Alert archive / Georgia / Flash Flood Warnings in 2000

Flash Flood Warning 2, NWS Columbia, SC

June 21, 2000Aiken County, South Carolina; Columbia County, Richmond County, Georgia

NWS Columbia, SC issued this flash flood warning at Jun 21, 2000, 1:20 AM EDT for Aiken County, South Carolina; Columbia County, Richmond County, Georgia. 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 the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
Jun 21, 2000, 1:20 AM EDT (05:20 UTC)
Expired
Jun 21, 2000, 4:15 AM EDT
In force
3 hr
Issued by
NWS Columbia, SC
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Columbia County, GA, Richmond County, GA, Aiken County, SC

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 5.3 hours before the alert went out and 227 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, Peachtre/Fal Fld, GA at 00:00Z on 2000-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 523 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, Peachtre/Fal Fld, GA at 00:00Z on 2000-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 19 square meters per square second.1939Sfc1 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
523 J/kg
Mixed-layer CIN
-19 J/kg
Mixed-layer LCL
1565 m above ground
0-6 km bulk shear
8 kt
0-1 km storm-relative helicity
19 m²/s²
0-3 km storm-relative helicity
37 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WGUS52 KCAE 210534
FFWCAE
GAC073-245-SCC003-210815-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE COLUMBIA SC
120 AM EDT WED JUN 21 2000

THE NATIONAL WEATHER SERVICE IN COLUMBIA HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  RICHMOND COUNTY IN EAST CENTRAL GEORGIA
  SOUTHWESTERN AIKEN COUNTY IN CENTRAL SOUTH CAROLINA   
  COLUMBIA COUNTY IN EAST CENTRAL GEORGIA

* UNTIL 415 AM EDT.

* FLOODING WAS REPORTED BY LOCAL SHERIFFS AND EMERGENCY PREPAREDNESS 
  OFFICIALS.
  
* FLOODING OCCURRING ALONG THE AREA CREEKS OF RAES...REED AND CRANES.

THE HEAVY RAINFALL THIS AFTERNOON AND TONIGHT WAS STILL PRODUCING 
FLOODING ALONG THE CREEKS ACROSS PORTIONS OF COLUMBIA...RICHMOND AND 
AIKEN COUNTIES. THE HEAVY RAINFALL HAS DIMINISHED ACROSS THE 
AREA...BUT AREA CREEKS WILL CONTINUE TO RISE DURING THE NEXT 1 TO 2 
HOURS...THEN BEGIN RECEDE BACK INTO THEIR BANKS.  

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY.

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED. MOVE TO
HIGHER GROUND.

MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS
BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS THE ROADWAY.
NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL ONE...ON FOOT. TO
ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE 
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

REPORT ANY FLOODING TO YOUR COUNTY SHERIFF OR TO THE NATIONAL 
WEATHER SERVICE FORECAST OFFICE IN COLU MBIA.

LAT...LON 3353 8234 3325 8209 3333 8154 3359 8198

&

VAUGHAN

The office that day

Everything else NWS Columbia, SC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 20, 10:20 PM EDTFlash Flood WarningCAEAiken3 hr

Nearby

Flash Flood Warnings in Georgia, 2000Flash Flood Warnings in South Carolina, 2000Every flash flood warning in 2000

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.