Alert archive / Georgia / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 439, NWS Atlanta, GA

August 16, 2003Sumter County, Webster County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 16, 2003, 5:15 PM EDT for Sumter County, Webster County, Georgia. It was in force for 30 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 16, 2003, 5:15 PM EDT (21:15 UTC)
Expired
Aug 16, 2003, 5:45 PM EDT
In force
30 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties Sumter County, GA, Webster County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.3 hours before the alert went out and 143 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 2003-08-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 801 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 2003-08-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 9 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
801 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
1041 m above ground
0-6 km bulk shear
4 kt
0-1 km storm-relative helicity
9 m²/s²
0-3 km storm-relative helicity
11 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 
WUUS52 KFFC 162115
SVRATL
GAC261-307-162145-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
514 PM EDT SAT AUG 16 2003

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN SUMTER COUNTY IN WEST CENTRAL GEORGIA
  WEBSTER COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 545 PM EDT

* AT 504 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER PRESTON...MOVING SOUTHEAST AT 5 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...PLAINS AND
PRESTON.

HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE 
EXPECTED IN THE WARNED AREA.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

LAT...LON 3217 8457 3205 8465 3189 8436 3216 8433

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 16, 2:33 PM EDTSevere Thunderstorm WarningFFCClayton, Henry27 min
Aug 16, 2:36 PM EDTSevere Thunderstorm WarningFFCSpalding24 min
Aug 16, 3:14 PM EDTSevere Thunderstorm WarningFFCDeKalb31 min
Aug 16, 3:28 PM EDTSevere Thunderstorm WarningFFCGreene, Morgan47 min
Aug 16, 3:34 PM EDTSevere Thunderstorm WarningFFCTaliaferro26 min
Aug 16, 4:15 PM EDTSevere Thunderstorm WarningFFCMorgan30 min
Aug 16, 4:17 PM EDTSevere Thunderstorm WarningFFCPutnam43 min
Aug 16, 4:36 PM EDTSevere Thunderstorm WarningFFCWalton24 min
Aug 16, 4:43 PM EDTSevere Thunderstorm WarningFFCBaldwin, Wilkinson32 min
Aug 16, 4:56 PM EDTFlash Flood WarningFFCMorgan2 hr
Aug 16, 5:06 PM EDTSevere Thunderstorm WarningFFCHall39 min
Aug 16, 5:22 PM EDTSevere Thunderstorm WarningFFCStewart23 min
Aug 16, 5:31 PM EDTSevere Thunderstorm WarningFFCWashington44 min
Aug 16, 5:42 PM EDTSevere Thunderstorm WarningFFCLumpkin33 min
Aug 16, 6:11 PM EDTSevere Thunderstorm WarningFFCPaulding34 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2003Every severe thunderstorm 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.