Alert archive / West Virginia / Special Weather Statements in 2012

Special Weather Statement, NWS Charleston, WV

August 8, 2012Doddridge County, Harrison County, West Virginia

NWS Charleston, WV issued this special weather statement at Aug 8, 2012, 8:49 PM EDT for Doddridge County, Harrison County, West Virginia. It was in force for 26 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 8, 2012, 8:49 PM EDT (00:49 UTC)
Expired
Aug 8, 2012, 9:15 PM EDT
In force
26 min
Issued by
NWS Charleston, WV

Counties Doddridge County, WV, Harrison County, WV

The radar

The Pittsburgh radar (KPBZ), 139 km from the middle of the area, began a volume at 00:52 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.

The nearest sounding before it

Pittsburgh, PA (KAGC), launched 00:00Z, 0.8 hours before the alert went out and 127 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 00:00Z on 2012-08-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1366 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 00:00Z on 2012-08-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -10 square meters per square second.1939Sfc1 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
1366 J/kg
Mixed-layer CIN
-9 J/kg
Mixed-layer LCL
1625 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
-10 m²/s²
0-3 km storm-relative helicity
83 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

341 
WWUS81 KRLX 090049
SPSRLX

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
849 PM EDT WED AUG 8 2012

WVZ020-030>032-090115-
DODDRIDGE WV-HARRISON WV-LEWIS WV-TAYLOR WV-
849 PM EDT WED AUG 8 2012

...STRONG THUNDERSTORMS WILL AFFECT DODDRIDGE...HARRISON...NORTHERN
LEWIS AND TAYLOR COUNTIES...

AT 845 PM EDT...STRONG THUNDERSTORMS WERE ALONG A LINE FROM 3 MILES
SOUTHEAST OF MANNINGTON TO 11 MILES WEST OF CLARKSBURG TO 13 MILES
SOUTHEAST OF HARRISVILLE...MOVING SOUTHEAST AT 20 MPH.

WIND GUSTS TO 40 MPH AND SMALL HAIL ARE POSSIBLE WITH THESE STORMS.
EXPECT INTENSE LIGHTNING FROM THESE STORMS. DO NOT STAY IN THE OPEN
NOR SEEK SHELTER UNDER TREES WHEN LIGHTNING THREATENS...MOVE INDOORS 
WHEN A THUNDERSTORM APPROACHES. 

THIS LINE OF STORMS HAS ALSO PRODUCED HEAVY RAINFALL...WHICH COULD 
CAUSE PONDING OF WATER ON ROADWAYS AND IN POOR DRAINAGE 
AREAS...ALONG WITH REDUCED VISIBILITY IN DOWNPOURS.

THESE STORMS WILL BE NEAR WOLF SUMMIT AROUND 855 PM...SHINNSTON
AROUND 900 PM...MEADOWBROOK AROUND 905 PM AND WEST MILFORD AROUND 915
PM.

THIS WILL IMPACT THE FOLLOWING INTERSTATE...I-79 BETWEEN MILE MARKERS
104 AND 129.

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

LAT...LON 3944 8028 3940 8020 3941 8011 3939 8009
      3940 8005 3918 8025 3896 8060 3905 8073
      3910 8074 3911 8082 3918 8085 3944 8055
      3944 8053 3947 8049

$$

16

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 8, 8:15 PM EDTSpecial Weather StatementRLXDoddridge, Harrison30 min
Aug 8, 9:18 PM EDTSpecial Weather StatementRLXBarbour, Harrison, Taylor27 min
Aug 8, 11:52 PM EDTSpecial Weather StatementRLXGilmer23 min
Aug 9, 12:01 AM EDTSevere Thunderstorm WarningRLXBraxton, Gilmer, Lewis29 min
Aug 9, 3:07 PM EDTSpecial Weather StatementRLXBarbour23 min
Aug 9, 3:14 PM EDTFlash Flood WarningRLXBarbour, Randolph2 hr
Aug 9, 5:57 PM EDTSpecial Weather StatementRLXPerry63 min
Aug 9, 6:47 PM EDTSevere Thunderstorm WarningRLXMorgan, Perry43 min
Aug 9, 7:05 PM EDTSevere Thunderstorm WarningRLXMorgan32 min
Aug 9, 7:36 PM EDTSpecial Weather StatementRLXVinton24 min
Aug 9, 7:49 PM EDTSevere Thunderstorm WarningRLXAthens, Meigs, Vinton26 min
Aug 9, 6:22 PM EDTSpecial Weather StatementRLXDickenson53 min

Nearby

Special Weather Statements in West Virginia, 2012Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.