Alert archive / Georgia / Severe Thunderstorm Warnings in 1996

Severe Thunderstorm Warning 21, NWS Atlanta, GA

March 6, 1996Cherokee County, Forsyth County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Mar 6, 1996, 6:45 PM EST for Cherokee County, Forsyth County, Georgia. It was in force for 45 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
Mar 6, 1996, 6:45 PM EST (23:45 UTC)
Expired
Mar 6, 1996, 7:30 PM EST
In force
45 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Cherokee County, GA, Forsyth County, GA

The radar

The Atlanta radar (KFFC), 100 km from the middle of the area, began a volume at 23:48 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

Birmingham, AL (KBMX), launched 12:00Z, 11.8 hours before the alert went out and 258 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, Birmingham, AL at 12:00Z on 1996-03-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 168 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Birmingham, AL at 12:00Z on 1996-03-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 320 square meters per square second.19395878Sfc1 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
168 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
561 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
320 m²/s²
0-3 km storm-relative helicity
332 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 062346 RRA
SVRATL
GAC057-117-070030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
645 PM EST WED MAR 6 1996
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  730 PM EST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...CHEROKEE COUNTY...FORSYTH COUNTY
 
AT 645 PM WEATHER RADAR INDICATED A SEVERE THUNDERSTORM OVER BALL GROUND
MOVING EAST-SOUTHEAST AT 30 MPH. STORM MAY BE ACCOMPANIED BY
HAIL...HEAVY RAIN...AND GUSTY WINDS TO 40 MPH. THIS STORM WILL PASS OVER
CUMMING WITHIN 20 MINUTES.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55
MPH...DESTRUCTI\VE 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 6, 7:30 AM ESTSevere Thunderstorm WarningFFCHarris30 min
Mar 6, 7:56 AM ESTTornado WarningFFCMeriwether, Talbot34 min
Mar 6, 8:00 AM ESTSevere Thunderstorm WarningFFCMarion45 min
Mar 6, 8:06 AM ESTTornado WarningFFCMarion39 min
Mar 6, 8:15 AM ESTSevere Thunderstorm WarningFFCSchley, Taylor45 min
Mar 6, 8:26 AM ESTSevere Thunderstorm WarningFFCMacon, Sumter, Webster49 min
Mar 6, 8:44 AM ESTFlash Flood WarningFFCCobb, Fulton4 hr
Mar 6, 8:44 AM ESTFlash Flood WarningFFCDeKalb, Gwinnett4 hr
Mar 6, 8:47 AM ESTSevere Thunderstorm WarningFFCCrawford, Peach43 min
Mar 6, 9:00 AM ESTSevere Thunderstorm WarningFFCDooly, Houston45 min
Mar 6, 9:22 AM ESTSevere Thunderstorm WarningFFCClayton, Fulton53 min
Mar 6, 9:29 AM ESTSevere Thunderstorm WarningFFCBleckley, Dodge, Pulaski, Twiggs46 min
Mar 6, 10:20 AM ESTSevere Thunderstorm WarningFFCMeriwether, Troup40 min
Mar 6, 11:13 AM ESTSevere Thunderstorm WarningFFCBleckley, Houston, Pulaski47 min
Mar 6, 11:36 AM ESTTornado WarningFFCBleckley, Dodge, Pulaski54 min
Mar 6, 11:49 AM ESTSevere Thunderstorm WarningFFCLaurens26 min
Mar 6, 12:06 PM ESTTornado WarningFFCLaurens54 min
Mar 6, 12:13 PM ESTSevere Thunderstorm WarningFFCEmanuel, Johnson, Treutlen47 min
Mar 6, 12:35 PM ESTSevere Thunderstorm WarningFFCCrisp, Wilcox25 min
Mar 6, 12:45 PM ESTTornado WarningFFCWilcox30 min
Mar 6, 1:02 PM ESTSevere Thunderstorm WarningFFCDodge, Telfair43 min
Mar 6, 1:39 PM ESTSevere Thunderstorm WarningFFCMarion, Talbot, Taylor51 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.