Alert archive / Georgia / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 199, NWS Atlanta, GA

July 29, 1993Burke County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 29, 1993, 2:46 PM EDT for Burke County, Georgia. It was in force for 44 min.

The area

The counties it named.

The facts

Issued
Jul 29, 1993, 2:46 PM EDT (18:46 UTC)
Expired
Jul 29, 1993, 3:30 PM EDT
In force
44 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Burke County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 6.8 hours before the alert went out and 156 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, Athens Municipal, GA at 12:00Z on 1993-07-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1699 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, Athens Municipal, GA at 12:00Z on 1993-07-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -47 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
1699 J/kg
Mixed-layer CIN
-78 J/kg
Mixed-layer LCL
1461 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
-47 m²/s²
0-3 km storm-relative helicity
-14 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 
TTAA00 KAGS 291847 RRA
SVRAGS
GAC033-291930-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUGUSTA GA
246 PM EDT THU JUL 29 1993
 
THE NATIONAL WEATHER SERVICE IN AUGUSTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  330 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL GEORGIA
 
   ...BURKE COUNTY
 
AT 242 PM EDT WEATHER SERVICE RADARS INDICATED A SEVERE THUNDERSTORM IN
BURKE COUNTY ABOUT 5 MILES WEST OF THE CITY OF WAYNESBORO. THERE ARE
INDICATIONS THAT THIS STORM MAY CONTAIN LARGE HAIL. THE STORM IS MOVING
TO THE SOUTHEAST AT 10 MPH.
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNINvG...AND VERY HEAVY RAIN.
FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR
OF YOUR HOME OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO
DON'T DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 29, 2:37 PM EDTSevere Thunderstorm WarningFFCEmanuel53 min
Jul 29, 3:36 PM EDTSevere Thunderstorm WarningFFCJohnson54 min
Jul 29, 3:40 PM EDTSevere Thunderstorm WarningFFCEmanuel50 min
Jul 29, 3:50 PM EDTSevere Thunderstorm WarningFFCScreven40 min
Jul 29, 4:10 PM EDTSevere Thunderstorm WarningFFCLaurens65 min
Jul 29, 5:37 PM EDTSevere Thunderstorm WarningFFCFulton38 min
Jul 29, 6:08 PM EDTSevere Thunderstorm WarningFFCWilcox32 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1993Every severe thunderstorm warning in 1993

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.