Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 38, NWS Pittsburgh, PA

June 14, 2021Indiana County, Pennsylvania

NWS Pittsburgh, PA issued this severe thunderstorm warning at Jun 14, 2021, 3:42 PM EDT for Indiana County, Pennsylvania. It was in force for 33 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: Jun 14, 2021, 3:42 PM EDT (19:42 UTC)
Expired: Jun 14, 2021, 4:15 PM EDT
In force: 33 min
Issued by: NWS Pittsburgh, PA
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Indiana County, PA

The radar

The State College radar (KCCX), 82 km from the middle of the area, began a volume at 19:43 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.

Issued	Product	Office	Lasted
Jun 14, 11:46 AM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 7.7 hours before the alert went out and 104 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: 1684 m above ground
0-6 km bulk shear: 51 kt
0-1 km storm-relative helicity: 26 m²/s²
0-3 km storm-relative helicity: 72 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

346 
WUUS51 KPBZ 141942
SVRPBZ
PAC063-142015-
/O.NEW.KPBZ.SV.W.0038.210614T1942Z-210614T2015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pittsburgh PA
342 PM EDT Mon Jun 14 2021

The National Weather Service in Pittsburgh has issued a

* Severe Thunderstorm Warning for...
  Northeastern Indiana County in west central Pennsylvania...

* Until 415 PM EDT.

* At 342 PM EDT, a severe thunderstorm was located 8 miles northeast
  of Indiana, moving east at 55 mph.

  HAZARD...Wind gusts to 60 mph and quarter-size hail.

  SOURCE...Radar.

  IMPACT...Minor hail damage to vehicles is possible. Expect wind 
           damage to trees and power lines, resulting in some power 
           outages.

* Locations impacted include...
  Indiana...                        Clymer...
  Chevy Chase Heights...            Ernest...
  Marion Center...                  Cherry Tree...
  Creekside...                      Plumville...
  Glen Campbell...                  Dixonville...
  Commodore...                      Rochester Mills...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to an interior room on the lowest floor of a building.

Please report severe weather by calling 412-262-1988, posting to 
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH. 

&&

LAT...LON 4072 7881 4051 7891 4069 7928 4087 7914
      4083 7881 4072 7880
TIME...MOT...LOC 1942Z 283DEG 49KT 4073 7906 

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

2 follow-up statements

702 
WWUS51 KPBZ 141957
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
357 PM EDT Mon Jun 14 2021

PAC063-142015-
/O.CON.KPBZ.SV.W.0038.000000T0000Z-210614T2015Z/
Indiana PA-
357 PM EDT Mon Jun 14 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 415 PM EDT
FOR NORTHEASTERN INDIANA COUNTY...

At 356 PM EDT, a severe thunderstorm was located 7 miles west of
Northern Cambria, or 13 miles east of Indiana, moving southeast at 35
mph.

HAZARD...Wind gusts to 60 mph.

SOURCE...Radar.

IMPACT...Expect damage to trees and power lines, resulting in some 
         power outages.

Locations impacted include...
Clymer...                         Cherry Tree...
Glen Campbell...                  Dixonville...
Commodore...                      

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Move to an interior room on the lowest floor of a building.

Please report severe weather by calling 412-262-1988, posting to 
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH. 

&&

LAT...LON 4072 7881 4051 7891 4066 7906 4079 7898
      4083 7881 4072 7880
TIME...MOT...LOC 1956Z 294DEG 30KT 4067 7891 

HAIL...<.75IN
WIND...60MPH
 
$$

995 
WWUS51 KPBZ 142008
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
408 PM EDT Mon Jun 14 2021

PAC063-142018-
/O.EXP.KPBZ.SV.W.0038.000000T0000Z-210614T2015Z/
Indiana PA-
408 PM EDT Mon Jun 14 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN INDIANA COUNTY
WILL EXPIRE AT 415 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 600 PM EDT for
west central Pennsylvania.

LAT...LON 4072 7881 4051 7891 4066 7906 4079 7898
      4083 7881 4072 7880
TIME...MOT...LOC 2008Z 283DEG 49KT 4064 7876 

$$

The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 14, 11:13 AM EDT	Special Weather Statement	PBZ	Venango	32 min
Jun 14, 11:17 AM EDT	Severe Thunderstorm Warning	PBZ	Butler, Mercer, Venango	28 min
Jun 14, 11:46 AM EDT	Special Weather Statement	PBZ	Butler	29 min
Jun 14, 11:48 AM EDT	Special Weather Statement	PBZ	Forest	27 min
Jun 14, 12:23 PM EDT	Special Weather Statement	PBZ	Butler	37 min
Jun 14, 12:45 PM EDT	Severe Thunderstorm Warning	PBZ	Armstrong, Butler, Clarion	30 min
Jun 14, 1:17 PM EDT	Special Weather Statement	PBZ	Allegheny	28 min
Jun 14, 2:24 PM EDT	Special Weather Statement	PBZ	Beaver	36 min
Jun 14, 2:28 PM EDT	Special Weather Statement	PBZ	Butler	32 min
Jun 14, 2:33 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Beaver, Washington	27 min
Jun 14, 2:44 PM EDT	Areal Flood Advisory	PBZ	Allegheny	111 min
Jun 14, 2:53 PM EDT	Special Weather Statement	PBZ	Butler	37 min
Jun 14, 2:54 PM EDT	Special Weather Statement	PBZ	Washington	36 min
Jun 14, 2:57 PM EDT	Special Weather Statement	PBZ	Allegheny	33 min
Jun 14, 2:59 PM EDT	Areal Flood Advisory	PBZ	Allegheny, Beaver	47 min
Jun 14, 3:01 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	29 min
Jun 14, 3:03 PM EDT	Special Weather Statement	PBZ	Armstrong	27 min
Jun 14, 3:05 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Washington, Westmoreland	25 min
Jun 14, 3:10 PM EDT	Special Weather Statement	PBZ	Beaver	35 min
Jun 14, 3:22 PM EDT	Special Weather Statement	PBZ	Armstrong, Indiana	23 min
Jun 14, 3:26 PM EDT	Severe Thunderstorm Warning	PBZ	Washington	34 min
Jun 14, 3:29 PM EDT	Severe Thunderstorm Warning	PBZ	Allegheny, Washington, Westmoreland	31 min
Jun 14, 3:40 PM EDT	Areal Flood Advisory	PBZ	Allegheny, Westmoreland	91 min
Jun 14, 3:44 PM EDT	Areal Flood Advisory	PBZ	Allegheny, Washington	106 min
Jun 14, 3:52 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene, Washington, Westmoreland	24 min
Jun 14, 3:55 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Westmoreland	37 min
Jun 14, 4:18 PM EDT	Special Weather Statement	PBZ	Fayette	42 min
Jun 14, 4:25 PM EDT	Special Weather Statement	PBZ	Greene	50 min
Jun 14, 4:47 PM EDT	Severe Thunderstorm Warning	PBZ	Greene, Washington	43 min
Jun 14, 5:18 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene	27 min
Jun 14, 5:19 PM EDT	Special Weather Statement	PBZ	Fayette	26 min
Jun 14, 5:41 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette	31 min
Jun 14, 5:42 PM EDT	Special Weather Statement	PBZ	Fayette	33 min
Jun 14, 5:45 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	30 min
Jun 14, 6:02 PM EDT	Severe Thunderstorm Warning	PBZ	Fayette, Greene	28 min
Jun 14, 6:27 PM EDT	Severe Thunderstorm Warning	PBZ	Greene	33 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.