Alert archive / West Virginia / Flash Flood Warnings in 2003

Flash Flood Warning 70, NWS Blacksburg, VA

August 16, 2003Mercer County, West Virginia

NWS Blacksburg, VA issued this flash flood warning at Aug 16, 2003, 7:45 AM EDT for Mercer County, West Virginia. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 16, 2003, 7:45 AM EDT (11:45 UTC)
Expired
Aug 16, 2003, 10:45 AM EDT
In force
3 hr
Issued by
NWS Blacksburg, VA
Area
Counties, with a storm outline in the text

County Mercer County, WV

The radar

The Roanoke radar (KFCX), 91 km from the middle of the area, began a volume at 11:45 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

Roanoke, VA (KRNK), launched 00:00Z, 11.8 hours before the alert went out and 148 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 00:00Z on 2003-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 474 joules per kilogram.LCLEL10008507005003002001001 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 00:00Z on 2003-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 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
474 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
1575 m above ground
0-6 km bulk shear
11 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
41 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 
WGUS51 KRNK 161149
FFWRNK
WVC055-161445-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
745 AM EDT SAT AUG 16 2003

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

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

* UNTIL 1045 AM EDT

* AT 745 AM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED JUST OVER 
  2 INCHES OF RAIN HAD FALLEN ALONG RICH CREEK IN THE NORTHERN 
  PART MERCER COUNTY BETWEEN SPANISHBURG AND BEESON SINCE 600 AM.  
  ALSO UP TO 2 INCHES HAD FALLEN ALONG THE WIDEMOUTH CREEK NEAR 
  MITOKA.  
  ADDITIONAL RAIN COMING OUT OF RALEIGH AND WYOMING COUNTIES COULD
  PRODUCE ANOTHER INCH OF RAINFALL BY 900 AM.

* SOME LOCATIONS THREATENED BY HEAVY RAIN THROUGH 1045 AM EDT INCLUDE
  SPANISHBURG...
  MITOKA...

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 3761 8113 3742 8088 3732 8109 3733 8132
          3750 8126

$$

09
2 follow-up statements
000 
WGUS71 KRNK 161322
FFSRNK
WVC055-161445-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
921 AM EDT SAT AUG 16 2003

...A FLASH FLOOD WARNING CONTINUES FOR THE FOLLOWING COUNTIES UNTIL
1045 AM EDT...

  MERCER COUNTY IN SOUTHEAST WEST VIRGINIA

AT 915 AM EDT...MERCER COUNTY 911 REPORTED FLOODING IN AND AROUND 
MATOAKA AND SPANISHBURG...AS WELL AS URBAN FLOODING IN PRINCETON. A 
FAMILY WAS BEING EVACUATED FROM THEIR HOME IN LASHMEET. RADAR 
INDICATED HEAVY RAINFALL HAD TAPERED OFF...HOWEVER FLOODING ALONG 
BOTH WIDEMOUTH CREEK AND RICH CREEK...AS WELL AS THE BLUESTONE RIVER 
ALONG HIGHWAY 19...IS LIKELY TO CONTINUE THROUGH MID MORNING.  SOME 
HEAVY RAIN MAY MOVE BACK INTO THE BLUEFIELD AREA BEFORE 10 AM 
HOWEVER.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED. MOVE TO
HIGHER GROUND.

CAMPERS IN THE WARNED AREA MUST MOVE TO HIGHER GROUND IMMEDIATELY.

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

$$

SK
000 
WGUS71 KRNK 161427
FFSRNK
WVC055-161430-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1027 AM EDT SAT AUG 16 2003

...THE FLASH FLOOD WARNING WHICH WAS IN EFFECT UNTIL 1045 AM EDT FOR

  MERCER COUNTY IN SOUTHEAST WEST VIRGINIA

HAS BEEN CANCELLED.

THE HEAVY RAIN HAS ENDED OVER THE WARNED AREA. STREAMS AND CREEKS IN
THE WARNED AREA HAVE RECEDED OR WERE BEGINNING TO RECEDE...ENDING THE
FLASH FLOOD THREAT. EVEN THOUGH STREAMS AND CREEKS WERE RECEDING...
SOME ROADWAYS STILL MAY BE COVERED WITH WATER. MOTORISTS ARE ADVISED 
TO AVOID DRIVING THROUGH FLOODED ROADWAYS.

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

$$

SK

Nearby

Flash Flood Warnings in West Virginia, 2003Every flash flood warning in 2003

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.