Alert archive / New Jersey / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 177, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 8, 2023, 2:19 PM EDT for Middlesex County, Monmouth County, New Jersey. It was in force for 41 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 8, 2023, 2:19 PM EDT (18:19 UTC)
- Expired
- Jul 8, 2023, 3:00 PM EDT
- In force
- 41 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Middlesex County, NJ, Monmouth County, NJ
The radar
The Philadelphia radar (KDIX), 59 km from the middle of the area, began a volume at 18:19 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, 6.3 hours before the alert went out and 124 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
- 387 J/kg
- Mixed-layer CIN
- -55 J/kg
- Mixed-layer LCL
- 626 m above ground
- 0-6 km bulk shear
- 11 kt
- 0-1 km storm-relative helicity
- -28 m²/s²
- 0-3 km storm-relative helicity
- 2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
877
WUUS51 KPHI 081819
SVRPHI
NJC023-025-081900-
/O.NEW.KPHI.SV.W.0177.230708T1819Z-230708T1900Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
219 PM EDT Sat Jul 8 2023
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern Monmouth County in central New Jersey...
Northeastern Middlesex County in northern New Jersey...
* Until 300 PM EDT.
* At 219 PM EDT, a severe thunderstorm was located over East
Brunswick, or near New Brunswick, moving east at 10 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
New Brunswick, Perth Amboy, Middletown, Old Bridge, East Brunswick,
Sayreville, North Brunswick, Keansburg, Matawan, Jamesburg,
Brownville, North Brunswick Township, Morganville, Lincroft,
Whittingham, Woodbridge, South River, Highland Park, Spotswood and
Keyport.
This includes the following highways...
New Jersey Turnpike between exits 10 and 12.
Interstate 287 in New Jersey near mile marker 0.
Garden State Parkway between mile markers 112 and 129.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4035 7410 4034 7446 4047 7449 4058 7421
4056 7421 4055 7425 4050 7426 4050 7428
4046 7426 4044 7420 4046 7418 4045 7416
4045 7413
TIME...MOT...LOC 1819Z 254DEG 9KT 4041 7441
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hoeflich2 follow-up statements
618
WWUS51 KPHI 081845
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
245 PM EDT Sat Jul 8 2023
NJC025-081855-
/O.CAN.KPHI.SV.W.0177.000000T0000Z-230708T1900Z/
Monmouth NJ-
245 PM EDT Sat Jul 8 2023
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MONMOUTH COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 4036 7432 4034 7433 4034 7446 4038 7445
4042 7440 4040 7427
TIME...MOT...LOC 1845Z 296DEG 5KT 4035 7439
$$
NJC023-081900-
/O.CON.KPHI.SV.W.0177.000000T0000Z-230708T1900Z/
Middlesex NJ-
245 PM EDT Sat Jul 8 2023
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 300 PM EDT
FOR EAST CENTRAL MIDDLESEX COUNTY...
At 245 PM EDT, a severe thunderstorm was located over Jamesburg, or 9
miles south of New Brunswick, moving southeast at 5 mph.
HAZARD...60 mph wind gusts and penny size hail.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Old Bridge, East Brunswick, Jamesburg, Brownville, Whittingham,
Spotswood and Helmetta.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4036 7432 4034 7433 4034 7446 4038 7445
4042 7440 4040 7427
TIME...MOT...LOC 1845Z 296DEG 5KT 4035 7439
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hoeflich790
WWUS51 KPHI 081850
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
250 PM EDT Sat Jul 8 2023
NJC023-081900-
/O.EXP.KPHI.SV.W.0177.000000T0000Z-230708T1900Z/
Middlesex NJ-
250 PM EDT Sat Jul 8 2023
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MIDDLESEX COUNTY
WILL EXPIRE AT 300 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.
LAT...LON 4036 7432 4034 7433 4034 7446 4038 7445
4042 7440 4040 7427
TIME...MOT...LOC 1850Z 254DEG 9KT 4035 7438
$$
HoeflichThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 8, 1:28 PM EDT | Areal Flood Advisory | PHI | Camden | 95 min |
| Jul 8, 1:49 PM EDT | Areal Flood Advisory | PHI | Burlington | 3 hr |
| Jul 8, 2:13 PM EDT | Special Weather Statement | PHI | Middlesex | 32 min |
| Jul 8, 2:28 PM EDT | Areal Flood Advisory | PHI | Camden | 21 min |
| Jul 8, 2:40 PM EDT | Flash Flood Warning | PHI | Camden | 4 hr |
| Jul 8, 3:17 PM EDT | Flood Watch | PHI | Atlantic, Burlington, Camden, Cape May, Cumberland, Gloucester and 10 more | 31 hr |
| Jul 8, 3:21 PM EDT | Special Weather Statement | PHI | Burlington | 24 min |
| Jul 8, 3:38 PM EDT | Special Weather Statement | PHI | Camden, Gloucester | 37 min |
| Jul 8, 3:55 PM EDT | Special Weather Statement | PHI | Mercer | 35 min |
| Jul 8, 3:57 PM EDT | Special Weather Statement | PHI | Burlington | 33 min |
| Jul 8, 4:11 PM EDT | Special Weather Statement | PHI | Gloucester | 34 min |
| Jul 8, 4:16 PM EDT | Areal Flood Advisory | PHI | Burlington, Camden | 3 hr |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2023Every severe thunderstorm warning in 2023
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.