Alert archive / Pennsylvania / Severe Thunderstorm Warnings in 2019

Severe Thunderstorm Warning 21, NWS Pittsburgh, PA

April 14, 2019Brooke County, Hancock County, West Virginia; 4 counties in Pennsylvania; Columbiana County, Jefferson County, Ohio

NWS Pittsburgh, PA issued this severe thunderstorm warning at Apr 14, 2019, 7:15 PM EDT for Brooke County, Hancock County, West Virginia; 4 counties in Pennsylvania; Columbiana County, Jefferson County, Ohio. It was in force for 34 min. 1 report 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 14, 2019, 7:15 PM EDT (23:15 UTC)
Expired
Apr 14, 2019, 7:49 PM EDT
In force
34 min
Issued by
NWS Pittsburgh, PA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Columbiana County, OH, Jefferson County, OH, Allegheny County, PA, Beaver County, PA, Butler County, PA, Washington County, PA, Brooke County, WV, Hancock County, WV

The radar

The Pittsburgh radar (KPBZ), 8 km from the middle of the area, began a volume at 23:15 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

TimeReportWhereRemark
Apr 14, 7:31 PM EDTTSTM WND GST 603 Nnw New Sheffield, PASMALL LIMBS BROKEN.

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.

IssuedProductOfficeLasted
Apr 14, 6:46 PM EDTTornado WatchSPC8 hr
Apr 14, 4:11 PM EDTTornado WatchSPC4 hr

The nearest sounding before it

Pittsburgh, PA (KAGC), launched 12:00Z, 11.3 hours before the alert went out and 24 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, Pittsburgh, PA at 12:00Z on 2019-04-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Pittsburgh, PA at 12:00Z on 2019-04-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 337 square meters per square second.1939587897Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1764 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
337 m²/s²
0-3 km storm-relative helicity
432 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

203 
WUUS51 KPBZ 142315
SVRPBZ
OHC029-081-PAC003-007-019-125-WVC009-029-150000-
/O.NEW.KPBZ.SV.W.0021.190414T2315Z-190415T0000Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pittsburgh PA
715 PM EDT Sun Apr 14 2019

The National Weather Service in Pittsburgh has issued a

* Severe Thunderstorm Warning for...
  Northeastern Jefferson County in east central Ohio...
  Southeastern Columbiana County in east central Ohio...
  Northwestern Washington County in southwestern Pennsylvania...
  Beaver County in western Pennsylvania...
  Southwestern Butler County in west central Pennsylvania...
  Northwestern Allegheny County in southwestern Pennsylvania...
  Northeastern Brooke County in northern West Virginia...
  Hancock County in northern West Virginia...

* Until 800 PM EDT.

* At 715 PM EDT, severe thunderstorms were located along a line
  extending from East Liverpool to near Wintersville, moving
  northeast at 70 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...
  Ross Township...                  McCandless Township...
  Cranberry...                      Moon Township...
  Weirton...                        Steubenville...
  Franklin Park...                  East Liverpool...
  Aliquippa...                      Beaver Falls...
  Monaca...                         Wellsville...

This includes the following highways...
  Pennsylvania Turnpike between mile markers 14 and 39.
  Interstate 79 in Pennsylvania between mile markers 64 and 93.
  Interstate 376 in Pennsylvania between mile markers 31 and 58.

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. 

&&

A Tornado Watch remains in effect until 900 PM EDT for east central
Ohio. A Tornado Watch also remains in effect until 300 AM EDT for
western, southwestern and west central Pennsylvania...and northern
West Virginia.

LAT...LON 4054 7993 4030 8073 4070 8064 4091 7998
TIME...MOT...LOC 2315Z 236DEG 62KT 4060 8060 4034 8071 

HAIL...<.75IN
WIND...60MPH
 
$$
SKH
3 follow-up statements
826 
WWUS51 KPBZ 142329
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
729 PM EDT Sun Apr 14 2019

OHC081-142339-
/O.CAN.KPBZ.SV.W.0021.000000T0000Z-190415T0000Z/
Jefferson OH-
729 PM EDT Sun Apr 14 2019

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN JEFFERSON COUNTY
IS CANCELLED...

