Alert archive / West Virginia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 3, NWS Charleston, WV

February 29, 20125 counties in West Virginia; Lawrence County, Kentucky

NWS Charleston, WV issued this severe thunderstorm warning at Feb 29, 2012, 2:30 PM EST for 5 counties in West Virginia; Lawrence County, Kentucky. It was in force for 60 min. 4 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, 2:30 PM EST (19:30 UTC)
Expired
Feb 29, 2012, 3:30 PM EST
In force
60 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon

Counties Lawrence County, KY, Boone County, WV, Lincoln County, WV, Logan County, WV, Mingo County, WV, Wayne County, WV

The radar

The Charleston,WV radar (KRLX), 61 km from the middle of the area, began a volume at 19:30 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, 2:35 PM ESTHAIL 0.88Louisa, KY
Feb 29, 2:35 PM ESTHAIL 1.752 Ese Gallup, KY
Feb 29, 3:20 PM ESTTSTM WND DMG3 Se Turtle Creek, WVTREES DOWN ALONG ROUTE 17 IN THE POWELL CREEK AREA
Feb 29, 3:30 PM ESTHAIL 0.7Madison, 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

Cncnati-Daytn, OH (KILN), launched 12:00Z, 7.5 hours before the alert went out and 207 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, Cncnati-Daytn, OH at 12:00Z on 2012-02-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 18 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, Cncnati-Daytn, OH at 12:00Z on 2012-02-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 791 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
18 J/kg
Mixed-layer CIN
-228 J/kg
Mixed-layer LCL
454 m above ground
0-6 km bulk shear
56 kt
0-1 km storm-relative helicity
791 m²/s²
0-3 km storm-relative helicity
857 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

738 
WUUS51 KRLX 291930
SVRRLX
KYC127-WVC005-043-045-059-099-292030-
/O.NEW.KRLX.SV.W.0003.120229T1930Z-120229T2030Z/

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

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN LAWRENCE COUNTY IN KENTUCKY...
  WESTERN BOONE COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF MADISON...
  SOUTHERN LINCOLN COUNTY IN WEST VIRGINIA...
  NORTHERN LOGAN COUNTY IN WEST VIRGINIA...
  NORTHWESTERN MINGO COUNTY IN WEST VIRGINIA...
  SOUTHERN WAYNE COUNTY IN WEST VIRGINIA...

* UNTIL 330 PM EST

* AT 224 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
  CHARLEY...OR 7 MILES SOUTHEAST OF BLAINE...AND MOVING EAST AT 50
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  DUNLOW...KIAHSVILLE...RANGER...HARTS...GILL...CHAPMANVILLE...
  SPURLOCKVILLE...JULIAN AND VAN.

.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DOPPLER RADAR HAS INDICATED SOME WEAK ROTATION WITHIN THIS STORM.
WHILE NOT IMMEDIATELY LIKELY...A TORNADO MAY STILL DEVELOP. 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.

THIS STORM HAS A HISTORY OF PRODUCING DESTRUCTIVE WINDS AND LARGE
DAMAGING HAIL. SEEK SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY
AWAY FROM WINDOWS!

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 3818 8181 3819 8181 3805 8166 3790 8170
      3789 8244 3790 8245 3790 8248 3795 8252
      3795 8256 3788 8260 3788 8266 3794 8277
      3806 8279
TIME...MOT...LOC 1931Z 263DEG 42KT 3798 8265

$$

08
1 follow-up statement
202 
WWUS51 KRLX 292003
SVSRLX

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

KYC127-292012-
/O.CAN.KRLX.SV.W.0003.000000T0000Z-120229T2030Z/
LAWRENCE KY-
303 PM EST WED FEB 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN LAWRENCE COUNTY
IN KENTUCKY IS CANCELLED...

THE SEVERE THUNDERSTORM HAS MOVED OUT OF THE WARNING AREA.

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 3811 8240 3818 8181 3819 8181 3805 8166
      3790 8171 3789 8236 3798 8241
TIME...MOT...LOC 2002Z 263DEG 42KT 3802 8219

$$

WVC005-043-045-059-099-292030-
/O.CON.KRLX.SV.W.0003.000000T0000Z-120229T2030Z/
MINGO WV-LOGAN WV-LINCOLN WV-BOONE WV-WAYNE WV-
303 PM EST WED FEB 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 330 PM EST
FOR SOUTHEASTERN WAYNE...WESTERN BOONE...SOUTHERN LINCOLN...NORTHERN
LOGAN AND NORTHWESTERN MINGO COUNTIES...

AT 258 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS
LOCATED 6 MILES NORTHEAST OF WILSONDALE...OR 18 MILES SOUTHEAST OF
WAYNE...MOVING EAST AT 50 MPH.

OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
RANGER...HARTS...GILL...CHAPMANVILLE...MITCHELL HEIGHTS...
SPURLOCKVILLE...MUD...ALKOL...TURTLE CREEK...WOODVILLE...SHARPLES...
JULIAN...JEFFREY...DANVILLE...MADISON...FOSTER AND VAN

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 3811 8240 3818 8181 3819 8181 3805 8166
      3790 8171 3789 8236 3798 8241
TIME...MOT...LOC 2002Z 263DEG 42KT 3802 8219

$$

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, 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, 3:35 PM ESTSevere Thunderstorm WarningRLXBoone, Logan, McDowell, Mingo, Raleigh, Wyoming55 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 Kentucky, 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.