Alert archive / North Carolina / Flash Flood Warnings in 2021

Flash Flood Warning 1, NWS Raleigh, NC

June 3, 2021Edgecombe County, Halifax County, Nash County, North Carolina

NWS Raleigh, NC issued this flash flood warning at Jun 3, 2021, 3:37 PM EDT for Edgecombe County, Halifax County, Nash 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
Jun 3, 2021, 3:37 PM EDT (19:37 UTC)
Expired
Jun 3, 2021, 6:14 PM EDT
In force
3 hr
Issued by
NWS Raleigh, NC
Area
Storm-based polygon
Flood severity
None

Counties Edgecombe County, NC, Halifax County, NC, Nash County, NC

The radar

The Norfolk radar (KAKQ), 93 km from the middle of the area, began a volume at 19:39 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

Newport, NC (KMHX), launched 12:00Z, 7.6 hours before the alert went out and 180 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, Newport, NC at 12:00Z on 2021-06-03Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 959 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, Newport, NC at 12:00Z on 2021-06-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 78 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
959 J/kg
Mixed-layer CIN
-11 J/kg
Mixed-layer LCL
748 m above ground
0-6 km bulk shear
18 kt
0-1 km storm-relative helicity
78 m²/s²
0-3 km storm-relative helicity
77 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.2

Open this sounding in Storm Lab

The text

As transmitted.

901 
WGUS52 KRAH 031937
FFWRAH
NCC065-083-127-032330-
/O.NEW.KRAH.FF.W.0001.210603T1937Z-210603T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
Flash Flood Warning
National Weather Service Raleigh NC
337 PM EDT Thu Jun 3 2021

The National Weather Service in Raleigh has issued a

* Flash Flood Warning for...
  Northwestern Edgecombe County in central North Carolina...
  Central Halifax County in central North Carolina...
  Northeastern Nash County in central North Carolina...

* Until 730 PM EDT.

* At 337 PM EDT, Local law enforcement reported flash flooding 
  across the warned area. Between 1 and 3 inches of rain have 
  fallen. Additional rainfall amounts of 1 to 2 inches are possible 
  in the warned area.

  HAZARD...Flash flooding caused by heavy rain.

  SOURCE...Law enforcement reported a neighborhood in Whitakers,
           NC has been evacuated due to high water.

  IMPACT...Flash flooding of small creeks and streams, urban
           areas, highways, streets and underpasses as well as
           other poor drainage and low-lying areas.

* Some locations that will experience flash flooding include...
  Rocky Mount, Roanoke Rapids, Halifax, Dortches, Enfield, 
  Sharpsburg, Weldon, Whitakers, Battleboro, Tillery, South Weldon 
  and Tar River Reservoir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Turn around, don't drown when encountering flooded roads. Most flood 
deaths occur in vehicles.

Be aware of your surroundings and do not drive on flooded roads.

Please report observed flooding to local emergency services or law 
enforcement and request they pass this information to the National 
Weather Service when you can do so safely.

&&

LAT...LON 3591 7795 3648 7764 3645 7763 3643 7760
      3642 7759 3642 7756 3641 7755 3640 7754
      3637 7755 3635 7758 3634 7759 3631 7757
      3630 7754 3631 7749 3632 7748 3632 7744
      3629 7741 3627 7741 3586 7779

FLASH FLOOD...OBSERVED

$$

CA
1 follow-up statement
958 
WGUS72 KRAH 032214
FFSRAH

Flash Flood Statement
National Weather Service Raleigh NC
614 PM EDT Thu Jun 3 2021

NCC065-083-127-032224-
/O.CAN.KRAH.FF.W.0001.000000T0000Z-210603T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Edgecombe NC-Halifax NC-Nash NC-
614 PM EDT Thu Jun 3 2021

...FLASH FLOOD WARNING IS CANCELLED FOR NORTHWESTERN EDGECOMBE, 
CENTRAL HALIFAX AND NORTHEASTERN NASH COUNTIES...

Flood waters have begun to recede. The heavy rain has ended. While 
flooding is no longer expected to pose a threat, there could be some 
lingering ponding on roadways. Please continue to heed remaining 
road closures.

A Flash Flood Watch remains in effect until 600 AM EDT Friday for a 
portion of central North Carolina.

LAT...LON 3591 7795 3648 7764 3645 7763 3643 7760
      3642 7759 3642 7756 3641 7755 3640 7754
      3637 7755 3635 7758 3634 7759 3631 7757
      3630 7754 3631 7749 3632 7748 3632 7744
      3629 7741 3627 7741 3586 7779

$$

10

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 9:10 PM EDTSpecial Weather StatementRAHWayne50 min
Jun 3, 3:02 AM EDTAreal Flood AdvisoryRAHChatham, Wake3 hr
Jun 3, 3:23 AM EDTFlash Flood WatchRAHAnson, Chatham, Cumberland, Durham, Edgecombe, Franklin and 18 more24 hr
Jun 3, 8:21 AM EDTAreal Flood AdvisoryRAHEdgecombe, Halifax, Wayne, Wilson4 hr
Jun 3, 12:29 PM EDTSpecial Weather StatementRAHFranklin46 min
Jun 3, 12:50 PM EDTSpecial Weather StatementRAHWayne40 min
Jun 3, 1:01 PM EDTSpecial Weather StatementRAHHalifax29 min
Jun 3, 1:08 PM EDTSpecial Weather StatementRAHFranklin52 min
Jun 3, 1:23 PM EDTSpecial Weather StatementRAHAnson52 min
Jun 3, 1:41 PM EDTSpecial Weather StatementRAHHalifax64 min
Jun 3, 1:45 PM EDTSpecial Weather StatementRAHWayne, Wilson60 min
Jun 3, 2:13 PM EDTSpecial Weather StatementRAHMontgomery32 min
Jun 3, 2:19 PM EDTAreal Flood AdvisoryRAHCumberland, Harnett, Johnston, Sampson, Wayne4 hr
Jun 3, 2:39 PM EDTSpecial Weather StatementRAHChatham, Durham51 min
Jun 3, 3:05 PM EDTAreal Flood AdvisoryRAHEdgecombe, Halifax, Nash115 min
Jun 3, 3:17 PM EDTAreal Flood AdvisoryRAHChatham, Durham, Granville, Orange, Wake118 min
Jun 3, 3:41 PM EDTFlash Flood Warning Considerable damage threatRAHFranklin, Halifax, Warren3 hr
Jun 3, 4:22 PM EDTFlash Flood Warning Considerable damage threatRAHWayne3 hr
Jun 3, 4:27 PM EDTFlash Flood Warning Considerable damage threatRAHChatham, Durham, Granville, Orange, Person112 min
Jun 3, 4:33 PM EDTSpecial Weather StatementRAHGuilford57 min
Jun 3, 4:58 PM EDTAreal Flood AdvisoryRAHFranklin, Granville, Vance, Wake, Warren95 min
Jun 3, 5:57 PM EDTAreal Flood AdvisoryRAHCumberland, Harnett, Hoke, Johnston, Sampson, Wayne3 hr
Jun 3, 7:47 PM EDTAreal Flood AdvisoryRAHEdgecombe, Wilson105 min

Nearby

Flash Flood Warnings in North Carolina, 2021Every flash flood warning in 2021

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.