Alert archive / West Virginia / Flash Flood Warnings in 1998

Flash Flood Warning 31, NWS Charleston, WV

May 2, 1998Tyler County, West Virginia

NWS Charleston, WV issued this flash flood warning at May 2, 1998, 7:19 AM EDT for Tyler County, West Virginia. It was in force for 4 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 2, 1998, 7:19 AM EDT (11:19 UTC)
Expired
May 2, 1998, 11:15 AM EDT
In force
4 hr
Issued by
NWS Charleston, WV
Area
Whole counties

County Tyler County, WV

The radar

The Pittsburgh radar (KPBZ), 132 km from the middle of the area, began a volume at 11:19 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, 11.3 hours before the alert went out and 125 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 1998-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 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 1998-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 6 square meters per square second.1939Sfc1 km3 km6 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
661 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
6 m²/s²
0-3 km storm-relative helicity
16 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 021118
FFWCRW
WVC095-021515-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
FLOOD WARNING FOR SMALL STREAMS
NATIONAL WEATHER SERVICE CHARLESTON WV
719 AM EDT SAT MAY 2 1998
 
THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A
FLOOD WARNING EFFECTIVE UNTIL 1115 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION......
 
IN NORTHWEST WEST VIRGINIA
 
   ...TYLER COUNTY
 
STEADY RAIN FROM LAST NIGHT HAS CAUSED SOME STREAMS AND CREEKS TO GO OUT
OF THIER BANKS EARLY THIS MORNING ACROSS OUR AREA. EMERGENCEY
MANAGEMENT OFFICIALS HAVE RECIEVED REPORTS THAT ELKFORK AND SELLERS ROADARE COVERED IN SPOTS. THESE ROADS ARE NEAR THE TOWN OF MIDDLEBOURNE.
 
<< CALL TO ACTION >> DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE
WATER COVERS THE ROADWAY.  THE WATER DEPTH MAY BE TOO GREAT TO ALLOW
YOUR CAR TO CROSS SAFELY.  VEHICLES CAUGHT IN RISING WATER SHOULD BE
ABANDONED QUICKLY.  MOVE TO HIGHER GROUND. WATCH OUT FOR MUD SLIDES.

Nearby

Flash Flood Warnings in West Virginia, 1998Every flash flood warning in 1998

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.