Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 3, NWS Binghamton, NY

April 28, 2021Sullivan County, New York; Lackawanna County, Pike County, Wayne County, Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Apr 28, 2021, 7:18 PM EDT for Sullivan County, New York; Lackawanna County, Pike County, Wayne County, Pennsylvania. It was in force for 42 min. 4 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: Apr 28, 2021, 7:18 PM EDT (23:18 UTC)
Expired: Apr 28, 2021, 8:00 PM EDT
In force: 42 min
Issued by: NWS Binghamton, NY
Area: Storm-based polygon
Tornado: Possible
Hail: 1.0 in
Wind: 70.0 mph

Counties Sullivan County, NY, Lackawanna County, PA, Pike County, PA, Wayne County, PA

The radar

The Binghamton radar (KBGM), 99 km from the middle of the area, began a volume at 23:21 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.

What was reported inside it

Time	Report	Where	Remark
Apr 28, 7:24 PM EDT	TSTM WND DMG	Archbald, PA	TWEET WITH PICTURES OF TREES DOWN IN RESIDENTAL YARD.
Apr 28, 7:24 PM EDT	TSTM WND DMG	Archbald, PA	TREE BLOCKING ROADWAY.
Apr 28, 7:24 PM EDT	TSTM WND DMG	Mayfield, PA	TWEET WITH PICTURES OF LARGE TREE ON WIRES AND ACROSS BOTH LANES OF ROUTE 107.
Apr 28, 7:48 PM EDT	TSTM WND DMG	2 Sse Lakeville, PA	TREE DOWN ON ROADWAY.

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

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 11.3 hours before the alert went out and 190 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: 1596 m above ground
0-6 km bulk shear: 49 kt
0-1 km storm-relative helicity: 90 m²/s²
0-3 km storm-relative helicity: 291 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

598 
WUUS51 KBGM 282318
SVRBGM
NYC105-PAC069-103-127-290000-
/O.NEW.KBGM.SV.W.0003.210428T2318Z-210429T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Binghamton NY
718 PM EDT Wed Apr 28 2021

The National Weather Service in Binghamton has issued a

* Severe Thunderstorm Warning for...
  Southwestern Sullivan County in central New York...
  Lackawanna County in northeastern Pennsylvania...
  Southern Wayne County in northeastern Pennsylvania...
  Pike County in northeastern Pennsylvania...

* Until 800 PM EDT.

* At 718 PM EDT, severe thunderstorms were located along a line
  extending from Tompkinsville to Dickson City to near Old Forge,
  moving east at 45 mph.

  HAZARD...70 mph wind gusts and quarter size hail.

  SOURCE...Law enforcement. Reports of trees and powerlines being 
           blown down continue to be received as this storm moves 
           across Lackawanna County.

  IMPACT...Hail damage to vehicles is expected. Expect considerable 
           tree damage. Wind damage is also likely to mobile homes, 
           roofs, and outbuildings.

* Locations impacted include...
  Scranton, Dunmore, Carbondale, Old Forge, Archbald, Blakely,
  Taylor, Dickson City, Moosic and Olyphant.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4134 7480 4124 7513 4125 7513 4125 7517
      4135 7575 4139 7583 4143 7584 4150 7578
      4153 7580 4164 7572 4165 7546 4163 7479
TIME...MOT...LOC 2318Z 279DEG 40KT 4160 7562 4146 7563 4141 7578 

TORNADO...POSSIBLE
HAIL...1.00IN
WIND...70MPH
 
$$

Butts

2 follow-up statements

189 
WWUS51 KBGM 282329
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
729 PM EDT Wed Apr 28 2021

NYC105-PAC069-103-127-290000-
/O.CON.KBGM.SV.W.0003.000000T0000Z-210429T0000Z/
Sullivan NY-Lackawanna PA-Wayne PA-Pike PA-
729 PM EDT Wed Apr 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR SOUTHWESTERN SULLIVAN...NORTHEASTERN LACKAWANNA...SOUTHERN WAYNE
AND PIKE COUNTIES...

