Alert archive / New Jersey / Tornado Warnings in 2021
Tornado Warning 9, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this tornado warning at Jul 9, 2021, 2:50 AM EDT for Atlantic County, Cape May County, Cumberland County, New Jersey. It was in force for 25 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
- Jul 9, 2021, 2:50 AM EDT (06:50 UTC)
- Expired
- Jul 9, 2021, 3:15 AM EDT
- In force
- 25 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Tornado
- Radar indicated
- Hail
- 0.0 in
Counties Atlantic County, NJ, Cape May County, NJ, Cumberland County, NJ
The radar
The Philadelphia radar (KDIX), 70 km from the middle of the area, began a volume at 06:48 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, 6.8 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
- 440 J/kg
- Mixed-layer CIN
- -10 J/kg
- Mixed-layer LCL
- 675 m above ground
- 0-6 km bulk shear
- 42 kt
- 0-1 km storm-relative helicity
- 151 m²/s²
- 0-3 km storm-relative helicity
- 336 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 3.3
The text
As transmitted.
643
WFUS51 KPHI 090650
TORPHI
NJC001-009-011-090730-
/O.NEW.KPHI.TO.W.0009.210709T0650Z-210709T0730Z/
BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Mount Holly NJ
250 AM EDT Fri Jul 9 2021
The National Weather Service in Mount Holly NJ has issued a
* Tornado Warning for...
Southwestern Atlantic County in southern New Jersey...
East central Cumberland County in southern New Jersey...
Northeastern Cape May County in southern New Jersey...
* Until 330 AM EDT.
* At 249 AM EDT, a severe thunderstorm capable of producing a tornado
was located over Longport, or near Ocean City, moving northwest at
35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed.
Damage to roofs, windows, and vehicles will occur. Tree
damage is likely.
* Locations impacted include...
Vineland, Ocean City, Cumberland, Somers Point, Ventnor City,
Northfield, Margate City, Estell Manor, Longport, Corbin City,
Beesleys Point, English Creek, Marmora, Dorothy, Mizpah, Mays
Landing and Linwood.
This includes Garden State Parkway between mile markers 25 and 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 3933 7445 3922 7451 3932 7496 3944 7496
3951 7486
TIME...MOT...LOC 0649Z 114DEG 29KT 3929 7453
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
BAH3 follow-up statements
624
WWUS51 KPHI 090700
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
300 AM EDT Fri Jul 9 2021
NJC001-009-011-090730-
/O.CON.KPHI.TO.W.0009.000000T0000Z-210709T0730Z/
Atlantic NJ-Cumberland NJ-Cape May NJ-
300 AM EDT Fri Jul 9 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM EDT FOR
SOUTHWESTERN ATLANTIC...EAST CENTRAL CUMBERLAND AND NORTHEASTERN CAPE
MAY COUNTIES...
At 300 AM EDT, a severe thunderstorm capable of producing a tornado
was located over Somers Point, or near Ocean City, moving northwest
at 30 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Vineland, Ocean City, Cumberland, Somers Point, Ventnor City,
Northfield, Margate City, Estell Manor, Longport, Corbin City,
Beesleys Point, English Creek, Marmora, Dorothy, Mizpah, Mays Landing
and Linwood.
This includes Garden State Parkway between mile markers 26 and 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 3925 7459 3935 7496 3944 7496 3951 7486
3934 7447
TIME...MOT...LOC 0700Z 119DEG 28KT 3933 7464
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
BAH708
WWUS51 KPHI 090708
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
308 AM EDT Fri Jul 9 2021
NJC001-009-011-090730-
/O.CON.KPHI.TO.W.0009.000000T0000Z-210709T0730Z/
Atlantic NJ-Cumberland NJ-Cape May NJ-
308 AM EDT Fri Jul 9 2021
...A TORNADO WARNING REMAINS IN EFFECT UNTIL 330 AM EDT FOR
SOUTHWESTERN ATLANTIC...EAST CENTRAL CUMBERLAND AND NORTH CENTRAL
CAPE MAY COUNTIES...
At 308 AM EDT, a severe thunderstorm capable of producing a tornado
was located over English Creek, or 8 miles northwest of Ocean City,
moving northwest at 35 mph.
HAZARD...Tornado.
SOURCE...Radar indicated rotation.
