Alert archive / West Virginia / Flash Flood Warnings in 2015

Flash Flood Warning 4, NWS Charleston, WV

April 8, 20154 counties in West Virginia

NWS Charleston, WV issued this flash flood warning at Apr 8, 2015, 10:43 PM EDT for 4 counties in West Virginia. It was in force for 4 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: Apr 8, 2015, 10:43 PM EDT (02:43 UTC)
Expired: Apr 9, 2015, 2:45 AM EDT
In force: 4 hr
Issued by: NWS Charleston, WV
Area: Storm-based polygon
Flood severity: None

Counties Barbour County, WV, Doddridge County, WV, Harrison County, WV, Taylor County, WV

The radar

The Pittsburgh radar (KPBZ), 144 km from the middle of the area, began a volume at 02:46 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

Time	Report	Where	Remark
Apr 9, 12:10 AM EDT	FLASH FLOOD	1 Nnw West Milford, WV	WATER OVER ROAD ON RT 19 NEAR INTERSECTION WITH GOOD HOPE RD.
Apr 9, 12:30 AM EDT	FLASH FLOOD	West Milford, WV	6 TO 8 INCHES OF FLOWING WATER OVER PORTIONS OF MAIN STREET.

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

The nearest sounding before it

Pittsburgh, PA (KAGC), launched 00:00Z, 2.7 hours before the alert went out and 130 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1029 m above ground
0-6 km bulk shear: 33 kt
0-1 km storm-relative helicity: 133 m²/s²
0-3 km storm-relative helicity: 163 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.4

Open this sounding in Storm Lab

The text

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

592 
WGUS51 KRLX 090243
FFWRLX
WVC001-017-033-091-090645-
/O.NEW.KRLX.FF.W.0004.150409T0243Z-150409T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
1043 PM EDT WED APR 8 2015

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BARBOUR COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITIES OF...PHILIPPI...AUDRA STATE PARK...
  SOUTHEASTERN DODDRIDGE COUNTY IN WEST VIRGINIA...
  HARRISON COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF CLARKSBURG...
  TAYLOR COUNTY IN WEST VIRGINIA...
  THIS INCLUDES THE CITY OF GRAFTON...

* UNTIL 245 AM EDT

* AT 1040 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED 
VERY HEAVY RAIN FROM REPETITIVE THUNDERSTORMS OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  STONEWOOD...SHINNSTON...SALEM...NUTTER FORT...LUMBERPORT...
  ENTERPRISE...BRIDGEPORT AND ANMOORE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. 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.

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.

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

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

&&

LAT...LON 3897 7993 3901 8006 3904 8007 3904 8013
      3911 8022 3910 8030 3917 8059 3916 8063
      3944 8054 3946 8048 3944 8028 3940 8020
      3941 8011 3939 8008 3944 7998 3944 7989
      3931 7989 3923 7980

$$

14

2 follow-up statements

312 
WGUS71 KRLX 090441
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
1241 AM EDT THU APR 9 2015

WVC001-017-033-091-090645-
/O.CON.KRLX.FF.W.0004.000000T0000Z-150409T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARBOUR WV-TAYLOR WV-HARRISON WV-DODDRIDGE WV-
1241 AM EDT THU APR 9 2015

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 245 AM EDT FOR
SOUTHEASTERN DODDRIDGE...HARRISON...TAYLOR AND BARBOUR COUNTIES...

AT 1227 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO 
INDICATE AN AREA OF MODERATE RAIN OVER THE WARNED AREA.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SHINNSTON...
SALEM...NUTTER FORT...LUMBERPORT...GRAFTON...ENTERPRISE...
CLARKSBURG...BRIDGEPORT AND ANMOORE

THE RAIN SHOULD BEGIN TO TAPER OFF DURING THE NEXT HOUR.  HOWEVER...
CONTINUED RUNOFF FROM THE RAINFALL COULD STILL CAUSE FLOODING OF LOW 
LYING AREAS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. 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.

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.

TURN AROUND DON'T DROWN. DO NOT DRIVE YOUR CAR ON FLOODED ROADWAYS.

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

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

&&

LAT...LON 3897 7993 3901 8006 3904 8007 3904 8013
      3911 8022 3910 8030 3917 8059 3916 8063
      3944 8054 3946 8048 3944 8028 3940 8020
      3941 8011 3939 8008 3944 7998 3944 7989
      3931 7989 3923 7980

$$

09

517 
WGUS71 KRLX 090641
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
241 AM EDT THU APR 9 2015

WVC001-017-033-091-090649-
/O.EXP.KRLX.FF.W.0004.000000T0000Z-150409T0645Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BARBOUR WV-TAYLOR WV-HARRISON WV-DODDRIDGE WV-
241 AM EDT THU APR 9 2015

...THE FLASH FLOOD WARNING WILL EXPIRE AT 245 AM EDT FOR SOUTHEASTERN
DODDRIDGE...HARRISON...TAYLOR AND BARBOUR COUNTIES...

