Alert archive / West Virginia / Flash Flood Warnings in 2012

Flash Flood Warning 10, NWS Charleston, WV

March 15, 2012Logan County, Mingo County, West Virginia

NWS Charleston, WV issued this flash flood warning at Mar 15, 2012, 4:05 PM EDT for Logan County, Mingo County, West 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
Mar 15, 2012, 4:05 PM EDT (20:05 UTC)
Expired
Mar 15, 2012, 8:00 PM EDT
In force
4 hr
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Flood severity
None

Counties Logan County, WV, Mingo County, WV

The radar

The Charleston,WV radar (KRLX), 80 km from the middle of the area, began a volume at 20:06 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, 8.1 hours before the alert went out and 218 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 2012-03-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 2012-03-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 32 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1558 m above ground
0-6 km bulk shear
15 kt
0-1 km storm-relative helicity
32 m²/s²
0-3 km storm-relative helicity
57 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.

932 
WGUS51 KRLX 152005
FFWRLX
WVC045-059-160000-
/O.NEW.KRLX.FF.W.0010.120315T2005Z-120316T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
405 PM EDT THU MAR 15 2012

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTH CENTRAL LOGAN COUNTY IN WEST VIRGINIA...
  SOUTHEASTERN MINGO COUNTY IN WEST VIRGINIA...

* UNTIL 800 PM EDT

* AT 358 PM EDT...THE PUBLIC REPORTED FLASH FLOODING FROM REPEATED   
THUNDERSTORMS OVER THE WARNED AREA.

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HINCH...MAN
  AND MALLORY

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF 0.5 TO 0.75 INCHES ARE POSSIBLE IN THE 
WARNED AREA.

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 HAS BEEN REPORTED ALONG GILBERT CREEK IN SOUTHERN MINGO 
COUNTY. 

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.

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.

EXCESSIVE RAINFALL WILL CAUSE STREAM BANKS TO BECOME UNSTABLE.
UNSTABLE STREAM BANKS CAN FAIL OR BECOME SLIPPERY. PERSONS SHOULD
STAY AWAY FROM STREAM BANKS...SWIFT FLOWING WATER AND CULVERTS. STAY
AWAY OR BE SWEPT AWAY!

&&

PLEASE REPORT HIGH WATER TO THE NATIONAL WEATHER SERVICE BY CALLING
TOLL FREE...877-633-6772...WHEN YOU CAN DO SO SAFELY.

LAT...LON 3753 8196 3753 8199 3756 8207 3766 8213
      3777 8185 3770 8176 3766 8180 3765 8180
      3757 8184 3752 8193

$$
2 follow-up statements
161 
WGUS71 KRLX 152208
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
608 PM EDT THU MAR 15 2012

WVC045-059-160000-
/O.CON.KRLX.FF.W.0010.000000T0000Z-120316T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MINGO WV-LOGAN WV-
608 PM EDT THU MAR 15 2012

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 800 PM EDT FOR SOUTH
CENTRAL LOGAN AND SOUTHEASTERN MINGO COUNTIES...

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO HINCH...MAN 
AND MALLORY

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.

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.

DO NOT UNDERESTIMATE THE POWER OF FLOOD WATERS. ONLY A FEW INCHES OF
RAPIDLY FLOWING WATER CAN QUICKLY CARRY AWAY YOUR VEHICLE.

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 877-633-6772 WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3753 8196 3753 8199 3756 8207 3766 8213
      3777 8185 3770 8176 3766 8180 3765 8180
      3757 8184 3752 8193

$$
652 
WGUS71 KRLX 152352
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
752 PM EDT THU MAR 15 2012

WVC045-059-160001-
/O.EXP.KRLX.FF.W.0010.000000T0000Z-120316T0000Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MINGO WV-LOGAN WV-
752 PM EDT THU MAR 15 2012

...THE FLASH FLOOD WARNING WILL EXPIRE AT 800 PM EDT FOR SOUTH
CENTRAL LOGAN AND SOUTHEASTERN MINGO COUNTIES...

THE HEAVY RAIN IS OVER FOR THE EVENING.  SOME LIGHT RAIN WILL OCCUR 
OVERNIGHT...BUT HEAVY RAIN IS POSSIBLE AGAIN FRIDAY.  THE FLASH 
FLOOD WARNING THAT WAS IN EFFECT HAS BEEN ALLOWED TO EXPIRE FOR THIS 
EVENING. STREAMS AND CREEKS HAVE BEGUN TO RECEDE AND NO LONGER POSE 
A FLASH FLOOD THREAT.

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 877-633-6772 WHEN YOU CAN DO SO SAFELY.

LAT...LON 3753 8196 3753 8199 3756 8207 3766 8213
      3777 8185 3770 8176 3766 8180 3765 8180
      3757 8184 3752 8193

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 15, 7:24 AM EDTSpecial Weather StatementRLXBoone, Kanawha, Lincoln, Putnam66 min
Mar 15, 7:43 AM EDTSevere Thunderstorm WarningRLXCabell, Mason, Putnam32 min
Mar 15, 7:57 AM EDTSevere Thunderstorm WarningRLXCabell, Kanawha, Lincoln, Putnam33 min
Mar 15, 8:35 AM EDTSpecial Weather StatementRLXBoone, Kanawha, Logan, Mingo70 min
Mar 15, 9:10 AM EDTSevere Thunderstorm WarningRLXLogan, Mingo35 min
Mar 15, 9:37 AM EDTFlash Flood WatchRLXBoone, Cabell, Lincoln, Logan, McDowell, Mason and 4 more12 hr
Mar 15, 9:44 AM EDTFlash Flood WarningRLXBoone, Lincoln, Logan, Mingo10 hr
Mar 15, 10:51 AM EDTFlash Flood WarningRLXLogan, McDowell, Mingo, Wyoming4 hr
Mar 15, 11:40 AM EDTSpecial Weather StatementRLXKanawha, Mason, Putnam65 min
Mar 15, 11:52 AM EDTFlash Flood WarningRLXLincoln, Putnam8 hr
Mar 15, 12:22 PM EDTFlash Flood WarningRLXCabell, Mason, Putnam, Wayne113 min

Nearby

Flash Flood Warnings in West Virginia, 2012Every flash flood warning in 2012

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.