Alert archive / New Jersey / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 28, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 14, 2024, 5:18 PM EDT for Morris County, Sussex County, Warren County, New Jersey. It was in force for 42 min. 3 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jun 14, 2024, 5:18 PM EDT (21:18 UTC)
- Expired
- Jun 14, 2024, 6:00 PM EDT
- In force
- 42 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Morris County, NJ, Sussex County, NJ, Warren County, NJ
The radar
The Philadelphia radar (KDIX), 115 km from the middle of the area, began a volume at 21:18 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 14, 5:29 PM EDT | TSTM WND DMG | 2 Ssw Randolph, NJ | Reports of trees down around the Randolph area. Time estimated from radar. |
| Jun 14, 5:30 PM EDT | TSTM WND GST 43 | 2 Ese Hamburg, NJ | CWOP station GHG19 2 N Hardyston Twp. |
| Jun 14, 5:36 PM EDT | TSTM WND DMG | Ledgewood, NJ | Trees down around the Roxbury area. Time estimated from radar. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Jun 14, 4:57 PM EDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 9.3 hours before the alert went out and 133 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
- 61 J/kg
- Mixed-layer CIN
- -132 J/kg
- Mixed-layer LCL
- 969 m above ground
- 0-6 km bulk shear
- 35 kt
- 0-1 km storm-relative helicity
- 189 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
536
WUUS51 KPHI 142118
SVRPHI
NJC027-037-041-142200-
/O.NEW.KPHI.SV.W.0028.240614T2118Z-240614T2200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
518 PM EDT Fri Jun 14 2024
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Morris County in northern New Jersey...
Southeastern Sussex County in northwestern New Jersey...
East central Warren County in northwestern New Jersey...
* Until 600 PM EDT.
* At 517 PM EDT, severe thunderstorms were located along a line
extending from Newton to Beatyestown, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
* Locations impacted include...
Morristown, Newton, Dover, Madison, Hopatcong, Florham Park, East
Hanover, Lincoln Park, Kinnelon, Hackettstown, Boonton, Butler,
Wharton, Rockaway, Morris Plains, Mount Arlington, Franklin,
Mendham, Mountain Lakes, and Stanhope.
This includes the following highways...
Interstate 80 in New Jersey between mile markers 18 and 49.
Interstate 287 in New Jersey between mile markers 34 and 54.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4109 7450 4104 7450 4105 7445 4102 7443
4103 7442 4100 7430 4097 7428 4092 7429
4090 7427 4091 7434 4086 7432 4076 7437
4079 7492 4112 7477 4117 7441
TIME...MOT...LOC 2117Z 263DEG 42KT 4106 7474 4081 7485
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hoeflich2 follow-up statements
910
WWUS51 KPHI 142145
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
545 PM EDT Fri Jun 14 2024
NJC037-041-142155-
/O.CAN.KPHI.SV.W.0028.000000T0000Z-240614T2200Z/
Sussex NJ-Warren NJ-
545 PM EDT Fri Jun 14 2024
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SUSSEX AND EAST
CENTRAL WARREN COUNTIES IS CANCELLED...
The storms which prompted the warning have moved out of the warned
area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
northern New Jersey.
LAT...LON 4090 7427 4091 7434 4086 7432 4079 7437
4076 7437 4078 7467 4098 7462 4108 7450
4104 7450 4105 7445 4102 7443 4103 7442
4100 7430 4097 7428 4092 7429
TIME...MOT...LOC 2145Z 268DEG 26KT 4106 7455 4080 7460
$$
NJC027-142200-
/O.CON.KPHI.SV.W.0028.000000T0000Z-240614T2200Z/
Morris NJ-
545 PM EDT Fri Jun 14 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR MORRIS COUNTY...
At 545 PM EDT, severe thunderstorms were located along a line
extending from near Ogdensburg to near Mendham, moving east at 30
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Damage to roofs, siding, trees, and power lines is
possible.
Locations impacted include...
Morristown, Dover, Madison, Florham Park, East Hanover, Lincoln Park,
Kinnelon, Boonton, Butler, Wharton, Rockaway, Morris Plains, Mount
Arlington, Mendham, Mountain Lakes, Riverdale, Victory Gardens,
Parsippany, Pequannock Township, and Lake Telemark.
This includes the following highways...
Interstate 80 in New Jersey between mile markers 31 and 49.
Interstate 287 in New Jersey between mile markers 35 and 54.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4090 7427 4091 7434 4086 7432 4079 7437
4076 7437 4078 7467 4098 7462 4108 7450
4104 7450 4105 7445 4102 7443 4103 7442
4100 7430 4097 7428 4092 7429
TIME...MOT...LOC 2145Z 268DEG 26KT 4106 7455 4080 7460
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Hoeflich130
WWUS51 KPHI 142150
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
550 PM EDT Fri Jun 14 2024
NJC027-142200-
/O.EXP.KPHI.SV.W.0028.000000T0000Z-240614T2200Z/
Morris NJ-
550 PM EDT Fri Jun 14 2024
...THE SEVERE THUNDERSTORM WARNING FOR MORRIS COUNTY WILL EXPIRE AT
600 PM EDT...
The storms which prompted the warning have moved out of the area.
Therefore, the warning will be allowed to expire.
A Severe Thunderstorm Watch remains in effect until 900 PM EDT for
northern New Jersey.
To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.
LAT...LON 4090 7427 4091 7434 4086 7432 4079 7437
4076 7437 4078 7467 4098 7462 4108 7450
4104 7450 4105 7445 4102 7443 4103 7442
4100 7430 4097 7428 4092 7429
TIME...MOT...LOC 2150Z 263DEG 42KT 4106 7451 4080 7456
$$
HoeflichThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 14, 4:14 PM EDT | Severe Thunderstorm Warning | PHI | Sussex, Warren | 46 min |
| Jun 14, 4:40 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Warren | 50 min |
| Jun 14, 5:02 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 43 min |
| Jun 14, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Morris, Somerset, Warren | 52 min |
| Jun 14, 5:37 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Camden, Hunterdon, Mercer | 38 min |
| Jun 14, 5:51 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Middlesex, Monmouth, Ocean | 39 min |
| Jun 14, 5:56 PM EDT | Special Marine Warning | PHI | 64 min | |
| Jun 14, 5:59 PM EDT | Flash Flood Warning | PHI | Burlington | 4 hr |
| Jun 14, 6:09 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Middlesex, Somerset | 21 min |
| Jun 14, 6:18 PM EDT | Severe Thunderstorm Warning | PHI | Middlesex, Monmouth, Somerset | 27 min |
| Jun 14, 6:24 PM EDT | Severe Thunderstorm Warning | PHI | Burlington, Mercer, Middlesex, Monmouth, Ocean | 51 min |
| Jun 14, 6:29 PM EDT | Special Marine Warning | PHI | 2 hr | |
| Jun 14, 6:34 PM EDT | Severe Thunderstorm Warning | PHI | Cape May, Cumberland | 41 min |
| Jun 14, 6:40 PM EDT | Special Marine Warning | PHI | 65 min | |
| Jun 14, 6:44 PM EDT | Flash Flood Warning | PHI | Burlington, Mercer | 3 hr |
| Jun 14, 6:47 PM EDT | Special Marine Warning | PHI | 58 min | |
| Jun 14, 7:03 PM EDT | Special Marine Warning | PHI | 87 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.