Alert archive / Virginia / Flash Flood Warnings in 2003

Flash Flood Warning 13, NWS Blacksburg, VA

June 8, 2003Henry County, City of Martinsville, Virginia

NWS Blacksburg, VA issued this flash flood warning at Jun 8, 2003, 8:53 PM EDT for Henry County, City of Martinsville, 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
Jun 8, 2003, 8:53 PM EDT (00:53 UTC)
Expired
Jun 9, 2003, 12:00 AM EDT
In force
3 hr
Issued by
NWS Blacksburg, VA
Area
Counties, with a storm outline in the text

Counties City of Martinsville, VA, Henry County, VA

The nearest sounding before it

Roanoke, VA (KRNK), launched 00:00Z, 0.9 hours before the alert went out and 67 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 2003-06-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1483 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 00:00Z on 2003-06-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 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
1483 J/kg
Mixed-layer CIN
-15 J/kg
Mixed-layer LCL
706 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
111 m²/s²
Significant tornado parameter
0.5
Supercell composite
2.5

Open this sounding in Storm Lab

The text

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

000 
WGUS51 KRNK 090056
FFWRNK
VAC089-690-090400-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
853 PM EDT SUN JUN 8 2003

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  HENRY COUNTY IN SOUTH CENTRAL VIRGINIA
  MARTINSVILLE IN SOUTH CENTRAL VIRGINIA

* UNTIL MIDNIGHT EDT

* AT 853 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED 
THUNDERSTORMS WITH VERY HEAVY RAIN MOVING INTO HENRY COUNTY AND THE 
CITY OF MARTINSVILLE.  UP TO 3 INCHES OF RAIN IS POSSIBLE FROM THESE 
SLOW MOVING THUNDERSTORMS.

* LOCATIONS THREATENED BY HEAVY RAIN INCLUDE...CHATMOSS...BASSETT...
  COLLINSVILLE...FIELDALE...HORSE PASTURE...LEATHERWOOD...
  MARTINSVILLE...STANLEYTOWN AND VILLA HEIGHTS...

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...DIPS...OR OTHER LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT.

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 3677 8004 3657 8002 3657 7973 3677 7969

$$

11
2 follow-up statements
000 
WGUS71 KRNK 090227
FFSRNK
VAC089-090400-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1022 PM EDT SUN JUN 8 2003

...A FLASH FLOOD WARNING CONTINUES FOR HENRY COUNTY UNTIL MIDNIGHT 
EDT...

AT 1022 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED HEAVY RAIN 
CONTINUING OVER THE EASTERN AND SOUTHERN HALF OF HENRY COUNTY.  RAIN 
IS EXPECTED TO DIMINISH OVER THE AREA BY 1100 PM EDT...AND END BY 
MIDNIGHT.

RAINFALL TOTALS OF BETWEEN TWO AND THREE INCHES HAVE OCCURRED OVER 
SOUTHERN AND WESTERN HENRY COUNTY FROM SPENCER TO RIDGEWAY.  
EXCESSIVE RUNOFF RESULTING FROM THE HEAVY RAIN WILL CAUSE FLASH 
FLOODING OF SMALL CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. 
ADDITIONALLY...COUNTRY ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS 
AND STREAMS AND OTHER LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

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.

$$

WERT
000 
WGUS71 KRNK 090359
FFSRNK
VAC089-090415-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
1201 AM EDT MON JUN 9 2003

...FLASH FLOOD WARNING FOR HENRY COUNTY ALLOWED TO EXPIRE...

AT MIDNIGHT EDT...NATIONAL WEATHER SERVICE RADAR INDICATED THAT RAIN 
HAD ENDED OVER HENRY COUNTY AND RUNOFF WAS SUBSIDING. 

HOWEVER...FLASH FLOODING FROM THE HEAVY RAINS EARLIER THIS EVENING 
MAY HAVE RESULTED IN WASHOUTS OF COUNTY AND RURAL ROADS. 
ADDITIONALLY...COUNTRY FARMLANDS ALONG THE BANKS OF CREEKS AND 
STREAMS AND OTHER LOW LYING AREAS MAY ALSO HAVE BEEN ERODED.

PLEASE DO NOT ATTEMPT TO DRIVE THROUGH AREAS WHERE THE ROAD BED HAS 
BEEN COMPROMISED DUE TO HIGH WATER OR ATTEMPT TO DRIVE THROUGH AREAS 
WHERE STANDING WATER IS STILL PRESENT. 

RELAY YOUR REPORTS OF FLOODING TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...1.

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 8, 8:01 PM EDTSevere Thunderstorm WarningRNKTazewell29 min
Jun 8, 8:05 PM EDTSevere Thunderstorm WarningRNKFloyd, Patrick55 min
Jun 8, 8:28 PM EDTSevere Thunderstorm WarningRNKCraig32 min
Jun 8, 8:37 PM EDTFlash Flood WarningRNKFloyd, Patrick3 hr
Jun 8, 8:50 PM EDTSevere Thunderstorm WarningRNKHenry, Patrick, City of Martinsville55 min
Jun 8, 9:31 PM EDTFlash Flood WarningRNKCarroll119 min

Nearby

Flash Flood Warnings in 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.