Alert archive / New Jersey / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 40, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 22, 2024, 7:07 PM EDT for Morris County, New Jersey. It was in force for 23 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
- Jun 22, 2024, 7:07 PM EDT (23:07 UTC)
- Expired
- Jun 22, 2024, 7:30 PM EDT
- In force
- 23 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Morris County, NJ
The radar
The Philadelphia radar (KDIX), 110 km from the middle of the area, began a volume at 23:09 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, 11.1 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
- 264 J/kg
- Mixed-layer CIN
- -142 J/kg
- Mixed-layer LCL
- 1033 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 97 m²/s²
- 0-3 km storm-relative helicity
- 65 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
890
WUUS51 KPHI 222307
SVRPHI
NJC027-222330-
/O.NEW.KPHI.SV.W.0040.240622T2307Z-240622T2330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
707 PM EDT Sat Jun 22 2024
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Northeastern Morris County in northern New Jersey...
* Until 730 PM EDT.
* At 706 PM EDT, a severe thunderstorm was located over Boonton, or 9
miles southwest of Pompton Lakes, moving east at 25 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...
Lincoln Park, Kinnelon, Boonton, Butler, Mountain Lakes, Riverdale,
and Pequannock Township.
This includes Interstate 287 in New Jersey between mile markers 44
and 54.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4091 7433 4087 7434 4089 7447 4097 7448
4101 7433 4100 7430 4098 7430 4097 7428
4092 7429 4091 7427 4090 7427
TIME...MOT...LOC 2306Z 265DEG 23KT 4092 7442
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
AKL1 follow-up statement
152
WWUS51 KPHI 222324
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
724 PM EDT Sat Jun 22 2024
NJC027-222334-
/O.EXP.KPHI.SV.W.0040.000000T0000Z-240622T2330Z/
Morris NJ-
724 PM EDT Sat Jun 22 2024
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MORRIS COUNTY
WILL EXPIRE AT 730 PM EDT...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.
LAT...LON 4091 7433 4087 7434 4089 7447 4097 7448
4101 7433 4100 7430 4098 7430 4097 7428
4092 7429 4091 7427 4090 7427
TIME...MOT...LOC 2324Z 265DEG 23KT 4093 7429
$$
AKLThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 22, 2:38 AM EDT | Small Craft Advisory | PHI | 71 hr | |
| Jun 22, 3:47 AM EDT | Excessive Heat Warning | PHI | Burlington, Camden, Gloucester, Hunterdon, Mercer, Middlesex and 4 more | 40 hr |
| Jun 22, 12:26 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 34 min |
| Jun 22, 3:06 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Somerset | 20 min |
| Jun 22, 4:10 PM EDT | Severe Thunderstorm Warning | PHI | Monmouth | 35 min |
| Jun 22, 4:15 PM EDT | Special Marine Warning | PHI | 45 min | |
| Jun 22, 4:39 PM EDT | Special Marine Warning | PHI | 17 min | |
| Jun 22, 4:39 PM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Ocean | 11 hr |
| Jun 22, 4:39 PM EDT | Rip Current Statement | PHI | Atlantic, Cape May, Monmouth, Ocean | 11 hr |
| Jun 22, 6:39 PM EDT | Severe Thunderstorm Warning | PHI | Morris | 36 min |
| Jun 22, 7:32 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Morris, Somerset | 22 min |
| Jun 22, 7:48 PM EDT | Flash Flood Warning | PHI | Hunterdon | 4 hr |
| Jun 22, 7:57 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon | 17 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2024Every severe thunderstorm warning in 2024
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.