Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 140, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 25, 2016, 5:19 PM EDT for 4 counties in Pennsylvania. It was in force for 56 min. 1 report 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
- Jul 25, 2016, 5:19 PM EDT (21:19 UTC)
- Expired
- Jul 25, 2016, 6:15 PM EDT
- In force
- 56 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Berks County, PA, Carbon County, PA, Lehigh County, PA, Northampton County, PA
The radar
The Philadelphia radar (KDIX), 144 km from the middle of the area, began a volume at 21:22 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 |
|---|---|---|---|
| Jul 25, 5:40 PM EDT | TSTM WND DMG | Neffs, PA | LARGE TREE LIMBS DOWN. 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 |
|---|---|---|---|
| Jul 25, 12:43 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 9.3 hours before the alert went out and 238 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
- 494 J/kg
- Mixed-layer CIN
- -150 J/kg
- Mixed-layer LCL
- 1400 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- 47 m²/s²
- 0-3 km storm-relative helicity
- 56 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
797
WUUS51 KPHI 252119
SVRPHI
PAC011-025-077-095-252215-
/O.NEW.KPHI.SV.W.0140.160725T2119Z-160725T2215Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
519 PM EDT MON JUL 25 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
SOUTHWESTERN NORTHAMPTON COUNTY IN EASTERN PENNSYLVANIA...
LEHIGH COUNTY IN EASTERN PENNSYLVANIA...
NORTHEASTERN BERKS COUNTY IN EASTERN PENNSYLVANIA...
CARBON COUNTY IN NORTHEASTERN PENNSYLVANIA...
* UNTIL 615 PM EDT
* AT 518 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
TUSCARORA...OR NEAR TAMAQUA...MOVING SOUTHEAST AT 45 MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
ALLENTOWN...READING...EASTON...LEHIGHTON...BETHLEHEM...EMMAUS...
NORTHAMPTON...HELLERTOWN...PALMERTON...KUTZTOWN...JIM THORPE...
HAMBURG...SLATINGTON...FLEETWOOD...LAURELDALE...NESQUEHONING...
BATH...WEATHERLY...WALNUTPORT AND TOPTON.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO 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 4058 7605 4057 7602 4065 7598 4070 7583
4074 7576 4083 7590 4091 7599 4101 7574
4083 7548 4081 7547 4082 7546 4063 7519
4030 7585 4053 7620
TIME...MOT...LOC 2118Z 298DEG 40KT 4075 7600
HAIL...0.75IN
WIND...60MPH
$$
GORSE1 follow-up statement
021
WWUS51 KPHI 252143
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
543 PM EDT MON JUL 25 2016
PAC011-025-077-095-252215-
/O.CON.KPHI.SV.W.0140.000000T0000Z-160725T2215Z/
NORTHAMPTON PA-LEHIGH PA-BERKS PA-CARBON PA-
543 PM EDT MON JUL 25 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM EDT
FOR SOUTHWESTERN NORTHAMPTON...LEHIGH...NORTHEASTERN BERKS AND
SOUTHERN CARBON COUNTIES...
AT 542 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER
CLAUSSVILLE...OR 7 MILES WEST OF ALLENTOWN...MOVING SOUTHEAST AT 50
MPH.
HAZARD...60 MPH WIND GUSTS AND PENNY SIZE HAIL. FREQUENT CLOUD TO
GROUND LIGHTNING IS OCCURRING.
SOURCE...RADAR INDICATED.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
ALLENTOWN...READING...EASTON...LEHIGHTON...BETHLEHEM...EMMAUS...
NORTHAMPTON...HELLERTOWN...PALMERTON...KUTZTOWN...JIM THORPE...
HAMBURG...SLATINGTON...FLEETWOOD...LAURELDALE...BATH...WALNUTPORT...
TOPTON...LEESPORT AND SHOEMAKERSVILLE.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
IN ADDITION TO HAIL AND DAMAGING WINDS...FREQUENT CLOUD TO GROUND
LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IMMEDIATELY.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4058 7605 4057 7602 4065 7598 4070 7583
4074 7576 4083 7590 4093 7562 4083 7548
4081 7547 4082 7546 4063 7519 4030 7585
4053 7620
TIME...MOT...LOC 2142Z 294DEG 45KT 4062 7562
HAIL...0.75IN
WIND...60MPH
$$
GORSEThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 25, 3:21 AM EDT | Special Weather Statement | PHI | Chester, Montgomery | 39 min |
| Jul 25, 3:55 AM EDT | Special Weather Statement | PHI | Bucks, Delaware, Montgomery, Philadelphia | 50 min |
| Jul 25, 4:19 AM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 41 min |
| Jul 25, 4:54 AM EDT | Severe Thunderstorm Warning | PHI | Delaware, Philadelphia | 51 min |
| Jul 25, 3:15 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Monroe | 45 min |
| Jul 25, 3:52 PM EDT | Severe Thunderstorm Warning | PHI | Carbon, Lehigh, Monroe, Northampton | 53 min |
| Jul 25, 4:00 PM EDT | Special Weather Statement | PHI | Lehigh | 30 min |
| Jul 25, 4:34 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 56 min |
| Jul 25, 4:37 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 38 min |
| Jul 25, 5:15 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 45 min |
| Jul 25, 5:57 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Lehigh, Northampton | 48 min |
| Jul 25, 5:58 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 47 min |
| Jul 25, 6:01 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 44 min |
| Jul 25, 6:39 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 40 min |
| Jul 25, 6:43 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Montgomery, Philadelphia | 62 min |
| Jul 25, 6:55 PM EDT | Areal Flood Advisory | PHI | Bucks, Montgomery, Philadelphia | 2 hr |
| Jul 25, 7:12 PM EDT | Special Weather Statement | PHI | Chester, Delaware, Philadelphia | 63 min |
| Jul 25, 7:17 PM EDT | Flash Flood Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 4 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.