Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 185, NWS Philadelphia/Mount Holly

July 13, 2023Monroe County, Pennsylvania

NWS Philadelphia/Mount Holly issued this severe thunderstorm warning at Jul 13, 2023, 8:20 PM EDT for Monroe County, Pennsylvania. It was in force for 25 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
Jul 13, 2023, 8:20 PM EDT (00:20 UTC)
Expired
Jul 13, 2023, 8:45 PM EDT
In force
25 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), 128 km from the middle of the area, began a volume at 00:23 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 nearest sounding before it

Brookhaven, NY (KOKX), launched 00:00Z, 0.3 hours before the alert went out and 202 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 00:00Z on 2023-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1347 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 00:00Z on 2023-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 202 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
1347 J/kg
Mixed-layer CIN
-64 J/kg
Mixed-layer LCL
910 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
202 m²/s²
0-3 km storm-relative helicity
222 m²/s²
Significant tornado parameter
1.0
Supercell composite
11.4

Open this sounding in Storm Lab

The text

As transmitted.

701 
WUUS51 KPHI 140020
SVRPHI
PAC089-140045-
/O.NEW.KPHI.SV.W.0185.230714T0020Z-230714T0045Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Mount Holly NJ
820 PM EDT Thu Jul 13 2023

The National Weather Service in Mount Holly NJ has issued a

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

* Until 845 PM EDT.

* At 820 PM EDT, a severe thunderstorm was located over Canadensis,
  or 7 miles northeast of Mount Pocono, moving east 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...
  Mount Pocono, Tobyhanna, Gouldsboro State Park, Skytop,
  Mountainhome, Canadensis, Paradise Valley, Pocono Pines and Cresco.

This includes Interstate 380 in Pennsylvania between mile markers 3
and 11.
 
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 4124 7513 4115 7515 4115 7512 4114 7508
      4111 7543 4123 7548 4124 7546 4125 7513
TIME...MOT...LOC 0020Z 261DEG 30KT 4120 7527 

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

$$

Gorse
2 follow-up statements
324 
WWUS51 KPHI 140027
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
827 PM EDT Thu Jul 13 2023

PAC089-140045-
/O.CON.KPHI.SV.W.0185.000000T0000Z-230714T0045Z/
Monroe PA-
827 PM EDT Thu Jul 13 2023

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM EDT
FOR NORTHEASTERN MONROE COUNTY...

At 827 PM EDT, a severe thunderstorm was located over Canadensis, or
8 miles northeast of Mount Pocono, moving east 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...
Mount Pocono, Tobyhanna, Gouldsboro State Park, Skytop, Mountainhome,
Canadensis, Paradise Valley, Pocono Pines and Cresco.

This includes Interstate 380 in Pennsylvania between mile markers 3
and 11.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

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 4124 7513 4115 7515 4115 7512 4114 7508
      4111 7543 4123 7548 4124 7546 4125 7513
TIME...MOT...LOC 0027Z 279DEG 25KT 4118 7522 

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

$$

Gorse
614 
WWUS51 KPHI 140036
SVSPHI

Severe Weather Statement
National Weather Service Mount Holly NJ
836 PM EDT Thu Jul 13 2023

PAC089-140045-
/O.CON.KPHI.SV.W.0185.000000T0000Z-230714T0045Z/
Monroe PA-
836 PM EDT Thu Jul 13 2023

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 845 PM EDT
FOR NORTHEASTERN MONROE COUNTY...

At 836 PM EDT, a severe thunderstorm was located near Skytop, or 13
miles east of Mount Pocono, moving east 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...
Mountainhome, Canadensis and Skytop. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.

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 4124 7513 4115 7515 4115 7512 4114 7508
      4114 7522 4124 7537 4125 7513
TIME...MOT...LOC 0036Z 261DEG 30KT 4119 7512 

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

$$

Gorse

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 13, 8:13 PM EDTSpecial Weather StatementPHIMonroe32 min
Jul 13, 9:28 PM EDTSpecial Weather StatementPHIMonroe32 min
Jul 13, 10:01 PM EDTSpecial Weather StatementPHIMonroe44 min
Jul 13, 10:48 PM EDTSpecial Weather StatementPHIMonroe27 min
Jul 14, 5:30 AM EDTSpecial Weather StatementPHIPhiladelphia30 min
Jul 14, 5:54 AM EDTSevere Thunderstorm WarningPHIBucks51 min
Jul 14, 3:43 PM EDTSpecial Weather StatementPHIMontgomery32 min
Jul 14, 4:40 PM EDTSpecial Weather StatementPHICarbon35 min
Jul 14, 5:10 PM EDTSevere Thunderstorm WarningPHICarbon, Monroe50 min
Jul 14, 5:33 PM EDTAreal Flood AdvisoryPHICarbon, Monroe29 min
Jul 14, 5:35 PM EDTSpecial Weather StatementPHIMonroe25 min
Jul 14, 5:54 PM EDTSevere Thunderstorm WarningPHICarbon, Monroe51 min
Jul 14, 6:02 PM EDTFlash Flood WarningPHICarbon, Monroe6 hr
Jul 14, 6:22 PM EDTSevere Thunderstorm WarningPHIMonroe, Northampton38 min
Jul 14, 6:26 PM EDTSevere Thunderstorm WarningPHIMonroe49 min
Jul 14, 6:52 PM EDTSevere Thunderstorm WarningPHIMonroe, Northampton53 min
Jul 14, 7:08 PM EDTAreal Flood AdvisoryPHIMonroe, Northampton39 min
Jul 14, 7:16 PM EDTSpecial Weather StatementPHILehigh29 min
Jul 14, 7:40 PM EDTFlash Flood WarningPHINorthampton6 hr

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.