Special Weather Statement | PHI | Sussex | 92 min |
| Aug 19, 3:53 PM EDT | Areal Flood Advisory | PHI | Kent, Sussex | 5 hr |
| Aug 19, 4:23 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 82 min |
Nearby
Special Weather Statements in New Jersey, 2011Every 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.