Alert archive / Georgia / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 87, NWS Atlanta, GA

May 17, 1993Cherokee County, Fulton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 17, 1993, 5:12 PM EDT for Cherokee County, Fulton County, Georgia. It was in force for 48 min.

The area

The counties it named.

The facts

Issued
May 17, 1993, 5:12 PM EDT (21:12 UTC)
Expired
May 17, 1993, 6:00 PM EDT
In force
48 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Cherokee County, GA, Fulton County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 9.2 hours before the alert went out and 108 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 1993-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 123 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 1993-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 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
123 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
1271 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
50 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 KATL 172121 RRA
SVRATL
GAC057-121-172200-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
512 PM EDT MON MAY 17 1993
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  600 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...SOUTHERN CHEROKEE COUNTY...NORTHERN FULTON COUNTY
 
AT 503 PM EDT...SKYWARN SPOTTERS REPORTED DIME SIZE HAIL AND DANGEROUS
CLOUD TO GROUND LIGHTNING IN WOODSTOCK IN EXTREME SOUTHERN CHEROKEE
COUNTY. THE STORMS WERE MOVING EAST AT 15 MILES AN HOUR. PERSONS IN
WOODSTOCK...ALPHARETTA AND MOUNTAIN PARK SHOULD MOVE TO A PLACE OF
SAFETY AS THESE DANGEROUS STORMS PASS OVERHEAD.
 
WJZ
 
 
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTIVE HAIL...DEADLY LIGHTNING...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.
 
 
 
&

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, May 17, 3:37 PM EDT, 1 hour 35 minutes before
GAZ002-172130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
334 PM EDT MON MAY 17 1993

SEVERAL LARGE THUNDERSTORMS HAVE DEVELOPED ALONG THE FRONTAL OVER
EXTREM NORTHEAST GEORGIA. THESE THUNDERSTORMS ARE LOCATED OVER
UNION...TOWNS...RABUN...LUMPKIN...WHITE AND HABERSHAM COUNTIES.
THESE THUNDERSTORMS ARE MOVING TO THE EAST AT 10 MILES AN HOUR.

IF YOU ARE IN ANY OF THE ABOVE COUNTIES YOU SHOULD REMAIN ALERT
FOR STRONG GUSTY SURFACE WINDS...BRIEF HEAVY RAIN...FREQUENT CLOUD
TO GROUND LIGHTNING...POSSIBLE SMALL HAIL AND FLOODING OF LOW LYING
PLACES ALONG THE ROADWAYS AND OTHER FLOOD PRONE AREAS FOR THE NEXT
TWO HOURS
Special weather statement, May 17, 3:43 PM EDT, 1 hour 29 minutes before
GAZ002-172130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATHENS GA
334 PM EDT MON MAY 17 1993

SEVERAL LARGE THUNDERSTORMS HAVE DEVELOPED ALONG THE FRONTAL ZONE
OVER EXTREME NORTHEAST GEORGIA. THESE THUNDERSTORMS ARE LOCATED IN
UNION...TOWNS...RABUN...LUMPKIN...WHITE AND HABERSHAM COUNTIES.
THESE THUNDERSTORMS ARE MOVING TO THE EAST AT 10 MILES AN HOUR.

IF YOU ARE IN ANY OF THE ABOVE COUNTIES YOU SHOULD REMAIN ALERT
FOR STRONG GUSTY" SURFACE WINDS...BRIEF HEAVY RAIN...FREQUENT CLOUD
TO GROUND LIGHTNING...POSSIBLE SMALL HAIL AND FLOODING OF LOW LYING
PLACES ALONG THE ROADWAYS AND OTHER FLOOD PRONE AREAS FOR THE NEXT
TWO HOURS
Special weather statement, May 17, 3:44 PM EDT, 1 hour 28 minutes before
GAZ003-005-172200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
345 PM EDT MON MAY 17 1993

THUNDERSTORMS HAVE BEEN DEVELOPING AND MOVING EASTWARD ACROSS NORTH
GEORGIA FOR THE PAST COUPLE OF HOURS. NATIONAL WEATHER SERVICE RADAR
AT 340 PM SHOWED THE STRONGEST THUNDERSTORMS WERE LOCATED OVER HARALSON
AND NORTH CARROLL COUNTIES AS WELL AS ALONG THE FULTON/COWETA COUNTY
LINE. THESE STORMS WERE MOVING TO THE EAST AT 10 MPH.

