Alert archive / West Virginia / Tornado Warnings in 2021

Tornado Warning 26, NWS Pittsburgh, PA

October 21, 2021Brooke County, Ohio County, West Virginia; Jefferson County, Ohio; Washington County, Pennsylvania

NWS Pittsburgh, PA issued this tornado warning at Oct 21, 2021, 7:26 PM EDT for Brooke County, Ohio County, West Virginia; Jefferson County, Ohio; Washington County, Pennsylvania. It was in force for 34 min. 8 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
Oct 21, 2021, 7:26 PM EDT (23:26 UTC)
Expired
Oct 21, 2021, 8:00 PM EDT
In force
34 min
Issued by
NWS Pittsburgh, PA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Jefferson County, OH, Washington County, PA, Brooke County, WV, Ohio County, WV

The radar

The Pittsburgh radar (KPBZ), 32 km from the middle of the area, began a volume at 23:29 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
Oct 21, 7:40 PM EDTTSTM WND DMG1 Ese West Middletown, PATREES AND POWER LINES DOWN ON OLD TRAILS RD & JEFFERSON AVE.
Oct 21, 7:43 PM EDTTSTM WND DMG4 Sw Hickory, PAHOME DESTROYED. POSSIBLE TORNADO.
Oct 21, 7:45 PM EDTTORNADO1 N Buffalo, PAHOMES DAMAGED ON WILLOW RD AND LOWRY LANE.
Oct 21, 7:46 PM EDTTSTM WND DMG2 Wnw Gretna, PAREPORT OF ROOF BLOWN OFF HOUSE AND DAMAGE TO HOME ALONG DAIRY ROAD, WITH POTENTIAL FOR DAMAGE TO 3 ADDITIONAL HOMES AS WELL AS SEVERAL BARNS. POSSIBLE TORNADO.
Oct 21, 7:49 PM EDTTSTM WND DMG1 W Brevard, PAROOF BLOWN OFF HOME AND DAMAGE TO GARAGE ON MCCARRELL RD. POSSIBLE TORNADO.
Oct 21, 7:51 PM EDTTSTM WND DMGBrevard, PAPICTURES SHOW SIGNIFICANT DAMAGE TO HOME AND GARAGE. POSSIBLE TORNADO. TIME ESTIMATED BASED ON RADAR.
Oct 21, 7:58 PM EDTTSTM WND DMGHouston, PADAMAGE TO HOMES, WITH TREES ALSO DOWN. POSSIBLE TORNADO DAMAGE. DAMAGE OCCURED OVER A FEW BLOCKS.
Oct 21, 8:00 PM EDTTSTM WND DMGStrabane, PAMULTIPLE UPROOTED TREES ALONG ALEXANDER AVE IN STRABANE. LIKELY TORNADO.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 11.4 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 2021-10-21Temperature 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 2021-10-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 105 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1175 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
105 m²/s²
0-3 km storm-relative helicity
188 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

480 
WFUS51 KPBZ 212326
TORPBZ
OHC081-PAC125-WVC009-069-220000-
/O.NEW.KPBZ.TO.W.0026.211021T2326Z-211022T0000Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Pittsburgh PA
726 PM EDT Thu Oct 21 2021

The National Weather Service in Pittsburgh has issued a

* Tornado Warning for...
  Southeastern Jefferson County in east central Ohio...
  Northwestern Washington County in southwestern Pennsylvania...
  Ohio County in northern West Virginia...
  Brooke County in northern West Virginia...

* Until 800 PM EDT.
    
* At 726 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Wellsburg, moving east at 45 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Avella around 730 PM EDT.
  Washington and Wolfdale around 745 PM EDT.
  McGovern, East Washington and McDonald around 750 PM EDT.
  Canonsburg and Cecil-Bishop around 755 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Franklin, Meadow Lands, Eighty Four, West Middletown, Bethany,
Hickory, Houston, Taylorstown and Brilliant.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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

&&

LAT...LON 4014 8011 4018 8064 4026 8064 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2326Z 255DEG 37KT 4023 8055 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
6 follow-up statements
152 
WWUS51 KPBZ 212331
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
731 PM EDT Thu Oct 21 2021

OHC081-WVC069-212341-
/O.CAN.KPBZ.TO.W.0026.000000T0000Z-211022T0000Z/
Jefferson OH-Ohio WV-
731 PM EDT Thu Oct 21 2021

...THE TORNADO WARNING FOR SOUTHEASTERN JEFFERSON AND OHIO COUNTIES
IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area.  Therefore, the warning has been cancelled.

