Alert archive / Virginia / Flash Flood Warnings in 2011

Flash Flood Warning 47, NWS Blacksburg, VA

June 28, 2011Giles County, Virginia; Monroe County, West Virginia

NWS Blacksburg, VA issued this flash flood warning at Jun 28, 2011, 3:50 PM EDT for Giles County, Virginia; Monroe County, West Virginia. It was in force for 5 hr. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Jun 28, 2011, 3:50 PM EDT (19:50 UTC)
Expired
Jun 28, 2011, 9:08 PM EDT
In force
5 hr
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Flood severity
None

Counties Giles County, VA, Monroe County, WV

The radar

The Roanoke radar (KFCX), 58 km from the middle of the area, began a volume at 19:49 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.

What was reported inside it

TimeReportWhereRemark
Jun 28, 4:00 PM EDTFLASH FLOOD6 S Union, WVSEVERAL ROADS INCLUDING ZENITH ROAD...WALLACE HOLLOW ROAD AND COUNTY ROAD 29/2 FLOODED DUE TO SMALL STREAM FLASH FLOODING NEAR ZENITH. A FEW OUTBUILDINGS AND VEHICLES ALSO DAMAGED DOWNSTREAM.
Jun 28, 4:30 PM EDTHEAVY RAIN 5Zenith, WVROUGHLY 5 INCHES OF RAIN FELL WITHIN A 90 MINUTE PERIOD. MEASURED WITH A HOME RAIN GUAGE.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Roanoke, VA (KRNK), launched 12:00Z, 7.8 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 2011-06-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 700 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 2011-06-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -39 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
700 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
882 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-39 m²/s²
0-3 km storm-relative helicity
7 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.

776 
WGUS51 KRNK 281950
FFWRNK
VAC071-WVC063-290145-
/O.NEW.KRNK.FF.W.0047.110628T1950Z-110629T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
350 PM EDT TUE JUN 28 2011

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN GILES COUNTY IN SOUTHWEST VIRGINIA
  SOUTHERN MONROE COUNTY IN SOUTHEAST WEST VIRGINIA

* UNTIL 945 PM EDT.

* AT 345 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM A THUNDERSTORM OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ZENITH...
  RAINES CORNER AND LAUREL BRANCH.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.

PLEASE RELAY ANY REPORTS OF FLOODING INCLUDING MUDSLIDES...OR ROAD
CLOSURES TO THE NATIONAL WEATHER SERVICE IN BLACKSBURG BY CALLING
TOLL FREE...1...8 6 6...2 1 5...4 3 2 4. DELAYED REPORTS ARE WELCOME.

&&

LAT...LON 3750 8071 3759 8043 3748 8038 3737 8068

$$

RCS
4 follow-up statements
591 
WGUS71 KRNK 282011
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
411 PM EDT TUE JUN 28 2011

VAC071-WVC063-290145-
/O.CON.KRNK.FF.W.0047.000000T0000Z-110629T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILES VA-MONROE WV-
411 PM EDT TUE JUN 28 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR
NORTHEASTERN GILES AND SOUTHERN MONROE COUNTIES...

AT 402 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A THUNDERSTORM PRODUCING VERY HEAVY RAIN OVER THE WARNED 
AREA. RADAR ESTIMATES 3 TO 4 INCHES OF RAIN HAS FALLEN OVER THE 
WARNED AREA. 

LOCATIONS IN THE WARNED AREA KNOW FOR FLOODING ARE DROPPING LICK 
CREEK ALONG ROUTE 29...HANS CREEK ALONG ROUTE 219 NEAR 
LINDSIDE...AND BIG STONEY CREEK ROAD OR ROUTE 635.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ZENITH...
RAINES CORNER AND LAUREL BRANCH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

FLOODING IS OCCURRING OR IS IMMINENT. IT IS IMPORTANT TO KNOW WHERE
YOU ARE RELATIVE TO STREAMS...RIVERS...OR CREEKS WHICH CAN BECOME
KILLERS IN HEAVY RAINS. CAMPERS AND HIKERS SHOULD AVOID STREAMS OR
CREEKS.