THESE THUNDERSTORMS WILL PRODUCE GUSTY WINDS...HEAVY RAIN...AND FREQUENT
DANGEROUS LIGHTNING. SOME TEMPORARY FLOODING OF LOW LYING AREAS AND
ROADWAYS IS POSSIBLE. THESE THUNDERSTORMS WILL LIKELY CONTINUE ACROSS
NORTHWEST GEORGIA BEFORE DIMINISHING AFTER SUNSET.
Special weather statement, May 17, 3:45 PM EDT, 1 hour 27 minutes before
GAZ003-005-172200-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
345 PM EDT MON MAY 17 1993

THUNDERSTORMS HAVE BEEN DEVELOPING AND MOVING EASTWARD ACROSS NORTH
GEORGIA FOR THE PAST COUPLE OF HOURS. NATIONAL WEATHER SERVICE RADAR
AT 340 PM SHOWED THE STRONGEST THUNDERSTORMS WERE LOCATED OVER HARALSON
AND NORTH CARROLL COUNTIES AS WELL AS ALONG THE FULTON/COWETA COUNTY
LINE. THESE STORMS WERE MOVING TO THE EAST AT 10 MPH.

THESE THUNDERSTORMS WILL PRODUCE GUSTY WINDS...HEAVY RAIN...AND FREQUENT
DANGEROUS LIGHTNING. SOME TEMPORARY FLOODING OF LOW LYING AREAS AND
ROADWAYS IS POSSIBLE. THESE THUNDERSTORMS WILL LIKELY CONTINUE ACROSS
NORTHWEST GEORGIA BEFORE DIMINISHING AFTER SUNSET.
Special weather statement, May 17, 4:20 PM EDT, 52 minutes before
GAZ001-003-172300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
420 PM EDT MON MAY 17 1993

THUNDERSTORMS HAVE BEEN DEVELOPING AND INCREASING RAPIDLY IN NUMBER
OVER NORTHWEST GEORGIA THE PAST HOUR. WEATHER SERVICE RADAR AT 415 PM
SHOWED THE STRONGEST THUNDERSTORM WAS LOCATED ALONG THE POLK/PAULDING
COUNTY LINE NORTHEAST OF ROCKMART. THIS STORM MAY CONTAIN SOME SMALL
HAIL. OTHER STORMS WERE SCATTERED OVER EASTERN CHATTOOGA...EASTERN
CARROLL...AND FAYETTE COUNTIES. ALL THE STORMS WERE MOVING EAST AT 15 MPH.

THESE THUNDERSTORMS WILL PRODUCE GUSTY WINDS...HEAVY RAIN...AND FREQUENT
DANGEROUS LIGHTNING. SOME TEMPORARY FLOODING OF LOW LYING INTERSECTIONS
IS POSSIBLE. THESE THUNDERSTORMS WILL CONTINUE ACROSS NORTHWEST GEORGIA
FOR THE REMAINDER OF THE AFTERNOON BEFORE DIMINISHING AFTER SUNSET.
Special weather statement, May 17, 4:23 PM EDT, 49 minutes before
GAZ001-003-172300-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
420 PM EDT MON MAY 17 1993

THUNDERSTORMS HAVE BEEN DEVELOPING AND INCREASING RAPIDLY IN NUMBER
OVER NORTHWEST GEORGIA THE PAST HOUR. WEATHER SERVICE RADAR AT 415 PM
SHOWED THE STRONGEST THUNDERSTORM WAS LOCATED ALONG THE POLK/PAULDING
COUNTY LINE NORTHEAST OF ROCKMART. THIS STORM MAY CONTAIN SOME SMALL
HAIL. OTHER STORMS WERE SCATTERED OVER EASTERN CHATTOOGA...EASTERN
CARROLL...AND FAYETTE COUNTIES. ALL THE STORMS WERE MOVING EAST AT 15 MPH.

THESE THUNDERSTORMS WILL PRODUCE GUSTY WINDS...HEAVY RAIN...AND FREQUENT
DANGEROUS LIGHTNING. SOME TEMPORARY FLOODING OF LOW LYING INTERSECTIONS
IS POSSIBLE. THESE THUNDERSTORMS WILL CONTINUE ACROSS NORTHWEST GEORGIA
FOR THE REMAINDER OF THE AFTERNOON BEFORE DIMINISHING AFTER SUNSET.

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.