Alert archive / West Virginia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 118, NWS Charleston, WV

August 15, 1997Braxton County, Calhoun County, Clay County, West Virginia

NWS Charleston, WV issued this severe thunderstorm warning at Aug 15, 1997, 3:41 PM EDT for Braxton County, Calhoun County, Clay County, West Virginia. It was in force for 49 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 15, 1997, 3:41 PM EDT (19:41 UTC)
Expired
Aug 15, 1997, 4:30 PM EDT
In force
49 min
Issued by
NWS Charleston, WV
Area
Whole counties

Counties Braxton County, WV, Calhoun County, WV, Clay County, WV

The radar

The Charleston,WV radar (KRLX), 77 km from the middle of the area, began a volume at 19:44 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 (KPIT), launched 12:00Z, 7.7 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, Pittsburgh, PA at 12:00Z on 1997-08-15Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 1997-08-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 135 square meters per square second.19395878Sfc1 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
1167 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
135 m²/s²
0-3 km storm-relative helicity
161 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.

000 
TTAA00 KCRW 151943 RRA
SVRCRW
WVC007-013-015-152030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
341 PM EDT FRI AUG 15 1997
 
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...S...
 
IN NORTH CENTRAL WEST VIRGINIA
 
   ...BRAXTON COUNTY... SOUTHERN  CALHOUN COUNTY
 
IN WEST CENTRAL WEST VIRGINIA
 
   ...NORTHERN CLAY COUNTY
 
SEVERE THUNDERSTORMS IN WESTERN ROANE COUNTY WILL BE MOVING INTO
SOUTHERN CALHOUN...NORTHERN CLAY AND THEN INTO WESTERN BRAXTON COUNTY
IN THE NEXT 15 MINUTES. SOME TOWNS IN THE PATH OF THESE STORMS ARE FLOE
CHLOE...ELMIRA AND FRAMETOWN. THESE STORMS ARE MOVING TO THE EAST AT 35
MPH.
 
 
<< CALL TO ACTION >> SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND
IN EXCESS OF 55 MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND
VERY HEAVY RAIN.FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON
THE LOWEST FLOOR OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS
QUICKLY SO DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 15, 2:40 PM EDTSevere Thunderstorm WarningRLXCabell35 min
Aug 15, 2:46 PM EDTSevere Thunderstorm WarningRLXJackson29 min
Aug 15, 3:07 PM EDTSevere Thunderstorm WarningRLXRoane38 min

Nearby

Severe Thunderstorm Warnings in West Virginia, 1997Every severe thunderstorm warning in 1997

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.