Alert archive / West Virginia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 76, NWS Charleston, WV

June 29, 20125 counties in West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Jun 29, 2012, 7:58 PM EDT for 5 counties in West Virginia. It was in force for 62 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: Jun 29, 2012, 7:58 PM EDT (23:58 UTC)
Expired: Jun 29, 2012, 9:00 PM EDT
In force: 62 min
Issued by: NWS Charleston, WV
Area: Storm-based polygon

Counties Barbour County, WV, Pocahontas County, WV, Randolph County, WV, Upshur County, WV, Webster County, WV

What was reported inside it

Time	Report	Where	Remark
Jun 29, 7:58 PM EDT	TSTM WND DMG	Valley Bend, WV	LARGE BRANCHES BROKEN. EVENT OCCURRED 758 PM ON 6/29/2012
Jun 29, 8:10 PM EDT	TSTM WND DMG	Elkins, WV	RANDOLPH COUNTY EMERGENCY MGT CALLED TO REPORT REPORTS OF ABOUT 250 TREES DOWN...NUMEROUS POWER LINES DOWN WITH AT LEAST 14000 PEOPLE WITHOUT POWER. SEVERAL PEOPLE STRANDED ALONG 250 FROM NUMEROUS TREES AND LINES DOWN. NO STRUCTURAL DAMAGE REPORTED

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.

Issued	Product	Office	Lasted
Jun 29, 6:34 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 12.0 hours before the alert went out and 178 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 2131 J/kg
Mixed-layer CIN: -144 J/kg
Mixed-layer LCL: 1114 m above ground
0-6 km bulk shear: 38 kt
0-1 km storm-relative helicity: -13 m²/s²
0-3 km storm-relative helicity: 29 m²/s²
Significant tornado parameter: -0.0
Supercell composite: -0.3

Open this sounding in Storm Lab

The text

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

447 
WUUS51 KRLX 292358
SVRRLX
WVC001-075-083-097-101-300100-
/O.NEW.KRLX.SV.W.0076.120629T2358Z-120630T0100Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
758 PM EDT FRI JUN 29 2012

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  EASTERN BARBOUR COUNTY IN WEST VIRGINIA...
  NORTHEASTERN POCAHONTAS COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITIES OF...CASS SCENIC RAILROAD...GREENBANK...
  RANDOLPH COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF ELKINS...
  SOUTHEASTERN UPSHUR COUNTY IN WEST VIRGINIA...
  NORTHEASTERN WEBSTER COUNTY IN WEST VIRGINIA...

* UNTIL 900 PM EDT

* AT 754 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL...AND DESTRUCTIVE WINDS IN EXCESS OF 80 MPH.  THESE STORMS
  WERE LOCATED ALONG A LINE EXTENDING FROM 14 MILES NORTHEAST OF
  BELINGTON TO ELKINS TO 8 MILES EAST OF HOLLY RIVER STATE PARK...OR
  ALONG A LINE EXTENDING FROM 16 MILES EAST OF PHILIPPI TO ELKINS TO
  17 MILES NORTHEAST OF WEBSTER SPRINGS...AND MOVING SOUTHEAST AT 85
  MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO MILL
  CREEK AND DAILEY.


PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE 
IMMEDIATELY FOR DESTRUCTIVE WINDS AND DAMAGING HAIL. PEOPLE OUTSIDE 
SHOULD MOVE TO A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT 
AWAY FROM WINDOWS.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE. THIS 
IS AN EXTREMELY DANGEROUS SITUATION. SEEK SHELTER NOW INSIDE A 
STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!

VERY HEAVY RAIN WILL ALSO FALL FROM THIS LINE OF SEVERE
THUNDERSTORMS...AND WILL CAUSE WATER TO POND ON ROADS AND QUICKLY
FILL ROADSIDE DITCHES AND SMALL STREAMS.

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL
WEST VIRGINIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT
UNTIL 100 AM EDT SATURDAY MORNING FOR CENTRAL KENTUCKY AND CENTRAL
WEST VIRGINIA.

&&

LAT...LON 3892 7937 3893 7944 3889 7946 3889 7951
      3884 7953 3878 7950 3866 7962 3852 7965
      3849 7969 3843 7968 3835 7974 3865 8039
      3896 8010 3928 7986 3923 7980 3913 7983
      3909 7978 3904 7977 3896 7935
TIME...MOT...LOC 2357Z 300DEG 72KT 3913 7968 3888 7988
          3863 8012

$$

12

2 follow-up statements

404 
WWUS51 KRLX 300031
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
831 PM EDT FRI JUN 29 2012

WVC001-097-101-300040-
/O.CAN.KRLX.SV.W.0076.000000T0000Z-120630T0100Z/
BARBOUR WV-WEBSTER WV-UPSHUR WV-
831 PM EDT FRI JUN 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN UPSHUR...
NORTHEASTERN WEBSTER AND EASTERN BARBOUR COUNTIES IS CANCELLED...

