Alert archive / West Virginia / Flash Flood Warnings in 1995

Flash Flood Warning 90, NWS Pittsburgh, PA

July 15, 1995Monongalia County, West Virginia

NWS Pittsburgh, PA issued this flash flood warning at Jul 15, 1995, 10:40 PM EDT for Monongalia County, West Virginia. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Jul 15, 1995, 10:40 PM EDT (02:40 UTC)
Expired
Jul 15, 1995, 11:45 PM EDT
In force
65 min
Issued by
NWS Pittsburgh, PA
Area
Whole counties

County Monongalia County, WV

The radar

The Pittsburgh radar (KPBZ), 101 km from the middle of the area, began a volume at 02:41 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 00:00Z, 2.7 hours before the alert went out and 87 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 1995-07-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2889 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 00:00Z on 1995-07-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 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
2889 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
1586 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
-14 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 160244
FFWPIT
PAC073-121-WVC061-160345-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PITTSBURGH PA
1040 PM EDT SAT JUL 15 1995
 
THE NATIONAL WEATHER SERVICE IN PITTSBURGH HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1145 PM EDT
FOR THE FOLLOWING LOCATIONS...
 
IN NORTHWEST PENNSYLVANIA
 
   ...LAWRENCE COUNTY...VENANGO COUNTY
 
 
IN NORTH WEST VIRGINIA
 
   ...MONONGALIA COUNTY
 
HEAVY THUNDERSTORM RAINS CONTINUE OVER VENANGO AND LAWRENCE COUNTIES AS
THEY HAVE BEEN OVER BUTLER AND MERCER COUNTIES. THESE CONTINUED HEAVY
RAINS CAN CAUSE FLASH FLOODING.
 
ROAD FLOODING HAS BEEN REPORTED IN SOME TOWNS AND SOME SMALL STREAMS ARE
RUNNING HIGH AND COULD GO OUT OF THEIR BANKS.
 
HEAVY THUNDERSTORM RAINS ARE ALSO OCCURRING OVER MONONGALIA COUNTY WEST
VIRGINIA...SO ALTHOUGH THE THREAT OF DAMAGING WIND AND LARGE HAIL HAS
EASED...THE FLASH FLOOD THREAT IS INCREASING.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES OR LOW SPOTS IF WATER COVERS THE ROAD.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT.
TO ESCAPE RISING WATER MOVE UNP TO HIGHER GROUND.
 
IT IS IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.  CAMPERS SHOULD AVOID
CAMPING ALONG STREAMS DURING THREATENING RAINS.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 15, 8:13 PM EDTSevere Thunderstorm WarningPBZHancock62 min
Jul 15, 8:22 PM EDTFlash Flood WarningPBZTucker113 min
Jul 15, 8:22 PM EDTSevere Thunderstorm WarningPBZTucker113 min
Jul 15, 8:49 PM EDTSevere Thunderstorm WarningPBZBrooke41 min
Jul 15, 9:18 PM EDTSevere Thunderstorm WarningPBZOhio42 min
Jul 15, 9:28 PM EDTSevere Thunderstorm WarningPBZMonongalia, Preston62 min
Jul 15, 9:28 PM EDTSevere Thunderstorm WarningPBZMarion, Wetzel62 min
Jul 15, 9:42 PM EDTSevere Thunderstorm WarningPBZMarshall48 min

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; radar from the NEXRAD Level II archive.