Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 43, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 5, 2016, 4:37 PM EDT for 4 counties in Pennsylvania; Cecil County, Kent County, Maryland; New Castle County, Delaware. It was in force for 38 min. 8 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 5, 2016, 4:37 PM EDT (20:37 UTC)
- Expired
- Jun 5, 2016, 5:15 PM EDT
- In force
- 38 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties New Castle County, DE, Cecil County, MD, Kent County, MD, Berks County, PA, Chester County, PA, Delaware County, PA, Montgomery County, PA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 5, 4:55 PM EDT | TSTM WND DMG | 5 S Fleetwood, PA | TREES AND WIRES DOWN |
| Jun 5, 5:03 PM EDT | TSTM WND DMG | Perryville, MD | TREES DOWN. POLES ON FIRE. ALSO NEAR CONOWINGO TREES DOWN. |
| Jun 5, 5:11 PM EDT | TSTM WND DMG | Oxford, PA | TREES DOWN... ROADS CLOSED NEAR LINCOLN UNIV. DIX 88D TIME EST. |
| Jun 5, 5:13 PM EDT | HAIL 0.5 | 2 Se Colora, MD | EST WIND 50 MPH. |
| Jun 5, 5:15 PM EDT | TSTM WND DMG | Elk Twp, PA | SEVERAL TREES DOWN. TIME ESTIMATED BY RADAR. |
| Jun 5, 5:20 PM EDT | TSTM WND DMG | Elkton, MD | TREE DOWN BLOCKING WEST BOUND US40. |
| Jun 5, 5:21 PM EDT | TSTM WND GST 52 | Elkton, MD | |
| Jun 5, 5:25 PM EDT | TSTM WND GST 48 | White Clay Creek, DE |
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 5, 3:12 PM EDT | Severe Thunderstorm Watch | SPC | 6 hr |
The nearest sounding before it
Washington/Dulle, VA (KIAD), launched 12:00Z, 8.6 hours before the alert went out and 159 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
- 60 J/kg
- Mixed-layer CIN
- -155 J/kg
- Mixed-layer LCL
- 752 m above ground
- 0-6 km bulk shear
- 33 kt
- 0-1 km storm-relative helicity
- 92 m²/s²
- 0-3 km storm-relative helicity
- 93 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
863
WUUS51 KPHI 052037
SVRPHI
DEC003-MDC015-029-PAC011-029-045-091-052115-
/O.NEW.KPHI.SV.W.0043.160605T2037Z-160605T2115Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
437 PM EDT SUN JUN 5 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
NORTHWESTERN NEW CASTLE COUNTY IN NORTHERN DELAWARE...
NORTHEASTERN KENT COUNTY IN NORTHEASTERN MARYLAND...
CECIL COUNTY IN NORTHEASTERN MARYLAND...
CHESTER COUNTY IN SOUTHEASTERN PENNSYLVANIA...
SOUTHERN BERKS COUNTY IN EASTERN PENNSYLVANIA...
SOUTHWESTERN DELAWARE COUNTY IN SOUTHEASTERN PENNSYLVANIA...
NORTHWESTERN MONTGOMERY COUNTY IN SOUTHEASTERN PENNSYLVANIA...
* UNTIL 515 PM EDT
* AT 436 PM EDT...SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
EXTENDING FROM ROTHSVILLE TO NEAR DELTA TO HAMPTON...MOVING EAST AT
45 MPH.
HAZARD...60 MPH WIND GUSTS.
SOURCE...PUBLIC.
IMPACT...EXPECT DAMAGE TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
READING...WILMINGTON...NEWARK...MIDDLETOWN...WEST CHESTER...ELKTON...
CALVERT...POTTSTOWN...PHOENIXVILLE...COATESVILLE...WESTTOWN...
WYOMISSING...DOWNINGTOWN...ELSMERE...KENNETT SQUARE...NEW CASTLE...
BIRDSBORO...COLLEGEVILLE...OXFORD AND ROYERSFORD.
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 THESE STORMS...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 3973 7610 3976 7606 3987 7599 4011 7594
4014 7588 4037 7623 4043 7619 4045 7553
4041 7547 4028 7543 3969 7554 3931 7586
3933 7614 3937 7611 3937 7606 3942 7600
3952 7598 3955 7608 3972 7623
TIME...MOT...LOC 2036Z 268DEG 40KT 4013 7626 3968 7634 3943 7656
HAIL...<.75IN
WIND...60MPH
$$
LFThe office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 5, 3:34 PM EDT | Special Weather Statement | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 86 min |
| Jun 5, 4:29 PM EDT | Severe Thunderstorm Warning | PHI | Berks, Carbon, Lehigh, Monroe, Northampton | 46 min |
| Jun 5, 5:06 PM EDT | Severe Thunderstorm Warning | PHI | Northampton | 54 min |
| Jun 5, 5:23 PM EDT | Severe Thunderstorm Warning | PHI | Bucks, Chester, Delaware, Montgomery, Philadelphia | 52 min |
| Jun 5, 5:53 PM EDT | Severe Thunderstorm Warning | PHI | Bucks | 52 min |
| Jun 5, 5:58 PM EDT | Severe Thunderstorm Warning | PHI | Delaware, Montgomery, Philadelphia | 47 min |
| Jun 5, 6:25 PM EDT | Special Weather Statement | PHI | Queen Anne's | 50 min |
| Jun 5, 7:51 PM EDT | Special Weather Statement | PHI | Queen Anne's | 39 min |
| Jun 5, 4:05 PM EDT | Special Weather Statement | PHI | Sussex | 40 min |
| Jun 5, 4:35 PM EDT | Severe Thunderstorm Warning | PHI | Sussex | 40 min |
Nearby
Severe Thunderstorm Warnings in Pennsylvania, 2016Severe Thunderstorm Warnings in Maryland, 2016Severe Thunderstorm Warnings in Delaware, 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.