Alert archive / Georgia / Flash Flood Warnings in 2003

Flash Flood Warning 29, NWS Charleston, SC

August 8, 2003Long County, Tattnall County, Georgia

NWS Charleston, SC issued this flash flood warning at Aug 8, 2003, 7:02 PM EDT for Long County, Tattnall County, Georgia. It was in force for 88 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Aug 8, 2003, 7:02 PM EDT (23:02 UTC)
Expired
Aug 8, 2003, 8:30 PM EDT
In force
88 min
Issued by
NWS Charleston, SC
Area
Counties, with a storm outline in the text

Counties Long County, GA, Tattnall County, GA

The radar

The Charleston,SC radar (KCLX), 124 km from the middle of the area, began a volume at 23:04 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

Jacksonville, FL (KJAX), launched 12:00Z, 11.0 hours before the alert went out and 150 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, Jacksonville, FL at 12:00Z on 2003-08-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 772 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, Jacksonville, FL at 12:00Z on 2003-08-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 80 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
772 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
728 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
80 m²/s²
0-3 km storm-relative helicity
63 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 KCHS 082302
FFWCHS
GAC183-267-090030-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE CHARLESTON SC
702 PM EDT FRI AUG 8 2003

THE NATIONAL WEATHER SERVICE IN CHARLESTON HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  LONG COUNTY IN SOUTHEAST GEORGIA...
  TATTNALL COUNTY IN SOUTHEAST GEORGIA...

* UNTIL 830 PM EDT

* AT 702 PM EDT...RADAR INDICATED A LARGE CLUSTER OF THUNDERSTORMS
  PRODUCING VERY HEAVY RAIN ACROSS SOUTHERN TATTNALL COUNTY AND
  WESTERN LONG COUNTY...MOVING VERY SLOWLY TO THE EAST AT LESS THAN
  10 MPH. RADAR ESTIMATES BETWEEN 2 AND 3 INCHES OF RAIN HAS FALLEN
  ALONG HIGHWAY 25 BETWEEN GLENNVILLE AND NOBLE SINCE 545 PM WITH
  AS MUCH AS 3 TO 4 INCHES JUST WEST OF NOBLE ALONG COUNTY ROAD 196
  IN EXTREME SOUTHERN TATTNALL COUNTY. AN ADDITIONAL 2 INCHES OF RAIN 
  CAN BE EXPECTED OVER AREAS FROM JUST SOUTH OF GLENNVILLE TO DONALD 
  THROUGH 830 PM. THIS WILL RESULT IN FLASH FLOODING.

* FLASH FLOODING WILL OCCUR IN AND AROUND...
  DONALD...
  GLENNVILLE...
  HIGHWAY 25 BETWEEN GLENNVILLE AND DONALD...
  NOBLE...

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY
FOR HIGHER GROUND. MOST FLOOD DEATHS OCCUR IN AUTOMOBILES.

LAT...LON 3182 8202 3174 8193 3185 8176 3195 8193

$$
1 follow-up statement
000 
WGUS72 KCHS 082357
FFSCHS
GAC183-267-090030-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE CHARLESTON SC
757 PM EDT FRI AUG 8 2003

...A FLASH FLOOD WARNING REMAINS IN EFFECT FOR LONG AND TATTNALL
COUNTIES UNTIL 830 PM EDT...

AT 757 PM EDT...RADAR INDICATED MODERATE TO OCCASIONALLY HEAVY RAIN 
FALLING ACROSS MUCH OF SOUTHERN TATTNALL COUNTY AND WESTERN LONG 
COUNTY. ADDITIONAL HEAVY RAIN CURRENTLY DEVELOPING ACROSS APPLING 
AND WAYNE COUNTIES WILL MOVE NORTHEAST INTO THE WARNING AREA THROUGH 
830 PM. BOTH RADAR AND SATELLITE ESTIMATE BETWEEN 2 AND 4 INCHES OF 
RAIN HAS FALLEN ALONG HIGHWAY 25 BETWEEN GLENNVILLE AND DONALD. THIS 
HAS LIKELY RESULTED IN FLASH FLOODING ALONG THE HIGHWAY 25 CORRIDOR 
AND ALONG COUNTY ROAD 196 ACROSS EXTREME SOUTHERN TATTNALL COUNTY. 
WITH AN ADDITIONAL INCH LIKELY TO FALL IN THESE AREAS THROUGH 830 
PM...THE THREAT FOR FLASH FLOODING CONTINUES.

FLASH FLOODING IS EXPECTED IN AND AROUND...DONALD...GLENNVILLE...
HIGHWAY 25 BETWEEN GLENNVILLE AND DONALD.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT ATTEMPT TO DRIVE WHERE
WATER COVERS THE ROADWAY.

LAT...LON 3185 8180 3175 8191 3184 8205 3196 8194

$$

Nearby

Flash Flood Warnings in Georgia, 2003Every flash flood warning in 2003

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.