Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 162, NWS Binghamton, NY

July 12, 20214 counties in Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Jul 12, 2021, 11:09 PM EDT for 4 counties in Pennsylvania. It was in force for 51 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 12, 2021, 11:09 PM EDT (03:09 UTC)
Expired
Jul 13, 2021, 12:00 AM EDT
In force
51 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Tornado
Possible
Hail
0.75 in
Wind
60.0 mph

Counties Lackawanna County, PA, Pike County, PA, Susquehanna County, PA, Wayne County, PA

The radar

The Binghamton radar (KBGM), 78 km from the middle of the area, began a volume at 03:12 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

Albany, NY (KALY), launched 00:00Z, 3.2 hours before the alert went out and 161 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, Albany, NY at 00:00Z on 2021-07-13Temperature 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, Albany, NY at 00:00Z on 2021-07-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 38 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
598 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
38 m²/s²
0-3 km storm-relative helicity
105 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

323 
WUUS51 KBGM 130309
SVRBGM
PAC069-103-115-127-130400-
/O.NEW.KBGM.SV.W.0162.210713T0309Z-210713T0400Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Binghamton NY
1109 PM EDT Mon Jul 12 2021

The National Weather Service in Binghamton has issued a

* Severe Thunderstorm Warning for...
  Southeastern Susquehanna County in northeastern Pennsylvania...
  Northeastern Lackawanna County in northeastern Pennsylvania...
  Wayne County in northeastern Pennsylvania...
  Northern Pike County in northeastern Pennsylvania...

* Until midnight EDT.

* At 1109 PM EDT, severe thunderstorms were located along a line
  extending from near New Milford to near Tompkinsville, moving east
  at 60 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Locations impacted include...
  Carbondale, Archbald, Honesdale, Damascus, Jackson, Clifford,
  Forest City, Mayfield, Harford and Waymart.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with these storms. 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.

Heavy rainfall is occurring with these storms, and may lead to flash
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4153 7502 4154 7574 4161 7575 4164 7572
      4164 7576 4188 7579 4198 7534 4194 7528
      4186 7526 4187 7517 4185 7516 4181 7507
      4179 7510 4176 7506 4171 7505 4171 7507
      4162 7505 4161 7508
TIME...MOT...LOC 0309Z 259DEG 53KT 4188 7568 4157 7557 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

MJM
2 follow-up statements
439 
WWUS51 KBGM 130328
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
1128 PM EDT Mon Jul 12 2021

PAC069-103-115-127-130400-
/O.CON.KBGM.SV.W.0162.000000T0000Z-210713T0400Z/
Susquehanna PA-Lackawanna PA-Wayne PA-Pike PA-
1128 PM EDT Mon Jul 12 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
FOR SOUTHEASTERN SUSQUEHANNA...NORTHEASTERN LACKAWANNA...CENTRAL
WAYNE AND NORTHERN PIKE COUNTIES...

At 1128 PM EDT, severe thunderstorms were located along a line
extending from Pleasant Mount to Mayfield, moving east at 35 mph.

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

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Carbondale, Archbald, Honesdale, Damascus, Clifford, Forest City,
Mayfield, Waymart, Dalton and Vandling.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with these storms.
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.

Heavy rainfall is occurring with these storms, and may lead to flash
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4153 7502 4154 7574 4161 7575 4164 7572
      4165 7570 4173 7556 4180 7547 4178 7535
      4176 7521 4175 7513 4171 7507 4162 7505
      4161 7508
TIME...MOT...LOC 0328Z 282DEG 31KT 4175 7544 4154 7556 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

MJM
131 
WWUS51 KBGM 130342
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
1142 PM EDT Mon Jul 12 2021

PAC115-130352-
/O.CAN.KBGM.SV.W.0162.000000T0000Z-210713T0400Z/
Susquehanna PA-
1142 PM EDT Mon Jul 12 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN SUSQUEHANNA
COUNTY IS CANCELLED...

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

LAT...LON 4153 7502 4154 7559 4164 7551 4164 7546
      4171 7546 4177 7528 4175 7513 4171 7507
      4162 7505 4161 7508
TIME...MOT...LOC 0342Z 264DEG 35KT 4173 7533 4151 7553 

$$

PAC069-103-127-130400-
/O.CON.KBGM.SV.W.0162.000000T0000Z-210713T0400Z/
Lackawanna PA-Wayne PA-Pike PA-
1142 PM EDT Mon Jul 12 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL MIDNIGHT EDT
FOR NORTHEASTERN LACKAWANNA...CENTRAL WAYNE AND NORTHERN PIKE
COUNTIES...

At 1142 PM EDT, severe thunderstorms were located along a line
extending from near Pleasant Mount to Archbald, moving east at 40
mph.

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

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

Locations impacted include...
Carbondale, Honesdale, Damascus, Mayfield, Waymart, Vandling,
Prompton, Bethany, Rutledgedale and Browndale.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

Continuous cloud to ground lightning is occurring with these storms.
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.

Heavy rainfall is occurring with these storms, and may lead to flash
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 4153 7502 4154 7559 4164 7551 4164 7546
      4171 7546 4177 7528 4175 7513 4171 7507
      4162 7505 4161 7508
TIME...MOT...LOC 0342Z 264DEG 35KT 4173 7533 4151 7553 

TORNADO...POSSIBLE
HAIL...0.75IN
WIND...60MPH
 
$$

MJM

The office that day

Everything else NWS Binghamton, NY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 12, 8:17 PM EDTSevere Thunderstorm WarningBGMBradford43 min
Jul 12, 8:29 PM EDTFlash Flood WarningBGMSusquehanna, Wayne2 hr
Jul 12, 8:33 PM EDTFlash Flood WarningBGMBradford3 hr
Jul 12, 8:59 PM EDTSevere Thunderstorm WarningBGMBradford, Susquehanna, Wyoming46 min
Jul 12, 9:43 PM EDTSevere Thunderstorm WarningBGMBradford, Susquehanna, Wyoming47 min
Jul 12, 9:54 PM EDTFlash Flood Warning Considerable damage threatBGMBradford2 hr
Jul 12, 10:09 PM EDTFlash Flood WarningBGMSusquehanna, Wyoming3 hr
Jul 12, 10:28 PM EDTSpecial Weather StatementBGMWyoming32 min
Jul 12, 10:35 PM EDTSevere Thunderstorm WarningBGMLackawanna, Susquehanna, Wyoming40 min
Jul 12, 10:59 PM EDTAreal Flood AdvisoryBGMWayne2 hr
Jul 12, 11:17 PM EDTAreal Flood AdvisoryBGMLackawanna, Susquehanna118 min
Jul 12, 11:38 PM EDTAreal Flood AdvisoryBGMLackawanna, Susquehanna, Wayne112 min
Jul 12, 11:46 PM EDTFlash Flood WarningBGMBradford3 hr
Jul 12, 11:58 PM EDTSpecial Weather StatementBGMLackawanna, Wayne47 min
Jul 13, 12:25 AM EDTAreal Flood AdvisoryBGMLackawanna, Luzerne2 hr
Jul 13, 12:54 AM EDTAreal Flood AdvisoryBGMLackawanna, Pike, Wayne2 hr
Jul 13, 1:33 AM EDTAreal Flood AdvisoryBGMLackawanna81 min
Jul 13, 12:48 PM EDTFlash Flood WatchBGMBradford, Lackawanna, Luzerne, Susquehanna, Wyoming11 hr

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2021Every severe thunderstorm warning in 2021

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.