Alert archive / West Virginia / Tornado Warnings in 2016

Tornado Warning 13, NWS Pittsburgh, PA

September 29, 2016Brooke County, Marshall County, Ohio County, West Virginia; Washington County, Pennsylvania

NWS Pittsburgh, PA issued this tornado warning at Sep 29, 2016, 3:31 PM EDT for Brooke County, Marshall County, Ohio County, West Virginia; Washington County, Pennsylvania. It was in force for 29 min. 2 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
Sep 29, 2016, 3:31 PM EDT (19:31 UTC)
Expired
Sep 29, 2016, 4:00 PM EDT
In force
29 min
Issued by
NWS Pittsburgh, PA
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Washington County, PA, Brooke County, WV, Marshall County, WV, Ohio County, WV

The radar

The Pittsburgh radar (KPBZ), 56 km from the middle of the area, began a volume at 19:34 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.

What was reported inside it

TimeReportWhereRemark
Sep 29, 3:35 PM EDTHAIL 11 Sse Point Mills, WVNEAR I-70 AND DALLAS PIKE
Sep 29, 3:36 PM EDTTSTM WND DMGValley Grove, WVTREES DOWN

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

The nearest sounding before it

Pittsburgh, PA (KAGC), launched 12:00Z, 7.5 hours before the alert went out and 50 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 2016-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 81 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, Pittsburgh, PA at 12:00Z on 2016-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 172 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
81 J/kg
Mixed-layer CIN
-63 J/kg
Mixed-layer LCL
572 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
172 m²/s²
0-3 km storm-relative helicity
142 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

415 
WFUS51 KPBZ 291931
TORPBZ
PAC125-WVC009-051-069-292000-
/O.NEW.KPBZ.TO.W.0013.160929T1931Z-160929T2000Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
331 PM EDT THU SEP 29 2016

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN WASHINGTON COUNTY IN SOUTHWESTERN PENNSYLVANIA...
  EASTERN OHIO COUNTY IN NORTHERN WEST VIRGINIA...
  NORTHEASTERN MARSHALL COUNTY IN NORTHERN WEST VIRGINIA...
  SOUTHEASTERN BROOKE COUNTY IN NORTHERN WEST VIRGINIA...

* UNTIL 400 PM EDT..

* AT 331 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR VALLEY GROVE...MOVING NORTH AT 30 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...
  VALLEY GROVE AROUND 335 PM EDT. 
  WEST LIBERTY AROUND 350 PM EDT. 

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
DALLAS...WEST ALEXANDER...BETHANY AND WEST FINLEY.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
  INTERSTATE 70 IN WEST VIRGINIA BETWEEN MILE MARKERS 10 AND 14.
 
  INTERSTATE 70 IN PENNSYLVANIA BETWEEN MILE MARKERS 0 AND 5.
 
PLEASE REPORT SEVERE WEATHER BY CALLING 4 1 2...2 6 2...1 9 8 8...
POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER
@NWSPITTSBURGH.

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.

&&

LAT...LON 3998 8044 4000 8058 4022 8061 4021 8042
TIME...MOT...LOC 1931Z 197DEG 24KT 4003 8051 

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

$$

24
1 follow-up statement
464 
WWUS51 KPBZ 291954
SVSPBZ

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE PITTSBURGH PA
354 PM EDT THU SEP 29 2016

WVC051-292004-
/O.CAN.KPBZ.TO.W.0013.000000T0000Z-160929T2000Z/
MARSHALL WV-
354 PM EDT THU SEP 29 2016

...THE TORNADO WARNING FOR NORTHEASTERN MARSHALL 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 4006 8043 4009 8059 4022 8061 4021 8042
TIME...MOT...LOC 1954Z 180DEG 12KT 4016 8051 

$$

PAC125-WVC009-069-292000-
/O.CON.KPBZ.TO.W.0013.000000T0000Z-160929T2000Z/
WASHINGTON PA-OHIO WV-BROOKE WV-
354 PM EDT THU SEP 29 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 400 PM EDT FOR WEST
CENTRAL WASHINGTON...NORTHEASTERN OHIO AND SOUTHEASTERN BROOKE
COUNTIES...
    
AT 354 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED NEAR WEST LIBERTY...MOVING NORTH AT 15 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
WEST CENTRAL WASHINGTON...NORTHEASTERN OHIO AND SOUTHEASTERN BROOKE
COUNTIES...INCLUDING THE FOLLOWING LOCATIONS: WEST ALEXANDER AND
BETHANY.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
  INTERSTATE 70 IN WEST VIRGINIA BETWEEN MILE MARKERS 13 AND 14.
 
  INTERSTATE 70 IN PENNSYLVANIA BETWEEN MILE MARKERS 0 AND 5.
 
PLEASE REPORT SEVERE WEATHER BY CALLING 4 1 2...2 6 2...1 9 8 8...
POSTING TO THE NWS PITTSBURGH FACEBOOK PAGE...OR USING TWITTER
@NWSPITTSBURGH.

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.

&&

LAT...LON 4006 8043 4009 8059 4022 8061 4021 8042
TIME...MOT...LOC 1954Z 180DEG 12KT 4016 8051 

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

$$

24

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 29, 9:50 AM EDTFlash Flood WatchPBZPreston, Tucker12 hr
Sep 29, 1:39 PM EDTWind AdvisoryPBZMonongalia, Preston, Tucker17 hr
Sep 29, 2:16 PM EDTTornado WarningPBZWetzel29 min
Sep 29, 2:42 PM EDTSevere Thunderstorm WarningPBZMarshall, Wetzel48 min
Sep 29, 2:50 PM EDTTornado WarningPBZMarshall, Wetzel25 min
Sep 29, 3:13 PM EDTSevere Thunderstorm WarningPBZMarshall, Ohio62 min
Sep 29, 3:53 PM EDTSevere Thunderstorm WarningPBZMarshall, Ohio27 min
Sep 29, 3:59 PM EDTSevere Thunderstorm WarningPBZBrooke, Hancock, Ohio46 min
Sep 29, 4:13 PM EDTFlash Flood WarningPBZBrooke, Marshall, Ohio2 hr
Sep 29, 4:28 PM EDTSevere Thunderstorm WarningPBZBrooke32 min
Sep 29, 5:07 PM EDTSpecial Weather StatementPBZHancock23 min

Nearby

Tornado Warnings in West Virginia, 2016Tornado Warnings in Pennsylvania, 2016Every tornado warning in 2016Tornadoes in 2016

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.