Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 371, NWS Atlanta, GA

July 14, 1997Sumter County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 14, 1997, 1:53 PM EDT for Sumter County, Georgia. It was in force for 32 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 14, 1997, 1:53 PM EDT (17:53 UTC)
Expired: Jul 14, 1997, 2:25 PM EDT
In force: 32 min
Issued by: NWS Atlanta, GA
Area: Whole counties

County Sumter County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 5.9 hours before the alert went out and 151 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: 1665 J/kg
Mixed-layer CIN: -38 J/kg
Mixed-layer LCL: 986 m above ground
0-6 km bulk shear: 2 kt
0-1 km storm-relative helicity: -34 m²/s²
0-3 km storm-relative helicity: 19 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 141752
SVRATL
GAC261-141825-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING...CORRECTED
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
153 PM EDT MON JUL 14 1997

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY GA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 225 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN WEST CENTRAL GEORGIA

   ...SUMTER COUNTY
 
AT 151 PM EDT...A SEVERE THUNDERSTORM WAS INDICATED BY WEATHER
RADAR IN THE VICINITY OF AMERICUS MOVING NORTHWEST AT 10 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.

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 14, 2:19 PM EDT	Severe Thunderstorm Warning	FFC	Laurens, Treutlen, Wheeler	31 min
Jul 14, 7:18 PM EDT	Severe Thunderstorm Warning	FFC	Baldwin, Hancock	32 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.