Alert archive / West Virginia / Flash Flood Warnings in 1995

Flash Flood Warning 77, NWS Pittsburgh, PA

July 1, 1995Preston County, West Virginia

NWS Pittsburgh, PA issued this flash flood warning at Jul 1, 1995, 1:44 PM EDT for Preston County, West Virginia. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
Jul 1, 1995, 1:44 PM EDT (17:44 UTC)
Expired
Jul 1, 1995, 3:45 PM EDT
In force
2 hr
Issued by
NWS Pittsburgh, PA
Area
Whole counties

County Preston County, WV

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 5.7 hours before the alert went out and 111 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 1995-07-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 258 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, Pittsburgh, PA at 12:00Z on 1995-07-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -8 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
258 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
570 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
-8 m²/s²
0-3 km storm-relative helicity
-19 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 011746
FFWPIT
WVC077-011945-
 
BULLETIN - EBS ACTIVATION REQUESTED
SEVERE THUNDERSTORM AND FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
144 PM EDT SAT JUL 1 1995
 
THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A
SEVERE THUNDERSTORM WARNING AND EXTENDED THE FLASH FLOOD WARNING
EFFECTIVE UNTIL  345 PM EDT
FOR THE FOLLOWING LOCATION...
 
IN NORTH WEST VIRGINIA
 
   ...PRESTON COUNTY
 
DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM MOVING INTO
SOUTHWESTERN PRESTON COUNTY. THIS STORM MAY CONTAIN DEADLY
LIGHTNING HAIL AND GUSTY WINDS ALONG WITH RAINS HEAVY ENOUGH
TO CAUSE FLOODING.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND...DESTRUCTIVE HAIL...
DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR SAFETY GO TO AN INTERIOR
ROOM ON THE LOWEST FLOOR OF YOUR BUILDING. SEVERE THUNDERSTORMS CAN
PRODUCE TORNADOES WITH LITTLE ADVANCE WARNING. HEAVY RAINS CAN
QUICKLY CAUSE FLOODING. DO NOT CROSS WHERE WATER COVERS YOUR PATH.

The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 1, 11:46 AM EDTFlash Flood WarningPBZMonongalia, Preston2 hr
Jul 1, 1:44 PM EDTSevere Thunderstorm WarningPBZPreston2 hr

Nearby

Flash Flood Warnings in West Virginia, 1995Every flash flood warning in 1995

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.