Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 92, NWS Philadelphia/Mount Holly

June 26, 2025Warren County, New Jersey; 4 counties in Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 26, 2025, 4:20 PM EDT for Warren County, New Jersey; 4 counties in Pennsylvania. It was in force for 40 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
Jun 26, 2025, 4:20 PM EDT (20:20 UTC)
Expired
Jun 26, 2025, 5:00 PM EDT
In force
40 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, Lehigh County, PA, Monroe County, PA, Northampton County, PA

The radar

The Binghamton radar (KBGM), 135 km from the middle of the area, began a volume at 20:21 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 26, 2:20 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 8.3 hours before the alert went out and 222 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 2025-06-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2025-06-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
713 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

355 
WUUS51 KPHI 262020
SVRPHI
NJC041-PAC025-077-089-095-262100-
/O.NEW.KPHI.SV.W.0092.250626T2020Z-250626T2100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
420 PM EDT Thu Jun 26 2025

The National Weather Service in Mount Holly NJ has issued a

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

* Until 500 PM EDT.

* At 420 PM EDT, severe thunderstorms were located along a line
  extending from near Tobyhanna to Blakeslee to near Freeland, moving
  southeast 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...
  Lehighton, Mount Pocono, East Stroudsburg, Tobyhanna, Palmerton,
  Jim Thorpe, Pen Argyl, Wind Gap, Weatherly, Stormville, Pocono
  Pines, Lake Harmony, Tannersville, Long Pond, Kresgeville, Sun
  Valley, Reeders, Beltzville State Park, Saylorsburg, and McMichael.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4124 7533 4102 7509 4096 7505 4092 7510
      4084 7534 4074 7574 4095 7589 4101 7573
      4105 7577 4108 7577 4113 7569 4112 7564
      4123 7554
TIME...MOT...LOC 2020Z 325DEG 23KT 4117 7537 4109 7558 4104 7584 

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

$$

DeSilva
3 follow-up statements
586 
WWUS51 KPHI 262038
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
438 PM EDT Thu Jun 26 2025

NJC041-262047-
/O.CAN.KPHI.SV.W.0092.000000T0000Z-250626T2100Z/
Warren NJ-
438 PM EDT Thu Jun 26 2025

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WARREN COUNTY IS
CANCELLED...

The storms which prompted the warning have moved out of the warned 
area.Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
eastern and northeastern Pennsylvania.

LAT...LON 4096 7516 4092 7511 4084 7534 4076 7567
      4097 7585 4101 7573 4105 7577 4108 7577
      4109 7575 4112 7554
TIME...MOT...LOC 2037Z 297DEG 29KT 4106 7537 4098 7558 4093 7584 

$$

PAC025-077-089-095-262100-
/O.CON.KPHI.SV.W.0092.000000T0000Z-250626T2100Z/
Lehigh PA-Carbon PA-Monroe PA-Northampton PA-
438 PM EDT Thu Jun 26 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR NORTHERN LEHIGH...CARBON...SOUTHWESTERN MONROE AND NORTHWESTERN
NORTHAMPTON COUNTIES...

At 437 PM EDT, severe thunderstorms were located along a line
extending from near Scotrun to Meckesville to Weatherly, moving
southeast 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...
Lehighton, Palmerton, Jim Thorpe, Pen Argyl, Wind Gap, Weatherly,
Stormville, Brodheadsville, Kunkletown, Gilbert, Pocono Raceway, Lake
Harmony, Rossland, Long Pond, Albrightsville, Kresgeville, Sun
Valley, Jonas, Meckesville, and Reeders.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4096 7516 4092 7511 4084 7534 4076 7567
      4097 7585 4101 7573 4105 7577 4108 7577
      4109 7575 4112 7554
TIME...MOT...LOC 2037Z 297DEG 29KT 4106 7537 4098 7558 4093 7584 

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

$$

DeSilva
499 
WWUS51 KPHI 262049
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
449 PM EDT Thu Jun 26 2025

PAC077-095-262059-
/O.CAN.KPHI.SV.W.0092.000000T0000Z-250626T2100Z/
Lehigh PA-Northampton PA-
449 PM EDT Thu Jun 26 2025

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN LEHIGH AND
NORTHWESTERN NORTHAMPTON COUNTIES IS CANCELLED...

