Alert archive / North Carolina / Flash Flood Warnings in 2021

Flash Flood Warning 3, NWS Raleigh, NC

June 3, 2021Wayne County, North Carolina

NWS Raleigh, NC issued this flash flood warning at Jun 3, 2021, 4:22 PM EDT for Wayne 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, 4:22 PM EDT (20:22 UTC)
Expired
Jun 3, 2021, 7:03 PM EDT
In force
3 hr
Issued by
NWS Raleigh, NC
Area
Storm-based polygon
Damage threat
Considerable
Flood severity
None

County Wayne County, NC

The radar

The Raleigh/Durham radar (KRAX), 59 km from the middle of the area, began a volume at 20:23 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, 8.4 hours before the alert went out and 119 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.

079 
WGUS52 KRAH 032022
FFWRAH
NCC191-032330-
/O.NEW.KRAH.FF.W.0003.210603T2022Z-210603T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

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

The National Weather Service in Raleigh has issued a

* Flash Flood Warning for...
  Wayne County in central North Carolina...

* Until 730 PM EDT.

* At 422 PM EDT, Doppler radar indicated thunderstorms producing 
  heavy rain across the warned area. Between 2 and 3 inches of rain 
  have fallen. Additional rainfall amounts of 1 to 2 inches are 
  possible in the warned area. Flash flooding is ongoing or expected 
  to begin shortly.

  HAZARD...Life threatening flash flooding. Thunderstorms
           producing flash flooding.

  SOURCE...Radar.

  IMPACT...Life threatening flash flooding of creeks and streams,
           urban areas, highways, streets and underpasses.

* Some locations that will experience flash flooding include...
  Goldsboro, Mount Olive, Walnut Creek, Seven Springs, Brogden, 
  Mar-Mac, Elroy, Cliffs Of The Neuse State Park and Grantham.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3537 7816 3543 7801 3556 7782 3543 7783
      3538 7780 3534 7782 3518 7783 3516 7788
      3515 7789 3517 7793 3517 7797 3519 7802
      3518 7808 3519 7816 3520 7816 3523 7825
      3529 7830 3531 7829 3534 7822 3535 7816

FLASH FLOOD...RADAR INDICATED
FLASH FLOOD DAMAGE THREAT...CONSIDERABLE

$$

26
1 follow-up statement
072 
WGUS72 KRAH 032303
FFSRAH

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

NCC191-032313-
/O.CAN.KRAH.FF.W.0003.000000T0000Z-210603T2330Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
Wayne NC-
703 PM EDT Thu Jun 3 2021

...FLASH FLOOD WARNING IS CANCELLED FOR WAYNE COUNTY...

Flood waters have begun to recede and the heavy rain has ended. 
While flooding is no longer expected to pose a threat, there may be 
lingering water on area roadways. Please continue to heed remaining 
road closures and use caution while driving.

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

LAT...LON 3537 7816 3543 7801 3556 7782 3543 7783
      3538 7780 3534 7782 3518 7783 3516 7788
      3515 7789 3517 7793 3517 7797 3519 7802
      3518 7808 3519 7816 3520 7816 3523 7825
      3529 7830 3531 7829 3534 7822 3535 7816

$$

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, 3:37 PM EDTFlash Flood WarningRAHEdgecombe, Halifax, Nash3 hr
Jun 3, 3:41 PM EDTFlash Flood Warning Considerable damage threatRAHFranklin, Halifax, Warren3 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.