Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019
Severe Thunderstorm Warning 310, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 6, 2019, 7:32 PM EDT for Northampton County, Pennsylvania; Warren County, New Jersey. It was in force for 43 min. 6 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
- Aug 6, 2019, 7:32 PM EDT (23:32 UTC)
- Expired
- Aug 6, 2019, 8:15 PM EDT
- In force
- 43 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Warren County, NJ, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 107 km from the middle of the area, began a volume at 23:35 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 |
|---|---|---|---|
| Aug 6, 7:38 PM EDT | TSTM WND DMG | 4 E Washington Twp, PA | DOWNED TREE ON STATE HIGHWAY 611. TIME ESTIMATED FROM RADAR. |
| Aug 6, 7:40 PM EDT | TSTM WND DMG | Belvidere, NJ | TREE DOWN INTO THE ROADWAY NEAR 312 WATER STREET. TIME ESTIMATED FROM RADAR. |
| Aug 6, 7:42 PM EDT | TSTM WND DMG | Belvidere, NJ | SEVERAL TREES REPORTED DOWN IN BELVIDERE. TIME ESTIMATED FROM RADAR. |
| Aug 6, 7:46 PM EDT | TSTM WND DMG | 2 N Roxburg, NJ | TREE ONTO WIRES AND ON FIRE ON FOUL RIFT ROAD. TIME ESTIMATED FROM RADAR. |
| Aug 6, 7:50 PM EDT | TSTM WND DMG | 2 Ese Belvidere, NJ | TREES DOWN ONTO WIRES AND ON FIRE. TIME ESTIMATED FROM RADAR. |
| Aug 6, 8:10 PM EDT | TSTM WND DMG | 2 Nnw Brass Castle, NJ | TREE DOWN ACROSS THE ROADWAY AT BRASS CASTLE ROAD AND FOX CHASE ROAD. TIME ESTIMATED FROM RADAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Brookhaven, NY (KOKX), launched 12:00Z, 11.5 hours before the alert went out and 175 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
- 57 J/kg
- Mixed-layer CIN
- -73 J/kg
- Mixed-layer LCL
- 1078 m above ground
- 0-6 km bulk shear
- 19 kt
- 0-1 km storm-relative helicity
- -3 m²/s²
- 0-3 km storm-relative helicity
- 18 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.5
The text
As transmitted.
868
WUUS51 KPHI 062332
SVRPHI
NJC041-PAC095-070015-
/O.NEW.KPHI.SV.W.0310.190806T2332Z-190807T0015Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
732 PM EDT Tue Aug 6 2019
The National Weather Service in Mount Holly NJ has issued a
* Severe Thunderstorm Warning for...
Central Warren County in northwestern New Jersey...
Northeastern Northampton County in eastern Pennsylvania...
* Until 815 PM EDT.
* At 731 PM EDT, a severe thunderstorm was located over Belvidere, or
10 miles northeast of Easton, moving east at 20 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...
Hackettstown, Washington, Bangor, Belvidere, Oxford, East Bangor,
Great Meadows-Vienna, Brass Castle, Pleasant Valley, Roxburg,
Beatyestown, Allamuchy-Panther Valley and Beattyestown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
In addition to large hail and damaging winds, frequent cloud to
ground lightning is occurring with this storm. Move indoors
immediately. Remember, if you can hear thunder, you are close enough
to be struck by lightning.
&&
LAT...LON 4090 7480 4082 7483 4079 7487 4078 7490
4077 7490 4073 7495 4079 7524 4091 7520
TIME...MOT...LOC 2331Z 287DEG 15KT 4082 7510
HAIL...1.00IN
WIND...60MPH
$$
Gorse1 follow-up statement
203
WWUS51 KPHI 062347
SVSPHI
Severe Weather Statement
National Weather Service Mount Holly NJ
747 PM EDT Tue Aug 6 2019
NJC041-PAC095-070015-
/O.CON.KPHI.SV.W.0310.000000T0000Z-190807T0015Z/
Warren NJ-Northampton PA-
747 PM EDT Tue Aug 6 2019
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR CENTRAL WARREN AND NORTHEASTERN NORTHAMPTON COUNTIES...
