Alert archive / North Carolina / Flash Flood Warnings in 2016

Flash Flood Warning 46, NWS Raleigh, NC

September 29, 2016Cumberland County, Harnett County, North Carolina

NWS Raleigh, NC issued this flash flood warning at Sep 29, 2016, 10:40 AM EDT for Cumberland County, Harnett County, North Carolina. It was in force for 30 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
Sep 29, 2016, 10:40 AM EDT (14:40 UTC)
Expired
Sep 30, 2016, 4:30 PM EDT
In force
30 hr
Issued by
NWS Raleigh, NC
Area
Storm-based polygon
Flood severity
Unknown

Counties Cumberland County, NC, Harnett County, NC

The radar

The Raleigh/Durham radar (KRAX), 60 km from the middle of the area, began a volume at 14:41 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
Sep 29, 11:00 AM EDTFLASH FLOOD2 N Spring Lake, NCLARGE BREACH IN THE LONG VALLEY FARM LAKE DAM NEAR CARVERS CREEK STATE PARK. WATER SURGING INTO JUMPING RUN CREEK.

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, 2.7 hours before the alert went out and 131 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 2016-09-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 174 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, Greensboro/Hi Pt, NC at 12:00Z on 2016-09-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 square meters per square second.19395878Sfc1 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
174 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
686 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
165 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

As transmitted.

694 
WGUS52 KRAH 291440
FFWRAH
NCC051-085-292030-
/O.NEW.KRAH.FF.W.0046.160929T1440Z-160929T2030Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
1040 AM EDT THU SEP 29 2016

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  A DAM BREAK IN...
  SOUTH CENTRAL HARNETT COUNTY IN CENTRAL NORTH CAROLINA...
  NORTHWESTERN CUMBERLAND COUNTY IN CENTRAL NORTH CAROLINA...

* UNTIL 430 PM EDT

* AT 1033 AM EDT...EMERGENCY MANAGERS REPORT THAT THE LONG VALLEY
  FARM LAKE DAM NEAR THE CARVERS CREEK STATE PARK MAY FAIL
  IMMINENTLY.

* LOCATIONS IMPACTED INCLUDE...
  NORTHERN PORTIONS OF CUMBERLAND COUNTY AND FAR SOUTHERN HARNETT
  COUNTY NEAR JUMPING RUN CREEK AND THE LITTLE RIVER EAST OF ROUTE
  210. THIS INCLUDES LOCATIONS NORTH OF SPRING LAKE AND LINDEN. 

LOCATIONS ON AND ADJACENT TO EAST MANCHESER ROAD...LONG VALLEY
ROAD...COLLINGWOOD DRIVE...ROUTE 210 OR LILLINGTON HIGHWAY NEAR
MCCORMICK BRIDGE ROAD ARE ESPECIALLY THREATENED WITH A RAPID RISE
OR SURGE OF FLOOD WATERS IF THE DAM FAIL.. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3526 7893 3529 7873 3523 7872 3520 7885
      3517 7904 3522 7905

$$

BLAES
5 follow-up statements
357 
WGUS72 KRAH 291555
FFSRAH

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1155 AM EDT THU SEP 29 2016

NCC051-085-292030-
/O.CON.KRAH.FF.W.0046.000000T0000Z-160929T2030Z/
/00000.0.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HARNETT NC-CUMBERLAND NC-
1155 AM EDT THU SEP 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 430 PM EDT FOR
SOUTH CENTRAL HARNETT AND NORTHWESTERN CUMBERLAND COUNTIES...

AT 1148 AM EDT...EMERGENCY MANAGEMENT REPORTED A LARGE BREECH IN THE
LONG VALLEY FARM LAKE DAM NEAR CARVERS CREEK STATE PARK. HOMES HAVE
BEEN EVACUATED ALONG JUMPING RUN CREEK AND THE LITTLE RIVER
DOWNSTREAM TO ROUTE 210. THIS INCLUDES LOCATIONS NORTH OF SPRING
LAKE AND LIDEN.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
SPRING LAKE AND LINDEN. ALSO, LOCATIONS ON AND ADJACENT TO EAST
MANCHESTER ROAD...LONG VALLEY ROAD...COLLINGWOOD DRIVE...
ROUTE 210 OR LILLINGTON HIGHWAY NEAR MCCORMICK BRIDGE ROAD MAY BE
THREATENED WITH A RAPID RISE OR SURGE OF WATER IF THE DAM FAILS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PEOPLE LIVING DOWNSTREAM FROM THE DAM SHOULD MOVE TO HIGHER GROUND.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD.
ACT QUICKLY TO PROTECT YOUR LIFE.

&&

LAT...LON 3526 7893 3529 7873 3523 7872 3520 7885
      3517 7904 3522 7905

$$

10
426 
WGUS72 KRAH 291652
FFSRAH

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1252 PM EDT THU SEP 29 2016

NCC051-085-292030-
/O.CON.KRAH.FF.W.0046.000000T0000Z-160929T2030Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HARNETT NC-CUMBERLAND NC-
1252 PM EDT THU SEP 29 2016

...A FLASH FLOOD WARNING FOR A DAM FAILURE REMAINS IN EFFECT UNTIL
430 PM EDT FOR SOUTH CENTRAL HARNETT AND NORTHWESTERN CUMBERLAND
COUNTIES...

