Alert archive / West Virginia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 5, NWS Charleston, WV

February 29, 20126 counties in West Virginia; Buchanan County, Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Feb 29, 2012, 3:35 PM EST for 6 counties in West Virginia; Buchanan County, Virginia. It was in force for 55 min. 3 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
Feb 29, 2012, 3:35 PM EST (20:35 UTC)
Expired
Feb 29, 2012, 4:30 PM EST
In force
55 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon

Counties Buchanan County, VA, Boone County, WV, Logan County, WV, McDowell County, WV, Mingo County, WV, Raleigh County, WV, Wyoming County, WV

The radar

The Charleston,WV radar (KRLX), 76 km from the middle of the area, began a volume at 20:34 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
Feb 29, 3:40 PM ESTHAIL 0.5Whitesville, WV
Feb 29, 4:00 PM ESTTSTM WND DMGWilliamson, WVTREES DOWN AT SEVERAL LOCATIONS ALONG ROUTE 49 IN MINGO COUNTY
Feb 29, 4:18 PM ESTHAIL 0.25Beckley, WV

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
Feb 29, 1:37 PM ESTTornado WatchSPC7 hr

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 8.6 hours before the alert went out and 215 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, Roanoke, VA at 12:00Z on 2012-02-29Temperature 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, Roanoke, VA at 12:00Z on 2012-02-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 313 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
651 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
313 m²/s²
0-3 km storm-relative helicity
338 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

210 
WUUS51 KRLX 292035
SVRRLX
VAC027-WVC005-045-047-059-081-109-292130-
/O.NEW.KRLX.SV.W.0005.120229T2035Z-120229T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
335 PM EST WED FEB 29 2012

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN BUCHANAN COUNTY IN VIRGINIA...
  SOUTHEASTERN BOONE COUNTY IN WEST VIRGINIA...
  LOGAN COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF LOGAN...
  MCDOWELL COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF WELCH...
  MINGO COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF WILLIAMSON...
  WESTERN RALEIGH COUNTY IN WEST VIRGINIA...
  WYOMING COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF PINEVILLE...

* UNTIL 430 PM EST

* AT 333 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 10
  MILES SOUTHWEST OF WILLIAMSON...OR 9 MILES NORTHEAST OF
  PIKEVILLE...AND MOVING EAST AT 55 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  CHATTAROY...DELBARTON...RED JACKET...HOLDEN...HINCH...MAN...GILBERT
  CREEK...MALLORY...R.D. BAILEY LAKE...HANOVER...WHARTON...BALD
  KNOB...OCEANA...GARY...TWIN FALLS STATE PARK...SOPHIA...NORTHFORK
  AND MULLENS.

THIS WILL IMPACT THE FOLLOWING INTERSTATE...THE WEST VIRGINIA
TURNPIKE BETWEEN MILE MARKERS 49 AND 52.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST WEDNESDAY EVENING
FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL VIRGINIA AND
CENTRAL WEST VIRGINIA.

&&

LAT...LON 3738 8220 3753 8199 3755 8213 3759 8213
      3762 8221 3765 8223 3768 8231 3775 8233
      3780 8238 3783 8236 3796 8133 3795 8130
      3789 8130 3788 8123 3741 8129 3741 8131
      3727 8141
TIME...MOT...LOC 2035Z 275DEG 46KT 3758 8237

$$

08
2 follow-up statements
995 
WWUS51 KRLX 292102
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
402 PM EST WED FEB 29 2012

VAC027-WVC005-045-047-059-081-109-292130-
/O.CON.KRLX.SV.W.0005.000000T0000Z-120229T2130Z/
BUCHANAN VA-RALEIGH WV-MINGO WV-MCDOWELL WV-LOGAN WV-BOONE WV-
WYOMING WV-
402 PM EST WED FEB 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 430 PM EST
FOR WYOMING...SOUTHEASTERN BOONE...SOUTHEASTERN LOGAN...MCDOWELL...
SOUTHEASTERN MINGO...WESTERN RALEIGH AND NORTHERN BUCHANAN
COUNTIES...

AT 357 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED NEAR HINCH...OR 16 MILES SOUTHEAST OF WILLIAMSON...MOVING
EAST AT 55 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO GILBERT
CREEK...MAN...PANTHER...BRUNO...GILBERT...BLAIR...MALLORY...
AMHERSTDALE...R.D. BAILEY LAKE...IAEGER...HANOVER...JOLO...
BRADSHAW...AVONDALE...COAL MOUNTAIN...WHARTON...CYCLONE...CLEAR
FORK...BAILEYSVILLE...BALD KNOB...OCEANA...DAVY...COALWOOD...WOLF
PEN...KOPPERSTON...STICKNEY...WELCH...PINEVILLE...NAOMA...GARY...
ELBERT...KIMBALL...MAYBEURY...JENKINJONES...HERNDON...MABEN...BOLT...
ARTIE...ARNETT...TWIN FALLS STATE PARK...SOPHIA...RHODELL...
NORTHFORK...MULLENS...LESTER...KEYSTONE...GLEN DANIEL AND ANAWALT

THIS WILL IMPACT THE FOLLOWING INTERSTATE...THE WEST VIRGINIA
TURNPIKE BETWEEN MILE MARKERS 49 AND 52.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A BASEMENT OR SMALL INTERIOR ROOM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST WEDNESDAY EVENING
FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL VIRGINIA AND
CENTRAL WEST VIRGINIA.

