Alert archive / North Carolina / Flash Flood Warnings in 2016

Flash Flood Warning 23, NWS Blacksburg, VA

June 27, 2016Wilkes County, North Carolina

NWS Blacksburg, VA issued this flash flood warning at Jun 27, 2016, 4:44 PM EDT for Wilkes County, North Carolina. It was in force for 3 hr. 3 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
Jun 27, 2016, 4:44 PM EDT (20:44 UTC)
Expired
Jun 27, 2016, 7:45 PM EDT
In force
3 hr
Issued by
NWS Blacksburg, VA
Area
Storm-based polygon
Flood severity
None

County Wilkes County, NC

The radar

The Roanoke radar (KFCX), 117 km from the middle of the area, began a volume at 20:46 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

TimeReportWhereRemark
Jun 27, 4:55 PM EDTHEAVY RAIN 43 Wsw Ronda, NCPERSONNEL AT THE WILKES COUNTY LANDFILL REPORTED ONE TO TWO INCHES OF WATER FLOWING ACROSS HIGHWAY 268 DUE TO HEAVY RAIN.
Jun 27, 7:00 PM EDTFLASH FLOOD1 Ne North Wilkesboro, NCPHOTO RELAYED VIA SOCIAL MEDIA SHOWS WATER ACROSS NC 268 NEAR NORTH WILKESBORO. TIME RADAR ESTIMATED.
Jun 27, 7:15 PM EDTFLASH FLOOD5 Wsw Elkin, NCPICTURE ON SOCIAL MEDIA SHOWS AT LEAST A FOOT OF WATER OVER THE ROAD ON NC 268 WITHIN THE TOWN OF RONDA, NC. TIME IS RADAR ESTIMATED.

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

The nearest sounding before it

Greensboro/Hi Pt, NC (KGSO), launched 12:00Z, 8.7 hours before the alert went out and 99 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, Greensboro/Hi Pt, NC at 12:00Z on 2016-06-27Temperature 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, Greensboro/Hi Pt, NC at 12:00Z on 2016-06-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 72 square meters per square second.1939Sfc1 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
1396 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
72 m²/s²
0-3 km storm-relative helicity
115 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

429 
WGUS51 KRNK 272044
FFWRNK
NCC193-272345-
/O.NEW.KRNK.FF.W.0023.160627T2044Z-160627T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE BLACKSBURG VA
444 PM EDT MON JUN 27 2016

THE NATIONAL WEATHER SERVICE IN BLACKSBURG HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  EASTERN WILKES COUNTY IN NORTH CAROLINA...

* UNTIL 745 PM EDT
    
* AT 442 PM EDT...DOPPLER RADAR INDICATED A PERSISTENT AREA OF
  THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL ACROSS THE WARNED
  AREA. UP TO THREE INCHES OF RAIN HAVE ALREADY FALLEN NEAR ROARING
  RIVER WITH 2 TO 3 INCHES OF RAINFALL NEAR CLINGMAN...RONDA...AND
  JUST NORTHEAST OF THE WILKES COUNTY AIRPORT. FLASH FLOODING IS
  EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  NORTH WILKESBORO...
  WILKESBORO...
  RONDA...
  HAYS...
  AND WILKES COUNTY AIRPORT. 

ADDITIONAL RAINFALL AMOUNTS 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED
AREA DURING THE NEXT HOUR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF FLOODING...
INCLUDING MUDSLIDES OR ROAD CLOSURES...TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE AT 1...8 6 6...2 1 5...4 3 2 4. REPORTS
AND PICTURES CAN ALSO BE SHARED ON THE NATIONAL WEATHER SERVICE
BLACKSBURG FACEBOOK PAGE AND ON TWITTER.

&&

LAT...LON 3606 8094 3614 8120 3631 8117 3625 8087
      3606 8088

$$

RAB
2 follow-up statements
744 
WGUS71 KRNK 272207
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
607 PM EDT MON JUN 27 2016

NCC193-272345-
/O.CON.KRNK.FF.W.0023.000000T0000Z-160627T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WILKES NC-
607 PM EDT MON JUN 27 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 745 PM EDT FOR 
SOUTHEASTERN WILKES COUNTY...

AT 605 PM EDT...DOPPLER RADAR INDICATED THAT THUNDERSTORMS PRODUCING
HEAVY RAIN CONTINUE ACROSS THE WARNED AREA. OVER THREE INCHES OF RAIN
HAS ALREADY FALLEN IN THE ROARING RIVER AREA...WITH 2 TO 3 INCHES OF 
RAIN ACROSS MUCH OF EASTERN WILKES COUNTY BETWEEN NORTH WILKESBORO AND 
THE YADKIN COUNTY LINE. FLASH FLOODING REMAINS LIKELY WITHIN THE 
WARNED AREA.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
NORTH WILKESBORO...
WILKESBORO...
RONDA...
HAYS...
AND WILKES COUNTY AIRPORT. 

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 2 INCHES ARE POSSIBLE IN THE WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

WHEN IT IS SAFE TO DO SO...PLEASE SEND YOUR REPORTS OF FLOODING...
INCLUDING MUDSLIDES OR ROAD CLOSURES...TO THE NATIONAL WEATHER
SERVICE BY CALLING TOLL FREE AT 1...8 6 6...2 1 5...4 3 2 4. REPORTS
AND PICTURES CAN ALSO BE SHARED ON THE NATIONAL WEATHER SERVICE
BLACKSBURG FACEBOOK PAGE AND ON TWITTER.

&&

LAT...LON 3606 8094 3614 8120 3631 8117 3625 8087
      3606 8088

$$

RAB
315 
WGUS71 KRNK 272343
FFSRNK

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE BLACKSBURG VA
743 PM EDT MON JUN 27 2016

NCC193-272346-
/O.EXP.KRNK.FF.W.0023.000000T0000Z-160627T2345Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
WILKES NC-
743 PM EDT MON JUN 27 2016

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN WILKES COUNTY
WILL EXPIRE AT 745 PM EDT...

WHILE THE HEAVIEST OF THE RAINFALL HAS ENDED...LIGHT TO MODERATE
RAINFALL CONTINUES ACROSS THE WARNED AREA. NONETHELESS...ADDITIONAL
RAINFALL IS NOT EXPECTED TO RESULT IN FLASH FLOODING.

CONSIDERABLY RAINFALL FELL ACROSS THE WARNED AREA DURING THE PAST
THREE HOURS.  A FEW LOCATIONS NEAR ROARING RIVER SAW RAINFALL IN EXCESS
OF 3 INCHES OF RAIN...WITH TWO INCHES OF RAIN BETWEEN THE YADKIN COUNTY
LINE AND NORTH WILKESBORO. SMALL CREEKS AND STREAMS MAY STILL BE NEAR
OR OUT OF BANKFUL FOR ANOTHER HOUR OR SO.

LAT...LON 3606 8094 3614 8120 3631 8117 3625 8087
      3606 8088

$$

RAB

The office that day

Everything else NWS Blacksburg, VA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 27, 1:57 PM EDTSpecial Weather StatementRNKSurry63 min
Jun 27, 3:45 PM EDTSpecial Weather StatementRNKSurry, Wilkes, Yadkin45 min
Jun 27, 4:17 PM EDTSevere Thunderstorm WarningRNKYadkin39 min

Nearby

Flash Flood Warnings in North Carolina, 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.