Alert archive / Georgia / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 285, NWS Atlanta, GA

July 15, 1996Heard County, Troup County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 15, 1996, 12:50 PM EDT for Heard County, Troup County, Georgia. It was in force for 40 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Jul 15, 1996, 12:50 PM EDT (16:50 UTC)
Expired
Jul 15, 1996, 1:30 PM EDT
In force
40 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Heard County, GA, Troup County, GA

The radar

The Atlanta radar (KFFC), 52 km from the middle of the area, began a volume at 16:54 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 4.8 hours before the alert went out and 58 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 1996-07-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 943 joules per kilogram.LCLEL10008507005003002001001 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 1996-07-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 100 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
943 J/kg
Mixed-layer CIN
0 J/kg
Mixed-layer LCL
547 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
100 m²/s²
0-3 km storm-relative helicity
134 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 151652
SVRATL
GAC149-285-151730-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1250 PM EDT MON JUL 15 1996
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  130 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...HEARD COUNTY
 
IN WEST CENTRAL GEORGIA
 
   ...TROUP COUNTY
 
AT 1247 PM EDT...DOPPLER RADAR SHOWED A SEVERE THUNDERSTORM NEAR ROANOKE
ALABAMA MOVING TO THE EAST AT 35 MPH. THIS STORM WILL PASS NEAR WEST
POINT LAKE BY 115 PM. THIS STORM INDICATES STRONG SURFACE WINDS. BOATERS
AND FISHERMEN SHOULD SEEK SAFETY IMMEDIATELY.
 
 
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 15, 11:37 AM EDT, 1 hour 13 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-152100-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1140 AM EDT MON JUL 15 1996

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER MUCH OF NORTH
AND CENTRAL GEORGIA THIS AFTERNOON AND EARLY EVENING. THE RISK AREA
IS GENERALLY NORTH OF A LINE FROM SWAINSBORO TO PERRY TO LA GRANGE.

A MOIST AND UNSTABLE AIRMASS WAS OVER GEORGIA AT LATE MORNING. A COLD
FRONT OVER EASTERN TENNESSEE AND NORTHERN ALABAMA WILL MOVE INTO
NORTH GEORGIA LATER THIS AFTENOON. SCATTERED SHOWERS AND THUNDERSTORMS
ACROSS NORTH AND CENTRAL GEORGIA AT LATE MORNING SHOULD INCREASE IN
COVERAGE AND INTENSIFY DURING THE AFTERNOON HOURS. A FEW OF THESE
THUNDERSTORMS COULD BECOME SEVERE AND PRODUCE STRONG DAMAGING WINDS

SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN NORTH GEORGIA
SHOULD MONITOR WEATHER DEVELOPMENTS AND BE READY FOR POSSIBLED
ACTIVATION THIS AFTERNOON.

Nearby

Severe Thunderstorm Warnings in Georgia, 1996Every severe thunderstorm warning in 1996

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; radar from the NEXRAD Level II archive.