Alert archive / Georgia / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 239, NWS Atlanta, GA

June 13, 1996Jasper County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 13, 1996, 2:55 PM EDT for Jasper County, Georgia. It was in force for 50 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 13, 1996, 2:55 PM EDT (18:55 UTC)
Expired: Jun 13, 1996, 3:45 PM EDT
In force: 50 min
Issued by: NWS Atlanta, GA
Area: Whole counties

County Jasper County, GA

The radar

The Robins AFB radar (KJGX), 78 km from the middle of the area, began a volume at 18:55 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.

What was reported inside it

Time	Report	Where	Remark
Jun 13, 3:16 PM EDT	Thunderstorm Wind	Monticello, GA

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 6.9 hours before the alert went out and 76 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1734 J/kg
Mixed-layer CIN: -19 J/kg
Mixed-layer LCL: 825 m above ground
0-6 km bulk shear: 32 kt
0-1 km storm-relative helicity: 52 m²/s²
0-3 km storm-relative helicity: 69 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 131856
SVRATL
GAC159-131945-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
255 PM EDT THU JUN 13 1996
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  345 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHEAST GEORGIA
 
   ...JASPER COUNTY
 
AT 2:55 PM EDT WEATHER SERVICE RADAR WAS SHOWING A SEVERE THUNDERSTORM
IN JASPER COUNTY 10 MILES WEST OF MONTICELLO. THE SEVERE THUNDERSTORM
WAS MOVING EAST AT 15 MILES AN HOUR.
 
 
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, Jun 13, 11:20 AM EDT, 3 hours 35 minutes before

GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-140300-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1116 AM EDT THU JUN 13 1996

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS OVER NORTH AND
CENTRAL GEORGIA THIS AFTERNOON AND EVENING.

A VERY MOIST AND UNSTABLE AIRMASS OVER GEORGIA WILL AID IN THUNDERSTORM
DEVELOPMENT THIS AFTERNOON AND EVENING. SOME OF THE STORMS COULD BE
SEVERE WITH THE GREATEST THREAT BEING LARGE HAIL AND DAMAGING WINDS.

SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL IN NORTH AND CENTRAL
GEORGIA SHOULD MONITOR LOCAL WEATHER CONDITIONS AND BE READY FOR
POSSIBLE ACTIVATION.

KM

Local storm report, Jun 13, 1:25 PM EDT, 1 hour 30 minutes before

PRELIMINARY LOCAL STORM REPORT...UPDATED REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
120 PM EDT THU JUN 13 1996

TIME(EDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

700 PM TO  COVINGTON  TO CONYERS     GA   GOLFBALL TO BASEBALL
715 PM     NEWTON        ROCKDALE         SIZED HAIL REPORTED BY
6/12/96                                   PUBLIC TO WSB-TV BETWEEN
                                          CONYERS AND COVINGTON GA.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 12, 9:05 PM EDT	Severe Thunderstorm Warning	FFC	Hancock	30 min
Jun 13, 8:19 AM EDT	Severe Thunderstorm Warning	FFC	Marion, Webster	41 min
Jun 13, 2:09 PM EDT	Severe Thunderstorm Warning	FFC	Sumter	51 min
Jun 13, 2:20 PM EDT	Severe Thunderstorm Warning	FFC	Bartow, Paulding	40 min
Jun 13, 2:20 PM EDT	Severe Thunderstorm Warning	FFC	Douglas	40 min
Jun 13, 2:25 PM EDT	Severe Thunderstorm Warning	FFC	Fulton	35 min
Jun 13, 2:33 PM EDT	Severe Thunderstorm Warning	FFC	DeKalb	42 min
Jun 13, 3:49 PM EDT	Severe Thunderstorm Warning	FFC	Jones	26 min
Jun 13, 4:04 PM EDT	Severe Thunderstorm Warning	FFC	Marion, Schley	41 min
Jun 13, 4:41 PM EDT	Severe Thunderstorm Warning	FFC	Montgomery, Wheeler	49 min
Jun 13, 4:43 PM EDT	Severe Thunderstorm Warning	FFC	Glascock, Jefferson	47 min
Jun 13, 5:55 PM EDT	Severe Thunderstorm Warning	FFC	Twiggs	35 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1996 Every 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.