The storms that prompted the warning have moved out of the area.
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 900 PM EDT for east central
Ohio. A Tornado Watch also remains in effect until 300 AM EDT for
western, southwestern and west central Pennsylvania...and northern
West Virginia.

LAT...LON 4054 7993 4035 8060 4074 8051 4091 7998
TIME...MOT...LOC 2329Z 270DEG 62KT 4071 8038 4045 8049 

$$

OHC029-PAC003-007-019-125-WVC009-029-150000-
/O.CON.KPBZ.SV.W.0021.000000T0000Z-190415T0000Z/
Columbiana OH-Washington PA-Beaver PA-Butler PA-Allegheny PA-
Brooke WV-Hancock WV-
729 PM EDT Sun Apr 14 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR EASTERN COLUMBIANA...NORTHWESTERN WASHINGTON...BEAVER...
SOUTHWESTERN BUTLER...NORTHWESTERN ALLEGHENY...NORTHEASTERN BROOKE
AND EASTERN HANCOCK COUNTIES...

At 729 PM EDT, severe thunderstorms were located along a line
extending from near New Brighton to near Weirton, moving east at 70
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...
Ross Township...                  McCandless Township...
Cranberry...                      Moon Township...
Weirton...                        Franklin Park...
East Liverpool...                 Aliquippa...
Beaver Falls...                   Monaca...
Shaler Township...                Hampton Township...

This includes the following highways...
  Pennsylvania Turnpike between mile markers 15 and 39.
  Interstate 79 in Pennsylvania between mile markers 64 and 93.
  Interstate 376 in Pennsylvania between mile markers 31 and 57.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A tornado watch remains in effect for the warned area.

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. 

&&

A Tornado Watch remains in effect until 900 PM EDT for east central
Ohio. A Tornado Watch also remains in effect until 300 AM EDT for
western, southwestern and west central Pennsylvania...and northern
West Virginia.

LAT...LON 4054 7993 4035 8060 4074 8051 4091 7998
TIME...MOT...LOC 2329Z 270DEG 62KT 4071 8038 4045 8049 

HAIL...<.75IN
WIND...60MPH
 
$$
SKH
047 
WWUS51 KPBZ 142336
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
736 PM EDT Sun Apr 14 2019

OHC029-WVC009-029-142346-
/O.CAN.KPBZ.SV.W.0021.000000T0000Z-190415T0000Z/
Columbiana OH-Brooke WV-Hancock WV-
736 PM EDT Sun Apr 14 2019

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN COLUMBIANA...
NORTHEASTERN BROOKE AND EASTERN HANCOCK COUNTIES IS CANCELLED...

The storms that prompted the warning have moved out of the area.
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 300 AM EDT for western,
southwestern and west central Pennsylvania.

LAT...LON 4039 8045 4079 8036 4091 7998 4054 7993
TIME...MOT...LOC 2336Z 236DEG 62KT 4077 8027 4051 8038 

$$

PAC003-007-019-125-150000-
/O.CON.KPBZ.SV.W.0021.000000T0000Z-190415T0000Z/
Washington PA-Beaver PA-Butler PA-Allegheny PA-
736 PM EDT Sun Apr 14 2019

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR NORTHWESTERN WASHINGTON...CENTRAL BEAVER...SOUTHWESTERN BUTLER
AND NORTHWESTERN ALLEGHENY COUNTIES...

At 736 PM EDT, severe thunderstorms were located along a line
extending from near Beaver Falls to 7 miles northwest of Imperial,
moving northeast at 70 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...
Ross Township...                  McCandless Township...
Cranberry...                      Moon Township...
Franklin Park...                  Aliquippa...
Beaver Falls...                   Monaca...
Shaler Township...                Hampton Township...
Robinson Township...              Economy...

This includes the following highways...
  Pennsylvania Turnpike between mile markers 14 and 39.
  Interstate 79 in Pennsylvania between mile markers 64 and 93.
  Interstate 376 in Pennsylvania between mile markers 31 and 58.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A tornado watch remains in effect for the warned area.

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. 

