Alert archive / New Jersey / Tornado Warnings in 2011
Tornado Warning 20, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Aug 27, 2011, 9:08 PM EDT for Atlantic County, Cape May County, Cumberland County, New Jersey. It was in force for 37 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 27, 2011, 9:08 PM EDT (01:08 UTC)
- Expired
- Aug 27, 2011, 9:45 PM EDT
- In force
- 37 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
Counties Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ
The radar
The Philadelphia radar (KDIX), 72 km from the middle of the area, began a volume at 01:23 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Aug 27, 7:56 PM EDT | Tornado Watch | SPC | 9 hr |
The nearest sounding before it
Wallops Is Stn, VA (KWAL), launched 00:00Z, 1.1 hours before the alert went out and 170 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
- 43 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 962 m above ground
- 0-6 km bulk shear
- 3 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 47 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
038
WFUS51 KPHI 280108
TORPHI
NJC001-009-011-280145-
/O.NEW.KPHI.TO.W.0020.110828T0108Z-110828T0145Z/
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
908 PM EDT SAT AUG 27 2011
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* TORNADO WARNING FOR...
SOUTHWESTERN ATLANTIC COUNTY IN SOUTHERN NEW JERSEY...
NORTHEASTERN CAPE MAY COUNTY IN SOUTHERN NEW JERSEY...
NORTHEASTERN CUMBERLAND COUNTY IN SOUTHERN NEW JERSEY...
THIS INCLUDES THE CITIES OF...VINELAND...MILLVILLE...
* UNTIL 945 PM EDT
* AT 906 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR ENGLISH
CREEK...OR 13 MILES WEST OF ATLANTIC CITY...MOVING NORTHWEST AT 35
MPH.
* THE TORNADO WILL BE NEAR...
ESTELL MANOR AND 7 MILES SOUTHWEST OF MAYS LANDING BY 915 PM EDT...
DOROTHY BY 920 PM EDT...
CUMBERLAND AND 6 MILES SOUTHWEST OF MIZPAH BY 930 PM EDT...
SOUTH VINELAND...VINELAND...MILLVILLE AND 6 MILES SOUTHWEST OF
BUENA BY 940 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM EDT SUNDAY MORNING FOR
SOUTHERN DELAWARE AND NEW JERSEY.
&&
LAT...LON 3930 7459 3929 7464 3929 7460 3922 7464
3938 7518 3948 7512 3946 7509 3947 7508
3956 7507 3951 7499 3954 7494 3939 7454
TIME...MOT...LOC 0109Z 114DEG 29KT 3934 7470
$$
HAYES/GAINES3 follow-up statements
795
WWUS51 KPHI 280120
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
920 PM EDT SAT AUG 27 2011
NJC001-009-011-280145-
/O.CON.KPHI.TO.W.0020.000000T0000Z-110828T0145Z/
CUMBERLAND NJ-CAPE MAY NJ-ATLANTIC NJ-
920 PM EDT SAT AUG 27 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR
SOUTHWESTERN ATLANTIC...NORTHEASTERN CAPE MAY AND NORTHEASTERN
CUMBERLAND COUNTIES...
AT 916 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO. THIS TORNADO WAS LOCATED NEAR DOROTHY...OR 12
MILES SOUTHEAST OF VINELAND...MOVING NORTHWEST AT 35 MPH.
THE TORNADO WILL BE NEAR...
CUMBERLAND BY 925 PM EDT...
VINELAND...SOUTH VINELAND...MILLVILLE AND 6 MILES SOUTHWEST OF
BUENA BY 935 PM EDT...
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM EDT SUNDAY MORNING FOR
SOUTHERN DELAWARE AND NEW JERSEY.
&&
LAT...LON 3930 7459 3929 7464 3929 7460 3922 7464
3938 7518 3948 7512 3946 7509 3947 7508
3956 7507 3951 7499 3954 7494 3939 7454
TIME...MOT...LOC 0120Z 115DEG 32KT 3940 7485
$$
HAYES/GAINES246
WWUS51 KPHI 280135
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
935 PM EDT SAT AUG 27 2011
NJC009-280145-
/O.CAN.KPHI.TO.W.0020.000000T0000Z-110828T0145Z/
CAPE MAY NJ-
935 PM EDT SAT AUG 27 2011
...THE TORNADO WARNING FOR NORTHEASTERN CAPE MAY COUNTY IS
CANCELLED...
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM EDT SUNDAY MORNING FOR
SOUTHERN DELAWARE AND NEW JERSEY.
LAT...LON 3935 7486 3934 7488 3930 7492 3938 7518
3948 7512 3946 7509 3947 7508 3956 7507
3951 7499 3954 7494 3949 7480
TIME...MOT...LOC 0135Z 115DEG 32KT 3946 7501
$$
NJC001-011-280145-
/O.CON.KPHI.TO.W.0020.000000T0000Z-110828T0145Z/
CUMBERLAND NJ-ATLANTIC NJ-
935 PM EDT SAT AUG 27 2011
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR WEST
CENTRAL ATLANTIC AND NORTHEASTERN CUMBERLAND COUNTIES...