EMERGENCY MANAGEMENT OFFICIALS REPORT THAT LONG VALLEY FARM LAKE DAM
AT CARVERS CREEK STATE PARK HAS A PARTIAL BREACH AND APPEARS A FULL
BREACH IS IMMINENT. 

LOCATIONS AT GREATEST RISK OF FLASH FLOODING WOULD BE ALONG JUMPING
CREEK FROM THE DAM DOWNSTREAM TO LILLINGTON HIGHWAY...ROUTE 210.
LOCATIONS NEAR COLLINGWOOD DRIVE...ROUTE 210 NEAR MCCORMICK BRIDGE
ROAD AND SHADY GROVE ROAD ARE ESPECIALLY THREATENED WITH A RAPID
RISE OR SURGE OF FLOOD WATERS IF A FULL BREACH OCCURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

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

&&

LAT...LON 3526 7893 3529 7873 3523 7872 3520 7885
      3517 7904 3522 7905

$$

BLAES
926 
WGUS52 KRAH 292013
FFWRAH
NCC051-085-302030-
/O.EXT.KRAH.FF.W.0046.000000T0000Z-160930T2030Z/
/00000.U.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
413 PM EDT THU SEP 29 2016

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS EXTENDED THE

* FLASH FLOOD WARNING FOR...
  A DAM FAILURE IN...
  SOUTH CENTRAL HARNETT COUNTY IN CENTRAL NORTH CAROLINA...
  NORTHWESTERN CUMBERLAND COUNTY IN CENTRAL NORTH CAROLINA...

* UNTIL 430 PM EDT FRIDAY

* AT 400 PM EDT...AUTHORITIES REPORT THAT THE PARTIAL DAM BREACH ON
  THE LONG VALLEY FARM LAKE DAM AT CARVERS CREEK STATE PARK
  CONTINUES. ENGINEERS REPORT THAT THE THREAT OF A LARGER BREACH
  REMAINS UNTIL THE LAKE LEVEL FALLS BELOW THE LEVEL OF THE BREACH. 

* LOCATIONS IMPACTED INCLUDE...
  EXTREME SOUTHERN HARNETT COUNTY AND EXTREME NORTHERN CUMBERLAND
  COUNTY ALONG AND NEAR THE JUMPING CREEK FROM CARVERS CREEK STATE
  PARK TO ITS CONFLUENCE WITH THE LITTLE RIVER. 

LOCATIONS AT GREATEST RISK OF FLASH FLOODING ARE ALONG JUMPING CREEK
FROM THE DAM DOWNSTREAM TO LILLINGTON HIGHWAY...ROUTE 210.
LOCATIONS NEAR COLLINGWOOD DRIVE...ROUTE 210 NEAR MCCORMICK BRIDGE
ROAD AND SHADY GROVE ROAD ARE ESPECIALLY THREATENED WITH A RAPID
RISE OR SURGE OF FLOOD WATERS IF A FULL BREACH OCCURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST
FLOOD DEATHS OCCUR IN VEHICLES.

&&

LAT...LON 3526 7893 3529 7873 3523 7872 3520 7885
      3517 7904 3522 7905

$$

BLAES
754 
WGUS72 KRAH 301507
FFSRAH

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
1107 AM EDT FRI SEP 30 2016

NCC051-085-302030-
/O.CON.KRAH.FF.W.0046.000000T0000Z-160930T2030Z/
/00000.1.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HARNETT NC-CUMBERLAND NC-
1107 AM EDT FRI SEP 30 2016

...A FLASH FLOOD WARNING FOR A DAM BREAK REMAINS IN EFFECT UNTIL 430
PM EDT FOR SOUTH CENTRAL HARNETT AND NORTHWESTERN CUMBERLAND
COUNTIES...

AT 1000 AM EDT PARK SERVICE AND DAM SAFETY ENGINEERS REPORT THAT THE
WATER LEVEL FELL...EASING PRESSURE ON THE LONG VALLEY FARM LAKE DAM
IN CARVERS CREEK STATE PARK OVERNIGHT. EMERGENCY OFFICIALS ALLOWED
EVACUATED RESIDENTS TO RETURN HOME. 

ALTHOUGH THE IMMEDIATE THREAT OF DAM FAILURE HAS DIMINISHED, THE
WARNING WILL BE MAINTAINED THIS AFTERNOON DUE TO THE THREAT OF
ADDITIONAL RAINFALL.

LOCATIONS AT GREATEST RISK OF FLASH FLOODING ARE ALONG JUMPING CREEK
FROM THE DAM DOWNSTREAM TO LILLINGTON HIGHWAY...ROUTE 210.
LOCATIONS NEAR COLLINGWOOD DRIVE...ROUTE 210 NEAR MCCORMICK BRIDGE
ROAD AND SHADY GROVE ROAD ARE ESPECIALLY THREATENED WITH A RAPID
RISE OR SURGE OF FLOOD WATERS IF A FULL BREACH OCCURS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

DO NOT ENTER OR CROSS FLOWING WATER OR WATER OF UNKNOWN DEPTH. 

