Alert archive / Pennsylvania / Tornado Warnings in 2018

Tornado Warning 4, NWS Binghamton, NY

June 13, 2018Bradford County, Pennsylvania

NWS Binghamton, NY issued this tornado warning at Jun 13, 2018, 8:15 PM EDT for Bradford County, Pennsylvania. It was in force for 45 min. 3 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 13, 2018, 8:15 PM EDT (00:15 UTC)
Expired: Jun 13, 2018, 9:00 PM EDT
In force: 45 min
Issued by: NWS Binghamton, NY
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

County Bradford County, PA

The radar

The Binghamton radar (KBGM), 80 km from the middle of the area, began a volume at 00:18 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 13, 8:16 PM EDT	TORNADO	1 E Granville Center, PA	NWS STORM SURVEY TEAM IDENTIFIED AN EF2 TORNADO EXTENDING FROM GRANVILLE TWP TO FRANKLIN TWP. THE TORNADO WAS 250 YARDS WIDE AND TRAVELED FOR ABOUT 5 MILES WITH MAXIMUM WIND SPEEDS ESTIMATED AT 120 MPH. SEVERAL BUILDINGS WERE DAMAGED, OR DESTROYED, INCLUDING H
Jun 13, 8:28 PM EDT	TSTM WND DMG	West Franklin, PA	MULTIPLE TREES DOWN, ROOF DAMAGE RT 514 FRANKLIN TWP
Jun 13, 8:45 PM EDT	TSTM WND DMG	4 W Franklindale, PA	HOUSE DESTROYED, TREES, WIRES DOWN NEAR BAILEY CORNERS RD FRANKLIN TWP

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

The watch it was issued in

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

Issued	Product	Office	Lasted
Jun 13, 4:06 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Buffalo Intl Airport, NY (KBUF), launched 00:00Z, 0.3 hours before the alert went out and 219 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: 69 J/kg
Mixed-layer CIN: -31 J/kg
Mixed-layer LCL: 1003 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: -122 m²/s²
0-3 km storm-relative helicity: -142 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

344 
WFUS51 KBGM 140015
TORBGM
PAC015-140100-
/O.NEW.KBGM.TO.W.0004.180614T0015Z-180614T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Binghamton NY
815 PM EDT WED JUN 13 2018

The National Weather Service in Binghamton has issued a

* Tornado Warning for...
  Southern Bradford County in northeastern Pennsylvania...

* Until 900 PM EDT.
    
* At 815 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Le Roy, or near Troy, moving southeast at 30 mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Burlington around 820 PM EDT.
  Franklindale around 830 PM EDT.
  Towanda and Monroeton around 835 PM EDT.
  New Albany, Overton and South Branch around 845 PM EDT.
  Wyalusing around 855 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4185 7672 4171 7623 4155 7636 4158 7674
      4160 7688 4161 7688
TIME...MOT...LOC 0015Z 297DEG 26KT 4174 7669 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

DJN

1 follow-up statement

663 
WWUS51 KBGM 140031
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
831 PM EDT WED JUN 13 2018

PAC015-140100-
/O.CON.KBGM.TO.W.0004.000000T0000Z-180614T0100Z/
Bradford PA-
831 PM EDT WED JUN 13 2018

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 900 PM EDT FOR SOUTHERN
BRADFORD COUNTY...
    
At 831 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Franklindale, or 7 miles southwest of Towanda,
moving southeast at 30 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Towanda and Monroeton around 835 PM EDT.
  New Albany, Overton and South Branch around 845 PM EDT.
  Wyalusing around 855 PM EDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 4185 7672 4171 7623 4155 7636 4158 7674
      4160 7688 4161 7688
TIME...MOT...LOC 0031Z 297DEG 26KT 4169 7655 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

DJN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 13, 8:45 PM EDT	Severe Thunderstorm Warning	BGM	Wyoming	60 min
Jun 13, 8:57 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna, Luzerne	33 min
Jun 13, 9:19 PM EDT	Tornado Warning	BGM	Luzerne	26 min
Jun 13, 9:40 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna, Luzerne	50 min
Jun 13, 9:54 PM EDT	Tornado Warning	BGM	Lackawanna, Luzerne	36 min

Nearby

Tornado Warnings in Pennsylvania, 2018 Every tornado warning in 2018 Tornadoes in 2018

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.