Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 13, NWS Binghamton, NY

April 26, 2011Bradford County, Susquehanna County, Wyoming County, Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Apr 26, 2011, 8:23 PM EDT for Bradford County, Susquehanna County, Wyoming County, Pennsylvania. It was in force for 67 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 26, 2011, 8:23 PM EDT (00:23 UTC)
Expired: Apr 26, 2011, 9:30 PM EDT
In force: 67 min
Issued by: NWS Binghamton, NY
Area: Storm-based polygon

Counties Bradford County, PA, Susquehanna County, PA, Wyoming County, PA

The radar

The Binghamton radar (KBGM), 65 km from the middle of the area, began a volume at 00:25 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 26, 8:45 PM EDT	TSTM WND DMG	Camptown, PA	MULTIPLE TREES DOWN BLOCKING ROADWAY AT THE INTERSECTION OF STATE ROAD 409 AND 706
Apr 26, 8:53 PM EDT	TSTM WND DMG	Dimock, PA	NUMEROUS TREES DOWN. 30 FOOT TRAILER OVERTURNED. POLE BARN DESTROYED.
Apr 26, 9:02 PM EDT	HAIL 0.75	Montrose, PA
Apr 26, 9:11 PM EDT	HAIL 0.75	Montrose, PA

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
Apr 26, 1:49 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Albany, NY (KALY), launched 00:00Z, 0.4 hours before the alert went out and 224 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: 168 J/kg
Mixed-layer CIN: -74 J/kg
Mixed-layer LCL: 1821 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 225 m²/s²
0-3 km storm-relative helicity: 240 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.9

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

071 
WUUS51 KBGM 270023
SVRBGM
PAC015-115-131-270130-
/O.NEW.KBGM.SV.W.0013.110427T0023Z-110427T0130Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE BINGHAMTON NY
823 PM EDT TUE APR 26 2011

THE NATIONAL WEATHER SERVICE IN BINGHAMTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN BRADFORD COUNTY IN NORTHEAST PENNSYLVANIA...
  WESTERN SUSQUEHANNA COUNTY IN NORTHEAST PENNSYLVANIA...
  NORTHERN WYOMING COUNTY IN NORTHEAST PENNSYLVANIA...

* UNTIL 930 PM EDT.

* AT 821 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING WINDS IN
  EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING
  FROM LE RAYSVILLE TO CAMPTOWN TO WYALUSING TO 7 MILES WEST OF
  LOVELTON TO 10 MILES WEST OF LOVELTON...AND MOVING EAST AT 30 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  LACEYVILLE AT 840 PM EDT...
  MESHOPPEN AT 850 PM EDT...
  MEHOOPANY AND AUBURN CENTER AT 855 PM EDT...
  MONTROSE AT 905 PM EDT...
  TUNKHANNOCK AND LAKE CAREY AT 910 PM EDT...
  SUGAR RUN AT 830 PM EDT...
  SPRING HILL AND RUSHVILLE AT 835 PM EDT...
  LOVELTON AT 840 PM EDT...

WHEN YOU CAN DO SO SAFELY...PLEASE REPORT HAIL...OR DAMAGING WINDS TO
THE NATIONAL WEATHER SERVICE BY CALLING TOLL FREE AT
1-877-633-6772...OR BY EMAIL AT BGM.STORMREPORT@NOAA.GOV.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER INDOORS AND STAY
AWAY FROM WINDOWS!

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

&&

LAT...LON 4148 7625 4154 7623 4156 7643 4159 7644
      4187 7619 4197 7572 4163 7581 4152 7593
TIME...MOT...LOC 0023Z 255DEG 24KT 4186 7617 4171 7625
          4164 7630 4156 7630 4151 7635

$$

DJN

1 follow-up statement

082 
WWUS51 KBGM 270121
SVSBGM

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BINGHAMTON NY
921 PM EDT TUE APR 26 2011

PAC015-270131-
/O.CAN.KBGM.SV.W.0013.000000T0000Z-110427T0130Z/
BRADFORD PA-
921 PM EDT TUE APR 26 2011

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

PLEASE REPORT HAIL...OR DAMAGING WINDS TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE AT 1-877-633-6772...OR BY EMAIL AT
BGM.STORMREPORT@NOAA.GOV.

