Alert archive / Virginia / Flash Flood Warnings in 2016

Flash Flood Warning 10, NWS Charleston, WV

May 2, 2016Buchanan County, Dickenson County, Virginia

NWS Charleston, WV issued this flash flood warning at May 2, 2016, 4:33 PM EDT for Buchanan County, Dickenson County, Virginia. It was in force for 4 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
May 2, 2016, 4:33 PM EDT (20:33 UTC)
Expired
May 2, 2016, 8:30 PM EDT
In force
4 hr
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Flood severity
None

Counties Buchanan County, VA, Dickenson County, VA

The radar

The Jackson,KY radar (KJKL), 105 km from the middle of the area, began a volume at 20:34 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 12:00Z, 8.6 hours before the alert went out and 239 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 2016-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 215 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 2016-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 115 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
215 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
706 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
115 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

As transmitted.

158 
WGUS51 KRLX 022033
FFWRLX
VAC027-051-030030-
/O.NEW.KRLX.FF.W.0010.160502T2033Z-160503T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
433 PM EDT MON MAY 2 2016

THE NATIONAL WEATHER SERVICE IN CHARLESTON WEST VIRGINIA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  DICKENSON COUNTY IN SOUTHWESTERN VIRGINIA...
  BUCHANAN COUNTY IN SOUTHWESTERN VIRGINIA...

* UNTIL 830 PM EDT

* AT 432 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. FLASH FLOODING IS EXPECTED TO
  BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  CLINTWOOD...GRUNDY...HAYSI...JOHN FLANNAGAN LAKE...BREAKS INTERSTATE...
  BIG ROCK...CLINCHCO...MCCLURE...ROSEANN...VANSANT...NORA...HURLEY AND
  STACY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...800 401 9535...WHEN YOU CAN DO SO SAFELY.

YOU MAY ALSO REPORT SEVERE WEATHER BY POSTING YOUR REPORT TO THE
CHARLESTON WEST VIRGINIA NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR
BY USING THE TWITTER HASHTAG...NWSRLX.

&&

LAT...LON 3702 8248 3713 8255 3719 8255 3723 8250
      3727 8235 3753 8196 3752 8195 3746 8200
      3738 8193 3735 8192 3731 8186 3729 8185
      3700 8244

$$

14
2 follow-up statements
712 
WGUS71 KRLX 022236
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
636 PM EDT MON MAY 2 2016

VAC027-051-030030-
/O.CON.KRLX.FF.W.0010.000000T0000Z-160503T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DICKENSON VA-BUCHANAN VA-
636 PM EDT MON MAY 2 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 830 PM EDT FOR
DICKENSON AND BUCHANAN COUNTIES...

HEAVY RAIN HAS OCCURRED ACROSS THE WARNED AREA THIS EVENING AS
SEVERAL ROUNDS OF THUNDERSTORMS AFFECTED THE AREA.  FLASH FLOODING
IS EXPECTED TO OCCUR. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
CLINTWOOD...GRUNDY...HAYSI...JOHN FLANNAGAN LAKE...BREAKS INTERSTATE...BIG
ROCK...CLINCHCO...MCCLURE...ROSEANN...VANSANT...NORA...HURLEY AND STACY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IN HILLY TERRAIN THERE ARE HUNDREDS OF LOW WATER CROSSINGS WHICH ARE
POTENTIALLY DANGEROUS IN HEAVY RAIN. DO NOT ATTEMPT TO CROSS FLOODED
ROADS. FIND AN ALTERNATE ROUTE.

PLEASE REPORT SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE BY
CALLING TOLL FREE...800 401 9535...WHEN YOU CAN DO SO SAFELY.

YOU MAY ALSO REPORT SEVERE WEATHER BY POSTING YOUR REPORT TO THE
CHARLESTON WEST VIRGINIA NATIONAL WEATHER SERVICE FACEBOOK PAGE...OR
BY USING THE TWITTER HASHTAG...NWSRLX.

&&

LAT...LON 3702 8248 3713 8255 3719 8255 3723 8250
      3727 8235 3753 8196 3752 8195 3746 8200
      3738 8193 3735 8192 3731 8186 3729 8185
      3700 8244

$$

14
136 
WGUS71 KRLX 022358
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
758 PM EDT MON MAY 2 2016

VAC027-051-030008-
/O.CAN.KRLX.FF.W.0010.000000T0000Z-160503T0030Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
DICKENSON VA-BUCHANAN VA-
758 PM EDT MON MAY 2 2016

...THE FLASH FLOOD WARNING FOR DICKENSON AND BUCHANAN COUNTIES IS
CANCELLED...

THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 3702 8248 3713 8255 3719 8255 3723 8250
      3727 8235 3753 8196 3752 8195 3746 8200
      3738 8193 3735 8192 3731 8186 3729 8185
      3700 8244

$$

14

The office that day

Everything else NWS Charleston, WV issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 1, 8:01 PM EDTSpecial Weather StatementRLXDickenson59 min
May 1, 8:14 PM EDTSevere Thunderstorm WarningRLXBuchanan, Dickenson46 min
May 2, 3:06 AM EDTFlash Flood WatchRLXBuchanan, Dickenson18 hr
May 2, 1:04 PM EDTSpecial Weather StatementRLXBuchanan26 min
May 2, 1:33 PM EDTSpecial Weather StatementRLXBuchanan42 min
May 2, 3:51 PM EDTSpecial Weather StatementRLXBuchanan, Dickenson4 hr
May 2, 3:55 PM EDTSevere Thunderstorm WarningRLXBuchanan35 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.