Alert archive / West Virginia / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 83, NWS Charleston, WV

June 30, 2012McDowell County, Wyoming County, West Virginia; Buchanan County, Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Jun 30, 2012, 7:27 PM EDT for McDowell County, Wyoming County, West Virginia; Buchanan County, Virginia. It was in force for 33 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 30, 2012, 7:27 PM EDT (23:27 UTC)
Expired
Jun 30, 2012, 8:00 PM EDT
In force
33 min
Issued by
NWS Charleston, WV
Area
Storm-based polygon

Counties Buchanan County, VA, McDowell County, WV, Wyoming County, WV

What was reported inside it

TimeReportWhereRemark
Jun 30, 7:44 PM EDTHAIL 11 Ssw Iaeger, WVTIMED FROM RADAR.
Jun 30, 7:45 PM EDTTSTM WND DMGIaeger, WVTREES DOWN AND POWER IS OUT. TIMED FROM RADAR.

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

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 11.5 hours before the alert went out and 211 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 2012-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 656 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, Roanoke, VA at 12:00Z on 2012-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -1 square meters per square second.193958Sfc1 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
656 J/kg
Mixed-layer CIN
-356 J/kg
Mixed-layer LCL
1666 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
-1 m²/s²
0-3 km storm-relative helicity
47 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.

579 
WUUS51 KRLX 302327
SVRRLX
VAC027-WVC047-109-010015-
/O.NEW.KRLX.SV.W.0083.120630T2327Z-120701T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE JACKSON KY
727 PM EDT SAT JUN 30 2012

THE NATIONAL WEATHER SERVICE IN CHARLESTON
HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTH CENTRAL BUCHANAN COUNTY IN VIRGINIA...
  NORTHERN MCDOWELL COUNTY IN WEST VIRGINIA...
  SOUTHWESTERN WYOMING COUNTY IN WEST VIRGINIA...

* UNTIL 815 PM EDT

* AT 725 PM EDT...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 21 MILES
  WEST OF WELCH...OR 5 MILES NORTHEAST OF HURLEY...AND MOVING EAST AT
  20 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WELCH AND 9 MILES SOUTHWEST OF PINEVILLE BY 815 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT DAMAGING WINDS...LARGE HAIL OR FLOODING TO THE NATIONAL
WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2...
WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3739 8200 3752 8199 3753 8196 3751 8194
      3753 8192 3754 8187 3756 8185 3760 8151
      3731 8151
TIME...MOT...LOC 2327Z 271DEG 18KT 3748 8195

$$

ABE
2 follow-up statements
446 
WWUS51 KRLX 302345
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE JACKSON KY
745 PM EDT SAT JUN 30 2012

VAC027-302355-
/O.CAN.KRLX.SV.W.0083.000000T0000Z-120701T0015Z/
BUCHANAN VA-
745 PM EDT SAT JUN 30 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BUCHANAN COUNTY
IS CANCELLED...

TO REPORT DAMAGE FROM SEVERE WEATHER...CALL THE NATIONAL WEATHER
SERVICE...TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN
DO SO SAFELY.

LAT...LON 3739 8191 3753 8192 3754 8186 3756 8185
      3760 8151 3731 8151
TIME...MOT...LOC 2345Z 271DEG 18KT 3748 8184

$$

WVC047-109-010015-
/O.CON.KRLX.SV.W.0083.000000T0000Z-120701T0015Z/
MCDOWELL WV-WYOMING WV-
745 PM EDT SAT JUN 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR SOUTHWESTERN WYOMING AND NORTHWESTERN MCDOWELL COUNTIES...

AT 742 PM EDT...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 IAEGER...OR 10 MILES NORTHEAST OF HURLEY...MOVING EAST
AT 20 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  IAEGER BY 750 PM EDT...
  DAVY AND WELCH BY 815 PM EDT...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TO REPORT DAMAGING WINDS...LARGE HAIL OR FLOODING TO THE NATIONAL
WEATHER SERVICE...CALL TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2...
WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3739 8191 3753 8192 3754 8186 3756 8185
      3760 8151 3731 8151
TIME...MOT...LOC 2345Z 271DEG 18KT 3748 8184

$$

ABE
159 
WWUS51 KRLX 010000
SVSRLX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
ISSUED BY NATIONAL WEATHER SERVICE JACKSON KY
800 PM EDT SAT JUN 30 2012

WVC047-109-010011-
/O.CAN.KRLX.SV.W.0083.000000T0000Z-120701T0015Z/
MCDOWELL WV-WYOMING WV-
800 PM EDT SAT JUN 30 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN WYOMING AND
NORTHWESTERN MCDOWELL COUNTIES IS CANCELLED...

THE STORM THAT PROMPTED THE WARNING HAS WEAKENED AND NO LONGER POSES
A THREAT.

TO REPORT DAMAGE FROM SEVERE WEATHER...CALL THE NATIONAL WEATHER
SERVICE...TOLL FREE AT...1...8 7 7...6 3 3...6 7 7 2...WHEN YOU CAN
DO SO SAFELY.

LAT...LON 3739 8191 3752 8191 3754 8186 3756 8185
      3760 8151 3731 8151
TIME...MOT...LOC 0001Z 271DEG 18KT 3748 8174

$$

ABE

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 8:28 PM EDTSevere Thunderstorm WarningRLXPocahontas32 min
Jun 30, 3:18 PM EDTHeat AdvisoryRLXBoone, Cabell, Kanawha, Lincoln, Logan, Mason and 3 more27 hr
Jun 30, 5:55 PM EDTSevere Thunderstorm WarningRLXMcDowell35 min
Jun 30, 6:28 PM EDTSevere Thunderstorm WarningRLXMcDowell47 min
Jun 30, 7:00 PM EDTSevere Thunderstorm WarningRLXMcDowell, Raleigh, Wyoming36 min
Jun 30, 7:02 PM EDTAreal Flood AdvisoryRLXMcDowell, Wyoming118 min
Jun 30, 7:07 PM EDTSevere Thunderstorm WarningRLXMcDowell38 min
Jun 29, 8:07 PM EDTSpecial Weather StatementRLXBuchanan, Dickenson68 min
Jun 29, 8:17 PM EDTSevere Thunderstorm WarningRLXBuchanan, Dickenson58 min
Jun 30, 5:13 PM EDTSpecial Weather StatementRLXBuchanan, Dickenson47 min

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.