Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2016
Severe Thunderstorm Warning 167, NWS Philadelphia/Mount Holly
NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Aug 1, 2016, 9:12 PM EDT for Berks County, Pennsylvania. It was in force for 48 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
- Aug 1, 2016, 9:12 PM EDT (01:12 UTC)
- Expired
- Aug 1, 2016, 10:00 PM EDT
- In force
- 48 min
- Issued by
- NWS Philadelphia/Mount Holly
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Berks County, PA
The radar
The Philadelphia radar (KDIX), 158 km from the middle of the area, began a volume at 01:12 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
Washington/Dulle, VA (KIAD), launched 00:00Z, 1.2 hours before the alert went out and 204 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
- 586 J/kg
- Mixed-layer CIN
- -14 J/kg
- Mixed-layer LCL
- 1553 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 29 m²/s²
- 0-3 km storm-relative helicity
- 41 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.6
The text
As transmitted.
939
WUUS51 KPHI 020112
SVRPHI
PAC011-020200-
/O.NEW.KPHI.SV.W.0167.160802T0112Z-160802T0200Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
912 PM EDT MON AUG 1 2016
THE NATIONAL WEATHER SERVICE IN MOUNT HOLLY NJ HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
CENTRAL BERKS COUNTY IN EASTERN PENNSYLVANIA...
* UNTIL 1000 PM EDT
* AT 911 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER STRAUSSTOWN...
OR 9 MILES NORTHEAST OF MYERSTOWN...MOVING SOUTHEAST AT 10 MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE
TO ROOFS...SIDING...AND TREES.
* LOCATIONS IMPACTED INCLUDE...
READING...WYOMISSING...HAMBURG...SINKING SPRING...LAURELDALE...
WOMELSDORF...WERNERSVILLE...LEESPORT...SHOEMAKERSVILLE...BERNVILLE...
STRAUSSTOWN...SPRING RIDGE...FAIRVIEW HGTS...CENTERPORT...WEST LAWN...
WEST WYOMISSING...WYOMISSING HILLS AND WHITFIELD.
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.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4047 7635 4052 7626 4054 7617 4056 7613
4058 7605 4057 7602 4058 7601 4048 7583
4025 7605
TIME...MOT...LOC 0111Z 292DEG 11KT 4049 7620
HAIL...1.00IN
WIND...60MPH
$$1 follow-up statement
559
WWUS51 KPHI 020144
SVSPHI
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE MOUNT HOLLY NJ
944 PM EDT MON AUG 1 2016
PAC011-020200-
/O.CON.KPHI.SV.W.0167.000000T0000Z-160802T0200Z/
BERKS PA-
944 PM EDT MON AUG 1 2016
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1000 PM EDT
FOR CENTRAL BERKS COUNTY...
AT 944 PM EDT...A SEVERE THUNDERSTORM WAS LOCATED OVER BERNVILLE...OR
11 MILES NORTHWEST OF READING...MOVING EAST AT 15 MPH.
HAZARD...60 MPH WIND GUSTS AND QUARTER SIZE HAIL.
SOURCE...RADAR INDICATED.
IMPACT...HAIL DAMAGE TO VEHICLES IS EXPECTED. EXPECT WIND DAMAGE TO
ROOFS...SIDING...AND TREES.
LOCATIONS IMPACTED INCLUDE...
READING...WYOMISSING...HAMBURG...SINKING SPRING...LAURELDALE...
WOMELSDORF...WERNERSVILLE...LEESPORT...SHOEMAKERSVILLE...BERNVILLE...
STRAUSSTOWN...SPRING RIDGE...FAIRVIEW HGTS...CENTERPORT...WEST LAWN...
WEST WYOMISSING...WYOMISSING HILLS AND WHITFIELD.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.
TORRENTIAL RAINFALL IS OCCURRING WITH THIS STORM...AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.
&&
LAT...LON 4047 7635 4052 7626 4054 7617 4056 7613
4058 7605 4057 7602 4058 7601 4048 7583
4025 7605
TIME...MOT...LOC 0144Z 292DEG 11KT 4045 7608
HAIL...1.00IN
WIND...60MPH
$$The office that day
Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 1, 9:09 PM EDT | Special Weather Statement | PHI | Berks | 81 min |
| Aug 1, 9:48 PM EDT | Areal Flood Advisory | PHI | Berks | 4 hr |
| Aug 1, 10:00 PM EDT | Special Weather Statement | PHI | Berks | 90 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.