Alert archive / New Jersey / Severe Thunderstorm Warnings in 2024
Severe Thunderstorm Warning 61, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 26, 2024, 7:28 PM EDT for Bucks County, Pennsylvania; 4 counties in New Jersey. It was in force for 47 min. 12 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 26, 2024, 7:28 PM EDT (23:28 UTC)
- Expired
- Jun 26, 2024, 8:15 PM EDT
- In force
- 47 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Hunterdon County, NJ, Middlesex County, NJ, Morris County, NJ, Somerset County, NJ, Bucks County, PA
The radar
The Philadelphia radar (KDIX), 74 km from the middle of the area, began a volume at 23:31 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 26, 7:36 PM EDT | TSTM WND DMG | Lebanon, NJ | Several trees down report around Lebanon. Time estimated. |
| Jun 26, 7:36 PM EDT | TSTM WND DMG | Lebanon, NJ | Several trees down report around Lebanon. Time estimated. |
| Jun 26, 7:43 PM EDT | HAIL 0.75 | Flemington, NJ | Time estimated from radar. |
| Jun 26, 7:43 PM EDT | HAIL 0.75 | Flemington, NJ | Time estimated from radar. |
| Jun 26, 7:44 PM EDT | TSTM WND DMG | 3 Nne Readington, NJ | Tree down across powerlines and on roadway along County Line Rd. |
| Jun 26, 7:44 PM EDT | TSTM WND DMG | 3 Nne Readington, NJ | Tree down across powerlines and on roadway along County Line Rd. |
| Jun 26, 7:48 PM EDT | TSTM WND DMG | 3 Wsw Lyons, NJ | NJ DOT - STMC: Downed tree on I-78 eastbound West of Exit 33 - CR 525/Liberty Corner Rd/Martinsville (Bernards Twp) 1 Right lane of 4 lanes closed. Time estimated. |
| Jun 26, 7:48 PM EDT | TSTM WND DMG | 3 Wsw Lyons, NJ | NJ DOT - STMC: Downed tree on I-78 eastbound West of Exit 33 - CR 525/Liberty Corner Rd/Martinsville (Bernards Twp) 1 Right lane of 4 lanes closed. Time estimated. |
| Jun 26, 7:52 PM EDT | TSTM WND DMG | 1 Nnw Basking Ridge, NJ | NJ DOT - STMC: Downed wires on I-287 both directions South of Exit 30 - North Maple Ave (Bernards Twp) All lanes closed. |
| Jun 26, 7:52 PM EDT | TSTM WND DMG | 1 Nnw Basking Ridge, NJ | NJ DOT - STMC: Downed wires on I-287 both directions South of Exit 30 - North Maple Ave (Bernards Twp) All lanes closed. |
| Jun 26, 7:54 PM EDT | TSTM WND DMG | 1 W Manville, NJ | Spotter Network: Multiple downed branches in yard. Branch diameters around 6-8 inches. Time estimated. |
| Jun 26, 7:54 PM EDT | TSTM WND DMG | 1 W Manville, NJ | Spotter Network: Multiple downed branches in yard. Branch diameters around 6-8 inches. Time estimated. |
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 26, 6:19 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 11.5 hours before the alert went out and 150 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
- 6 J/kg
- Mixed-layer CIN
- -279 J/kg
- Mixed-layer LCL
- 1369 m above ground
- 0-6 km bulk shear
- 25 kt
- 0-1 km storm-relative helicity
- 143 m²/s²
- 0-3 km storm-relative helicity
- 156 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
157
WUUS51 KPHI 262328
SVRPHI
NJC019-023-027-035-PAC017-270015-
/O.NEW.KPHI.SV.W.0061.240626T2328Z-240627T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
728 PM EDT Wed Jun 26 2024
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Hunterdon County in northwestern New Jersey...
South central Morris County in northern New Jersey...
Somerset County in northern New Jersey...
North central Middlesex County in northern New Jersey...
North central Bucks County in southeastern Pennsylvania...
* Until 815 PM EDT.
