Alert archive / Georgia / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 158, NWS Atlanta, GA

July 31, 1992Barrow County, Walton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 31, 1992, 3:35 PM EDT for Barrow County, Walton County, Georgia. It was in force for 40 min.

The area

The counties it named.

The facts

Issued
Jul 31, 1992, 3:35 PM EDT (19:35 UTC)
Expired
Jul 31, 1992, 4:15 PM EDT
In force
40 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Barrow County, GA, Walton County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 7.6 hours before the alert went out and 40 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 1992-07-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 155 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 1992-07-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -25 square meters per square second.193958Sfc1 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
155 J/kg
Mixed-layer CIN
-51 J/kg
Mixed-layer LCL
1042 m above ground
0-6 km bulk shear
13 kt
0-1 km storm-relative helicity
-25 m²/s²
0-3 km storm-relative helicity
24 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 KAHN 311935
SVRAHN
GAC013-297-312015-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATHENS GA
335 PM EDT FRI JUL 31 1992
 
THE NATIONAL WEATHER SERVICE IN ATHENS HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  415 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST GEORGIA
 
   ...BARROW COUNTY...WALTON COUNTY
 
AT 330 PM EDT RADAR INDICATED A SEVERE THUNDERSTORM 10 MILES
SOUTHEAST OF LAWRENCEVILLE GEORGIA AND WAS MOVING EAST AT 30 MILES
AN HOUR. THIS STORM WILL BE MOVING NEAR WINDER.
 
 
THIS IS A DANGEROUS STORM.  IF YOU ARE IN ITS PATH YOU SHOULD
PREPARE FOR DAMAGING WIND IN EXCESS OF 55 MPH...LARGE HAIL...AND
DEADLY LIGHTNING.  PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING BUT STAY AWAY FROM WINDOWS.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 31, 1:45 PM EDT, 1 hour 50 minutes before
GAZ001>010-ALZ003-007-011-012-NCZ007-010>013-SCZ001>004-006-
TNZ001>003-005-010000-

SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE ATHENS GA
145 PM EDT FRI JUL 31 1992

...A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR ALL COUNTIES IN
NORTHEAST GEORGIA UNTIL 8 PM...

AT 130 PM EDT...A LINE OF STRONG THUNDERSTORMS...WITH VERY HEAVY
RAINFALL AND POSSIBLE SMALL HAIL...WAS INDICATED OVER A 15 MILE WIDE
AREA THAT EXTENDED SOUTHWEST FROM MURPHY NORTH CAROLINA TO ROME TO
LAFAYETTE ALABAMA.  THE LARGEST THUNDERSTORM IN THIS LINE WAS LOCATED
OVER ROME.

MOVEMENT WAS TO THE EAST AT 25 MILES AN HOUR.
Special weather statement, Jul 31, 3:01 PM EDT, 34 minutes before
GAZ001-312000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
300 PM EDT THU JUL 30 1992

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF NORTH AND
   PARTS OF CENTRAL GEORGIA UNTIL 8 PM EDT...

AT 255 PM EDT...WEATHER RADAR IN ATLANTA INDICATED BAND OF INTENSE
THUNDERSTORMS OVER NORTHERN GEORGIA THAT EXTENDED FROM NEAR DAHLONEGA
SOUTHWEST TO ATLANTAS NORTHERN SUBURBS AND CONTINUED SOUTHWEST TO NEAR
NEWNAN.  MOVEMENT WAS EAST NORTHEAST AT 30 MILES AN HOUR.

THE MOST STORMS INTENSE STORMS IN THE BAND WERE OVER COBB AND SOUTHERN
FULTON COUNTIES OF NORTHWEST GEORGIA.  PEOPLE IN THE ATLANTA NORTHERN
SUBURBS AND THE CITY OF FAIRBURN SHOULD BE PREPARED TO ENCOUNTER STR8ONG
GUSTY WINDS...DANGEROUS LIGHTNING...SMALL HAIL AND TORRENTIAL RAINS.

BE PREPARED TO MOVE TO A PLACE OF SAFETY IF SEVERE WEATHER MOVES
OVERHEAD.

ZALESKI
Special weather statement, Jul 31, 3:02 PM EDT, 33 minutes before
GAZ001>3-312000-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA  GA
300 PM EDT THU JUL 30 1992

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF NORTH AND
   PARTS OF CENTRAL GEORGIA UNTIL 8 PM EDT...

AT 255 PM EDT...WEATHER RADAR IN ATLANTA INDICATED BAND OF INTENSE
THUNDERSTORMS OVER NORTHERN GEORGIA THAT EXTENDED FROM NEAR DAHLONEGA
SOUTHWEST TO ATLANTAS NORTHERN SUBURBS AND CONTINUED SOUTHWEST TO NEAR
NEWNAN.  MOVEMENT WAS EAST NORTHEAST AT 30 MILES AN HOUR.

THE MOST STORMS INTENSE STORMS IN THE BAND WERE OVER COBB AND SOUTHERN
FULTON COUNTIES OF NORTHWEST GEORGIA.  PEOPLE IN THE ATLANTA NORTHERN
SUBURBS AND THE CITY OF FAIRBURN SHOULD BE PREPARED TO ENCOUNT<ER STRONG
GUSTY WINDS...DANGEROUS LIGHTNING...SMALL HAIL AND TORRENTIAL RAINS.

BE PREPARED TO MOVE TO A PLACE OF SAFETY IF SEVERE WEATHER MOVES
OVERHEAD.

ZALESKI

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 31, 1:12 PM EDTSevere Thunderstorm WarningFFCFloyd, Gordon48 min
Jul 31, 1:12 PM EDTSevere Thunderstorm WarningFFCMurray48 min
Jul 31, 5:10 PM EDTSevere Thunderstorm WarningFFCPeach50 min
Jul 31, 5:15 PM EDTSevere Thunderstorm WarningFFCPutnam60 min
Jul 31, 6:31 PM EDTSevere Thunderstorm WarningFFCPulaski34 min
Jul 31, 7:57 PM EDTSevere Thunderstorm WarningFFCEmanuel33 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1992Every severe thunderstorm warning in 1992

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.