Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 221, NWS Philadelphia/Mount Holly

July 25, 2023Carbon County, Monroe County, Northampton County, Pennsylvania; Warren County, New Jersey

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 25, 2023, 1:06 PM EDT for Carbon County, Monroe County, Northampton County, Pennsylvania; Warren County, New Jersey. It was in force for 39 min. 5 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 25, 2023, 1:06 PM EDT (17:06 UTC)
Expired
Jul 25, 2023, 1:45 PM EDT
In force
39 min
Issued by
NWS Philadelphia/Mount Holly
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Warren County, NJ, Carbon County, PA, Monroe County, PA, Northampton County, PA

The radar

The Philadelphia radar (KDIX), 131 km from the middle of the area, began a volume at 17:06 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 25, 1:27 PM EDTTSTM WND DMG2 Ene Brodheadsville, PATrees down at Kennel and McIlhaney Roads in Chestnuthill Township. Time estimated from radar.
Jul 25, 1:35 PM EDTTSTM WND DMG1 Nne Sciota, PATrees down along Route 209 in Hamilton Township. Time estimated from radar.
Jul 25, 1:35 PM EDTTSTM WND DMG1 Sse Sciota, PATrees down at Hamilton Elementary School in Hamilton Township. Time estimated from radar.
Jul 25, 1:35 PM EDTTSTM WND DMG2 Sw Bartonsville, PATrees down at Twin Pine and Running Valley Roads in Jackson Township. Time estimated from radar.
Jul 25, 1:48 PM EDTTSTM WND DMGStroudsburg, PATrees down at Quaker Alley and N 6th Street in Stroudsburg. 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
Jul 25, 12:13 PM EDTSevere Thunderstorm WatchSPC10 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 5.1 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, Brookhaven, NY at 12:00Z on 2023-07-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 231 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, Brookhaven, NY at 12:00Z on 2023-07-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
231 J/kg
Mixed-layer CIN
-60 J/kg
Mixed-layer LCL
960 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
63 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted.

665 
WUUS51 KPHI 251706
SVRPHI
NJC041-PAC025-089-095-251745-
/O.NEW.KPHI.SV.W.0221.230725T1706Z-230725T1745Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
106 PM EDT Tue Jul 25 2023

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Northwestern Warren County in northwestern New Jersey...
  Southeastern Carbon County in northeastern Pennsylvania...
  Southern Monroe County in northeastern Pennsylvania...
  Northern Northampton County in eastern Pennsylvania...

* Until 145 PM EDT.

* At 106 PM EDT, a severe thunderstorm was located over Beltzville
  State Park, or 8 miles east of Lehighton, moving east at 40 mph.

  HAZARD...60 mph wind gusts and quarter size hail.

  SOURCE...Trained spotters reported quarter size hail near 
           Lehighton.

  IMPACT...Minor damage to vehicles is possible. Wind damage to 
           roofs, siding, trees, and power lines is possible.

* Locations impacted include...
  East Stroudsburg, Palmerton, Bangor, Pen Argyl, Wind Gap,
  Belvidere, Oxford, East Bangor, Stormville, Henryville,
  Brodheadsville, Kunkletown, Gilbert, Delaware Water Gap,
  Tannersville, Alpine Mountain, Rossland, Kresgeville, Sun Valley
  and Jonas.

This includes the following highways...
 Northeast Extension between mile markers 77 and 85.
 Interstate 80 in Pennsylvania between mile markers 299 and 314.
 Interstate 80 in New Jersey between mile markers 0 and 8.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4082 7494 4077 7561 4079 7561 4079 7563
      4094 7570 4115 7516
TIME...MOT...LOC 1706Z 251DEG 33KT 4086 7555 

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

$$

MLB
2 follow-up statements
826 
WWUS51 KPHI 251717
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
117 PM EDT Tue Jul 25 2023

NJC041-PAC025-089-095-251745-
/O.CON.KPHI.SV.W.0221.000000T0000Z-230725T1745Z/
Warren NJ-Carbon PA-Monroe PA-Northampton PA-
117 PM EDT Tue Jul 25 2023

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 145 PM EDT
FOR NORTHWESTERN WARREN...EAST CENTRAL CARBON...SOUTHERN MONROE AND
NORTHEASTERN NORTHAMPTON COUNTIES...

