Alert archive / New Jersey / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 279, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 23, 2019, 1:44 AM EDT for Atlantic County, Burlington County, Ocean County, New Jersey. It was in force for 46 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 23, 2019, 1:44 AM EDT (05:44 UTC)
- Expired
- Jul 23, 2019, 2:30 AM EDT
- In force
- 46 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Atlantic County, NJ, Burlington County, NJ, Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 48 km from the middle of the area, began a volume at 05:48 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
Brookhaven, NY (KOKX), launched 00:00Z, 5.7 hours before the alert went out and 196 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
- 1736 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 561 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 220 m²/s²
- 0-3 km storm-relative helicity
- 243 m²/s²
- Significant tornado parameter
- 1.8
- Supercell composite
- 11.2
The text
As transmitted.
257
WUUS51 KPHI 230544
SVRPHI
NJC001-005-029-230630-
/O.NEW.KPHI.SV.W.0279.190723T0544Z-190723T0630Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
144 AM EDT Tue Jul 23 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Southeastern Atlantic County in southern New Jersey...
South central Ocean County in southern New Jersey...
Southeastern Burlington County in southern New Jersey...
* Until 230 AM EDT.
* At 143 AM EDT, a severe thunderstorm was located over Somers Point,
or near Ocean City, moving northeast at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...This storm previously produced a 59 mph wind gust at Cape
May Harbor
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Atlantic City, Pleasantville, Somers Point, Ventnor City,
Brigantine, Northfield, Absecon, Margate City, Tuckerton, Port
Republic, Longport, Pomona, English Creek, Bass River State Forest,
New Gretna, Mystic Island and Linwood.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3961 7420 3957 7423 3961 7428 3958 7434
3955 7432 3957 7424 3954 7431 3953 7427
3955 7425 3947 7432 3954 7433 3956 7441
3950 7441 3948 7435 3949 7441 3944 7435
3935 7444 3930 7455 3933 7469 3966 7447
TIME...MOT...LOC 0543Z 203DEG 37KT 3932 7459
HAIL...<.75IN
WIND...60MPH
$$
NC2 follow-up statements
159
WWUS51 KPHI 230609
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
209 AM EDT Tue Jul 23 2019
NJC001-005-029-230630-
/O.CON.KPHI.SV.W.0279.000000T0000Z-190723T0630Z/
Atlantic NJ-Ocean NJ-Burlington NJ-
209 AM EDT Tue Jul 23 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 230 AM EDT
FOR SOUTHEASTERN ATLANTIC...SOUTH CENTRAL OCEAN AND SOUTHEASTERN
BURLINGTON COUNTIES...
At 209 AM EDT, a severe thunderstorm was located over New Gretna, or
14 miles north of Atlantic City, moving northeast at 45 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Atlantic City, Pleasantville, Brigantine, Absecon, Tuckerton, Port
Republic, Bass River State Forest, Pomona, New Gretna and Mystic
Island.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3961 7420 3957 7423 3961 7428 3958 7434
3955 7432 3957 7424 3954 7431 3954 7426
3955 7425 3947 7432 3954 7433 3956 7441
3950 7441 3948 7435 3949 7441 3944 7435
3937 7442 3938 7445 3944 7461 3966 7447
TIME...MOT...LOC 0609Z 203DEG 37KT 3957 7445
HAIL...<.75IN
WIND...60MPH
$$
NC640
WWUS51 KPHI 230622
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
222 AM EDT Tue Jul 23 2019
NJC001-005-029-230632-
/O.EXP.KPHI.SV.W.0279.000000T0000Z-190723T0630Z/
Atlantic NJ-Ocean NJ-Burlington NJ-
222 AM EDT Tue Jul 23 2019
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN ATLANTIC...SOUTH
CENTRAL OCEAN AND SOUTHEASTERN BURLINGTON COUNTIES WILL EXPIRE AT 230
AM EDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.
LAT...LON 3961 7420 3957 7423 3961 7428 3958 7434
3955 7432 3957 7424 3954 7431 3954 7426
3955 7425 3947 7432 3954 7433 3956 7441
3950 7441 3948 7435 3949 7441 3944 7435
3937 7442 3938 7445 3944 7461 3966 7447
TIME...MOT...LOC 0622Z 203DEG 37KT 3969 7438
$$
NCThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 22, 9:28 PM EDT | Areal Flood Warning | PHI | Hunterdon, Morris, Sussex, Warren | 4 hr |
| Jul 22, 10:26 PM EDT | Areal Flood Warning | PHI | Hunterdon, Middlesex, Morris, Somerset | 6 hr |
| Jul 22, 10:36 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden, Gloucester, Mercer | 4 hr |
| Jul 22, 11:04 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Somerset | 4 hr |
| Jul 23, 12:07 AM EDT | Special Marine Warning | PHI | 83 min | |
| Jul 23, 12:38 AM EDT | Special Marine Warning | PHI | 67 min | |
| Jul 23, 12:58 AM EDT | Special Marine Warning | PHI | 62 min | |
| Jul 23, 1:04 AM EDT | Special Weather Statement | PHI | Cape May | 26 min |
| Jul 23, 1:30 AM EDT | Special Weather Statement | PHI | Atlantic, Cape May | 30 min |
| Jul 23, 1:42 AM EDT | Special Marine Warning | PHI | 63 min | |
| Jul 23, 2:17 AM EDT | Special Marine Warning | PHI | 58 min | |
| Jul 23, 6:17 AM EDT | Areal Flood Warning | PHI | Middlesex, Somerset | 3 hr |
| Jul 23, 7:48 PM EDT | Areal Flood Advisory | PHI | Gloucester, Salem | 3 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2019Every severe thunderstorm warning in 2019
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.