Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 96, NWS Philadelphia/Mount Holly

July 1, 2022Berks County, Lehigh County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 1, 2022, 2:04 PM EDT for Berks County, Lehigh County, Pennsylvania. It was in force for 20 min. 9 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
Jul 1, 2022, 2:04 PM EDT (18:04 UTC)
Expired
Jul 1, 2022, 2:24 PM EDT
In force
20 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Berks County, PA, Lehigh County, PA

The radar

The Philadelphia radar (KDIX), 128 km from the middle of the area, began a volume at 18:06 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

TimeReportWhereRemark
Jul 1, 2:06 PM EDTTSTM WND GST 60Spring Twp, PATIME ESTIMATED VIA RADAR.
Jul 1, 2:06 PM EDTHAIL 11 S West Wyomissing, PAREPORT FROM TRAINED SPOTTER OF PEA TO QUARTER SIZED HAIL. TIME ESTIMATED VIA RADAR.
Jul 1, 2:07 PM EDTTSTM WND DMG1 Nw Sinking Spring, PAPPL OUTAGE CENTER REPORTS TREES DOWN ON WIRES IN THIS NEIGHBORHOOD. TIME ESTIMATED VIA RADAR.
Jul 1, 2:07 PM EDTHAIL 0.751 Sw Sinking Spring, PAREPORT FROM MPING: DIME (0.75 IN.).
Jul 1, 2:08 PM EDTHAIL 1West Wyomissing, PA1 INCH HAIL REPORTED IN WEST WYOMISSING/SPRING TOWNSHIP. TIME ESTIMATED VIA RADAR.
Jul 1, 2:09 PM EDTTSTM WND DMG1 Nnw Wyomissing, PAMULTIPLE TREES/WIRES DOWN REPORTED IN READING/WYOMISSING/SPRING TWP AREA VIA EM. TIME ESTIMATED VIA RADAR.
Jul 1, 2:09 PM EDTHAIL 0.75Spring Twp, PAREPORT FROM MPING: DIME (0.75 IN.).
Jul 1, 2:10 PM EDTHAIL 0.88Wyomissing, PAPEA TO NICKEL SIZE HAIL CURRENTLY FALLING.
Jul 1, 2:10 PM EDTHAIL 1Shillington, PAPICTURE VIA SOCIAL MEDIA WITH AN ESTIMATED SIZE GIVEN. TIME ESTIMATED VIA RADAR.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 6.1 hours before the alert went out and 212 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.

Skew-T log-pSkew-T log-p diagram, Washington/Dulle, VA at 12:00Z on 2022-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 447 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Washington/Dulle, VA at 12:00Z on 2022-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 108 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
447 J/kg
Mixed-layer CIN
-157 J/kg
Mixed-layer LCL
1260 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
108 m²/s²
0-3 km storm-relative helicity
117 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

622 
WUUS51 KPHI 011804
SVRPHI
PAC011-077-011845-
/O.NEW.KPHI.SV.W.0096.220701T1804Z-220701T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
204 PM EDT Fri Jul 1 2022

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Eastern Berks County in eastern Pennsylvania...
  South central Lehigh County in eastern Pennsylvania...

* Until 245 PM EDT.

* At 203 PM EDT, a severe thunderstorm was located over Sinking
  Spring, or near Reading, moving northeast at 30 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...
  Reading, Wyomissing, Birdsboro, Kutztown, Fleetwood, Sinking
  Spring, Laureldale, Wernersville, Topton, Leesport, Bally,
  Bechtelsville, Lyons, Spring Ridge, Shillington, West Reading,
  Boyertown, Mount Penn, Mohnton and Kenhorst.

This includes the following highways...
 Interstate 78 in Pennsylvania between mile markers 44 and 45.
 Interstate 176 in Pennsylvania between mile markers 6 and 11.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 4059 7574 4042 7548 4045 7553 4032 7564
      4020 7597 4028 7610 4033 7614
TIME...MOT...LOC 1803Z 236DEG 27KT 4031 7600 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Iovino
1 follow-up statement
365 
WWUS51 KPHI 011824
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
224 PM EDT Fri Jul 1 2022

PAC011-077-011833-
/O.CAN.KPHI.SV.W.0096.000000T0000Z-220701T1845Z/
Berks PA-Lehigh PA-
224 PM EDT Fri Jul 1 2022

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN BERKS AND SOUTH
CENTRAL LEHIGH COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.  However small hail, gusty
winds and heavy rain are still possible with this thunderstorm.

A Severe Thunderstorm Warning remains in effect for far southern 
Berks County until 300 PM.

LAT...LON 4059 7574 4042 7548 4045 7553 4032 7564
      4020 7597 4028 7610 4033 7614
TIME...MOT...LOC 1822Z 236DEG 27KT 4040 7583 

$$

RCM

The office that day

Everything else NWS Philadelphia/Mount Holly issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 1, 2:18 PM EDTSevere Thunderstorm WarningPHIBerks, Chester25 min
Jul 1, 3:38 PM EDTSevere Thunderstorm WarningPHIBerks18 min
Jul 1, 3:44 PM EDTSevere Thunderstorm WarningPHIChester46 min
Jul 1, 4:56 PM EDTSevere Thunderstorm WarningPHIBerks32 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2022Every severe thunderstorm warning in 2022

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.