Alert archive / West Virginia / Flash Flood Warnings in 2002

Flash Flood Warning 34, NWS Blacksburg, VA

September 18, 2002Monroe County, West Virginia

NWS Blacksburg, VA issued this flash flood warning at Sep 18, 2002, 7:01 PM EDT for Monroe County, West Virginia. It was in force for 119 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
Sep 18, 2002, 7:01 PM EDT (23:01 UTC)
Expired
Sep 18, 2002, 9:00 PM EDT
In force
119 min
Issued by
NWS Blacksburg, VA
Area
Whole counties

County Monroe County, WV

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 11.0 hours before the alert went out and 101 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, Roanoke, VA at 12:00Z on 2002-09-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 707 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Roanoke, VA at 12:00Z on 2002-09-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 26 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
707 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
541 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
26 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.4

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS51 KRNK 182301
FFWRNK
WVC063-190100-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
659 PM EDT WED SEP 18 2002

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MONROE COUNTY IN SOUTHEAST WEST VIRGINIA

* UNTIL 900 PM EDT

* AT 659 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED THAT BETWEEN
  2 AND 3 INCHES OF RAIN HAS FALLEN OVER PARTS OF NORTHERN MONROE 
  COUNTY. 

* LOCATIONS THREATENED BY HEAVY RAIN INCLUDE...WOLFCREEK...

<<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.

RELAY REPORTS OF FLOODING TO THE NATIONAL WEATHER SERVICE IN
BLACKSBURG BY CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4.

$$

LAT...LON 3769 8055 3761 8060 3762 8072 3771 8065

11
1 follow-up statement
000 
WGUS71 KRNK 190003
FFSRNK

190200-
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
800 PM EDT WED SEP 18 2002


A FLASH FLOOD WARNING REMAINS IN EFFECT FOR PULASKI COUNTY VIRGINIA 
UNTIL 10:00 PM EDT.

A FLASH FLOOD WARNING REMAINS IN EFFECT FOR MONROE COUNTY WEST 
VIRGINIA UNTIL 9:00 PM EDT.


AT 8:00 PM...THUNDERSTORMS WITH HEAVY RAIN CONTINUED ACROSS NORTHERN 
PULASKI COUNTY VIRGINIA.   RADAR ESTIMATES THAT BETWEEN 3.5 AND 4.0 
INCHES OF RAIN HAS FALLEN JUST NORTH OF DUBLIN VIRGINIA...ALONG BACK 
AND NECK CREEKS.  FLASH FLOODING IS LIKELY ALONG THESE STREAMS AND 
THEIR TRIBUTARIES...WHICH MAY EFFECT PARTS OF NECK CREEK 
ROAD...HIGHLAND ROAD...KENT FARM ROAD...AND STATE ROUTE 100.

IN WEST VIRGINIA...THE HEAVY RAIN HAS ENDED IN NORTHERN MONROE 
COUNTY.  HOWEVER...RUNOFF WILL CONTINUE.  RADAR ESTIMATES THAT 
NEARLY 4.0 INCHES OF RAIN FELL BETWEEN WOLFCREEK AND JOHNSON 
CROSSROADS.  FLASH FLOODING MAY BE ONGOING...ALONG 
WOLFCREEK...EFFECTING PARTS OF COUNTY ROAD 10 AND STATE ROUTE 3.  

FOR YOUR SAFETY...BE VERY CAUTIOUS OF WATER THAT COVERS THE ROAD AT 
NIGHT...THE WATER DEPTH COULD BE GREATER THAN YOU THINK...AND 
BRIDGES WASHED OUT.

PLEASE RELAY ANY REPORTS OF FLOODING TO THE NATIONAL WEATHER SERVICE 
IN BLACKSBURG BY CALLING TOLL FREE...1...8 6 6...2 1 5...4 3 2 4.
$$

Nearby

Flash Flood Warnings in West Virginia, 2002Every flash flood warning in 2002

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.