Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 196, NWS Binghamton, NY

July 19, 2021Bradford County, Pennsylvania

NWS Binghamton, NY issued this severe thunderstorm warning at Jul 19, 2021, 6:31 PM EDT for Bradford County, Pennsylvania. It was in force for 29 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 19, 2021, 6:31 PM EDT (22:31 UTC)
Expired
Jul 19, 2021, 7:00 PM EDT
In force
29 min
Issued by
NWS Binghamton, NY
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Bradford County, PA

The radar

The Binghamton radar (KBGM), 74 km from the middle of the area, began a volume at 22:34 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

Buffalo Intl Airport, NY (KBUF), launched 12:00Z, 10.5 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, Buffalo Intl Airport, NY at 12:00Z on 2021-07-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 348 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, Buffalo Intl Airport, NY at 12:00Z on 2021-07-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 58 square meters per square second.1939Sfc1 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
348 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1074 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
58 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

441 
WUUS51 KBGM 192231
SVRBGM
PAC015-192300-
/O.NEW.KBGM.SV.W.0196.210719T2231Z-210719T2300Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Binghamton NY
631 PM EDT Mon Jul 19 2021

The National Weather Service in Binghamton has issued a

* Severe Thunderstorm Warning for...
  Northwestern Bradford County in northeastern Pennsylvania...

* Until 700 PM EDT.

* At 631 PM EDT, a severe thunderstorm was located over Gillett, or 8
  miles north of Troy, moving southeast 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...
  Troy, Springfield, West Burlington, Burlington, Wetona, Gillett, Le
  Roy, Dunning, Leona and Cowley.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4194 7689 4199 7679 4177 7649 4165 7673
TIME...MOT...LOC 2231Z 327DEG 26KT 4191 7677 

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

Kistner
2 follow-up statements
249 
WWUS51 KBGM 192248
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
648 PM EDT Mon Jul 19 2021

PAC015-192300-
/O.CON.KBGM.SV.W.0196.000000T0000Z-210719T2300Z/
Bradford PA-
648 PM EDT Mon Jul 19 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 700 PM EDT
FOR NORTHWESTERN BRADFORD COUNTY...

At 648 PM EDT, a severe thunderstorm was located over Wetona, or near
Troy, moving southeast at 30 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Troy, Springfield, West Burlington, Burlington, Wetona, Le Roy,
Leona, Cowley and Mount Pisgah State Park.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 4187 7685 4194 7672 4177 7649 4165 7673
TIME...MOT...LOC 2248Z 327DEG 26KT 4181 7668 

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

Kistner
218 
WWUS51 KBGM 192255
SVSBGM

Severe Weather Statement
National Weather Service Binghamton NY
655 PM EDT Mon Jul 19 2021

PAC015-192305-
/O.EXP.KBGM.SV.W.0196.000000T0000Z-210719T2300Z/
Bradford PA-
655 PM EDT Mon Jul 19 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN BRADFORD COUNTY
WILL EXPIRE AT 700 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.

LAT...LON 4187 7685 4194 7672 4177 7649 4165 7673
TIME...MOT...LOC 2255Z 327DEG 26KT 4177 7665 

$$

Kistner

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 19, 6:25 PM EDTSpecial Weather StatementBGMBradford35 min

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.