Alert archive / West Virginia / Flash Flood Warnings in 2016

Flash Flood Warning 43, NWS Charleston, WV

July 26, 2016Calhoun County, Roane County, Wirt County, West Virginia

NWS Charleston, WV issued this flash flood warning at Jul 26, 2016, 6:29 PM EDT for Calhoun County, Roane County, Wirt County, West Virginia. It was in force for 3 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
Jul 26, 2016, 6:29 PM EDT (22:29 UTC)
Expired
Jul 26, 2016, 9:30 PM EDT
In force
3 hr
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Flood severity
None

Counties Calhoun County, WV, Roane County, WV, Wirt County, WV

The radar

The Charleston,WV radar (KRLX), 74 km from the middle of the area, began a volume at 22:30 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
Jul 26, 7:10 PM EDTFLASH FLOOD1 Se Reedy, WVINTERSECTION OF GRACE RD AND PARKERSBURG RD UNDERWATER AND IMPASSABLE.

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 12:00Z, 10.5 hours before the alert went out and 198 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, Pittsburgh, PA at 12:00Z on 2016-07-26Temperature 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, Pittsburgh, PA at 12:00Z on 2016-07-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 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
1244 m above ground
0-6 km bulk shear
14 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

655 
WGUS51 KRLX 262229
FFWRLX
WVC013-087-105-270130-
/O.NEW.KRLX.FF.W.0043.160726T2229Z-160727T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
629 PM EDT TUE JUL 26 2016

THE NATIONAL WEATHER SERVICE IN CHARLESTON WEST VIRGINIA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHWESTERN ROANE COUNTY IN CENTRAL WEST VIRGINIA...
  SOUTHEASTERN WIRT COUNTY IN NORTHWESTERN WEST VIRGINIA...
  NORTHERN CALHOUN COUNTY IN NORTH CENTRAL WEST VIRGINIA...

* UNTIL 930 PM EDT

* AT 629 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS 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...
  SPENCER...REEDY...ANNAMORIAH...CRESTON...LUCILLE AND MOUNT ZION. 

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 3900 8127 3883 8103 3875 8152 3889 8152

$$

14
2 follow-up statements
785 
WGUS71 KRLX 262344
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
744 PM EDT TUE JUL 26 2016

WVC013-087-105-270130-
/O.CON.KRLX.FF.W.0043.000000T0000Z-160727T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ROANE WV-WIRT WV-CALHOUN WV-
744 PM EDT TUE JUL 26 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM EDT FOR
NORTHWESTERN ROANE...SOUTHEASTERN WIRT AND NORTHERN CALHOUN
COUNTIES...

AT 743 PM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS HAD
PRODUCED HEAVY RAIN ACROSS THE WARNED AREA. UP TO TWO INCHES OF RAIN
HAD ALREADY FALLEN. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SPENCER...REEDY...ANNAMORIAH...CRESTON...LUCILLE AND MOUNT ZION. 

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 3900 8127 3883 8103 3875 8152 3889 8152

$$

26
776 
WGUS71 KRLX 270014
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
814 PM EDT TUE JUL 26 2016

WVC013-087-105-270024-
/O.CAN.KRLX.FF.W.0043.000000T0000Z-160727T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ROANE WV-WIRT WV-CALHOUN WV-
814 PM EDT TUE JUL 26 2016

...THE FLASH FLOOD WARNING FOR NORTHWESTERN ROANE...SOUTHEASTERN WIRT
AND NORTHERN CALHOUN 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 3900 8127 3883 8103 3875 8152 3889 8152

$$

26

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 26, 2:40 PM EDTSpecial Weather StatementRLXLewis65 min
Jul 26, 3:00 PM EDTFlash Flood WatchRLXBarbour, Braxton, Calhoun, Doddridge, Gilmer, Harrison and 11 more7 hr
Jul 26, 3:34 PM EDTSpecial Weather StatementRLXGilmer56 min
Jul 26, 3:38 PM EDTSpecial Weather StatementRLXHarrison52 min
Jul 26, 4:25 PM EDTSpecial Weather StatementRLXGilmer65 min
Jul 26, 5:17 PM EDTSpecial Weather StatementRLXCalhoun58 min
Jul 26, 5:31 PM EDTFlash Flood WarningRLXCalhoun, Gilmer, Ritchie, Wirt3 hr
Jul 26, 5:52 PM EDTSpecial Weather StatementRLXKanawha68 min
Jul 26, 6:00 PM EDTSevere Thunderstorm WarningRLXCalhoun, Gilmer, Roane45 min
Jul 26, 6:13 PM EDTSpecial Weather StatementRLXRoane62 min
Jul 26, 6:54 PM EDTSpecial Weather StatementRLXKanawha66 min
Jul 26, 7:10 PM EDTSpecial Weather StatementRLXFayette65 min

Nearby

Flash Flood Warnings in West 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.