&&

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3738 8219 3753 8199 3764 8203 3788 8195
      3796 8133 3795 8130 3789 8130 3788 8123
      3746 8128 3746 8130 3741 8129 3741 8131
      3727 8141
TIME...MOT...LOC 2102Z 275DEG 46KT 3755 8194

$$

28
348 
WWUS51 KRLX 292126
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
426 PM EST WED FEB 29 2012

VAC027-WVC005-045-047-059-081-109-292136-
/O.EXP.KRLX.SV.W.0005.000000T0000Z-120229T2130Z/
BUCHANAN VA-RALEIGH WV-MINGO WV-MCDOWELL WV-LOGAN WV-BOONE WV-
WYOMING WV-
426 PM EST WED FEB 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR WYOMING...SOUTHEASTERN
BOONE...SOUTHEASTERN LOGAN...MCDOWELL...SOUTHEASTERN MINGO...WESTERN
RALEIGH AND NORTHERN BUCHANAN COUNTIES WILL EXPIRE AT 430 PM EST...

THIS WILL IMPACT THE FOLLOWING INTERSTATE...THE WEST VIRGINIA
TURNPIKE BETWEEN MILE MARKERS 49 AND 52.

THE STORM THAT PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE LIMITS
AND NO LONGER POSES A SEVERE WEATHER THREAT...THUS THE SEVERE
THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE. HOWEVER OTHER WEAKER
THUNDERSTORMS IN THE AREA MAY PRODUCE GUSTY WINDS AND PEA SIZE HAIL.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST WEDNESDAY EVENING
FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL VIRGINIA AND
CENTRAL WEST VIRGINIA.

PLEASE REPORT HAIL OR STRONG WINDS TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3738 8219 3753 8199 3764 8203 3788 8195
      3796 8133 3795 8130 3789 8130 3788 8123
      3746 8128 3746 8130 3741 8129 3741 8131
      3727 8141
TIME...MOT...LOC 2126Z 275DEG 46KT 3752 8155

$$

28

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Feb 29, 10:26 AM ESTSpecial Weather StatementRLXCabell, Jackson, Lincoln, Mason, Putnam, Wayne and 1 more34 min
Feb 29, 11:19 AM ESTSpecial Weather StatementRLXBraxton, Clay, Kanawha, Nicholas, Roane41 min
Feb 29, 11:25 AM ESTSpecial Weather StatementRLXBarbour, Doddridge, Harrison, Lewis, Ritchie, Taylor50 min
Feb 29, 12:19 PM ESTSpecial Weather StatementRLXPleasants, Wirt, Wood71 min
Feb 29, 12:59 PM ESTFlash Flood WatchRLXBarbour, Boone, Braxton, Cabell, Calhoun, Clay and 22 more9 hr
Feb 29, 1:11 PM ESTSpecial Weather StatementRLXWayne34 min
Feb 29, 1:26 PM ESTFlash Flood WarningRLXBarbour, Braxton, Calhoun, Doddridge, Gilmer, Harrison and 5 more57 days
Feb 29, 1:54 PM ESTTornado WarningRLXWayne36 min
Feb 29, 2:10 PM ESTSevere Thunderstorm WarningRLXCalhoun, Gilmer, Jackson, Mason, Ritchie, Wirt and 1 more45 min
Feb 29, 2:30 PM ESTSevere Thunderstorm WarningRLXBoone, Lincoln, Logan, Mingo, Wayne60 min
Feb 29, 3:25 PM ESTFlash Flood WarningRLXBarbour, Calhoun, Doddridge, Harrison, Jackson, Mason and 7 more6 hr
Feb 29, 3:29 PM ESTSevere Thunderstorm WarningRLXBoone, Fayette, Kanawha, Nicholas46 min
Feb 29, 4:17 PM ESTSpecial Weather StatementRLXPocahontas58 min
Feb 29, 6:01 PM ESTSpecial Weather StatementRLXBoone, Fayette, Logan, McDowell, Mingo, Nicholas and 4 more3 hr

Nearby

Severe Thunderstorm Warnings in West Virginia, 2012Severe Thunderstorm Warnings in Virginia, 2012Every severe thunderstorm warning in 2012

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.