The storms which prompted the warning have moved out of the warned 
area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
northeastern Pennsylvania.

LAT...LON 4104 7547 4092 7524 4084 7535 4081 7555
      4098 7568 4103 7557
TIME...MOT...LOC 2049Z 325DEG 23KT 4101 7532 4093 7553 4088 7579 

$$

PAC025-089-262100-
/O.CON.KPHI.SV.W.0092.000000T0000Z-250626T2100Z/
Carbon PA-Monroe PA-
449 PM EDT Thu Jun 26 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 500 PM EDT
FOR EAST CENTRAL CARBON AND SOUTHWESTERN MONROE COUNTIES...

At 449 PM EDT, severe thunderstorms were located along a line
extending from Reeders to Penn Forest Reservoir to near Nesquehoning,
moving southeast 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...
Brodheadsville, Kunkletown, Saylorsburg, Gilbert, McMichael,
Rossland, Penn Forest Reservoir, Albrightsville, Kresgeville, Sun
Valley, Christmans, Jonas, Meckesville, Effort, Trachsville,
Fiddletown, and Merwinsburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4104 7547 4092 7524 4084 7535 4081 7555
      4098 7568 4103 7557
TIME...MOT...LOC 2049Z 325DEG 23KT 4101 7532 4093 7553 4088 7579 

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

$$

DeSilva
047 
WWUS51 KPHI 262057
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
457 PM EDT Thu Jun 26 2025

PAC025-089-262107-
/O.EXP.KPHI.SV.W.0092.000000T0000Z-250626T2100Z/
Carbon PA-Monroe PA-
457 PM EDT Thu Jun 26 2025

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL CARBON AND
SOUTHWESTERN MONROE COUNTIES WILL EXPIRE AT 500 PM EDT...

The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 1000 PM EDT for
northeastern Pennsylvania.

LAT...LON 4104 7547 4092 7524 4084 7535 4081 7555
      4098 7568 4103 7557
TIME...MOT...LOC 2057Z 325DEG 23KT 4099 7530 4091 7551 4086 7577 

$$

DeSilva

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 26, 4:25 AM EDTCoastal Flood AdvisoryPHIAtlantic, Burlington, Cape May, Cumberland, Middlesex, Monmouth and 2 more23 hr
Jun 26, 11:05 AM EDTSmall Craft AdvisoryPHI37 hr
Jun 26, 7:43 PM EDTSpecial Marine WarningPHI40 min
Jun 26, 12:24 PM EDTFlood WatchPHIBerks, Carbon, Chester, Lehigh11 hr
Jun 26, 3:48 PM EDTSevere Thunderstorm WarningPHIBerks, Lehigh42 min
Jun 26, 4:31 PM EDTSevere Thunderstorm WarningPHIBerks, Bucks, Lehigh, Montgomery44 min
Jun 26, 5:45 PM EDTSevere Thunderstorm WarningPHIBerks, Chester, Montgomery45 min
Jun 26, 6:21 PM EDTFlash Flood WarningPHIBerks2 hr
Jun 26, 6:29 PM EDTSevere Thunderstorm WarningPHIBerks, Chester, Delaware, Montgomery46 min
Jun 26, 6:49 PM EDTFlash Flood WarningPHIChester, Delaware4 hr
Jun 26, 6:54 PM EDTSevere Thunderstorm WarningPHIChester36 min
Jun 26, 7:14 PM EDTSevere Thunderstorm WarningPHIChester, Delaware46 min
Jun 26, 7:27 PM EDTFlash Flood WarningPHIChester, Delaware4 hr

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2025Severe Thunderstorm Warnings in New Jersey, 2025Every severe thunderstorm warning in 2025

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.