Alert archive / Virginia / Flash Flood Warnings in 2016

Flash Flood Warning 22, NWS Blacksburg, VA

June 27, 2016Floyd County, Franklin County, Patrick County, Virginia

NWS Blacksburg, VA issued this flash flood warning at Jun 27, 2016, 3:17 PM EDT for Floyd County, Franklin County, Patrick County, Virginia. It was in force for 6 hr. 1 report 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 27, 2016, 3:17 PM EDT (19:17 UTC)
Expired
Jun 27, 2016, 9:15 PM EDT
In force
6 hr
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Flood severity
None

Counties Floyd County, VA, Franklin County, VA, Patrick County, VA

The radar

The Roanoke radar (KFCX), 24 km from the middle of the area, began a volume at 19:21 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 27, 3:55 PM EDTFLASH FLOOD1 Ene Floyd, VAONE FOOT OF WATER FLOWING OVER ROUTE 681 FROM A TRIBUTARY OF OLDFIELD CREEK NEAR THE INTERSECTION WITH ROUTE 221

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, 7.3 hours before the alert went out and 69 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 2016-06-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3 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 2016-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 117 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
3 J/kg
Mixed-layer CIN
-170 J/kg
Mixed-layer LCL
819 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
117 m²/s²
0-3 km storm-relative helicity
101 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

188 
WGUS51 KRNK 271917
FFWRNK
VAC063-067-141-280115-
/O.NEW.KRNK.FF.W.0022.160627T1917Z-160628T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
317 PM EDT MON JUN 27 2016

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN PATRICK COUNTY IN VIRGINIA...
  SOUTHWESTERN FRANKLIN COUNTY IN VIRGINIA...
  CENTRAL FLOYD COUNTY IN VIRGINIA...

* UNTIL 915 PM EDT MONDAY
    
* AT 314 PM EDT...DOPPLER RADAR INDICATED A THUNDERSTORM PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE
  ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  FLOYD...
  WOOLWINE...
  FERRUM...
  ROCKY KNOB RECREATION AREA...
  AND CHECK. 

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES IS POSSIBLE IN THE
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF FLOODING...
INCLUDING MUDSLIDES OR ROAD CLOSURES...TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE AT 1...8 6 6...2 1 5...4 3 2 4. REPORTS
AND PICTURES CAN ALSO BE SHARED ON THE NATIONAL WEATHER SERVICE
BLACKSBURG FACEBOOK PAGE AND ON TWITTER.

&&

LAT...LON 3668 8039 3686 8048 3704 8027 3709 8001
      3686 7985 3682 7997 3683 8000 3681 8001
      3679 8007 3678 8009

$$

WERT
3 follow-up statements
965 
WGUS71 KRNK 271951
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
351 PM EDT MON JUN 27 2016

VAC063-067-141-280115-
/O.CON.KRNK.FF.W.0022.000000T0000Z-160628T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PATRICK VA-FRANKLIN VA-FLOYD VA-
351 PM EDT MON JUN 27 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM EDT FOR 
NORTHEASTERN PATRICK...SOUTHWESTERN FRANKLIN AND CENTRAL FLOYD
COUNTIES...

AT 346 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING HEAVY
RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN HAVE ALREADY
FALLEN BETWEEN CHECK...FLOYD...AND ENDICOTT.  CHATEAU MORRISETTE
REPORTED AN AMOUNT OF 1.94 INCHES AROUND 330 PM EDT. FLASH FLOODING
HAS ALREADY BEGUN IN PARTS OF THE WARNED AREA...OR IS EXPECTED TO
BEGIN SHORTLY.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
FLOYD...
WOOLWINE...
FERRUM...
ROCKY KNOB RECREATION AREA...
AND CHECK. 

ADDITIONAL RAINFALL AMOUNTS OF UP TO 1 INCH ARE POSSIBLE IN THE
WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF FLOODING...
INCLUDING MUDSLIDES OR ROAD CLOSURES...TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE AT 1...8 6 6...2 1 5...4 3 2 4. REPORTS
AND PICTURES CAN ALSO BE SHARED ON THE NATIONAL WEATHER SERVICE
BLACKSBURG FACEBOOK PAGE AND ON TWITTER.