&&

A Tornado Watch remains in effect until 300 AM EDT for western,
southwestern and west central Pennsylvania.

LAT...LON 4039 8045 4079 8036 4091 7998 4054 7993
TIME...MOT...LOC 2336Z 236DEG 62KT 4077 8027 4051 8038 

HAIL...<.75IN
WIND...60MPH
 
$$
SKH
526 
WWUS51 KPBZ 142349
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
749 PM EDT Sun Apr 14 2019

PAC003-007-019-125-142359-
/O.CAN.KPBZ.SV.W.0021.000000T0000Z-190415T0000Z/
Washington PA-Beaver PA-Butler PA-Allegheny PA-
749 PM EDT Sun Apr 14 2019

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN WASHINGTON...
CENTRAL BEAVER...SOUTHWESTERN BUTLER AND NORTHWESTERN ALLEGHENY
COUNTIES IS CANCELLED...
            
The storms that prompted the warning have weakened below severe
limits and no longer pose an immediate threat to life and property.
Therefore, the warning has been cancelled.  However gusty winds are
still possible with these thunderstorms.

A Tornado Watch remains in effect until 300 AM EDT for western,
southwestern and west central Pennsylvania.

LAT...LON 4039 8045 4079 8036 4091 7998 4054 7993
TIME...MOT...LOC 2348Z 236DEG 62KT 4089 8004 4063 8015 

$$
SKH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 14, 6:36 PM EDTSevere Thunderstorm WarningPBZBrooke, Marshall, Ohio39 min
Apr 14, 6:43 PM EDTSevere Thunderstorm WarningPBZHancock47 min
Apr 14, 6:31 PM EDTSevere Thunderstorm WarningPBZMercer, Venango44 min
Apr 14, 6:59 PM EDTSevere Thunderstorm WarningPBZButler, Lawrence, Mercer, Venango46 min
Apr 14, 7:34 PM EDTTornado WarningPBZMercer, Venango26 min
Apr 14, 7:45 PM EDTSevere Thunderstorm WarningPBZArmstrong, Beaver, Butler, Clarion, Lawrence, Mercer and 1 more30 min
Apr 14, 7:46 PM EDTSevere Thunderstorm WarningPBZButler, Clarion, Forest, Mercer, Venango44 min
Apr 14, 4:42 PM EDTSpecial Weather StatementPBZCoshocton33 min
Apr 14, 4:52 PM EDTSevere Thunderstorm WarningPBZCoshocton, Tuscarawas38 min
Apr 14, 5:09 PM EDTSpecial Weather StatementPBZCoshocton, Muskingum36 min
Apr 14, 5:20 PM EDTSevere Thunderstorm WarningPBZCoshocton, Guernsey, Muskingum, Tuscarawas40 min
Apr 14, 5:23 PM EDTSevere Thunderstorm WarningPBZCoshocton, Guernsey, Muskingum, Tuscarawas52 min
Apr 14, 5:29 PM EDTSevere Thunderstorm WarningPBZCarroll, Columbiana, Tuscarawas46 min
Apr 14, 5:49 PM EDTTornado WarningPBZCarroll, Tuscarawas10 min
Apr 14, 5:58 PM EDTSevere Thunderstorm WarningPBZCarroll, Guernsey, Harrison, Jefferson, Tuscarawas47 min
Apr 14, 6:13 PM EDTSevere Thunderstorm WarningPBZCarroll, Columbiana, Tuscarawas32 min
Apr 14, 6:24 PM EDTSpecial Weather StatementPBZGuernsey, Noble36 min
Apr 14, 6:32 PM EDTSpecial Weather StatementPBZHarrison, Jefferson43 min
Apr 14, 6:49 PM EDTSpecial Weather StatementPBZBelmont, Monroe56 min
Apr 14, 7:30 PM EDTSpecial Weather StatementPBZCoshocton45 min

Nearby

Severe Thunderstorm Warnings in Pennsylvania, 2019Severe Thunderstorm Warnings in West Virginia, 2019Severe Thunderstorm Warnings in Ohio, 2019Every severe thunderstorm warning in 2019

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.