Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 404, NWS Atlanta, GA

July 27, 1997Towns County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 27, 1997, 5:09 PM EDT for Towns County, Georgia. It was in force for 31 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: Jul 27, 1997, 5:09 PM EDT (21:09 UTC)
Expired: Jul 27, 1997, 5:40 PM EDT
In force: 31 min
Issued by: NWS Atlanta, GA
Area: Whole counties

County Towns County, GA

The radar

The Greer radar (KGSP), 138 km from the middle of the area, began a volume at 21:10 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, 9.2 hours before the alert went out and 186 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: 894 J/kg
Mixed-layer CIN: -53 J/kg
Mixed-layer LCL: 1141 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 17 m²/s²
0-3 km storm-relative helicity: 90 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KATL 272108 RRA
SVRATL
GAC281-272140-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
509 PM EDT SUN JUL 27 1997

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY GA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 540 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHEASTERN GEORGIA

   ...TOWNS COUNTY
 
AT 507 PM EDT...A SEVERE THUNDERSTORM WAS INDICATED BY WEATHER
RADAR 19 MILES SOUTHEAST OF HIAWASSEE MOVING SOUTHWEST AT 5 MPH.
 
WHEN THUNDERSTORMS ARE OCCURRING...LIGHTNING POSES A SERIOUS DANGER.
STAY INDOORS AND AWAY FROM WINDOWS. DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES...UNLESS IN AN EMERGENCY. IF BOATING OR
SWIMMING...GET TO LAND QUICKLY AND FIND SHELTER. IF IN THE OPEN FIND
A LOW SPOT AWAY FROM TREES...FENCES...AND POLES.

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.

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.

Issued	Product	Office	Counties	Lasted
Jul 27, 6:42 PM EDT	Severe Thunderstorm Warning	FFC	Greene, Hancock, Taliaferro, Warren	48 min
Jul 27, 7:06 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin, Putnam, Washington	54 min
Jul 27, 7:25 PM EDT	Severe Thunderstorm Warning	FFC	Jones, Wilkinson	50 min
Jul 27, 7:41 PM EDT	Severe Thunderstorm Warning	FFC	Bibb, Twiggs	49 min
Jul 27, 7:50 PM EDT	Severe Thunderstorm Warning	FFC	Gilmer, Pickens	40 min
Jul 27, 7:50 PM EDT	Severe Thunderstorm Warning	FFC	Gilmer, Pickens	25 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1997 Every 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.