Alert archive / North Carolina / Flash Flood Warnings in 2016

Flash Flood Warning 8, NWS Raleigh, NC

July 3, 2016Anson County, Richmond County, North Carolina

NWS Raleigh, NC issued this flash flood warning at Jul 3, 2016, 1:46 PM EDT for Anson County, Richmond 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: Jul 3, 2016, 1:46 PM EDT (17:46 UTC)
Expired: Jul 3, 2016, 4:45 PM EDT
In force: 3 hr
Issued by: NWS Raleigh, NC
Area: Storm-based polygon
Flood severity: None

Counties Anson County, NC, Richmond County, NC

The radar

The Columbia radar (KCAE), 151 km from the middle of the area, began a volume at 17:50 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 12:00Z, 5.8 hours before the alert went out and 132 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: 140 J/kg
Mixed-layer CIN: -130 J/kg
Mixed-layer LCL: 605 m above ground
0-6 km bulk shear: 35 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 84 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.1

Open this sounding in Storm Lab

The text

As transmitted.

929 
WGUS52 KRAH 031746
FFWRAH
NCC007-153-032045-
/O.NEW.KRAH.FF.W.0008.160703T1746Z-160703T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE RALEIGH NC
146 PM EDT SUN JUL 3 2016

THE NATIONAL WEATHER SERVICE IN RALEIGH HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHEASTERN ANSON COUNTY IN CENTRAL NORTH CAROLINA...
  SOUTH CENTRAL RICHMOND COUNTY IN CENTRAL NORTH CAROLINA...

* UNTIL 445 PM EDT
  
* AT 145 PM EDT...DOPPLER RADAR INDICATED SLOW MOVING THUNDERSTORMS
  PRODUCING FLOODING ACROSS THE WARNED AREA. UP TO TWO INCHES OF
  RAIN HAVE ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN
  SHORTLY.

ADDITIONAL RAINFALL AMOUNTS OF ONE TO ONE AND ONE HALF INCHES ARE
POSSIBLE IN THE WARNED AREA.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM THE HEAVY RAIN WILL CAUSE FLASH FLOODING OF
CREEKS AND STREAMS...ROADS...LOW LYING AND POOR DRAINAGE AREAS. DO
NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. MANY
ROADS AND INTERSECTIONS IN THE AREA WILL QUICKLY FLOOD. WHEN
ENCOUNTERING FLOODED ROADS...TURN AROUND...DONT DROWN.

PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.

&&

LAT...LON 3481 8011 3504 8009 3502 7970 3480 7972

$$

23

1 follow-up statement

317 
WGUS72 KRAH 031931
FFSRAH

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE RALEIGH NC
331 PM EDT SUN JUL 3 2016

NCC007-153-031940-
/O.CAN.KRAH.FF.W.0008.000000T0000Z-160703T2045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
ANSON NC-RICHMOND NC-
331 PM EDT SUN JUL 3 2016

...THE FLASH FLOOD WARNING FOR SOUTHEASTERN ANSON AND SOUTH CENTRAL
RICHMOND COUNTIES IS CANCELLED...

THE HEAVY RAIN HAS ENDED. FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. PLEASE CONTINUE TO HEED ANY REMAINING ROAD CLOSURES.

LAT...LON 3481 8011 3504 8009 3502 7970 3480 7972

$$

23

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 2, 8:50 PM EDT	Special Weather Statement	RAH	Cumberland	55 min
Jul 2, 9:06 PM EDT	Special Weather Statement	RAH	Davidson	69 min
Jul 2, 9:21 PM EDT	Areal Flood Advisory	RAH	Cumberland	54 min
Jul 2, 9:36 PM EDT	Special Weather Statement	RAH	Davidson	54 min
Jul 3, 12:46 AM EDT	Special Weather Statement	RAH	Davidson	59 min
Jul 3, 1:36 AM EDT	Special Weather Statement	RAH	Person	54 min
Jul 3, 2:31 AM EDT	Special Weather Statement	RAH	Alamance, Guilford	59 min
Jul 3, 3:02 AM EDT	Special Weather Statement	RAH	Durham	58 min
Jul 3, 3:55 AM EDT	Special Weather Statement	RAH	Granville	65 min
Jul 3, 4:37 AM EDT	Areal Flood Advisory	RAH	Chatham, Durham, Franklin, Granville, Orange, Vance and 1 more	113 min
Jul 3, 1:24 PM EDT	Special Weather Statement	RAH	Anson, Hoke, Richmond, Scotland	66 min
Jul 3, 1:29 PM EDT	Severe Thunderstorm Warning	RAH	Anson, Richmond, Scotland	31 min
Jul 3, 2:30 PM EDT	Special Weather Statement	RAH	Scotland	45 min
Jul 3, 3:21 PM EDT	Special Weather Statement	RAH	Cumberland, Sampson	54 min
Jul 3, 4:32 PM EDT	Special Weather Statement	RAH	Bladen	43 min
Jul 3, 4:38 PM EDT	Severe Thunderstorm Warning	RAH	Sampson	37 min

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.