Alert archive / Georgia / Severe Thunderstorm Warnings in 1993

Severe Thunderstorm Warning 129, NWS Atlanta, GA

June 30, 1993Gilmer County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 30, 1993, 7:17 PM EDT for Gilmer County, Georgia. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Jun 30, 1993, 7:17 PM EDT (23:17 UTC)
Expired
Jun 30, 1993, 7:45 PM EDT
In force
28 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Gilmer County, GA

The nearest sounding before it

Athens Municipal, GA (KAHN), launched 12:00Z, 11.3 hours before the alert went out and 134 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 1993-06-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 345 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 1993-06-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 35 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
345 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
1126 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
35 m²/s²
0-3 km storm-relative helicity
30 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 302319
SVRATL
GAC123-302345-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE ATLANTA GA
717 PM EDT WED JUN 30 1993
 
THE NATIONAL WEATHER SERVICE IN ATLANTA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  745 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST GEORGIA
 
   ...SOUTHWESTERN GILMER COUNTY
 
AT 715 PM EDT RADAR SHOWED A SEVERE THUNDERSTORM 5 MILES NORTH OF
CARTERS LAKE. MOVEMENT WAS TO THE SOUTH AT 10 TO 15 MPH. PEOPLE
ON THE LAKE SHOULD SEEK SHELTER IMMEDIATELY.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A
STRONG BUILDING.  DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...
AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS.
STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED.

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, Jun 30, 3:28 PM EDT, 3 hours 49 minutes before
GAZ008-GAZ009-302130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
329 PM EDT WED JUN 30 1993

...A FEW STRONG THUNDERSTORMS IN SOUTHWEST GEORGIA...

AT 320 PM EDT COLUMBUS WEATHER RADAR WAS INDICATING A FEW STRONG
THUNDERSTORMS IN AN AREA OF RAIN FROM VIENNA TO LEESBURG AND SOUTH OF
WARWICK TO EAST OF ALBANY. THE THUNDERSTORMS WERE 5 MILES NORTHEAST OF
ALBANY..3 MILES NORTHEAST OF LEESBURG AND JUST EAST OF LAKE BLACKSHEAR
TO VIENNA. THESE STORMS WERE MOVING SOUTH SOUTHEAST AT 15 MILES AN HOUR.

PERSONS IN NORTHEAST DOUGHERTY COUNTY AND LEE..SUMTER AND DOOLY COUNTIES
SHOULD BE ON THE LOOKOUT FOR STRONG GUSTY  WINDS..DANGEROUS LIGHTNING..
HEAVY RAIN AND POSSIBLE SMALL HAIL. YOU SHOULD BE PREPARED TO SEEK
SHELTER INDOORS AND LISTEN TO NOAA WEATHER FOR LATER STATEMENTS.
Special weather statement, Jun 30, 3:29 PM EDT, 3 hours 48 minutes before
GAZ008-GAZ009-302130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE COLUMBUS GA
329 PM EDT WED JUN 30 1993

...A FEW STRONG THUNDERSTORMS IN SOUTHWEST GEORGIA...

AT 320 PM EDT COLUMBUS WEATHER RADAR WAS INDICATING A FEW STRONG
THUNDERSTORMS IN AN AREA OF RAIN FROM VIENNA TO LEESBURG AND SOUTH OF
WARWICK TO EAST OF ALBANY. THE THUNDERSTORMS WERE 5 MILES NORTHEAST OF
ALBANY..3 MILES NORTHEAST OF LEESBURG AND JUST EAST OF LAKE BLACKSHEAR
TO VIENNA. THESE STORMS WERE MOVING SOUTH SOUTHEAST AT 15 MILES AN HOUR.

PERSONS IN NORTHEAST DOUGHERTY COUNTY AND LEE..SUMTER AND DOOLY COUNTIES
SHOULD BE ON THE LOOKOUT FOR STRONG GUSTY  WINDS..DANGEROUS LIGHTNING..
HEAVY RAIN AND POSSIBLE SMALL HAIL. YOU SHOULD BE PREPARED TO SEEK
SHELTER INDOORS AND LISTEN TO NOAA WEATHER FOR LATER STATEMENTS.
Special weather statement, Jun 30, 6:29 PM EDT, 48 minutes before
GAZ001>GAZ003-302333-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE ATLANTA GA
627 PM EDT TUE JUN 29 1993

AT 625 PM EDT WEATHER RADAR INDICATED ISOLATED STRONG THUNDERSTORMS
IN NORTHWEST GEORGIA BETWEEN ROME AND CHATTANOOGA...AND BETWEEN ROME
AND BLUE RIDGE. THE STRONGEST STORM WAS LOCATED JUST WEST OF
CALHOUN. FREQUENT LIGHTNING STRIKES AND A BRIEF PERIOD OF VERY HEAVY
RAIN ARE LIKELY AS THESE STORMS MOVE SOUTHEAST AT 25 MPH. STRONG GUSTY
WINDS ARE ALSO POSSIBLE.

THUNDERSTORMS MAY CONTINUE TO DEVELOP IN NORTHWEST GEORGIA DURING
THE NEXT COUPLE OF HOURS. SO PEOPLE IN THE NORTHWEST COUNTIES
WHO ARE OUTDOORS...OR PLAN TO BE OUTDOORS THIS EVENING SHOULD KEEP AN
EYE TO THE SKY AND BE PREPARED TO MOVE TO A PLACE OF SAFETY IF
THREATENING WEATHER APPROACHES. TO AVOID LIGHTNING...THE SAFEST
PLACE IS IN YOUR HOME AWAY FROM WINDOWS AND ELECTRICAL APPLIANCES.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 30, 6:49 PM EDTSevere Thunderstorm WarningFFCFloyd26 min
Jun 30, 6:53 PM EDTSevere Thunderstorm WarningFFCGordon27 min
Jun 30, 7:35 PM EDTSevere Thunderstorm WarningFFCFloyd25 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.