Alert archive / Georgia / Flash Flood Warnings in 2003

Flash Flood Warning 123, NWS Atlanta, GA

July 17, 2003Stewart County, Georgia

NWS Atlanta, GA issued this flash flood warning at Jul 17, 2003, 8:34 AM EDT for Stewart County, Georgia. It was in force for 86 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
Jul 17, 2003, 8:34 AM EDT (12:34 UTC)
Expired
Jul 17, 2003, 10:00 AM EDT
In force
86 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Stewart County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 0.6 hours before the alert went out and 157 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 2003-07-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1136 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, Peachtre/Fal Fld, GA at 12:00Z on 2003-07-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -26 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
1136 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
857 m above ground
0-6 km bulk shear
12 kt
0-1 km storm-relative helicity
-26 m²/s²
0-3 km storm-relative helicity
-27 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 KFFC 171234
FFWATL
GAC259-171400-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
834 AM EDT THU JUL 17 2003

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  SOUTHWESTERN STEWART COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 1000 AM EDT

* AT 825 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN OVER SOUTH CENTRAL STEWART COUNTY...OR ABOUT 15   
MILES EAST OF EUFAULA...MOVING VERY LITTLE.

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...COUNTRY ROADS...AS WELL AS FARMLAND ALONG THE
BANKS OF CREEKS AND STREAMS.

LAT...LON 3201 8502 3193 8491 3196 8472 3211 8491

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 16, 8:15 PM EDTFlash Flood WarningFFCPickens2 hr
Jul 17, 6:17 AM EDTFlash Flood WarningFFCCrisp, Dooly88 min
Jul 17, 2:09 PM EDTSevere Thunderstorm WarningFFCTreutlen36 min
Jul 17, 2:24 PM EDTSevere Thunderstorm WarningFFCEmanuel36 min
Jul 17, 2:31 PM EDTSevere Thunderstorm WarningFFCWilcox29 min
Jul 17, 2:39 PM EDTSevere Thunderstorm WarningFFCMontgomery36 min
Jul 17, 2:49 PM EDTSevere Thunderstorm WarningFFCToombs26 min
Jul 17, 3:28 PM EDTSevere Thunderstorm WarningFFCWheeler32 min
Jul 17, 5:18 PM EDTSevere Thunderstorm WarningFFCBibb, Houston, Peach27 min
Jul 17, 6:41 PM EDTSevere Thunderstorm WarningFFCTaylor34 min
Jul 17, 7:02 PM EDTSevere Thunderstorm WarningFFCMarion28 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.