* At 728 PM EDT, a severe thunderstorm was located over Erwinna, or
16 miles southeast of Easton, moving east at 40 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to
roofs, siding, trees, and power lines is possible.
* Locations impacted include...
Somerville, Somerset, Bridgewater, Middlesex, Bound Brook,
Manville, Byram, Mendham, Flemington, Tinicum, Clinton, Peapack And
Gladstone, Ferndale, Frenchtown, Lebanon, Milford, Far Hills,
Stockton, Millstone, and Flagtown.
This includes the following highways...
Interstate 78 in New Jersey between mile markers 16 and 42.
Interstate 287 in New Jersey between mile markers 3 and 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4036 7509 4054 7519 4079 7449 4069 7444
4067 7446 4066 7445 4067 7443 4064 7441
4060 7446 4060 7439 4054 7436
TIME...MOT...LOC 2328Z 248DEG 33KT 4049 7506
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
RCM3 follow-up statements
915
WWUS51 KPHI 262350
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
750 PM EDT Wed Jun 26 2024
PAC017-270000-
/O.CAN.KPHI.SV.W.0061.000000T0000Z-240627T0015Z/
Bucks PA-
750 PM EDT Wed Jun 26 2024
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BUCKS COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
A Severe Thunderstorm Watch remains in effect until midnight EDT for
northern and northwestern New Jersey.
LAT...LON 4047 7464 4048 7504 4079 7449 4069 7444
4067 7446 4066 7445 4067 7443 4064 7441
4060 7446 4060 7439 4054 7436
TIME...MOT...LOC 2350Z 248DEG 33KT 4056 7481
$$
NJC019-023-027-035-270015-
/O.CON.KPHI.SV.W.0061.000000T0000Z-240627T0015Z/
Hunterdon NJ-Morris NJ-Somerset NJ-Middlesex NJ-
750 PM EDT Wed Jun 26 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR EAST CENTRAL HUNTERDON...SOUTH CENTRAL MORRIS...SOMERSET AND
NORTH CENTRAL MIDDLESEX COUNTIES...
At 750 PM EDT, a severe thunderstorm was located near Flemington, or
10 miles west of Somerville, moving east at 40 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Somerville, Somerset, Bridgewater, Middlesex, Bound Brook, Manville,
Flemington, Peapack And Gladstone, Far Hills, Millstone, Flagtown,
Martinsville, Millington, Cloverhill, White House Station, Society
Hill, Basking Ridge, South Plainfield, North Plainfield, and
Metuchen.
This includes the following highways...
Interstate 78 in New Jersey between mile markers 26 and 42.
Interstate 287 in New Jersey between mile markers 3 and 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This is an EXTREMELY DANGEROUS SITUATION. This storm is producing
widespread wind damage across western New Jersey. SEEK SHELTER NOW
inside a sturdy structure and stay away from windows.
&&
LAT...LON 4047 7464 4048 7504 4079 7449 4069 7444
4067 7446 4066 7445 4067 7443 4064 7441
4060 7446 4060 7439 4054 7436
TIME...MOT...LOC 2350Z 248DEG 33KT 4056 7481
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
RCM928
WWUS51 KPHI 262359
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
759 PM EDT Wed Jun 26 2024
NJC019-023-027-035-270015-
/O.CON.KPHI.SV.W.0061.000000T0000Z-240627T0015Z/
Hunterdon NJ-Morris NJ-Somerset NJ-Middlesex NJ-
759 PM EDT Wed Jun 26 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR EAST CENTRAL HUNTERDON...SOUTH CENTRAL MORRIS...SOMERSET AND
NORTH CENTRAL MIDDLESEX COUNTIES...
At 758 PM EDT, a severe thunderstorm was located near Bridgewater, or
near Somerville, moving east at 40 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Somerville, Somerset, Bridgewater, Middlesex, Bound Brook, Manville,
Flemington, Far Hills, Millstone, Flagtown, Cloverhill, Martinsville,
Millington, White House Station, Society Hill, Basking Ridge, South
Plainfield, North Plainfield, Metuchen, and Bernardsville.
