Alert archive / North Carolina / Flash Flood Warnings in 2016

Flash Flood Warning 7, NWS Wilmington, NC

September 29, 2016Robeson County, North Carolina

NWS Wilmington, NC issued this flash flood warning at Sep 29, 2016, 5:26 AM EDT for Robeson County, North Carolina. 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: Sep 29, 2016, 5:26 AM EDT (09:26 UTC)
Expired: Sep 29, 2016, 8:15 AM EDT
In force: 3 hr
Issued by: NWS Wilmington, NC
Area: Storm-based polygon
Flood severity: None

County Robeson County, NC

The radar

The Raleigh/Durham radar (KRAX), 109 km from the middle of the area, began a volume at 09:25 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

Greensboro/Hi Pt, NC (KGSO), launched 00:00Z, 9.4 hours before the alert went out and 159 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1262 J/kg
Mixed-layer CIN: -22 J/kg
Mixed-layer LCL: 849 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 162 m²/s²
0-3 km storm-relative helicity: 252 m²/s²
Significant tornado parameter: 1.3
Supercell composite: 7.6

Open this sounding in Storm Lab

The text

As transmitted.

597 
WGUS52 KILM 290926
FFWILM
NCC155-291215-
/O.NEW.KILM.FF.W.0007.160929T0926Z-160929T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

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

THE NATIONAL WEATHER SERVICE IN WILMINGTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN ROBESON COUNTY IN SOUTHEASTERN NORTH CAROLINA...

* UNTIL 815 AM EDT
    
* AT 522 AM EDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
  HEAVY RAIN ACROSS THE WARNED AREA. UP TO THREE INCHES OF RAIN HAVE
  ALREADY FALLEN...ESPECIALLY IN THE VICINITY OF THE NORTHERN
  ROBESON COUNTY LINE. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  RED SPRINGS...MAXTON...ST. PAULS...TOLARSVILLE...BUIE...SHANNON...
  WAKULLA...PROSPECT...REX...TOBERMORY...PARKTON...RENNERT AND LUMBER
  BRIDGE.

ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE DURING
THE NEXT FEW HOURS WITHIN THE WARNED AREA.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 74 NEAR MILE MARKER 191...BETWEEN MILE MARKERS 192 AND
193...AND BETWEEN MILE MARKERS 195 AND 194.
 INTERSTATE 95 IN NORTH CAROLINA BETWEEN MILE MARKERS 24 AND 38.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. THE WATER DEPTH WILL BE HARD TO DETERMINE...AND
WASHED OUT OR DAMAGED ROADS MAY BE DIFFICULT TO IDENTIFY.

AVOID FLOODED AREAS OR ROADS THAT HAVE BEEN CLOSED. KEEP A SAFE
DISTANCE FROM THE BANKS OF SWIFTLY MOVING STREAMS...CREEKS...AND
DITCHES.

PLEASE REPORT FLOODING TO THE NATIONAL WEATHER SERVICE IN WILMINGTON
AT 800 - 697 - 3901 WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3495 7903 3489 7893 3486 7893 3481 7888
      3474 7886 3471 7882 3470 7902 3470 7940
      3477 7933 3482 7936 3484 7935 3483 7919

$$

DCH

1 follow-up statement

620 
WGUS72 KILM 291048
FFSILM

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
648 AM EDT THU SEP 29 2016

NCC155-291215-
/O.CON.KILM.FF.W.0007.000000T0000Z-160929T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ROBESON NC-
648 AM EDT THU SEP 29 2016

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 815 AM EDT FOR
NORTHERN ROBESON COUNTY...

AT 642 AM EDT...DOPPLER RADAR INDICATED SCATTERED THUNDERSTORMS
PRODUCING HEAVY RAIN CONTINUING TO MOVE ACROSS THE WARNED AREA. UP
TO 3 TO 5 INCHES OF RAINFALL HAS FALLEN IN THE VICINITY OF THE
NORTHERN ROBESON COUNTY LINE WITH 1 TO 3 INCHES ELSEWHERE. 

AN ADDITIONAL ONE HALF TO 1 INCH OF RAINFALL IS POSSIBLE ACROSS THE
WARNED AREA. THIS WILL RESULT IN A CONTINUED LIKELIHOOD OF FLOODING,
ESPECIALLY ACROSS THE NORTHERN PORTIONS OF ROBESON COUNTY. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
RED SPRINGS...MAXTON...ST. PAULS...TOLARSVILLE...BUIE...SHANNON...
WAKULLA...PROSPECT...REX...TOBERMORY...PARKTON...RENNERT AND LUMBER
BRIDGE.

THIS INCLUDES THE FOLLOWING HIGHWAYS...
 INTERSTATE 74 NEAR MILE MARKER 191...BETWEEN MILE MARKERS 192 AND
193...AND BETWEEN MILE MARKERS 195 AND 194.
 INTERSTATE 95 IN NORTH CAROLINA BETWEEN MILE MARKERS 24 AND 38.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOST FLOODING DEATHS OCCUR IN VEHICLES. NEVER DRIVE YOUR VEHICLE
INTO AREAS WHERE THE WATER COVERS THE ROAD. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. FLOWING WATER CAN BE POWERFUL ENOUGH TO
SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED ROADS MAKE
THE SMART CHOICE: TURN AROUND...DON'T DROWN!

PLEASE REPORT FLOODING TO THE NATIONAL WEATHER SERVICE IN WILMINGTON
AT 800 - 697 - 3901 WHEN YOU CAN DO SO SAFELY.

&&

LAT...LON 3495 7903 3489 7893 3486 7893 3481 7888
      3474 7886 3471 7882 3470 7902 3470 7940
      3477 7933 3482 7936 3484 7935 3483 7919

$$

DCH

The office that day

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

Issued	Product	Office	Counties	Lasted
Sep 28, 8:32 PM EDT	Special Weather Statement	ILM	Hoke	28 min
Sep 28, 8:59 PM EDT	Special Weather Statement	ILM	Hoke	46 min
Sep 29, 4:38 AM EDT	Areal Flood Advisory	ILM	Robeson	3 hr
Sep 29, 6:02 AM EDT	Areal Flood Advisory	ILM	Bladen, Robeson	3 hr
Sep 29, 7:30 AM EDT	Areal Flood Advisory	ILM	Bladen, Columbus	3 hr
Sep 29, 8:02 AM EDT	Flash Flood Warning	ILM	Robeson	103 min
Sep 29, 8:57 AM EDT	River Flood Warning	ILM	Bladen	4 days
Sep 29, 9:28 AM EDT	Flash Flood Warning	ILM	Bladen, Columbus	92 min
Sep 29, 9:52 AM EDT	Flash Flood Watch	ILM	Bladen, Brunswick, Columbus, New Hanover, Pender, Robeson	9 hr
Sep 29, 9:57 AM EDT	River Flood Warning	ILM	Bladen	4 days
Sep 29, 10:29 AM EDT	Special Weather Statement	ILM	Columbus	61 min
Sep 29, 12:11 PM EDT	Areal Flood Advisory	ILM	Bladen, Brunswick, Columbus, Pender	2 hr
Sep 29, 2:33 PM EDT	Special Weather Statement	ILM	Columbus	42 min
Sep 29, 2:54 PM EDT	Areal Flood Advisory	ILM	Bladen, Columbus	3 hr

Nearby

Flash Flood Warnings in North Carolina, 2016 Every 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.