Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2022

Severe Thunderstorm Warning 29, NWS Philadelphia/Mount Holly

May 16, 2022Berks County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at May 16, 2022, 1:42 PM EDT for Berks County, Pennsylvania. It was in force for 48 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
May 16, 2022, 1:42 PM EDT (17:42 UTC)
Expired
May 16, 2022, 2:30 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), 155 km from the middle of the area, began a volume at 17:43 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
May 16, 1:55 PM EDTTSTM WND DMG1 N Hamburg, PASOME LARGE TREE LIMBS DOWN IN THE HAMBURG AREA. 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.

IssuedProductOfficeLasted
May 16, 1:33 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Washington/Dulle, VA (KIAD), launched 12:00Z, 5.7 hours before the alert went out and 211 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 2022-05-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 243 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 2022-05-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 square meters per square second.193958Sfc1 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
243 J/kg
Mixed-layer CIN
-108 J/kg
Mixed-layer LCL
780 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
98 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

138 
WUUS51 KPHI 161742
SVRPHI
PAC011-161845-
/O.NEW.KPHI.SV.W.0029.220516T1742Z-220516T1845Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
142 PM EDT Mon May 16 2022

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Northern Berks County in eastern Pennsylvania...

* Until 245 PM EDT.

* At 141 PM EDT, a severe thunderstorm was located near Bernville, or
  8 miles northeast of Myerstown, moving northeast at 25 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...
  Kutztown, Hamburg, Womelsdorf, Topton, Leesport, Shoemakersville,
  Bernville, Strausstown, Lenhartsville, Fairview Hgts and
  Centerport.

This includes Interstate 78 in Pennsylvania between mile markers 16
and 44.
 
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.

&&

LAT...LON 4054 7618 4056 7609 4058 7606 4057 7602
      4063 7600 4068 7589 4052 7565 4036 7622
      4047 7629
TIME...MOT...LOC 1741Z 240DEG 21KT 4044 7617 

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

$$

Gorse
4 follow-up statements
180 
WWUS51 KPHI 161753
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
153 PM EDT Mon May 16 2022

PAC011-161845-
/O.CON.KPHI.SV.W.0029.000000T0000Z-220516T1845Z/
Berks PA-
153 PM EDT Mon May 16 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR NORTHERN BERKS COUNTY...

At 153 PM EDT, a severe thunderstorm was located near Bernville, or
11 miles southeast of Schuylkill Haven, moving northeast at 25 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...
Kutztown, Hamburg, Womelsdorf, Topton, Leesport, Shoemakersville,
Bernville, Lenhartsville, Fairview Hgts and Centerport.

This includes Interstate 78 in Pennsylvania between mile markers 22
and 44.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.

&&

LAT...LON 4052 7615 4058 7606 4057 7602 4063 7600
      4068 7589 4052 7565 4036 7622 4039 7624
TIME...MOT...LOC 1753Z 238DEG 23KT 4049 7608 

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

$$

Gorse
665 
WWUS51 KPHI 161809
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
209 PM EDT Mon May 16 2022

PAC011-161845-
/O.CON.KPHI.SV.W.0029.000000T0000Z-220516T1845Z/
Berks PA-
209 PM EDT Mon May 16 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR NORTHEASTERN BERKS COUNTY...

At 209 PM EDT, a severe thunderstorm was located near
Shoemakersville, or 10 miles southeast of Schuylkill Haven, moving
northeast at 35 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...
Kutztown, Hamburg, Topton, Leesport, Shoemakersville, Bernville,
Lenhartsville and Centerport.

This includes Interstate 78 in Pennsylvania between mile markers 23
and 44.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Frequent cloud to ground lightning is occurring with this storm. Move
indoors immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.

&&

LAT...LON 4053 7613 4058 7606 4057 7602 4063 7600
      4068 7589 4052 7565 4042 7613
TIME...MOT...LOC 1809Z 228DEG 31KT 4051 7604 

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

$$

Gorse
632 
WWUS51 KPHI 161823
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
223 PM EDT Mon May 16 2022

PAC011-161845-
/O.CON.KPHI.SV.W.0029.000000T0000Z-220516T1845Z/
Berks PA-
223 PM EDT Mon May 16 2022

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 245 PM EDT
FOR NORTHEASTERN BERKS COUNTY...

At 223 PM EDT, a severe thunderstorm was located over Hamburg, or 13
miles southeast of Schuylkill Haven, moving northeast at 25 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...Damage to roofs, siding, trees, and power lines is 
         possible.

Locations impacted include...
Kutztown, Hamburg, Shoemakersville, Lenhartsville and Centerport. 

This includes Interstate 78 in Pennsylvania between mile markers 28
and 44.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Cloud to ground lightning is occurring with this storm. Move indoors 
immediately. Lightning is one of nature's leading killers.
Remember, if you can hear thunder, you are close enough to be struck
by lightning.

&&

LAT...LON 4054 7605 4057 7602 4063 7600 4068 7589
      4052 7565 4045 7608
TIME...MOT...LOC 1823Z 240DEG 21KT 4055 7594 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

Gorse
433 
WWUS51 KPHI 161830
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
230 PM EDT Mon May 16 2022

PAC011-161839-
/O.CAN.KPHI.SV.W.0029.000000T0000Z-220516T1845Z/
Berks PA-
230 PM EDT Mon May 16 2022

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN BERKS COUNTY 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.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
eastern Pennsylvania.

Another Severe Thunderstorm Warning is in effect for portions of 
Berks County for another storm coming in from the southwest.

LAT...LON 4054 7605 4057 7602 4063 7600 4068 7589
      4052 7565 4045 7608
TIME...MOT...LOC 1828Z 240DEG 21KT 4057 7590 

$$

Gorse

The office that day

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

IssuedProductOfficeCountiesLasted
May 16, 1:12 PM EDTSpecial Weather StatementPHIBerks, Lehigh63 min
May 16, 2:17 PM EDTSevere Thunderstorm WarningPHICarbon, Monroe43 min
May 16, 2:28 PM EDTSevere Thunderstorm WarningPHIBerks47 min
May 16, 5:09 PM EDTSpecial Weather StatementPHIMontgomery21 min
May 16, 5:17 PM EDTSevere Thunderstorm WarningPHIBerks, Chester, Montgomery43 min
May 16, 5:56 PM EDTAreal Flood AdvisoryPHIChester, Delaware, Montgomery, Philadelphia53 min
May 16, 5:59 PM EDTSpecial Weather StatementPHIBucks, Delaware, Montgomery, Philadelphia31 min
May 16, 6:28 PM EDTSpecial Weather StatementPHIDelaware, Philadelphia32 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.