AT 934 PM EDT...A TORNADO WAS REPORTED. THIS TORNADO WAS LOCATED
NEAR VINELAND...MOVING NORTHWEST AT 35 MPH.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
WHEN A TORNADO WARNING IS ISSUED BASED ON DOPPLER RADAR...IT MEANS
THAT STRONG ROTATION HAS BEEN DETECTED IN THE STORM. A TORNADO MAY
ALREADY BE ON THE GROUND...OR IS EXPECTED TO DEVELOP SHORTLY. IF YOU
ARE IN THE PATH OF THIS DANGEROUS STORM...MOVE INDOORS AND TO THE
LOWEST LEVEL OF THE BUILDING. STAY AWAY FROM WINDOWS. IF DRIVING...DO
NOT SEEK SHELTER UNDER A HIGHWAY OVERPASS.
THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.
IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM EDT SUNDAY MORNING FOR
SOUTHERN DELAWARE AND NEW JERSEY.
&&
LAT...LON 3935 7486 3934 7488 3930 7492 3938 7518
3948 7512 3946 7509 3947 7508 3956 7507
3951 7499 3954 7494 3949 7480
TIME...MOT...LOC 0135Z 115DEG 32KT 3946 7501
$$
HAYES/GAINES844
WWUS51 KPHI 280143
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
943 PM EDT SAT AUG 27 2011
NJC001-011-280153-
/O.EXP.KPHI.TO.W.0020.000000T0000Z-110828T0145Z/
CUMBERLAND NJ-ATLANTIC NJ-
943 PM EDT SAT AUG 27 2011
...THE TORNADO WARNING FOR WEST CENTRAL ATLANTIC AND NORTHEASTERN
CUMBERLAND COUNTIES WILL EXPIRE AT 945 PM EDT...
PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1-877-633-6772...WHEN YOU CAN DO SO SAFELY.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 500 AM EDT SUNDAY MORNING FOR
SOUTHERN DELAWARE AND NEW JERSEY.
LAT...LON 3935 7486 3934 7488 3930 7492 3938 7518
3948 7512 3946 7509 3947 7508 3956 7507
3951 7499 3954 7494 3949 7480
TIME...MOT...LOC 0143Z 115DEG 32KT 3949 7510
$$
HAYESThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 8:28 PM EDT | Flash Flood Warning | PHI | Cape May, Cumberland, Gloucester, Salem | 12 hr |
| Aug 27, 8:41 PM EDT | Tornado Warning | PHI | Atlantic | 34 min |
| Aug 27, 9:03 PM EDT | Tornado Warning | PHI | Burlington, Ocean | 27 min |
| Aug 27, 9:29 PM EDT | Tornado Warning | PHI | Camden, Gloucester | 31 min |
| Aug 27, 9:43 PM EDT | Areal Flood Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 6 hr |
| Aug 27, 9:46 PM EDT | Tornado Warning | PHI | Salem | 29 min |
| Aug 27, 9:56 PM EDT | Special Marine Warning | PHI | 19 min | |
| Aug 27, 9:58 PM EDT | River Flood Warning | PHI | Sussex, Warren | 48 hr |
| Aug 27, 9:58 PM EDT | River Flood Warning | PHI | Sussex, Warren | 17 hr |
| Aug 27, 10:08 PM EDT | Tornado Warning | PHI | Burlington, Ocean | 37 min |
| Aug 27, 10:11 PM EDT | River Flood Warning | PHI | Passaic | 4 days |
| Aug 27, 10:14 PM EDT | Tornado Warning | PHI | Gloucester, Salem | 31 min |
| Aug 27, 10:36 PM EDT | Tornado Warning | PHI | Burlington | 24 min |
| Aug 27, 10:56 PM EDT | Tornado Warning | PHI | Mercer, Monmouth, Ocean | 34 min |
| Aug 27, 11:37 PM EDT | Flash Flood Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 6 more | 12 hr |
| Aug 27, 11:52 PM EDT | Special Marine Warning | PHI | 23 min | |
| Aug 28, 12:55 AM EDT | Special Weather Statement | PHI | Atlantic, Cumberland | 65 min |
| Aug 28, 2:40 AM EDT | Tornado Warning | PHI | Mercer, Monmouth, Ocean | 35 min |
| Aug 28, 3:50 AM EDT | Flash Flood Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 10 hr |
| Aug 28, 8:09 AM EDT | Areal Flood Warning | PHI | Cape May, Cumberland, Gloucester, Salem | 12 hr |
| Aug 28, 11:07 AM EDT | Areal Flood Warning | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 6 more | 18 hr |
| Aug 28, 1:27 PM EDT | Areal Flood Warning | PHI | Hunterdon, Morris, Somerset, Sussex, Warren | 8 hr |
Nearby
Tornado Warnings in New Jersey, 2011Every tornado warning in 2011Tornadoes 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.