LAT...LON 4014 8011 4018 8059 4027 8060 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2331Z 255DEG 37KT 4024 8049 

$$

PAC125-WVC009-220000-
/O.CON.KPBZ.TO.W.0026.000000T0000Z-211022T0000Z/
Washington PA-Brooke WV-
731 PM EDT Thu Oct 21 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR
NORTHWESTERN WASHINGTON AND BROOKE COUNTIES...
    
At 731 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Avella, moving east at 45 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Wolfdale around 745 PM EDT.
  Washington, McGovern and East Washington around 750 PM EDT.
  Canonsburg, Cecil-Bishop and McDonald around 755 PM EDT.

Other locations impacted by this tornadic thunderstorm include
Franklin, Meadow Lands, Eighty Four, West Middletown, Bethany,
Hickory, Houston and Taylorstown.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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

&&

LAT...LON 4014 8011 4018 8059 4027 8060 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2331Z 255DEG 37KT 4024 8049 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
089 
WWUS51 KPBZ 212336
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
736 PM EDT Thu Oct 21 2021

PAC125-WVC009-220000-
/O.CON.KPBZ.TO.W.0026.000000T0000Z-211022T0000Z/
Washington PA-Brooke WV-
736 PM EDT Thu Oct 21 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR
NORTHWESTERN WASHINGTON AND BROOKE COUNTIES...
    
At 736 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Avella, moving east at 45 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Wolfdale around 745 PM EDT.
  Washington, McGovern and East Washington around 750 PM EDT.
  Canonsburg, Cecil-Bishop and McDonald around 755 PM EDT.

Other locations impacted by this tornadic thunderstorm include West
Middletown, Meadow Lands, Eighty Four, Hickory and Houston.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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

&&

LAT...LON 4014 8011 4019 8052 4028 8052 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2336Z 255DEG 37KT 4025 8042 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
515 
WWUS51 KPBZ 212339
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
739 PM EDT Thu Oct 21 2021

WVC009-212349-
/O.CAN.KPBZ.TO.W.0026.000000T0000Z-211022T0000Z/
Brooke WV-
739 PM EDT Thu Oct 21 2021

...THE TORNADO WARNING FOR BROOKE COUNTY IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

LAT...LON 4014 8011 4020 8048 4028 8047 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2339Z 255DEG 37KT 4026 8038 

$$

PAC125-220000-
/O.CON.KPBZ.TO.W.0026.000000T0000Z-211022T0000Z/
Washington PA-
739 PM EDT Thu Oct 21 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR
NORTHWESTERN WASHINGTON COUNTY...
    
At 739 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Avella, moving east at 45 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Washington, McGovern and East Washington around 750 PM EDT.
  Canonsburg, Cecil-Bishop and McDonald around 755 PM EDT.

Other locations impacted by this tornadic thunderstorm include West
Middletown, Meadow Lands, Eighty Four, Hickory and Houston.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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

&&

LAT...LON 4014 8011 4020 8048 4028 8047 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2339Z 255DEG 37KT 4026 8038 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
348 
WWUS51 KPBZ 212345
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
745 PM EDT Thu Oct 21 2021

PAC125-220000-
/O.CON.KPBZ.TO.W.0026.000000T0000Z-211022T0000Z/
Washington PA-
745 PM EDT Thu Oct 21 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR CENTRAL
WASHINGTON COUNTY...
    
At 745 PM EDT, a severe thunderstorm capable of producing a tornado
was located near McGovern, or near Canonsburg, moving east at 45 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  McDonald around 750 PM EDT.
  Canonsburg and Cecil-Bishop around 755 PM EDT.

Other locations impacted by this tornadic thunderstorm include Meadow
Lands, Eighty Four, Hickory and Houston.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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

&&

LAT...LON 4014 8011 4023 8040 4028 8039 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2345Z 255DEG 37KT 4028 8030 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
835 
WWUS51 KPBZ 212351
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
751 PM EDT Thu Oct 21 2021

PAC125-220000-
/O.CON.KPBZ.TO.W.0026.000000T0000Z-211022T0000Z/
Washington PA-
751 PM EDT Thu Oct 21 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR CENTRAL
WASHINGTON COUNTY...
    