This includes the following highways...
Interstate 78 in New Jersey between mile markers 27 and 42.
Interstate 287 in New Jersey between mile markers 3 and 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This is an EXTREMELY DANGEROUS SITUATION. This storm is producing
widespread wind damage across western New Jersey. SEEK SHELTER NOW
inside a sturdy structure and stay away from windows.
&&
LAT...LON 4048 7488 4056 7487 4079 7449 4069 7444
4067 7446 4066 7445 4067 7443 4064 7441
4060 7446 4060 7439 4054 7436 4048 7460
TIME...MOT...LOC 2358Z 248DEG 33KT 4059 7471
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
RCM607
WWUS51 KPHI 270005
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
805 PM EDT Wed Jun 26 2024
NJC019-270015-
/O.CAN.KPHI.SV.W.0061.000000T0000Z-240627T0015Z/
Hunterdon NJ-
805 PM EDT Wed Jun 26 2024
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL HUNTERDON COUNTY
IS CANCELLED...
The severe thunderstorm which prompted the warning has weakened.
moved out of the warned area. Therefore, the warning has been
cancelled.
A Severe Thunderstorm Watch remains in effect until midnight EDT for
northern and northwestern New Jersey.
LAT...LON 4048 7460 4048 7470 4063 7471 4079 7449
4069 7444 4067 7446 4066 7445 4066 7443
4064 7441 4060 7446 4060 7439 4054 7436
TIME...MOT...LOC 0005Z 248DEG 33KT 4061 7463
$$
NJC023-027-035-270015-
/O.CON.KPHI.SV.W.0061.000000T0000Z-240627T0015Z/
Morris NJ-Somerset NJ-Middlesex NJ-
805 PM EDT Wed Jun 26 2024
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR SOUTH CENTRAL MORRIS...CENTRAL SOMERSET AND NORTH CENTRAL
MIDDLESEX COUNTIES...
At 805 PM EDT, a severe thunderstorm was located over Bridgewater, or
near Somerville, moving east at 40 mph.
HAZARD...70 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Expect considerable
tree damage. Wind damage is also likely to mobile homes,
roofs, and outbuildings.
Locations impacted include...
Somerville, Somerset, Bridgewater, Middlesex, Bound Brook, Manville,
Far Hills, Millstone, Flagtown, Martinsville, Millington, Society
Hill, Basking Ridge, South Plainfield, North Plainfield, Metuchen,
Bernardsville, Dunellen, Raritan, and Watchung.
This includes the following highways...
Interstate 78 in New Jersey between mile markers 29 and 42.
Interstate 287 in New Jersey between mile markers 3 and 34.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
This is an EXTREMELY DANGEROUS SITUATION. This storm is producing
widespread wind damage across western New Jersey. SEEK SHELTER NOW
inside a sturdy structure and stay away from windows.
&&
LAT...LON 4048 7460 4048 7470 4063 7471 4079 7449
4069 7444 4067 7446 4066 7445 4066 7443
4064 7441 4060 7446 4060 7439 4054 7436
TIME...MOT...LOC 0005Z 248DEG 33KT 4061 7463
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...OBSERVED
MAX WIND GUST...70 MPH
$$
RCMThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 26, 5:35 PM EDT | Severe Thunderstorm Warning | PHI | Berks | 40 min |
| Jun 26, 6:14 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 46 min |
| Jun 26, 6:21 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 39 min |
| Jun 26, 6:58 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Monroe, Northampton | 47 min |
| Jun 26, 6:59 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 46 min |
| Jun 26, 2:46 PM EDT | Marine Dense Fog Advisory | PHI | 7 hr | |
| Jun 26, 7:37 PM EDT | Severe Thunderstorm Warning | PHI | Hunterdon, Middlesex, Morris, Somerset, Sussex, Warren | 38 min |
Nearby
Severe Thunderstorm Warnings in New Jersey, 2024Severe Thunderstorm Warnings in Pennsylvania, 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.