At 117 PM EDT, a severe thunderstorm was located over Gilbert, or 15
miles east of Lehighton, moving east at 40 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...
East Stroudsburg, Bangor, Pen Argyl, Wind Gap, Belvidere, Oxford,
East Bangor, Stormville, Henryville, Brodheadsville, Kunkletown,
Gilbert, Delaware Water Gap, Tannersville, Alpine Mountain, Rossland,
Kresgeville, Sun Valley, Jonas and Reeders.

This includes the following highways...
 Interstate 80 in Pennsylvania between mile markers 300 and 314.
 Interstate 80 in New Jersey between mile markers 0 and 8.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4081 7553 4095 7561 4115 7516 4082 7494
TIME...MOT...LOC 1717Z 251DEG 33KT 4089 7542 

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

$$

MLB
833 
WWUS51 KPHI 251740
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
140 PM EDT Tue Jul 25 2023

NJC041-PAC025-089-095-251750-
/O.EXP.KPHI.SV.W.0221.000000T0000Z-230725T1745Z/
Warren NJ-Carbon PA-Monroe PA-Northampton PA-
140 PM EDT Tue Jul 25 2023

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WARREN...EAST
CENTRAL CARBON...SOUTHERN MONROE AND NORTHERN NORTHAMPTON COUNTIES
WILL EXPIRE AT 145 PM EDT...
                
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 will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
northwestern New Jersey...and eastern and northeastern Pennsylvania.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Mount Holly NJ.