&&

LAT...LON 3668 8039 3686 8048 3704 8027 3709 8001
      3686 7985 3682 7997 3683 8000 3681 8001
      3679 8007 3678 8009

$$

WERT
380 
WGUS71 KRNK 272104
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
504 PM EDT MON JUN 27 2016

VAC063-067-141-280115-
/O.CON.KRNK.FF.W.0022.000000T0000Z-160628T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PATRICK VA-FRANKLIN VA-FLOYD VA-
504 PM EDT MON JUN 27 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 915 PM EDT FOR 
NORTHEASTERN PATRICK...SOUTHWESTERN FRANKLIN AND CENTRAL FLOYD
COUNTIES...

AT 502 PM EDT...DOPPLER RADAR INDICATED THAT RAINFALL HAD DIMINISHED
ACROSS THE WARNED AREA. HOWEVER...FLASH FLOODING WAS OBSERVED IN
PARTS OF FLOYD COUNTY AROUND 4 PM EDT. ALTHOUGH RAINFALL HAS
DIMINISHED OR ENDED IN MOST OF THE WARNED AREA...UP TO THREE
INCHES OF RAIN FELL ACROSS THE COUNTY BETWEEN 2 AND 4 PM EDT.
CONSIDERABLE RUNOFF MAY CONTINUE FOR ANOTHER HOUR OR SO. FLASH
FLOODING IS STILL POSSIBLE IN SOME AREAS...ESPECIALLY ALONG SMALL
CREEKS AND STREAMS AND IN POOR DRAINAGE AND LOW-LYING AREAS.

SOME LOCATIONS THAT MAY EXPERIENCE FLOODING INCLUDE...
FLOYD...
WOOLWINE...
FERRUM...
ROCKY KNOB RECREATION AREA...
AND CHECK. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF FLOODING...
INCLUDING MUDSLIDES OR ROAD CLOSURES...TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE AT 1...8 6 6...2 1 5...4 3 2 4. REPORTS
AND PICTURES CAN ALSO BE SHARED ON THE NATIONAL WEATHER SERVICE
BLACKSBURG FACEBOOK PAGE AND ON TWITTER.

&&

LAT...LON 3668 8039 3686 8048 3704 8027 3709 8001
      3686 7985 3682 7997 3683 8000 3681 8001
      3679 8007 3678 8009

$$

RAB
411 
WGUS71 KRNK 272154
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
554 PM EDT MON JUN 27 2016

VAC063-067-141-272204-
/O.CAN.KRNK.FF.W.0022.000000T0000Z-160628T0115Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
PATRICK VA-FRANKLIN VA-FLOYD VA-
554 PM EDT MON JUN 27 2016

...THE FLASH FLOOD WARNING FOR 
NORTHEASTERN PATRICK...SOUTHWESTERN FRANKLIN AND CENTRAL FLOYD
COUNTIES IS CANCELLED...

THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF FLOODING...
INCLUDING MUDSLIDES OR ROAD CLOSURES...TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE AT 1...8 6 6...2 1 5...4 3 2 4. REPORTS
AND PICTURES CAN ALSO BE SHARED ON THE NATIONAL WEATHER SERVICE
BLACKSBURG FACEBOOK PAGE AND ON TWITTER.

LAT...LON 3668 8039 3686 8048 3704 8027 3709 8001
      3686 7985 3682 7997 3683 8000 3681 8001
      3679 8007 3678 8009

$$

WP

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 27, 12:18 PM EDTSpecial Weather StatementRNKTazewell57 min
Jun 27, 1:08 PM EDTSpecial Weather StatementRNKRoanoke, City of Roanoke, City of Salem67 min
Jun 27, 2:28 PM EDTSpecial Weather StatementRNKCarroll47 min
Jun 27, 2:54 PM EDTSpecial Weather StatementRNKFloyd66 min
Jun 27, 3:36 PM EDTSpecial Weather StatementRNKHenry, City of Martinsville39 min
Jun 27, 5:39 PM EDTFlash Flood WarningRNKGiles4 hr
Jun 27, 5:57 PM EDTSpecial Weather StatementRNKAlleghany, Amherst, Bland, Botetourt, Craig, Giles and 12 more93 min
Jun 27, 6:22 PM EDTFlash Flood WarningRNKAlleghany, City of Covington4 hr
Jun 27, 6:52 PM EDTFlash Flood WarningRNKAmherst, Bedford, Botetourt, Rockbridge, City of Buena Vista, City of Lynchburg4 hr
Jun 27, 7:28 PM EDTSevere Thunderstorm WarningRNKAmherst, Appomattox, Campbell, City of Lynchburg62 min

Nearby

Flash Flood Warnings in Virginia, 2016Every flash flood warning in 2016

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.