IMPACT...Flying debris will be dangerous to those caught without
shelter. Mobile homes will be damaged or destroyed. Damage
to roofs, windows, and vehicles will occur. Tree damage is
likely.
Locations impacted include...
Vineland, Cumberland, Estell Manor, Corbin City, Dorothy, English
Creek, Mizpah and Mays Landing.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.
Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!
&&
LAT...LON 3927 7468 3927 7469 3935 7496 3944 7496
3951 7486 3939 7458
TIME...MOT...LOC 0708Z 114DEG 29KT 3936 7472
TORNADO...RADAR INDICATED
HAIL...0.00IN
$$
BAH759
WWUS51 KPHI 090715
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
315 AM EDT Fri Jul 9 2021
NJC001-009-011-090724-
/O.CAN.KPHI.TO.W.0009.000000T0000Z-210709T0730Z/
Atlantic NJ-Cumberland NJ-Cape May NJ-
315 AM EDT Fri Jul 9 2021
...THE TORNADO WARNING FOR SOUTHWESTERN ATLANTIC...EAST CENTRAL
CUMBERLAND AND NORTH CENTRAL CAPE MAY COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled. However gusty winds are
still possible with this storm.
LAT...LON 3927 7468 3927 7469 3935 7496 3944 7496
3951 7486 3939 7458
TIME...MOT...LOC 0712Z 114DEG 29KT 3938 7478
$$
BAHThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 10:25 PM EDT | Areal Flood Advisory | PHI | Cape May, Cumberland | 7 hr |
| Jul 8, 11:02 PM EDT | Special Marine Warning | PHI | 88 min | |
| Jul 8, 11:59 PM EDT | Areal Flood Advisory | PHI | Salem | 5 hr |
| Jul 9, 12:07 AM EDT | Special Marine Warning | PHI | 53 min | |
| Jul 9, 12:08 AM EDT | Areal Flood Advisory | PHI | Atlantic, Camden, Gloucester | 6 hr |
| Jul 9, 12:25 AM EDT | Special Marine Warning | PHI | 95 min | |
| Jul 9, 1:34 AM EDT | Special Marine Warning | PHI | 86 min | |
| Jul 9, 1:49 AM EDT | Special Marine Warning | PHI | 26 min | |
| Jul 9, 2:05 AM EDT | Areal Flood Advisory | PHI | Burlington, Monmouth, Ocean | 8 hr |
| Jul 9, 2:53 AM EDT | Special Marine Warning | PHI | 68 min | |
| Jul 9, 3:38 AM EDT | Tornado Warning | PHI | Atlantic, Burlington, Ocean | 18 min |
| Jul 9, 3:51 AM EDT | Special Marine Warning | PHI | 84 min | |
| Jul 9, 4:08 AM EDT | Gale Warning | PHI | 3 hr | |
| Jul 9, 4:41 AM EDT | Tornado Warning | PHI | Monmouth, Ocean | 34 min |
| Jul 9, 4:44 AM EDT | Areal Flood Advisory | PHI | Mercer, Middlesex | 5 hr |
| Jul 9, 4:54 AM EDT | Areal Flood Advisory | PHI | Morris, Somerset | 5 hr |
| Jul 9, 4:58 AM EDT | Special Marine Warning | PHI | 39 min | |
| Jul 9, 5:34 PM EDT | Areal Flood Advisory | PHI | Sussex, Warren | 2 hr |
| Jul 9, 6:19 PM EDT | Severe Thunderstorm Warning | PHI | Salem | 41 min |
| Jul 9, 6:24 PM EDT | Special Marine Warning | PHI | 66 min | |
| Jul 9, 6:50 PM EDT | Areal Flood Advisory | PHI | Gloucester, Salem | 2 hr |
| Jul 9, 6:57 PM EDT | Severe Thunderstorm Warning | PHI | Cumberland, Gloucester, Salem | 63 min |
| Jul 9, 7:17 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 23 min |
| Jul 9, 7:39 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Morris, Sussex, Warren | 2 hr |
| Jul 9, 7:43 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Camden, Cape May, Cumberland, Gloucester, Salem | 62 min |
| Jul 9, 7:46 PM EDT | Areal Flood Advisory | PHI | Atlantic, Camden, Cumberland, Gloucester, Salem | 108 min |
Nearby
Tornado Warnings in New Jersey, 2021Every tornado warning in 2021Tornadoes in 2021
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.