&&

LAT...LON 3750 8071 3759 8043 3748 8038 3737 8068

$$

RCS
157 
WGUS71 KRNK 282124
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
524 PM EDT TUE JUN 28 2011

VAC071-WVC063-290145-
/O.CON.KRNK.FF.W.0047.000000T0000Z-110629T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILES VA-MONROE WV-
524 PM EDT TUE JUN 28 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR
NORTHEASTERN GILES AND SOUTHERN MONROE COUNTIES...

AT 514 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE LIGHT RAIN FALLING OVER THE WARNED AREA. RUNOFF FROM THIS 
AFTERNOON STORMS AND MORE STORMS COMING OVER THE AREA BETWEEN 6 PM 
AND 8 PM...WILL CONTINUE THE THREAT FOR FLASH FLOODING INTO THIS 
EVENING. AT THIS TIME...NO FLOODING HAS BEEN REPORTED BY LAW 
ENFORCEMENT OR VIRGINIA DEPARTMENT OF TRANSPORTATION. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO 
ZENITH...RAINES CORNER AND LAUREL BRANCH. LOCATIONS IN THE WARNED 
AREA KNOW FOR FLOODING ARE DROPPING LICK CREEK ALONG ROUTE 29...HANS 
CREEK ALONG ROUTE 219 NEAR LINDSIDE...AND BIG STONY CREEK ROAD OR 
ROUTE 635.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

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. MOVE TO HIGHER GROUND.

&&

LAT...LON 3750 8071 3759 8043 3748 8038 3737 8068

$$

RCS
361 
WGUS71 KRNK 282314
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
714 PM EDT TUE JUN 28 2011

VAC071-WVC063-290145-
/O.CON.KRNK.FF.W.0047.000000T0000Z-110629T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILES VA-MONROE WV-
714 PM EDT TUE JUN 28 2011

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 945 PM EDT FOR
NORTHEASTERN GILES AND SOUTHERN MONROE COUNTIES...

AT 709 PM EDT...RUNOFF FROM THIS AFTERNOON STORMS WILL CONTINUE THE 
THREAT FOR FLASH FLOODING INTO THIS EVENING. AT THIS TIME...NO 
FLOODING HAS BEEN REPORTED BY LAW ENFORCEMENT OR VIRGINIA DEPARTMENT 
OF TRANSPORTATION.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ZENITH...
RAINES CORNER AND LAUREL BRANCH

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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. MOVE TO HIGHER GROUND.

&&

LAT...LON 3750 8071 3759 8043 3748 8038 3737 8068

$$

RCS
196 
WGUS71 KRNK 290108
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
908 PM EDT TUE JUN 28 2011

VAC071-WVC063-290116-
/O.CAN.KRNK.FF.W.0047.000000T0000Z-110629T0145Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILES VA-MONROE WV-
908 PM EDT TUE JUN 28 2011

...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR NORTHEASTERN GILES
AND SOUTHERN MONROE COUNTIES...

FLOODING HAS ENDED OVER THE WARNED AREA...THUS THE FLASH FLOOD 
WARNING HAS BEEN CANCELLED. CREEKS AND STREAMS MAY BE RUNNING HIGH 
THROUGH THE NIGHT AS RUNOFF FROM AFTERNOON STORMS CONTINUES. 
EXERCISE CAUTION WHEN DRIVING AT NIGHT...ESPECIALLY ON SECONDARY 
ROADS AND LOW WATER CROSSINGS.

