Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 92, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 9, 2016, 9:29 PM EDT for Bucks County, Pennsylvania. It was in force for 46 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 9, 2016, 9:29 PM EDT (01:29 UTC)
- Expired
- Jul 9, 2016, 10:15 PM EDT
- In force
- 46 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
County Bucks County, PA
The radar
The Philadelphia radar (KDIX), 49 km from the middle of the area, began a volume at 01:30 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 00:00Z, 1.5 hours before the alert went out and 188 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
- 1 J/kg
- Mixed-layer CIN
- 0 J/kg
- Mixed-layer LCL
- 481 m above ground
- 0-6 km bulk shear
- 37 kt
- 0-1 km storm-relative helicity
- 65 m²/s²
- 0-3 km storm-relative helicity
- 87 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.4
The text
As transmitted.
768
WUUS51 KPHI 100129
SVRPHI
PAC017-100215-
/O.NEW.KPHI.SV.W.0092.160710T0129Z-160710T0215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
929 PM EDT SAT JUL 9 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHEASTERN BUCKS COUNTY IN SOUTHEASTERN PENNSYLVANIA...
* UNTIL 1015 PM EDT
* AT 929 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
CHALFONT...OR 20 MILES NORTH OF PHILADELPHIA...MOVING SOUTHEAST AT
25 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
TRENTON...BENSALEM...EWING...BRISTOL...DOYLESTOWN...HATBORO...
CHALFONT...YARDLEY...NEWTOWN...DUBLIN...TULLYTOWN...LANGHORNE...
IVYLAND...LEVITTOWN...FEASTERVILLE-TREVOSE...FRICKS...
FEASTERVILLE...WOODSIDE...RICHBORO AND LANGHORN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
IN ADDITION TO 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.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
POOR DRAINAGE FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4013 7475 4012 7478 4013 7482 4008 7487
4007 7493 4012 7497 4018 7509 4029 7527
4039 7519 4028 7486 4025 7484 4022 7477
4016 7472
TIME...MOT...LOC 0129Z 297DEG 21KT 4030 7518
HAIL...<.75IN
WIND...60MPH
$$
JRK3 follow-up statements
347
WWUS51 KPHI 100144
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
944 PM EDT SAT JUL 9 2016
PAC017-100215-
/O.CON.KPHI.SV.W.0092.000000T0000Z-160710T0215Z/
BUCKS PA-
944 PM EDT SAT JUL 9 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT
FOR SOUTHEASTERN BUCKS COUNTY...
AT 943 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER NEWTOWN...OR
10
MILES WEST OF TRENTON...MOVING SOUTHEAST AT 40 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
TRENTON...EWING...BRISTOL...YARDLEY...NEWTOWN...TULLYTOWN...
LANGHORNE...IVYLAND...LEVITTOWN...WOODSIDE...RICHBORO...FEASTERVILLE-
TREVOSE...FLORENCE-ROEBLING...MORRISVILLE...PENNDEL...
LANGHORNE MANOR...HULMEVILLE...WOODBOURNE AND NEWTOWN GRANT.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
IN ADDITION TO DAMAGING WINDS...FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY. REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE
ENOUGH TO BE STRUCK BY LIGHTNING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
POOR DRAINAGE FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4022 7508 4033 7501 4028 7486 4025 7484
4022 7477 4016 7472 4013 7475 4012 7478
4013 7482 4008 7487 4008 7488
TIME...MOT...LOC 0143Z 294DEG 41KT 4024 7496
HAIL...<.75IN
WIND...60MPH
$$
JRK606
WWUS51 KPHI 100157
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
957 PM EDT SAT JUL 9 2016
PAC017-100215-
/O.CON.KPHI.SV.W.0092.000000T0000Z-160710T0215Z/
BUCKS PA-
957 PM EDT SAT JUL 9 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 PM EDT
FOR EAST CENTRAL BUCKS COUNTY...
AT 957 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER TULLYTOWN...OR
NEAR TRENTON...MOVING SOUTHEAST AT 45 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
TRENTON...EWING...YARDLEY...TULLYTOWN...WOODSIDE...LEVITTOWN...
FLORENCE-ROEBLING...MORRISVILLE...WOODBOURNE AND FAIRLESS HILLS.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
IN ADDITION TO 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.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
POOR DRAINAGE FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.
&&
LAT...LON 4020 7493 4028 7487 4028 7486 4025 7484
4022 7477 4016 7472 4013 7475 4012 7478
4013 7482 4014 7483
TIME...MOT...LOC 0157Z 294DEG 35KT 4018 7479
HAIL...<.75IN
WIND...60MPH
$$
JRK735
WWUS51 KPHI 100214
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
1014 PM EDT SAT JUL 9 2016
PAC017-100224-
/O.EXP.KPHI.SV.W.0092.000000T0000Z-160710T0215Z/
BUCKS PA-
1014 PM EDT SAT JUL 9 2016
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL BUCKS COUNTY WILL
EXPIRE AT 1015 PM EDT...
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING WILL BE ALLOWED TO EXPIRE.
LAT...LON 4020 7493 4028 7487 4028 7486 4025 7484
4022 7477 4016 7472 4013 7475 4012 7478
4013 7482 4014 7483
TIME...MOT...LOC 0212Z 297DEG 21KT 4018 7479
$$
JRKThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 9, 8:14 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Bucks, Lehigh, Montgomery, Northampton | 46 min |
| Jul 9, 9:22 PM EDT | Special Weather Statement | PHI | Bucks | 38 min |
| Jul 9, 9:48 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 27 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2016Every severe thunderstorm warning in 2016
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.