Alert archive / New Jersey / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 272, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 27, 2021, 2:37 PM EDT for Ocean County, New Jersey. It was in force for 38 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, 2021, 2:37 PM EDT (18:37 UTC)
- Expired
- Aug 27, 2021, 3:15 PM EDT
- In force
- 38 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Ocean County, NJ
The radar
The Philadelphia radar (KDIX), 30 km from the middle of the area, began a volume at 18:39 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 12:00Z, 6.6 hours before the alert went out and 163 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
- 1159 J/kg
- Mixed-layer CIN
- -60 J/kg
- Mixed-layer LCL
- 1043 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 19 m²/s²
- 0-3 km storm-relative helicity
- 22 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
544
WUUS51 KPHI 271837
SVRPHI
NJC029-271915-
/O.NEW.KPHI.SV.W.0272.210827T1837Z-210827T1915Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
237 PM EDT Fri Aug 27 2021
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Central Ocean County in southern New Jersey...
* Until 315 PM EDT.
* At 235 PM EDT, a severe thunderstorm was located over Beach Haven
West, or 21 miles south of Toms River, moving northeast at 5 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Barnegat, Beachwood, Surf City, Brookville, Warren Grove, Beach
Haven West, South Toms River, Manahawkin, Holiday Heights, Ocean
Acres and Waretown.
This includes Garden State Parkway between mile markers 60 and 80.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3990 7397 3977 7397 3967 7404 3957 7421
3969 7439 3974 7439 3995 7425
TIME...MOT...LOC 1835Z 226DEG 6KT 3970 7428
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BAH2 follow-up statements
043
WWUS51 KPHI 271856 RRA
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
256 PM EDT Fri Aug 27 2021
NJC029-271915-
/O.CON.KPHI.SV.W.0272.000000T0000Z-210827T1915Z/
Ocean NJ-
256 PM EDT Fri Aug 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 315 PM EDT
FOR EAST CENTRAL OCEAN COUNTY...
At 256 PM EDT, a severe thunderstorm was located near Beachwood, or 7
miles south of Toms River, and is nearly stationary.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Beachwood, Holiday City South, South Toms River, Holiday Heights and
Waretown.
This includes Garden State Parkway between mile markers 69 and 80.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3980 7407 3977 7424 3984 7433 3986 7432
3995 7425 3992 7405
TIME...MOT...LOC 1856Z 246DEG 4KT 3989 7424
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
BAH599
WWUS51 KPHI 271911
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
311 PM EDT Fri Aug 27 2021
NJC029-271920-
/O.EXP.KPHI.SV.W.0272.000000T0000Z-210827T1915Z/
Ocean NJ-
311 PM EDT Fri Aug 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL OCEAN COUNTY WILL
EXPIRE AT 315 PM EDT...
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire. However gusty
winds and heavy rain are still possible with this thunderstorm and
therefore severe thunderstorm warning 275 is in effect.
LAT...LON 3980 7407 3977 7424 3984 7433 3986 7432
3995 7425 3992 7405
TIME...MOT...LOC 1910Z 226DEG 6KT 3990 7422
$$
BAHThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 27, 1:33 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden | 83 min |
| Aug 27, 2:18 PM EDT | Small Craft Advisory | PHI | 44 hr | |
| Aug 27, 2:28 PM EDT | Special Weather Statement | PHI | Atlantic | 47 min |
| Aug 27, 2:33 PM EDT | Areal Flood Advisory | PHI | Warren | 109 min |
| Aug 27, 2:38 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 35 min |
| Aug 27, 2:59 PM EDT | Severe Thunderstorm Warning | PHI | Ocean | 46 min |
| Aug 27, 3:07 PM EDT | Severe Thunderstorm Warning | PHI | Warren | 24 min |
| Aug 27, 3:16 PM EDT | Special Weather Statement | PHI | Burlington | 44 min |
| Aug 27, 3:30 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Ocean | 45 min |
| Aug 27, 3:38 PM EDT | Special Weather Statement | PHI | Camden | 52 min |
| Aug 27, 3:45 PM EDT | Special Weather Statement | PHI | Ocean | 30 min |
| Aug 27, 3:54 PM EDT | Special Weather Statement | PHI | Atlantic | 51 min |
| Aug 27, 3:59 PM EDT | Special Weather Statement | PHI | Ocean | 46 min |
| Aug 27, 4:06 PM EDT | Severe Thunderstorm Warning | PHI | Camden, Gloucester | 39 min |
| Aug 27, 4:37 PM EDT | Areal Flood Advisory | PHI | Gloucester | 106 min |
| Aug 27, 4:46 PM EDT | Special Marine Warning | PHI | 43 min | |
| Aug 27, 4:56 PM EDT | Special Weather Statement | PHI | Atlantic | 34 min |
| Aug 27, 5:02 PM EDT | Severe Thunderstorm Warning | PHI | Atlantic, Cumberland | 29 min |
| Aug 27, 5:09 PM EDT | Areal Flood Advisory | PHI | Atlantic, Cape May, Cumberland | 2 hr |
| Aug 27, 5:21 PM EDT | Special Weather Statement | PHI | Middlesex | 39 min |
| Aug 27, 5:29 PM EDT | Areal Flood Advisory | PHI | Hunterdon, Mercer, Middlesex, Monmouth, Somerset | 3 hr |
| Aug 27, 5:44 PM EDT | Flash Flood Warning | PHI | Middlesex | 4 hr |
| Aug 27, 6:52 PM EDT | Areal Flood Advisory | PHI | Salem | 98 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2021Every severe thunderstorm warning 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.