Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 264, NWS Atlanta, GA

May 27, 1997Henry County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 27, 1997, 8:56 AM EDT for Henry County, Georgia. It was in force for 34 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
May 27, 1997, 8:56 AM EDT (12:56 UTC)
Expired
May 27, 1997, 9:30 AM EDT
In force
34 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Henry County, GA

The radar

The Atlanta radar (KFFC), 40 km from the middle of the area, began a volume at 12:55 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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 0.9 hours before the alert went out and 33 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 1997-05-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2642 joules per kilogram.LCLLFCEL10008507005003002001001 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 1997-05-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 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
2642 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
652 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
67 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

The text

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

269 
WUUS1 KATL 271257 RRA
SVRATL
GAC151-271330-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
856 AM EDT TUE MAY 27 1997
 
THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  930 AM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTHWEST GEORGIA
 
   ...HENRY COUNTY
 
A SEVERE THUNDERSTORM WAS INDICATED BY NATIONAL WEATHER SERVICE DOPPLER
RADAR NEAR MCDONOUGH MOVING TO THE NORTHEAST AT 15 MPH. THIS WILL TAKE
THE STORM ACROSS THE EASTERN PORTION OF THE COUNTY BETWEEN 900 AM AND
930 AM.
 
 
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.
 
IF YOU EXPERIENCE STORM DAMAGE TO STRUCTURES OR TREES...OR HAIL THE
SIZE OF DIMES OR LARGER...PLEASE REPORT IT TO THE NATIONAL WEATHER
SERVICE BY CALLING 770-486-8535.

The office that day

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

IssuedProductOfficeCountiesLasted
May 26, 11:27 PM EDTSevere Thunderstorm WarningFFCJackson, Madison33 min
May 27, 1:59 AM EDTSevere Thunderstorm WarningFFCJohnson31 min
May 27, 2:45 AM EDTSevere Thunderstorm WarningFFCEmanuel15 min
May 27, 8:46 AM EDTSevere Thunderstorm WarningFFCClayton, DeKalb, Fulton44 min
May 27, 9:34 AM EDTSevere Thunderstorm WarningFFCFulton26 min
May 27, 9:54 AM EDTSevere Thunderstorm WarningFFCFulton36 min
May 27, 11:11 AM EDTSevere Thunderstorm WarningFFCHouston, Peach49 min
May 27, 11:36 AM EDTSevere Thunderstorm WarningFFCCoweta39 min
May 27, 11:46 AM EDTSevere Thunderstorm WarningFFCTaylor29 min
May 27, 11:52 AM EDTSevere Thunderstorm WarningFFCCarroll, Haralson38 min
May 27, 12:03 PM EDTSevere Thunderstorm WarningFFCLamar, Pike, Upson27 min
May 27, 12:07 PM EDTSevere Thunderstorm WarningFFCMeriwether38 min
May 27, 12:13 PM EDTSevere Thunderstorm WarningFFCTaylor32 min
May 27, 12:26 PM EDTSevere Thunderstorm WarningFFCTelfair34 min
May 27, 12:52 PM EDTSevere Thunderstorm WarningFFCDouglas38 min
May 27, 12:56 PM EDTTornado WarningFFCUpson49 min
May 27, 2:08 PM EDTSevere Thunderstorm WarningFFCSumter52 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.