Alert archive / Georgia / Severe Thunderstorm Warnings in 1995

Severe Thunderstorm Warning 281, NWS Atlanta, GA

July 21, 1995Gwinnett County, Walton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 21, 1995, 12:38 PM EDT for Gwinnett County, Walton County, Georgia. It was in force for 67 min.

The area

The counties it named.

The facts

Issued
Jul 21, 1995, 12:38 PM EDT (16:38 UTC)
Expired
Jul 21, 1995, 1:45 PM EDT
In force
67 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Gwinnett County, GA, Walton County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 4.6 hours before the alert went out and 80 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 1995-07-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1778 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, Peachtre/Fal Fld, GA at 12:00Z on 1995-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
1778 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
844 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
25 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KATL 211641 RRA
SVRATL
GAC297-135-211745-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1238 PM EDT FRI JUL 21 1995
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  145 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHEAST GEORGIA
 
   ...WALTON COUNTY
 
IN NORTHWEST GEORGIA
 
   ...SOUTHERN GWINNETT COUNTY
 
AT 1236 PM EDT...NATIONAL WEATHER SERVICE RADAR INDICATED A SEVERE
THUNDERSTORM OVER SOUTH GWINNETT COUNTY NEAR CENTERVILLE MOVING EAST AT
10 MPH. THE STORM WILL ENTER WALTON COUNTY AROUND 1 PM.
 
 
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, Jul 21, 11:30 AM EDT, 1 hour 8 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-091>
098-103>113-212200-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1130 AM EDT FRI JUL 21 1995

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER NORTHWEST
GEORGIA THIS AFTERNOON AND EVENING...MAINLY IN THE AREA FROM
CHATTANOOGA TO ATLANTA TO COLUMBUS.

AN UPPER ATMOSPHERE DISTURBANCE WILL MOVE ACROSS GEORGIA THIS
AFTERNOON. THIS...IN COMBINATION WITH MOIST AND UNSTABLE AIR WILL
PRODUCE STRONG THUNDERSTORMS...A FEW OF WHICH MAY BE SEVERE.

SPOTTERS SHOULD REMAIN ALERT IN CASE THEY ARE NEEDED.
Special weather statement, Jul 21, 11:38 AM EDT, 1 hour before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-091>
098-103>113-212200-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1130 AM EDT FRI JUL 21 1995

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER NORTHWEST
GEORGIA THIS AFTERNOON AND EVENING...MAINLY IN THE AREA FROM
CHATTANOOGA TO ATLANTA TO COLUMBUS.

AN UPPER ATMOSPHERE DISTURBANCE WILL MOVE ACROSS GEORGIA THIS
AFTERNOON. THIS...IN COMBINATION WITH MOIST AND UNSTABLE AIR WILL
PRODUCE STRONG THUNDERSTORMS...A FEW OF WHICH MAY BE SEVERE.

SPOTTERS SHOULD REMAIN ALERT IN CASE THEY ARE NEEDED.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 21, 2:05 PM EDTSevere Thunderstorm WarningFFCJasper, Morgan, Putnam55 min
Jul 21, 2:55 PM EDTSevere Thunderstorm WarningFFCHancock, Putnam65 min
Jul 21, 4:02 PM EDTSevere Thunderstorm WarningFFCBaldwin, Jones, Wilkinson58 min
Jul 21, 5:33 PM EDTSevere Thunderstorm WarningFFCMadison, Oglethorpe42 min
Jul 21, 5:39 PM EDTSevere Thunderstorm WarningFFCMacon51 min
Jul 21, 6:09 PM EDTSevere Thunderstorm WarningFFCBarrow, Walton51 min
Jul 21, 6:47 PM EDTSevere Thunderstorm WarningFFCJasper, Morgan, Newton43 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1995Every severe thunderstorm warning in 1995

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.