Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 374, NWS Atlanta, GA

July 15, 1997Houston County, Twiggs County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 15, 1997, 3:58 PM EDT for Houston County, Twiggs County, Georgia. It was in force for 47 min. 1 report 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: Jul 15, 1997, 3:58 PM EDT (19:58 UTC)
Expired: Jul 15, 1997, 4:45 PM EDT
In force: 47 min
Issued by: NWS Atlanta, GA
Area: Whole counties

Counties Houston County, GA, Twiggs County, GA

What was reported inside it

Time	Report	Where	Remark
Jul 15, 4:20 PM EDT	Thunderstorm Wind	Tarversville, GA	Four to five trees and limbs were blocking portions of Georgia Highway 96 west of Tarversville.

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, 8.0 hours before the alert went out and 126 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: 759 J/kg
Mixed-layer CIN: -35 J/kg
Mixed-layer LCL: 817 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: 26 m²/s²
0-3 km storm-relative helicity: 26 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 151956 RRA
SVRATL
GAC153-289-152045-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
358 PM EDT TUE JUL 15 1997

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY GA HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 445 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN CENTRAL GEORGIA

   ...HOUSTON COUNTY
   ...TWIGGS COUNTY
 
AT 356 PM EDT...A SEVERE THUNDERSTORM WAS INDICATED BY WEATHER
RADAR IN THE VICINITY OF WARNER ROBBINS MOVING NORTH AT 5 MPH.

THE MOST LIKELY THREAT FROM THIS STORM IS LARGE HAIL.
 
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 15, 5:29 PM EDT	Severe Thunderstorm Warning	FFC	Jefferson	31 min
Jul 15, 5:35 PM EDT	Severe Thunderstorm Warning	FFC	Houston	50 min
Jul 15, 6:06 PM EDT	Severe Thunderstorm Warning	FFC	DeKalb	49 min
Jul 15, 7:28 PM EDT	Severe Thunderstorm Warning	FFC	Oglethorpe	47 min
Jul 15, 7:47 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether, Pike	28 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.