LAT...LON 4081 7553 4095 7561 4115 7516 4082 7494
TIME...MOT...LOC 1740Z 251DEG 33KT 4096 7516 

$$

MLB

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 25, 11:58 AM EDTSpecial Weather StatementPHIMontgomery32 min
Jul 25, 12:07 PM EDTSpecial Weather StatementPHIBerks23 min
Jul 25, 12:16 PM EDTSevere Thunderstorm WarningPHIBucks, Lehigh, Montgomery44 min
Jul 25, 12:31 PM EDTSpecial Weather StatementPHIBerks29 min
Jul 25, 12:33 PM EDTSpecial Weather StatementPHIBerks27 min
Jul 25, 12:37 PM EDTSpecial Weather StatementPHICarbon38 min
Jul 25, 12:47 PM EDTAreal Flood AdvisoryPHIBucks, Montgomery33 min
Jul 25, 12:56 PM EDTSpecial Weather StatementPHINorthampton34 min
Jul 25, 1:00 PM EDTSpecial Weather StatementPHIBerks30 min
Jul 25, 1:03 PM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Chester, Lehigh, Montgomery42 min
Jul 25, 1:10 PM EDTSpecial Weather StatementPHIDelaware35 min
Jul 25, 1:12 PM EDTSpecial Weather StatementPHIMonroe33 min
Jul 25, 1:20 PM EDTFlash Flood WarningPHIBucks, Montgomery5 hr
Jul 25, 1:27 PM EDTAreal Flood AdvisoryPHIBerks3 hr
Jul 25, 1:27 PM EDTSevere Thunderstorm WarningPHIBucks48 min
Jul 25, 1:37 PM EDTAreal Flood AdvisoryPHICarbon3 hr
Jul 25, 1:38 PM EDTFlash Flood WarningPHIDelaware4 hr
Jul 25, 1:41 PM EDTAreal Flood AdvisoryPHILehigh, Northampton3 hr
Jul 25, 1:42 PM EDTSpecial Weather StatementPHIPhiladelphia33 min
Jul 25, 1:49 PM EDTSpecial Weather StatementPHIChester26 min
Jul 25, 1:54 PM EDTFlash Flood WarningPHIDelaware, Philadelphia4 hr
Jul 25, 1:55 PM EDTAreal Flood AdvisoryPHIMonroe2 hr
Jul 25, 2:06 PM EDTSevere Thunderstorm WarningPHIMonroe39 min
Jul 25, 2:14 PM EDTSevere Thunderstorm WarningPHIChester, Montgomery46 min
Jul 25, 2:21 PM EDTAreal Flood AdvisoryPHIBerks, Chester, Montgomery2 hr
Jul 25, 2:36 PM EDTSevere Thunderstorm WarningPHIBucks, Chester, Montgomery, Philadelphia39 min
Jul 25, 2:51 PM EDTFlash Flood WarningPHIChester, Montgomery3 hr
Jul 25, 2:57 PM EDTAreal Flood AdvisoryPHIChester3 hr
Jul 25, 3:06 PM EDTAreal Flood AdvisoryPHIBucks, Chester, Montgomery95 min
Jul 25, 3:13 PM EDTFlash Flood WarningPHIChester4 hr
Jul 25, 3:16 PM EDTSevere Thunderstorm WarningPHIBucks, Montgomery, Philadelphia44 min
Jul 25, 3:21 PM EDTSevere Thunderstorm WarningPHIChester, Delaware, Montgomery, Philadelphia39 min
Jul 25, 3:34 PM EDTFlash Flood WarningPHIChester, Montgomery3 hr
Jul 25, 3:58 PM EDTSevere Thunderstorm WarningPHIChester, Delaware, Montgomery, Philadelphia30 min
Jul 25, 4:04 PM EDTAreal Flood AdvisoryPHIBucks, Chester, Delaware, Montgomery, Philadelphia3 hr
Jul 25, 4:55 PM EDTFlash Flood WarningPHIChester118 min
Jul 25, 5:07 PM EDTRiver Flood WarningPHIChester6 hr
Jul 25, 1:21 PM EDTSpecial Weather StatementPHIHunterdon24 min
Jul 25, 1:52 PM EDTSpecial Marine WarningPHI38 min
Jul 25, 2:08 PM EDTSevere Thunderstorm WarningPHIHunterdon, Mercer, Middlesex, Somerset52 min
Jul 25, 2:20 PM EDTSevere Thunderstorm WarningPHICumberland55 min
Jul 25, 2:39 PM EDTSevere Thunderstorm WarningPHIMiddlesex, Morris, Somerset, Sussex51 min
Jul 25, 2:44 PM EDTAreal Flood AdvisoryPHIHunterdon, Mercer, Middlesex, Morris, Somerset2 hr
Jul 25, 2:45 PM EDTSpecial Marine WarningPHI60 min
Jul 25, 2:53 PM EDTSevere Thunderstorm WarningPHIMiddlesex, Monmouth, Somerset52 min
Jul 25, 3:24 PM EDTSpecial Marine WarningPHI96 min
Jul 25, 3:27 PM EDTAreal Flood AdvisoryPHIMiddlesex, Somerset81 min
Jul 25, 3:40 PM EDTSevere Thunderstorm WarningPHIMonmouth, Ocean50 min
Jul 25, 3:45 PM EDTSpecial Marine WarningPHI60 min
Jul 25, 3:52 PM EDTSevere Thunderstorm WarningPHICape May, Cumberland53 min
Jul 25, 3:57 PM EDTAreal Flood AdvisoryPHIMiddlesex, Monmouth3 hr
Jul 25, 4:12 PM EDTFlash Flood WarningPHIMonmouth3 hr
Jul 25, 4:17 PM EDTSpecial Marine WarningPHI58 min
Jul 25, 4:50 PM EDTSpecial Marine WarningPHI55 min
Jul 25, 4:57 PM EDTAreal Flood AdvisoryPHIMonmouth, Ocean2 hr
Jul 25, 5:09 PM EDTSpecial Marine WarningPHI66 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2023Severe Thunderstorm Warnings in New Jersey, 2023Every severe thunderstorm warning in 2023

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.