At 750 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Cecil-Bishop, or over Canonsburg, moving east at 45
mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
central Washington County, including the following locations...
Hickory, Houston and Meadow Lands.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

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

&&

LAT...LON 4020 8013 4022 8035 4030 8034 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2350Z 255DEG 37KT 4030 8022 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$
904 
WWUS51 KPBZ 212358
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
758 PM EDT Thu Oct 21 2021

PAC125-220007-
/O.EXP.KPBZ.TO.W.0026.000000T0000Z-211022T0000Z/
Washington PA-
758 PM EDT Thu Oct 21 2021

...THE TORNADO WARNING FOR CENTRAL WASHINGTON COUNTY WILL EXPIRE AT
800 PM EDT...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning will be allowed to expire.  However gusty
winds are still possible with this thunderstorm.

LAT...LON 4020 8013 4022 8035 4030 8034 4037 8022
      4033 8018 4032 8016
TIME...MOT...LOC 2357Z 255DEG 37KT 4031 8018 

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 21, 4:08 PM EDTSpecial Weather StatementPBZMarshall, Ohio37 min
Oct 21, 6:18 PM EDTSpecial Weather StatementPBZBrooke, Hancock, Ohio42 min
Oct 21, 6:36 PM EDTSpecial Weather StatementPBZMarshall, Wetzel39 min
Oct 21, 6:57 PM EDTTornado WarningPBZBrooke, Ohio33 min
Oct 21, 7:13 PM EDTTornado WarningPBZMarshall, Ohio32 min
Oct 21, 1:28 PM EDTSpecial Weather StatementPBZColumbiana32 min
Oct 21, 2:19 PM EDTSpecial Weather StatementPBZCarroll, Columbiana26 min
Oct 21, 2:50 PM EDTSpecial Weather StatementPBZColumbiana25 min
Oct 21, 4:56 PM EDTSpecial Weather StatementPBZCoshocton, Muskingum49 min
Oct 21, 5:16 PM EDTSevere Thunderstorm WarningPBZCoshocton, Tuscarawas44 min
Oct 21, 5:36 PM EDTSpecial Weather StatementPBZCarroll, Columbiana39 min
Oct 21, 5:38 PM EDTSevere Thunderstorm WarningPBZCoshocton, Guernsey, Muskingum, Tuscarawas22 min
Oct 21, 6:25 PM EDTTornado WarningPBZBelmont, Guernsey, Harrison35 min
Oct 21, 2:03 PM EDTSevere Thunderstorm WarningPBZButler, Lawrence, Mercer, Venango27 min
Oct 21, 2:36 PM EDTSpecial Weather StatementPBZMercer, Venango24 min
Oct 21, 3:18 PM EDTSpecial Weather StatementPBZButler, Lawrence27 min
Oct 21, 3:49 PM EDTSpecial Weather StatementPBZClarion, Forest, Venango41 min
Oct 21, 4:32 PM EDTSpecial Weather StatementPBZClarion, Forest, Jefferson43 min
Oct 21, 4:47 PM EDTSpecial Weather StatementPBZAllegheny, Washington43 min
Oct 21, 5:48 PM EDTSevere Thunderstorm WarningPBZArmstrong, Indiana, Jefferson27 min
Oct 21, 6:00 PM EDTSpecial Weather StatementPBZLawrence, Mercer, Venango45 min
Oct 21, 6:42 PM EDTTornado WarningPBZMercer18 min
Oct 21, 6:56 PM EDTTornado WarningPBZBeaver, Butler, Lawrence19 min
Oct 21, 7:19 PM EDTSpecial Weather StatementPBZAllegheny, Beaver, Butler41 min
Oct 21, 7:24 PM EDTTornado WarningPBZButler36 min
Oct 21, 7:40 PM EDTTornado WarningPBZAllegheny, Beaver, Westmoreland20 min

Nearby

Tornado Warnings in West Virginia, 2021Tornado Warnings in Ohio, 2021Tornado Warnings in Pennsylvania, 2021Every tornado warning in 2021Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.