AT 230 AM EDT...LOCAL EMERGENCY MANAGEMENT REPORTED THAT ANY HIGH 
WATER ISSUES THAT OCCURRED EARLIER HAVE SUBSIDED.  HEAVY RAIN IS NOT 
ANTICIPATED DURING THE NEXT HOUR OR SO...THEREFORE THE FLASH FLOOD 
WARNING THAT WAS IN EFFECT HAS BEEN ALLOWED TO EXPIRE. 

TURN AROUND DON'T DROWN. DO NOT DRIVE YOUR CAR ON FLOODED ROADWAYS.

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

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

LAT...LON 3897 7993 3901 8006 3904 8007 3904 8013
      3911 8022 3910 8030 3917 8059 3916 8063
      3944 8054 3946 8048 3944 8028 3940 8020
      3941 8011 3939 8008 3944 7998 3944 7989
      3931 7989 3923 7980

$$

09

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 8, 8:26 PM EDT	Flash Flood Warning	RLX	Doddridge, Gilmer, Jackson, Pleasants, Ritchie, Tyler and 2 more	6 hr
Apr 8, 11:04 PM EDT	Special Weather Statement	RLX	Logan, Wyoming	56 min
Apr 9, 12:09 AM EDT	Special Weather Statement	RLX	Pocahontas, Randolph	51 min
Apr 9, 1:23 AM EDT	Special Weather Statement	RLX	Logan, Mingo	37 min
Apr 9, 2:28 AM EDT	Areal Flood Warning	RLX	Doddridge, Pleasants, Ritchie, Tyler, Wirt, Wood	33 hr
Apr 9, 3:57 AM EDT	Flash Flood Warning	RLX	Barbour, Doddridge, Gilmer, Harrison, Lewis, Upshur	3 hr
Apr 9, 6:56 AM EDT	Areal Flood Warning	RLX	Barbour, Doddridge, Gilmer, Harrison, Lewis, Upshur	10 hr
Apr 9, 1:47 PM EDT	Severe Thunderstorm Warning	RLX	Mason	43 min
Apr 9, 2:20 PM EDT	Severe Thunderstorm Warning	RLX	Jackson, Mason	40 min
Apr 9, 2:32 PM EDT	Special Weather Statement	RLX	Lewis, Taylor	43 min
Apr 9, 2:55 PM EDT	Severe Thunderstorm Warning	RLX	Jackson, Mason, Roane, Wirt, Wood	50 min
Apr 9, 3:41 PM EDT	Severe Thunderstorm Warning	RLX	Calhoun, Gilmer, Jackson, Ritchie, Wirt	49 min
Apr 9, 3:42 PM EDT	Severe Thunderstorm Warning	RLX	Pleasants, Tyler, Wood	63 min
Apr 9, 4:24 PM EDT	Severe Thunderstorm Warning	RLX	Doddridge, Gilmer, Harrison, Lewis, Ritchie	66 min
Apr 9, 4:41 PM EDT	Severe Thunderstorm Warning	RLX	Jackson, Mason, Roane, Wirt, Wood	64 min
Apr 9, 4:44 PM EDT	Special Weather Statement	RLX	Wood	61 min
Apr 9, 4:56 PM EDT	Severe Thunderstorm Warning	RLX	Pleasants, Ritchie, Wood	49 min
Apr 9, 5:08 PM EDT	Tornado Warning	RLX	Wood	37 min
Apr 9, 5:35 PM EDT	Special Weather Statement	RLX	Harrison, Taylor	55 min
Apr 9, 5:43 PM EDT	Tornado Warning	RLX	Pleasants, Wood	32 min
Apr 9, 5:55 PM EDT	Tornado Warning	RLX	Pleasants, Ritchie, Wood	20 min
Apr 9, 5:59 PM EDT	Severe Thunderstorm Warning	RLX	Calhoun, Doddridge, Gilmer, Harrison, Lewis, Ritchie	61 min
Apr 9, 6:00 PM EDT	Severe Thunderstorm Warning	RLX	Barbour, Taylor	15 min
Apr 9, 6:11 PM EDT	Severe Thunderstorm Warning	RLX	Braxton, Calhoun, Doddridge, Gilmer, Harrison, Lewis and 2 more	64 min
Apr 9, 6:15 PM EDT	Severe Thunderstorm Warning	RLX	Doddridge, Harrison, Pleasants, Ritchie, Tyler	31 min
Apr 9, 6:54 PM EDT	Severe Thunderstorm Warning	RLX	Barbour, Doddridge, Harrison, Lewis, Taylor	51 min
Apr 9, 6:55 PM EDT	Special Weather Statement	RLX	Calhoun, Jackson, Wirt	65 min
Apr 9, 7:09 PM EDT	Severe Thunderstorm Warning	RLX	Barbour, Braxton, Gilmer, Lewis, Randolph, Upshur	66 min
Apr 9, 7:31 PM EDT	Severe Thunderstorm Warning	RLX	Cabell, Mason, Putnam	44 min

Nearby

Flash Flood Warnings in West Virginia, 2015 Every flash flood warning in 2015

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.