At 747 PM EDT, a severe thunderstorm was located over Belvidere, or
11 miles northeast of Easton, moving east at 10 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Minor damage to vehicles is possible. Wind damage to roofs,
siding, trees, and power lines is possible.
Locations impacted include...
Hackettstown, Washington, Bangor, Belvidere, Oxford, East Bangor,
Great Meadows-Vienna, Brass Castle, Pleasant Valley, Roxburg,
Beatyestown, Allamuchy-Panther Valley and Beattyestown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Frequent cloud to ground lightning is occurring with this storm.
Move indoors immediately. Lightning is one of nature's leading
killers. Remember, if you can hear thunder, you are close enough to
be struck by lightning.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4090 7480 4082 7483 4079 7487 4078 7490
4077 7490 4073 7495 4079 7524 4091 7520
TIME...MOT...LOC 2347Z 287DEG 9KT 4081 7506
HAIL...1.00IN
WIND...60MPH
$$
GorseThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 6, 11:46 AM EDT | Special Weather Statement | PHI | Philadelphia | 29 min |
| Aug 6, 12:13 PM EDT | Special Weather Statement | PHI | Philadelphia | 47 min |
| Aug 6, 12:21 PM EDT | Areal Flood Advisory | PHI | Montgomery, Philadelphia | 102 min |
| Aug 6, 12:36 PM EDT | Severe Thunderstorm Warning | PHI | Montgomery, Philadelphia | 39 min |
| Aug 6, 1:18 PM EDT | Special Weather Statement | PHI | Bucks | 27 min |
| Aug 6, 2:35 PM EDT | Special Weather Statement | PHI | Monroe | 25 min |
| Aug 6, 3:05 PM EDT | Special Weather Statement | PHI | Monroe | 25 min |
| Aug 6, 4:40 PM EDT | Special Weather Statement | PHI | Carbon | 35 min |
| Aug 6, 5:51 PM EDT | Special Weather Statement | PHI | Monroe | 39 min |
| Aug 6, 6:32 PM EDT | Special Weather Statement | PHI | Monroe | 28 min |
| Aug 6, 6:38 PM EDT | Special Weather Statement | PHI | Carbon | 37 min |
| Aug 6, 6:57 PM EDT | Flash Flood Warning | PHI | Monroe | 104 min |
| Aug 6, 7:10 PM EDT | Special Weather Statement | PHI | Northampton | 35 min |
| Aug 6, 9:04 AM EDT | Areal Flood Advisory | PHI | Atlantic | 74 min |
| Aug 6, 12:05 PM EDT | Special Weather Statement | PHI | Cumberland | 40 min |
| Aug 6, 12:51 PM EDT | Areal Flood Advisory | PHI | Cumberland | 108 min |
| Aug 6, 1:09 PM EDT | Special Weather Statement | PHI | Gloucester | 36 min |
| Aug 6, 1:13 PM EDT | Special Weather Statement | PHI | Monmouth | 32 min |
| Aug 6, 1:14 PM EDT | Special Weather Statement | PHI | Ocean | 31 min |
| Aug 6, 1:30 PM EDT | Special Weather Statement | PHI | Gloucester | 30 min |
| Aug 6, 1:34 PM EDT | Special Weather Statement | PHI | Atlantic | 41 min |
| Aug 6, 1:38 PM EDT | Special Weather Statement | PHI | Monmouth | 37 min |
| Aug 6, 1:50 PM EDT | Special Weather Statement | PHI | Ocean | 40 min |
| Aug 6, 2:14 PM EDT | Areal Flood Advisory | PHI | Atlantic, Cape May, Cumberland | 3 hr |
| Aug 6, 2:19 PM EDT | Special Weather Statement | PHI | Atlantic | 41 min |
| Aug 6, 2:33 PM EDT | Special Weather Statement | PHI | Ocean | 27 min |
| Aug 6, 3:07 PM EDT | Special Weather Statement | PHI | Burlington | 23 min |
| Aug 6, 3:30 PM EDT | Small Craft Advisory | PHI | 36 hr | |
| Aug 6, 3:55 PM EDT | Special Weather Statement | PHI | Middlesex, Somerset | 50 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2019Severe Thunderstorm Warnings in New Jersey, 2019Every severe thunderstorm warning in 2019
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.