Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 171, NWS Atlanta, GA

April 28, 1997Cobb County, Fulton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 28, 1997, 3:45 PM EDT for Cobb County, Fulton County, Georgia. It was in force for 45 min. 3 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
Apr 28, 1997, 3:45 PM EDT (19:45 UTC)
Expired
Apr 28, 1997, 4:30 PM EDT
In force
45 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Cobb County, GA, Fulton County, GA

What was reported inside it

TimeReportWhereRemark
Apr 28, 3:45 PM EDTHail 0.75Adamsville, GA
Apr 28, 3:48 PM EDTHail 2.5Atlanta, GA
Apr 28, 4:00 PM EDTHail 0.75Marietta, 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, 7.8 hours before the alert went out and 55 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 1997-04-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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 1997-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
811 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
43 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.1

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 281945 RRA
SVRATL
GAC067-121-282030-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
345 PM EDT MON APR 28 1997
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  430 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTHWEST GEORGIA
 
   ...COBB COUNTY...FULTON COUNTY
 
AT 345 PM A SEVERE THUNDERSTORMS WAS LOCATED BETWEEN MABLETON AND UNION
CITY. THIS STORM WAS MOVING NORTHEAST AT 30 MPH. THIS STORM WILL BE
MOVING ACROSS THE ATLANTA METRO AREA BY AROUND 415 PM.
 
DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY LIGHTNING
ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM
WINDOWS UNTIL THE STORM HAS PASSED. BOATERS, GOLFERS, AND OTHERS
INVOLVED IN OUTSIDE ACTIVITIES SHOULD SEEK SHELTER IMMEDIATELY.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 27, 8:29 PM EDTFlash Flood WarningFFCMeriwether, Spalding6 hr
Apr 28, 2:05 AM EDTSevere Thunderstorm WarningFFCWilcox40 min
Apr 28, 2:30 AM EDTSevere Thunderstorm WarningFFCDodge30 min
Apr 28, 2:56 AM EDTSevere Thunderstorm WarningFFCDodge34 min
Apr 28, 3:10 AM EDTSevere Thunderstorm WarningFFCLaurens50 min
Apr 28, 2:32 PM EDTSevere Thunderstorm WarningFFCCarroll, Heard43 min
Apr 28, 3:01 PM EDTSevere Thunderstorm WarningFFCDouglas, Fulton44 min
Apr 28, 3:54 PM EDTSevere Thunderstorm WarningFFCDeKalb51 min
Apr 28, 4:10 PM EDTSevere Thunderstorm WarningFFCMorgan, Oconee65 min
Apr 28, 4:10 PM EDTSevere Thunderstorm WarningFFCGordon65 min
Apr 28, 4:11 PM EDTSevere Thunderstorm WarningFFCCarroll34 min
Apr 28, 4:16 PM EDTSevere Thunderstorm WarningFFCGwinnett59 min
Apr 28, 4:20 PM EDTSevere Thunderstorm WarningFFCGreene40 min
Apr 28, 4:22 PM EDTSevere Thunderstorm WarningFFCGilmer38 min
Apr 28, 4:44 PM EDTSevere Thunderstorm WarningFFCBarrow, Walton46 min
Apr 28, 4:46 PM EDTSevere Thunderstorm WarningFFCDouglas29 min
Apr 28, 4:50 PM EDTSevere Thunderstorm WarningFFCPolk25 min
Apr 28, 4:54 PM EDTSevere Thunderstorm WarningFFCHall, Jackson51 min
Apr 28, 5:02 PM EDTSevere Thunderstorm WarningFFCCobb, Paulding43 min
Apr 28, 5:13 PM EDTSevere Thunderstorm WarningFFCBanks32 min
Apr 28, 5:30 PM EDTSevere Thunderstorm WarningFFCBartow45 min
Apr 28, 5:48 PM EDTSevere Thunderstorm WarningFFCCobb, Fulton27 min
Apr 28, 5:59 PM EDTSevere Thunderstorm WarningFFCCherokee, Forsyth46 min
Apr 28, 6:10 PM EDTSevere Thunderstorm WarningFFCMadison20 min
Apr 28, 6:12 PM EDTSevere Thunderstorm WarningFFCGordon, Walker48 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1997Every severe thunderstorm warning in 1997

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.