LAT...LON 4148 7625 4154 7623 4155 7622 4165 7620
      4165 7612 4188 7613 4197 7572 4163 7581
      4152 7593
TIME...MOT...LOC 0121Z 255DEG 24KT 4195 7566 4180 7574
          4173 7580 4165 7580 4160 7585

$$

PAC115-131-270130-
/O.CON.KBGM.SV.W.0013.000000T0000Z-110427T0130Z/
SUSQUEHANNA PA-WYOMING PA-
921 PM EDT TUE APR 26 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 930 PM EDT
FOR NORTHERN WYOMING AND WESTERN SUSQUEHANNA COUNTIES...

AT 916 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM HALLSTEAD TO ALFORD TO DIMOCK TO AVERY TO ALDOVIN...
MOVING EAST AT 30 MPH.

PLEASE REPORT HAIL...OR DAMAGING WINDS TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE AT 1-877-633-6772...OR BY EMAIL AT
BGM.STORMREPORT@NOAA.GOV.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE IN THE PATH OF THIS STORM...SEEK SHELTER INDOORS AND STAY
AWAY FROM WINDOWS!

&&

LAT...LON 4148 7625 4154 7623 4155 7622 4165 7620
      4165 7612 4188 7613 4197 7572 4163 7581
      4152 7593
TIME...MOT...LOC 0121Z 255DEG 24KT 4195 7566 4180 7574
          4173 7580 4165 7580 4160 7585

$$

DJN

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 26, 8:40 PM EDT	Areal Flood Advisory	BGM	Bradford, Susquehanna	3 hr
Apr 26, 8:55 PM EDT	Severe Thunderstorm Warning	BGM	Susquehanna, Wayne	65 min
Apr 26, 9:05 PM EDT	Flash Flood Warning	BGM	Bradford, Lackawanna, Susquehanna, Wyoming	4 hr
Apr 26, 9:09 PM EDT	Severe Thunderstorm Warning	BGM	Luzerne, Wyoming	51 min
Apr 26, 9:19 PM EDT	Severe Thunderstorm Warning	BGM	Susquehanna, Wayne	41 min
Apr 26, 9:35 PM EDT	Areal Flood Advisory	BGM	Lackawanna, Wayne	4 hr
Apr 26, 9:45 PM EDT	Areal Flood Advisory	BGM	Lackawanna, Luzerne, Wayne, Wyoming	4 hr
Apr 26, 10:02 PM EDT	River Flood Warning	BGM	Bradford	5 days
Apr 26, 10:02 PM EDT	Severe Thunderstorm Warning	BGM	Wayne	43 min
Apr 26, 10:07 PM EDT	Severe Thunderstorm Warning	BGM	Lackawanna, Luzerne, Pike, Susquehanna, Wayne, Wyoming	68 min
Apr 26, 10:16 PM EDT	Severe Thunderstorm Warning	BGM	Luzerne, Pike	37 min
Apr 26, 10:49 PM EDT	Flash Flood Warning	BGM	Lackawanna, Luzerne, Wayne, Wyoming	4 hr
Apr 26, 11:23 PM EDT	Areal Flood Warning	BGM	Bradford	6 hr
Apr 26, 11:48 PM EDT	Areal Flood Advisory	BGM	Pike	3 hr
Apr 27, 1:09 AM EDT	River Flood Warning	BGM	Susquehanna	4 days
Apr 27, 2:43 AM EDT	River Flood Warning	BGM	Wyoming	3 days
Apr 27, 6:00 AM EDT	River Flood Warning	BGM	Bradford	63 hr
Apr 27, 10:25 AM EDT	River Flood Warning	BGM	Luzerne	3 days
Apr 27, 11:25 AM EDT	Flash Flood Watch	BGM	Bradford, Lackawanna, Luzerne, Pike, Susquehanna, Wayne and 1 more	27 hr
Apr 27, 7:50 PM EDT	Severe Thunderstorm Warning	BGM	Bradford	55 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2011 Every severe thunderstorm warning in 2011

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.