Alert archive / West Virginia / Flash Flood Warnings in 2016

Flash Flood Warning 50, NWS Charleston, WV

August 2, 2016Webster County, West Virginia

NWS Charleston, WV issued this flash flood warning at Aug 2, 2016, 6:24 PM EDT for Webster County, West Virginia. It was in force for 3 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
Aug 2, 2016, 6:24 PM EDT (22:24 UTC)
Expired
Aug 2, 2016, 9:30 PM EDT
In force
3 hr
Issued by
NWS Charleston, WV
Area
Storm-based polygon
Flood severity
None

County Webster County, WV

The radar

The Charleston,WV radar (KRLX), 123 km from the middle of the area, began a volume at 22:26 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, 10.4 hours before the alert went out and 172 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 2016-08-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 90 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 2016-08-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 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
90 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1040 m above ground
0-6 km bulk shear
23 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

799 
WGUS51 KRLX 022224
FFWRLX
WVC101-030130-
/O.NEW.KRLX.FF.W.0050.160802T2224Z-160803T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON WV
624 PM EDT TUE AUG 2 2016

THE NATIONAL WEATHER SERVICE IN CHARLESTON WEST VIRGINIA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHEASTERN WEBSTER COUNTY IN NORTHEASTERN WEST VIRGINIA...

* UNTIL 930 PM EDT

* AT 623 PM EDT...DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE
  WARNED AREA. UP TO 2 INCHES IS ESTIMATED TO HAVE FALLEN IN AND
  AROUND THE TOWN OF DIANA. FLASH FLOODING IS EXPECTED TO BEGIN
  SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  DIANA.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...LEFT FORK HOLLY
RIVER...LITTLE SUGAR CREEK...HODAM CREEK...LAUREL FORK...MILLER
CREEK...LOWER BIG RUN...MILL RUN...DESERT FORK...LAUREL CREEK...RIGHT
FORK HOLLY RIVER...ELK RIVER...BIG RUN...POINT MOUNTAIN RUN...SUGAR
CREEK AND POTATO KNOB RUN.

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 3864 8025 3860 8023 3852 8035 3854 8054
      3863 8049

$$

30
2 follow-up statements
889 
WGUS71 KRLX 030027
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
827 PM EDT TUE AUG 2 2016

WVC101-030130-
/O.CON.KRLX.FF.W.0050.000000T0000Z-160803T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WEBSTER WV-
827 PM EDT TUE AUG 2 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 930 PM EDT FOR
NORTHEASTERN WEBSTER COUNTY...

AT 824 PM EDT...DOPPLER RADAR INDICATED UP TO 2.5 INCHES OF RAIN HAS
FALLEN OVER PORTIONS OF THE WARNED AREA. LIGHT TO MODERATE RAIN
CONTINUES TO FALL...AND AN ADDITIONAL HALF INCH OF RAIN IS EXPECTED.
RUNOFF WILL CONTINUE TO CAUSE RISES IN CREEKS...SOME OF WHICH WILL
LIKELY EXCEED THEIR BANKS SHORTLY IF THEY HAVE NOT ALREADY DONE SO.

THIS INCLUDES THE FOLLOWING STREAMS AND DRAINAGES...LEFT FORK HOLLY
RIVER...LITTLE SUGAR CREEK...HODAM CREEK...LAUREL FORK...MILLER
CREEK...LOWER BIG RUN...MILL RUN...DESERT FORK...LAUREL
CREEK...RIGHT FORK HOLLY RIVER...ELK RIVER...BIG RUN...POINT
MOUNTAIN RUN...SUGAR CREEK AND POTATO KNOB RUN.

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 3864 8025 3860 8023 3852 8035 3854 8054
      3863 8049

$$

30
532 
WGUS71 KRLX 030123
FFSRLX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON WV
923 PM EDT TUE AUG 2 2016

WVC101-030132-
/O.EXP.KRLX.FF.W.0050.000000T0000Z-160803T0130Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WEBSTER WV-
923 PM EDT TUE AUG 2 2016

...THE FLASH FLOOD WARNING FOR NORTHEASTERN WEBSTER COUNTY WILL
EXPIRE AT 930 PM EDT...

THE HEAVY RAIN HAS ENDED. HOWEVER...RUNOFF WILL KEEP AREA CREEKS
ELEVATED THROUGH THE NIGHT. 

LAT...LON 3864 8025 3860 8023 3852 8035 3854 8054
      3863 8049

$$

30

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 2, 2:04 PM EDTSpecial Weather StatementRLXBraxton, Calhoun, Jackson, Roane116 min
Aug 2, 2:12 PM EDTSpecial Weather StatementRLXPocahontas2 hr
Aug 2, 2:56 PM EDTSpecial Weather StatementRLXRaleigh64 min
Aug 2, 3:06 PM EDTFlash Flood WarningRLXFayette, Raleigh3 hr
Aug 2, 5:52 PM EDTSpecial Weather StatementRLXWebster53 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.