Alert archive / West Virginia / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 21, NWS Pittsburgh, PA

August 12, 1988Brooke County, Hancock County, West Virginia

NWS Pittsburgh, PA issued this severe thunderstorm warning at Aug 12, 1988, 3:35 PM EDT for Brooke County, Hancock County, West Virginia. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Aug 12, 1988, 3:35 PM EDT (19:35 UTC)
Expired
Aug 12, 1988, 4:35 PM EDT
In force
60 min
Issued by
NWS Pittsburgh, PA
Area
Whole counties

Counties Brooke County, WV, Hancock County, WV

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Huntington/Tri S, WV (KHTS), launched 12:00Z, 7.6 hours before the alert went out and 280 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, Huntington/Tri S, WV at 12:00Z on 1988-08-12Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 778 joules per kilogram.LCLLFCEL10008507005003002001001 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, Huntington/Tri S, WV at 12:00Z on 1988-08-12The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -9 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
778 J/kg
Mixed-layer CIN
-70 J/kg
Mixed-layer LCL
1018 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-9 m²/s²
0-3 km storm-relative helicity
10 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 KPIT 121940
SVRPIT
WVC029-009-122035-

BULLETIN  BROADCAST IMMEDIATELY
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
335 PM EDT FRI AUG 12 1988

THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A SEVERE
THUNDERSTORM WARNING UNTIL 435 PM FOR THESE COUNTIES IN

THE NORTHERN PANHANDLE OF WEST VIRGINIA...HANCOCK AND BROOKE.

AT 335 PM WEATHER SERVICE RADAR SHOWED A SLOW MOVING SEVERE
THUNDERSTORM OVER HANCOCK AND BROOKE COUNTIES.

THESE STORMS ARE ONLY MOVING AT AROUND 5 MILES PER HOUR TO THE
SOUTHEAST. IN ADDITION TO DAMAGING WINDS...POSSIBLY LARGE HAIL...
AND DANGEROUS LIGHTNING THERE ALSO EXISTS THE POSSIBILITY OF
STREET FLOODING FROM HEAVY DOWNPOURS.

A SEVERE THUNDERSTORM WARNING MEANS SEVERE THUNDERSTORMS ARE IMMINENT
OR IN PROGRESS. THESE STORMS WILL PRODUCE DAMAGING WIND..HAIL..HEAVY
RAIN..AND DANGEROUS LIGHTNING.

IF THREATENING WEATHER APPROACHES..GO TO A SAFE PLACE IMMEDIATELY.

Nearby

Severe Thunderstorm Warnings in West Virginia, 1988Every severe thunderstorm warning in 1988

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.