Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 262, NWS Binghamton, NY

September 15, 2021Susquehanna County, Pennsylvania; Broome County, New York

NWS Binghamton, NY issued this severe thunderstorm warning at Sep 15, 2021, 1:22 PM EDT for Susquehanna County, Pennsylvania; Broome County, New York. It was in force for 23 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
Sep 15, 2021, 1:22 PM EDT (17:22 UTC)
Expired
Sep 15, 2021, 1:45 PM EDT
In force
23 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Broome County, NY, Susquehanna County, PA

The radar

The Binghamton radar (KBGM), 27 km from the middle of the area, began a volume at 17:25 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.

The watch it was issued in

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

IssuedProductOfficeLasted
Sep 15, 11:55 AM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Albany, NY (KALY), launched 12:00Z, 5.4 hours before the alert went out and 199 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 12:00Z on 2021-09-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 856 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, Albany, NY at 12:00Z on 2021-09-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 214 square meters per square second.19395878Sfc1 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
856 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
766 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
214 m²/s²
0-3 km storm-relative helicity
248 m²/s²
Significant tornado parameter
0.7
Supercell composite
6.3

Open this sounding in Storm Lab

The text

As transmitted.

108 
WUUS51 KBGM 151722
SVRBGM
NYC007-PAC115-151745-
/O.NEW.KBGM.SV.W.0262.210915T1722Z-210915T1745Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Binghamton NY
122 PM EDT Wed Sep 15 2021

The National Weather Service in Binghamton has issued a

* Severe Thunderstorm Warning for...
  Southwestern Broome County in central New York...
  Northwestern Susquehanna County in northeastern Pennsylvania...

* Until 145 PM EDT.

* At 122 PM EDT, a severe thunderstorm was located over Little
  Meadows, or 10 miles south of Endicott, moving east at 30 mph.

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

  SOURCE...Radar indicated.

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

* Locations impacted include...
  Conklin, Little Meadows, Friendsville, Vestal Center, Brackney,
  Salt Springs State Park and Wyoanna.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

To report severe weather, contact your nearest law enforcement
agency. They will send your report to the National Weather Service
office in Binghamton.

&&

LAT...LON 4191 7613 4191 7614 4200 7615 4200 7611
      4203 7610 4208 7582 4188 7575
TIME...MOT...LOC 1722Z 259DEG 25KT 4195 7610 

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

$$

BJT
1 follow-up statement
565 
WWUS51 KBGM 151741
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
141 PM EDT Wed Sep 15 2021

NYC007-PAC115-151751-
/O.EXP.KBGM.SV.W.0262.000000T0000Z-210915T1745Z/
Broome NY-Susquehanna PA-
141 PM EDT Wed Sep 15 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BROOME AND
NORTHWESTERN SUSQUEHANNA COUNTIES WILL EXPIRE AT 145 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However gusty
winds and heavy rain are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
central New York...and northeastern Pennsylvania.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Binghamton.

LAT...LON 4191 7613 4191 7614 4200 7615 4200 7611
      4203 7610 4208 7582 4188 7575
TIME...MOT...LOC 1741Z 259DEG 25KT 4197 7593 

$$

BJT

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 15, 12:46 PM EDTSevere Thunderstorm WarningBGMBradford44 min
Sep 15, 2:32 PM EDTSpecial Weather StatementBGMSusquehanna43 min
Sep 15, 3:18 PM EDTSpecial Weather StatementBGMSusquehanna42 min
Sep 15, 3:53 PM EDTSpecial Weather StatementBGMWayne52 min
Sep 15, 4:18 PM EDTSpecial Weather StatementBGMLuzerne, Wyoming42 min
Sep 15, 4:25 PM EDTSevere Thunderstorm WarningBGMLuzerne35 min
Sep 15, 4:49 PM EDTSevere Thunderstorm WarningBGMLackawanna, Luzerne41 min
Sep 15, 5:23 PM EDTSpecial Weather StatementBGMLackawanna37 min
Sep 15, 5:34 PM EDTSpecial Weather StatementBGMLuzerne26 min
Sep 15, 5:37 PM EDTSevere Thunderstorm WarningBGMLackawanna, Pike, Wayne38 min
Sep 15, 6:15 PM EDTSpecial Weather StatementBGMPike30 min
Sep 15, 5:56 AM EDTSpecial Weather StatementBGMOneida34 min
Sep 15, 6:27 AM EDTSpecial Weather StatementBGMOneida33 min
Sep 15, 12:10 PM EDTSpecial Weather StatementBGMOtsego35 min
Sep 15, 12:15 PM EDTSevere Thunderstorm WarningBGMOtsego45 min
Sep 15, 12:18 PM EDTSpecial Weather StatementBGMBroome, Chenango27 min
Sep 15, 12:43 PM EDTSevere Thunderstorm WarningBGMBroome, Chenango, Delaware47 min
Sep 15, 12:50 PM EDTAreal Flood AdvisoryBGMOtsego3 hr
Sep 15, 1:07 PM EDTSpecial Weather StatementBGMSteuben38 min
Sep 15, 1:09 PM EDTSevere Thunderstorm WarningBGMChenango, Delaware, Otsego51 min
Sep 15, 1:39 PM EDTSevere Thunderstorm WarningBGMSchuyler, Steuben51 min
Sep 15, 1:56 PM EDTAreal Flood AdvisoryBGMBroome, Chenango, Delaware, Otsego3 hr
Sep 15, 2:00 PM EDTSpecial Weather StatementBGMOtsego15 min
Sep 15, 2:13 PM EDTSpecial Weather StatementBGMDelaware47 min
Sep 15, 2:14 PM EDTSevere Thunderstorm WarningBGMSchuyler, Tompkins26 min
Sep 15, 2:44 PM EDTSpecial Weather StatementBGMCortland, Tompkins46 min
Sep 15, 3:00 PM EDTSpecial Weather StatementBGMDelaware45 min
Sep 15, 3:44 PM EDTFlash Flood WarningBGMOtsego2 hr
Sep 15, 4:08 PM EDTSpecial Weather StatementBGMOtsego52 min
Sep 15, 5:03 PM EDTSpecial Weather StatementBGMSullivan27 min
Sep 15, 5:19 PM EDTAreal Flood AdvisoryBGMSullivan119 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2021Severe Thunderstorm Warnings in New York, 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.