Alert archive / Georgia / Severe Thunderstorm Warnings in 1996
Severe Thunderstorm Warning 307, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Aug 24, 1996, 6:33 PM EDT for Clayton County, DeKalb County, Henry County, Georgia. It was in force for 27 min. 2 reports 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
- Aug 24, 1996, 6:33 PM EDT (22:33 UTC)
- Expired
- Aug 24, 1996, 7:00 PM EDT
- In force
- 27 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Clayton County, GA, DeKalb County, GA, Henry County, GA
The radar
The Atlanta radar (KFFC), 39 km from the middle of the area, began a volume at 22:32 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 |
|---|---|---|---|
| Aug 24, 6:35 PM EDT | Thunderstorm Wind | Lake City, GA | |
| Aug 24, 6:45 PM EDT | Thunderstorm Wind | Morrow, 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, 10.6 hours before the alert went out and 34 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.
- Mixed-layer CAPE
- 120 J/kg
- Mixed-layer CIN
- -120 J/kg
- Mixed-layer LCL
- 1470 m above ground
- 0-6 km bulk shear
- 4 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KATL 242233 SVRATL GAC063-089-151-242300- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 633 PM EDT SAT AUG 24 1996 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 700 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATIONS... IN NORTHWEST GEORGIA ...NORTHERN CLAYTON COUNTY...SOUTHWESTERN DE KALB COUNTY ...HENRY COUNTY AT 633 PM WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM OVER DOWNTOWN ATLANTA...MOVING SOUTH SOUTHEAST AT 10 MPH. 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
Local storm report, Aug 24, 5:41 PM EDT, 52 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
540 PM EDT SAT AUG 24 1996
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
0503 PM 5NE LAWRENCEVILLE GA WIND DAMAGE
8/24/96 GWINNETT TREES DOWN @AUBRY RD...AND BU
FORD HWY AND SCALES RD. TELEP
HONE DOW(N AT BROAD ST.The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 23, 8:26 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, DeKalb | 34 min |
| Aug 23, 8:26 PM EDT | Severe Thunderstorm Warning | FFC | Fayette | 34 min |
| Aug 23, 9:01 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, Coweta, Fayette, Fulton | 44 min |
| Aug 24, 4:51 PM EDT | Severe Thunderstorm Warning | FFC | Hall | 39 min |
| Aug 24, 4:55 PM EDT | Severe Thunderstorm Warning | FFC | Gwinnett | 35 min |
| Aug 24, 5:00 PM EDT | Severe Thunderstorm Warning | FFC | Carroll | 30 min |
| Aug 24, 5:27 PM EDT | Severe Thunderstorm Warning | FFC | Cherokee | 33 min |
| Aug 24, 5:54 PM EDT | Severe Thunderstorm Warning | FFC | Floyd | 36 min |
| Aug 24, 6:00 PM EDT | Severe Thunderstorm Warning | FFC | Cobb, Fulton | 30 min |
| Aug 24, 6:14 PM EDT | Severe Thunderstorm Warning | FFC | Peach | 31 min |
| Aug 24, 6:38 PM EDT | Severe Thunderstorm Warning | FFC | Haralson, Paulding | 37 min |
| Aug 24, 6:47 PM EDT | Severe Thunderstorm Warning | FFC | Oglethorpe | 28 min |
| Aug 24, 6:59 PM EDT | Severe Thunderstorm Warning | FFC | Wilkes | 31 min |
| Aug 24, 7:04 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, Henry, Spalding | 26 min |
| Aug 24, 7:35 PM EDT | Severe Thunderstorm Warning | FFC | Wilkes | 25 min |
| Aug 24, 7:52 PM EDT | Severe Thunderstorm Warning | FFC | Meriwether, Pike, Upson | 53 min |
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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.