Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2025

Severe Thunderstorm Warning 113, NWS Philadelphia/Mount Holly

June 30, 2025Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jun 30, 2025, 5:14 PM EDT for Monroe County, Pennsylvania. It was in force for 46 min. 2 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: Jun 30, 2025, 5:14 PM EDT (21:14 UTC)
Expired: Jun 30, 2025, 6:00 PM EDT
In force: 46 min
Issued by: NWS Philadelphia/Mount Holly
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Monroe County, PA

The radar

The Binghamton radar (KBGM), 134 km from the middle of the area, began a volume at 21:14 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

Time	Report	Where	Remark
Jun 30, 5:14 PM EDT	TSTM WND DMG	Hernyville, PA	Numerous trees downed in the neighborhood around President Roosevelt Road. Time estimated by radar.
Jun 30, 5:16 PM EDT	TSTM WND DMG	Hernyville, PA	Trees and wires down at the intersection of Paradise Valley Road and Route 715. Time estimated from radar.

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

The nearest sounding before it

Brookhaven, NY (KOKX), launched 12:00Z, 9.2 hours before the alert went out and 196 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1468 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 37 m²/s²
0-3 km storm-relative helicity: 47 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

236 
WUUS51 KPHI 302114
SVRPHI
PAC089-302200-
/O.NEW.KPHI.SV.W.0113.250630T2114Z-250630T2200Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
514 PM EDT Mon Jun 30 2025

The National Weather Service in Mount Holly NJ has issued a

* Severe Thunderstorm Warning for...
  Northeastern Monroe County in northeastern Pennsylvania...

* Until 600 PM EDT.

* At 513 PM EDT, a severe thunderstorm was located over Henryville,
  or near Mount Pocono, 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...
  Mount Pocono, Scotrun, Henryville, Paradise Valley, Analomink,
  Skytop, Tannersville, Mountainhome, Canadensis, Alpine Mountain,
  and Cresco.

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 4124 7513 4115 7515 4114 7509 4113 7506
      4112 7507 4100 7527 4111 7541 4125 7527
      4125 7513
TIME...MOT...LOC 2113Z 221DEG 20KT 4109 7526 

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

$$

Staarmann

2 follow-up statements

654 
WWUS51 KPHI 302129
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
529 PM EDT Mon Jun 30 2025

PAC089-302200-
/O.CON.KPHI.SV.W.0113.000000T0000Z-250630T2200Z/
Monroe PA-
529 PM EDT Mon Jun 30 2025

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 600 PM EDT
FOR NORTHEASTERN MONROE COUNTY...

At 529 PM EDT, a severe thunderstorm was located near Alpine
Mountain, or 9 miles east of Mount Pocono, 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...
Skytop, Mountainhome, Canadensis, Alpine Mountain, and Cresco.

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.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4124 7513 4115 7515 4114 7509 4113 7506
      4112 7507 4107 7517 4118 7534 4125 7527
      4125 7513
TIME...MOT...LOC 2129Z 221DEG 20KT 4116 7518 

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

$$

Staarmann

534 
WWUS51 KPHI 302150
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
550 PM EDT Mon Jun 30 2025

PAC089-302200-
/O.EXP.KPHI.SV.W.0113.000000T0000Z-250630T2200Z/
Monroe PA-
550 PM EDT Mon Jun 30 2025

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MONROE COUNTY
WILL EXPIRE AT 600 PM EDT...

The storm which prompted the warning has weakened below severe
limits, and has exited the warned area. Therefore, the warning will
be allowed to expire.

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 4124 7513 4115 7515 4114 7509 4113 7506
      4112 7507 4107 7517 4118 7534 4125 7527
      4125 7513
TIME...MOT...LOC 2150Z 221DEG 20KT 4124 7509 

$$

Staarmann

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 30, 3:19 AM EDT	Heat Advisory	PHI	Bucks, Chester, Delaware, Montgomery, Philadelphia	13 hr
Jun 30, 1:28 PM EDT	Severe Thunderstorm Warning	PHI	Chester, Delaware	47 min
Jun 30, 2:14 PM EDT	Severe Thunderstorm Warning	PHI	Chester, Delaware	46 min
Jun 30, 2:19 PM EDT	Flash Flood Warning	PHI	Delaware, Philadelphia	4 hr
Jun 30, 3:14 PM EDT	Severe Thunderstorm Warning	PHI	Bucks, Montgomery, Philadelphia	46 min
Jun 30, 7:30 PM EDT	Severe Thunderstorm Warning	PHI	Carbon	33 min
Jun 30, 7:38 PM EDT	Areal Flood Warning	PHI	Berks	16 hr

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2025 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.