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL
WEST VIRGINIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT
UNTIL 100 AM EDT SATURDAY MORNING FOR CENTRAL KENTUCKY 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 3848 8000 3878 7975 3901 7963 3896 7935
      3892 7937 3893 7944 3889 7946 3889 7951
      3884 7953 3878 7950 3866 7962 3852 7965
      3849 7969 3843 7968 3835 7974
TIME...MOT...LOC 0030Z 300DEG 72KT 3879 7895 3854 7916
          3829 7940

$$

WVC075-083-300100-
/O.CON.KRLX.SV.W.0076.000000T0000Z-120630T0100Z/
POCAHONTAS WV-RANDOLPH WV-
831 PM EDT FRI JUN 29 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 900 PM EDT
FOR EASTERN RANDOLPH AND NORTHEASTERN POCAHONTAS COUNTIES...

AT 830 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING DAMAGING
WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE LOCATED ALONG A LINE
EXTENDING FROM 32 MILES EAST OF HARMAN TO 33 MILES SOUTHEAST OF
HARMAN TO 25 MILES SOUTHEAST OF ARBOVALE...OR ALONG A LINE EXTENDING
FROM 40 MILES SOUTHEAST OF BAYARD TO 37 MILES EAST OF GREENBANK TO 22
MILES NORTH OF GOSHEN...MOVING SOUTHEAST AT 85 MPH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH...PREPARE
IMMEDIATELY FOR DAMAGING WINDS...DESTRUCTIVE HAIL...AND DEADLY CLOUD
TO GROUND LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY! LIGHTNING IS ONE OF NATURES NUMBER ONE KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

THIS STORM HAS A HISTORY OF PRODUCING WIDESPREAD WIND DAMAGE ACROSS 
CENTRAL WEST VIRGINIA. THIS IS AN EXTREMELY DANGEROUS SITUATION. SEEK 
SHELTER NOW INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS!

VERY HEAVY RAIN WILL ALSO FALL FROM THIS LINE OF SEVERE
THUNDERSTORMS...AND WILL CAUSE WATER TO POND ON ROADS AND QUICKLY
FILL ROADSIDE DITCHES AND SMALL STREAMS.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1000 PM EDT
FRIDAY EVENING FOR CENTRAL KENTUCKY AND SOUTHEAST OHIO AND CENTRAL
WEST VIRGINIA. A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT
UNTIL 100 AM EDT SATURDAY MORNING FOR CENTRAL KENTUCKY 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 3848 8000 3878 7975 3901 7963 3896 7935
      3892 7937 3893 7944 3889 7946 3889 7951
      3884 7953 3878 7950 3866 7962 3852 7965
      3849 7969 3843 7968 3835 7974
TIME...MOT...LOC 0030Z 300DEG 72KT 3879 7895 3854 7916
          3829 7940

$$

28

162 
WWUS51 KRLX 300051
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
851 PM EDT FRI JUN 29 2012

WVC075-083-300101-
/O.EXP.KRLX.SV.W.0076.000000T0000Z-120630T0100Z/
POCAHONTAS WV-RANDOLPH WV-
851 PM EDT FRI JUN 29 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN RANDOLPH AND
NORTHEASTERN POCAHONTAS COUNTIES WILL EXPIRE AT 900 PM EDT...

NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THAT THE STORM WHICH
PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED AREA. THEREFORE...
THE SEVERE THUNDERSTORM WARNING HAS BEEN ALLOWED TO EXPIRE.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 100 AM EDT
SATURDAY MORNING FOR CENTRAL KENTUCKY 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 3848 8000 3878 7975 3901 7963 3896 7935
      3892 7937 3893 7944 3889 7946 3889 7951
      3884 7953 3878 7950 3866 7962 3852 7965
      3849 7969 3843 7968 3835 7974
TIME...MOT...LOC 0051Z 300DEG 72KT 3856 7849 3832 7871
          3807 7895

$$

28

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 29, 2:49 PM EDT	Heat Advisory	RLX	Boone, Braxton, Cabell, Calhoun, Clay, Doddridge and 18 more	29 hr
Jun 29, 5:41 PM EDT	Severe Thunderstorm Warning	RLX	Jackson, Mason, Wirt, Wood	64 min
Jun 29, 6:02 PM EDT	Severe Thunderstorm Warning	RLX	Braxton, Calhoun, Doddridge, Gilmer, Harrison, Lewis and 6 more	58 min
Jun 29, 6:12 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Wayne	63 min
Jun 29, 6:34 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Braxton, Cabell, Calhoun, Clay, Gilmer and 7 more	56 min
Jun 29, 6:58 PM EDT	Severe Thunderstorm Warning	RLX	Barbour, Braxton, Calhoun, Doddridge, Gilmer, Harrison and 9 more	62 min
Jun 29, 7:04 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Cabell, Kanawha, Lincoln, Logan, Mingo and 3 more	56 min
Jun 29, 7:17 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Braxton, Calhoun, Clay, Fayette, Gilmer and 8 more	58 min
Jun 29, 7:42 PM EDT	Severe Thunderstorm Warning	RLX	Boone, Fayette, Kanawha, Logan, McDowell, Mingo and 2 more	63 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 2012 Every 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.