LAT...LON 3750 8071 3759 8043 3748 8038 3737 8068

$$

RCS

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 8:05 PM EDTSpecial Weather StatementRNKBland, Grayson, Smyth, Tazewell, Wythe55 min
Jun 27, 8:43 PM EDTSpecial Weather StatementRNKPatrick47 min
Jun 27, 9:06 PM EDTSpecial Weather StatementRNKCity of Martinsville39 min
Jun 27, 9:49 PM EDTSpecial Weather StatementRNKPittsylvania41 min
Jun 27, 10:40 PM EDTSpecial Weather StatementRNKPittsylvania50 min
Jun 28, 3:13 AM EDTSpecial Weather StatementRNKFloyd, Henry, Patrick, City of Martinsville62 min
Jun 28, 2:34 PM EDTSpecial Weather StatementRNKTazewell56 min
Jun 28, 2:44 PM EDTSevere Thunderstorm WarningRNKBland, Giles, Tazewell46 min
Jun 28, 3:10 PM EDTSpecial Weather StatementRNKGiles65 min
Jun 28, 3:26 PM EDTSpecial Weather StatementRNKCraig64 min
Jun 28, 3:27 PM EDTSpecial Weather StatementRNKCity of Buena Vista63 min
Jun 28, 3:28 PM EDTSpecial Weather StatementRNKCity of Martinsville62 min
Jun 28, 4:17 PM EDTSevere Thunderstorm WarningRNKBotetourt, Craig, Montgomery, Roanoke, City of Roanoke, City of Salem58 min
Jun 28, 4:21 PM EDTSevere Thunderstorm WarningRNKFranklin, Henry, Patrick, City of Martinsville54 min
Jun 28, 4:33 PM EDTSevere Thunderstorm WarningRNKCharlotte, Halifax27 min
Jun 28, 4:36 PM EDTSevere Thunderstorm WarningRNKAmherst, Rockbridge, City of Buena Vista, City of Lexington54 min
Jun 28, 4:40 PM EDTFlash Flood WarningRNKTazewell4 hr
Jun 28, 5:02 PM EDTSpecial Weather StatementRNKFranklin28 min
Jun 28, 5:10 PM EDTSevere Thunderstorm WarningRNKBedford, Botetourt, Franklin, Roanoke, Rockbridge55 min
Jun 28, 5:12 PM EDTSevere Thunderstorm WarningRNKHenry, Pittsylvania, City of Martinsville25 min
Jun 28, 5:19 PM EDTSpecial Weather StatementRNKFranklin, Patrick56 min
Jun 28, 5:29 PM EDTSevere Thunderstorm WarningRNKFranklin, Henry, Patrick61 min
Jun 28, 5:42 PM EDTSevere Thunderstorm WarningRNKAmherst, Bedford, Campbell, City of Lynchburg63 min
Jun 28, 5:51 PM EDTSevere Thunderstorm WarningRNKAppomattox, Buckingham54 min
Jun 28, 6:18 PM EDTSevere Thunderstorm WarningRNKAmherst, Appomattox, Campbell, City of Lynchburg29 min
Jun 28, 6:25 PM EDTSevere Thunderstorm WarningRNKCharlotte, Halifax65 min
Jun 28, 6:35 PM EDTSevere Thunderstorm WarningRNKAppomattox, Campbell, Charlotte, Halifax40 min
Jun 28, 6:45 PM EDTSevere Thunderstorm WarningRNKAppomattox, Buckingham45 min
Jun 28, 7:38 PM EDTSpecial Weather StatementRNKHalifax, City of Danville52 min
Jun 28, 7:41 PM EDTSpecial Weather StatementRNKHenry64 min
Jun 28, 1:09 AM EDTSpecial Weather StatementRNKMercer36 min
Jun 28, 3:46 AM EDTSpecial Weather StatementRNKGreenbrier29 min
Jun 28, 1:59 PM EDTSevere Thunderstorm WarningRNKMercer, Summers61 min

Nearby

Flash Flood Warnings in Virginia, 2011Flash Flood Warnings in West Virginia, 2011Every flash flood warning in 2011

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.