Alert archive / Georgia / Flash Flood Warnings in 2003

Flash Flood Warning 50, NWS Atlanta, GA

May 7, 2003Fayette County, Georgia

NWS Atlanta, GA issued this flash flood warning at May 7, 2003, 8:10 PM EDT for Fayette 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 as issued.

The facts

Issued
May 7, 2003, 8:10 PM EDT (00:10 UTC)
Expired
May 7, 2003, 11:15 PM EDT
In force
3 hr
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Fayette County, GA

The radar

The Atlanta radar (KFFC), 7 km from the middle of the area, began a volume at 00:11 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

Birmingham, AL (KBMX), launched 00:00Z, 0.2 hours before the alert went out and 212 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, Birmingham, AL at 00:00Z on 2003-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2242 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 00:00Z on 2003-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 95 square meters per square second.19395878Sfc1 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
2242 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
809 m above ground
0-6 km bulk shear
53 kt
0-1 km storm-relative helicity
95 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
2.4
Supercell composite
8.2

Open this sounding in Storm Lab

The text

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

000 
WGUS52 KFFC 080010
FFWATL
GAC113-080315-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
810 PM EDT WED MAY 7 2003

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  FAYETTE COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 1115 PM EDT

* AT 806 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN OVER FAYETTEVILLE...MOVING NORTHEAST AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE TYRONE

ADDITIONAL RAINFALL AMOUNTS OF 1 INCH ARE POSSIBLE WITH THESE 
THUNDERSTORMS.

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. TWO FEET OF RUSHING WATER CAN CARRY AWAY MOST 
VEHICLES...INCLUDING SUVS AND PICKUPS. VEHICLES CAUGHT IN RISING 
WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND.

DURING FLASH FLOODING...WATER LEVELS IN AREA STREAMS AND RIVERS CAN 
RAPIDLY INCREASE...TRANSFORMING THEM INTO RAGING CURRENTS. NEVER 
ATTEMPT TO CROSS FLOOD WATERS BY VEHICLE OR FOOT. MOVE TO HIGHER 
GROUND

YOU CAN REPORT SERIOUS FLOODING TO THE NATIONAL WEATHER SERVICE BY
CALLING 7 7 0 4 8 6 1 1 3 3 AT EXTENSION 2 0 4.

LAT...LON 3346 8463 3328 8447 3333 8440 3355 8446

$$

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 7, 8:13 PM EDTSevere Thunderstorm WarningFFCCoweta, Fayette32 min
May 7, 8:14 PM EDTSevere Thunderstorm WarningFFCSpalding46 min
May 7, 8:20 PM EDTSevere Thunderstorm WarningFFCMeriwether55 min
May 7, 8:44 PM EDTSevere Thunderstorm WarningFFCHarris, Troup61 min
May 7, 10:21 PM EDTFlash Flood WarningFFCTroup3 hr
May 7, 10:41 PM EDTTornado WarningFFCHarris49 min
May 7, 11:05 PM EDTTornado WarningFFCHarris25 min
May 7, 11:30 PM EDTSevere Thunderstorm WarningFFCHarris, Talbot45 min
May 7, 11:50 PM EDTFlash Flood WarningFFCCoweta, Heard4 hr
May 8, 12:52 AM EDTFlash Flood WarningFFCMeriwether4 hr
May 8, 1:11 AM EDTFlash Flood WarningFFCTroup3 hr
May 8, 3:04 AM EDTSevere Thunderstorm WarningFFCHarris26 min
May 8, 3:21 AM EDTSevere Thunderstorm WarningFFCTalbot39 min
May 8, 3:28 AM EDTTornado WarningFFCHarris, Talbot47 min
May 8, 3:40 AM EDTFlash Flood WarningFFCHeard3 hr
May 8, 4:15 AM EDTFlash Flood WarningFFCTroup2 hr
May 8, 4:25 AM EDTSevere Thunderstorm WarningFFCTaylor35 min
May 8, 4:30 AM EDTFlash Flood WarningFFCMeriwether3 hr
May 8, 6:15 AM EDTFlash Flood WarningFFCTroup2 hr

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.