&&

LAT...LON 3526 7893 3529 7873 3523 7872 3520 7885
      3517 7904 3522 7905

$$

13
936 
WGUS72 KRAH 302031
FFSRAH

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
431 PM EDT FRI SEP 30 2016

NCC051-085-302038-
/O.EXP.KRAH.FF.W.0046.000000T0000Z-160930T2030Z/
/00000.0.DM.000000T0000Z.000000T0000Z.000000T0000Z.OO/
HARNETT NC-CUMBERLAND NC-
431 PM EDT FRI SEP 30 2016

...THE FLASH FLOOD WARNING FOR A DAM FAILURE WILL EXPIRE AT 430 PM
EDT FOR SOUTH CENTRAL HARNETT AND NORTHWESTERN CUMBERLAND COUNTIES...

THE THREAT FROM FLASH FLOODING ASSOCIATED WITH LONG VALLEY FARM LAKE
DAM IN CARVERS CREEK STATE PARK IS NO LONGER EXPECTED TO POSE A
SIGNIFICANT THREAT. PLEASE CONTINUE TO HEED ALL ROAD CLOSURES.

LAT...LON 3526 7893 3529 7873 3523 7872 3520 7885
      3517 7904 3522 7905

$$

77

The office that day

Everything else NWS Raleigh, NC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Sep 28, 8:02 PM EDTSpecial Weather StatementRAHCumberland58 min
Sep 28, 8:10 PM EDTSpecial Weather StatementRAHMontgomery, Stanly65 min
Sep 28, 8:15 PM EDTFlash Flood WarningRAHAlamance, Orange3 hr
Sep 28, 8:16 PM EDTSpecial Weather StatementRAHAlamance, Randolph59 min
Sep 28, 8:28 PM EDTFlash Flood WarningRAHGuilford3 hr
Sep 28, 9:11 PM EDTAreal Flood AdvisoryRAHMontgomery, Stanly3 hr
Sep 28, 9:30 PM EDTSpecial Weather StatementRAHCumberland60 min
Sep 28, 10:24 PM EDTFlash Flood WarningRAHChatham, Montgomery, Moore, Randolph3 hr
Sep 28, 11:27 PM EDTSevere Thunderstorm WarningRAHChatham, Harnett, Lee, Moore48 min
Sep 28, 11:29 PM EDTSpecial Weather StatementRAHDurham, Granville, Wake46 min
Sep 29, 12:56 AM EDTAreal Flood AdvisoryRAHAnson, Harnett, Hoke, Lee, Moore, Richmond and 1 more3 hr
Sep 29, 1:01 AM EDTRiver Flood WarningRAHCumberland4 days
Sep 29, 1:47 AM EDTFlash Flood WarningRAHAnson, Harnett, Hoke, Lee, Moore, Richmond and 1 more3 hr
Sep 29, 4:10 AM EDTAreal Flood AdvisoryRAHCumberland, Hoke, Sampson, Scotland3 hr
Sep 29, 4:45 AM EDTFlash Flood WarningRAHHarnett, Hoke, Moore, Richmond, Scotland4 hr
Sep 29, 5:00 AM EDTFlash Flood Warning EmergencyRAHCumberland, Harnett, Hoke5 hr
Sep 29, 7:33 AM EDTAreal Flood AdvisoryRAHSampson3 hr
Sep 29, 8:26 AM EDTRiver Flood WarningRAHChatham21 hr
Sep 29, 8:32 AM EDTAreal Flood AdvisoryRAHEdgecombe, Halifax, Nash, Wayne, Wilson3 hr
Sep 29, 8:38 AM EDTAreal Flood WarningRAHHarnett, Hoke, Moore, Richmond, Scotland6 hr
Sep 29, 9:20 AM EDTFlash Flood WarningRAHWayne3 hr
Sep 29, 10:01 AM EDTFlash Flood WatchRAHCumberland, Edgecombe, Harnett, Hoke, Johnston, Lee and 6 more12 hr
Sep 29, 10:17 AM EDTAreal Flood WarningRAHCumberland, Harnett, Hoke, Sampson6 hr
Sep 29, 11:59 AM EDTFlash Flood WarningRAHCumberland, Hoke30 hr
Sep 29, 12:14 PM EDTAreal Flood AdvisoryRAHWayne3 hr
Sep 29, 1:21 PM EDTFlash Flood WarningRAHCumberland, Sampson6 hr
Sep 29, 4:14 PM EDTAreal Flood WarningRAHCumberland, Harnett, Hoke, Sampson6 hr
Sep 29, 6:48 PM EDTSpecial Weather StatementRAHAnson57 min
Sep 29, 7:18 PM EDTFlash Flood WarningRAHCumberland, Sampson24 hr

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.