Alert archive / Georgia / Flash Flood Warnings in 2003

Flash Flood Warning 17, NWS Atlanta, GA

April 7, 2003Meriwether County, Pike County, Troup County, Georgia

NWS Atlanta, GA issued this flash flood warning at Apr 7, 2003, 11:31 AM EDT for Meriwether County, Pike County, Troup 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
Apr 7, 2003, 11:31 AM EDT (15:31 UTC)
Expired
Apr 7, 2003, 2:30 PM EDT
In force
3 hr
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties Meriwether County, GA, Pike County, GA, Troup County, GA

The radar

The Atlanta radar (KFFC), 42 km from the middle of the area, began a volume at 15:31 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

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 3.5 hours before the alert went out and 46 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 12:00Z on 2003-04-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 72 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 12:00Z on 2003-04-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 204 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
72 J/kg
Mixed-layer CIN
-90 J/kg
Mixed-layer LCL
989 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
204 m²/s²
0-3 km storm-relative helicity
209 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WGUS52 KFFC 071534
FFWATL
GAC199-231-285-071830-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1131 AM EDT MON APR 7 2003

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  MERIWETHER COUNTY IN WEST CENTRAL GEORGIA
  PIKE COUNTY IN WEST CENTRAL GEORGIA
  TROUP COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 230 PM EDT

* AT 1126 AM EDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED FLASH   
FLOODING ACROSS PORTIONS OF TROUP COUNTY. WATER WAS REPORTED ACROSS 
ROADS...AND SEVERAL HOMES FLOODED NEAR CREEKS. RADAR ESTIMTED UP
TO 3 INCHES OF RAIN HAVE FALLEN ACROSS TROUP...MERIWETHER AND 
PORTIONS OF PIKE COUNTY SINCE 7 AM. ANY ADDITIONAL RAINFALL
WILL MAKE CONDITIONS WORSE.

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.

LAT...LON 3311 8521 3289 8518 3288 8458 3305 8430
          3318 8427

$$
1 follow-up statement
000 
WGUS72 KFFC 071642
FFSATL
GAC199-231-285-071830-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1235 PM EDT MON APR 7 2003

...FLASH FLOOD WARNING REMAINS IN EFFECT FOR MERIWETHER...PIKE
AND TROUP COUNTIES IN WEST CENTRAL GEORGIA UNTIL 230 PM EDT...

AT 1230 PM EDT RADAR SHOWED RAINFALL TAPERING OFF IN INTENSITY
ACROSS THESE COUNTIES. THIS TREND SHOULD CONTINUE EARLY THIS
AFTERNOON. HOWEVER...HIGH WATER LEVELS FROM RECENT HEAVY RAINS WILL
CONTINUE TO CAUSE FLOODING OF SOME STREETS AND HIGHWAYS. SOME
ROADS WILL BE CLOSED. 

SOME SMALL STREAMS MAY SEE WATER LEVELS CONTINUE TO RISE FOR ANOTHER
COUPLE OF HOURS DUE TO RUNOFF. DO NOT ALLOW CHILDREN TO PLAY NEAR
SWOLLEN CREEKS OR DRAINAGE SYSTEMS.

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.

LAT...LON 3322 8448 3315 8427 3300 8426 3302 8453
          3287 8455 3288 8517 3312 8521 3321 8493

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 6, 8:47 PM EDTSevere Thunderstorm WarningFFCJasper, Newton28 min
Apr 7, 6:03 AM EDTSevere Thunderstorm WarningFFCJefferson27 min
Apr 7, 8:00 AM EDTSevere Thunderstorm WarningFFCJefferson, Washington30 min
Apr 7, 8:39 AM EDTSevere Thunderstorm WarningFFCJohnson, Laurens36 min
Apr 7, 9:22 AM EDTSevere Thunderstorm WarningFFCEmanuel, Johnson23 min
Apr 7, 9:43 AM EDTSevere Thunderstorm WarningFFCEmanuel32 min

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.