At 727 PM EDT, severe thunderstorms were located along a line
extending from Carbondale to Mount Cobb to Scranton, moving east at
50 mph.

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

SOURCE...Law enforcement. Trees and powerlines continue to be 
         reported blown down as this line of thunderstorms continues 
         to move across Lackawanna County.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Scranton, Dunmore, Carbondale, Archbald, Blakely, Taylor, Dickson
City, Moosic, Olyphant and Lackawaxen.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

Additional statements will be issued as conditions warrant.

&&

LAT...LON 4134 7480 4124 7513 4125 7513 4125 7517
      4133 7566 4137 7572 4141 7574 4148 7569
      4154 7565 4162 7560 4165 7546 4163 7479
TIME...MOT...LOC 2327Z 281DEG 42KT 4157 7549 4143 7550 4138 7565 

HAIL...1.00IN
WIND...60MPH
 
$$

Butts

042 
WWUS51 KBGM 282342
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
742 PM EDT Wed Apr 28 2021

PAC069-282351-
/O.CAN.KBGM.SV.W.0003.000000T0000Z-210429T0000Z/
Lackawanna PA-
742 PM EDT Wed Apr 28 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN LACKAWANNA COUNTY
IS CANCELLED...

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

Additional statements will be issued as conditions warrant.

LAT...LON 4134 7480 4124 7513 4125 7513 4125 7517
      4129 7544 4162 7546 4165 7546 4163 7479
TIME...MOT...LOC 2341Z 279DEG 39KT 4155 7530 4141 7531 4128 7541 

$$

NYC105-PAC103-127-290000-
/O.CON.KBGM.SV.W.0003.000000T0000Z-210429T0000Z/
Sullivan NY-Wayne PA-Pike PA-
742 PM EDT Wed Apr 28 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR SOUTHWESTERN SULLIVAN...SOUTHERN WAYNE AND PIKE COUNTIES...

At 741 PM EDT, severe thunderstorms were located along a line
extending from near Honesdale to Arlington to near Angels, moving
east at 45 mph.

HAZARD...70 mph wind gusts and quarter size hail.

SOURCE...Law enforcement. Trees and powerlines were reported blown 
         down as this line of thunderstorms moved across Lackawanna 
         County.

IMPACT...Hail damage to vehicles is expected. Expect considerable 
         tree damage. Wind damage is also likely to mobile homes, 
         roofs, and outbuildings.

Locations impacted include...
Lackawaxen, Blooming Grove, Honesdale, Paupack, Shohola, South
Canaan, Tusten, Sterling, Waymart and Hawley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

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

Additional statements will be issued as conditions warrant.

&&

LAT...LON 4134 7480 4124 7513 4125 7513 4125 7517
      4129 7544 4162 7546 4165 7546 4163 7479
TIME...MOT...LOC 2341Z 279DEG 39KT 4155 7530 4141 7531 4128 7541 

HAIL...1.00IN
WIND...70MPH
 
$$

Butts

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 28, 3:45 PM EDT	Special Weather Statement	BGM	Seneca	30 min
Apr 28, 4:26 PM EDT	Special Weather Statement	BGM	Steuben	49 min
Apr 28, 4:42 PM EDT	Special Weather Statement	BGM	Chenango	33 min
Apr 28, 6:26 PM EDT	Special Weather Statement	BGM	Broome	34 min
Apr 28, 7:57 PM EDT	Severe Thunderstorm Warning	BGM	Sullivan	33 min
Apr 28, 5:35 PM EDT	Special Weather Statement	BGM	Bradford	55 min
Apr 28, 6:29 PM EDT	Special Weather Statement	BGM	Wyoming	46 min
Apr 28, 6:45 PM EDT	Severe Thunderstorm Warning	BGM	Bradford, Susquehanna, Wyoming	30 min
Apr 28, 7:04 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna, Wayne, Wyoming	11 min
Apr 28, 7:37 PM EDT	Special Weather Statement	BGM	Luzerne	53 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2021 Severe Thunderstorm Warnings in New York, 2021 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.