Alert archive / Georgia / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 355, NWS Atlanta, GA

July 4, 1997Murray County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 4, 1997, 6:58 PM EDT for Murray County, Georgia. It was in force for 32 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 4, 1997, 6:58 PM EDT (22:58 UTC)
Expired: Jul 4, 1997, 7:30 PM EDT
In force: 32 min
Issued by: NWS Atlanta, GA
Area: Whole counties

County Murray County, GA

What was reported inside it

Time	Report	Where	Remark
Jul 4, 7:25 PM EDT	Hail 0.75	Chatsworth, 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

Issued	Product	Office	Lasted
Jul 4, 5:00 PM EDT	Severe Thunderstorm Watch	SPC	6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 11.0 hours before the alert went out and 159 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: 547 J/kg
Mixed-layer CIN: -412 J/kg
Mixed-layer LCL: 1429 m above ground
0-6 km bulk shear: 15 kt
0-1 km storm-relative helicity: -41 m²/s²
0-3 km storm-relative helicity: -52 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 042303 COR
SVRATL
GAC213-042330-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
658 PM EDT FRI JUL 4 1997

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  730 PM EDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHWEST GEORGIA

   ...MURRAY COUNTY

AT 656 PM EDT WEATHER RADAR INDICATED A SEVERE THUNDERSTORM NEAR CHATSWORTH
MOVING EAST AT 30 MPH.


WHEN THUNDERSTORMS ARE OCCURRING...LIGHTNING POSES A SERIOUS DANGER.
STAY INDOORS AND AWAY FROM WINDOWS. DON'T 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 DIME 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 4, 6:12 PM EDT	Severe Thunderstorm Warning	FFC	Dade, Walker	48 min
Jul 4, 6:45 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa, Whitfield	30 min
Jul 4, 7:15 PM EDT	Severe Thunderstorm Warning	FFC	Fannin, Gilmer	45 min
Jul 4, 7:37 PM EDT	Severe Thunderstorm Warning	FFC	Dawson, Lumpkin, Pickens	53 min
Jul 4, 7:37 PM EDT	Severe Thunderstorm Warning	FFC	Union	53 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.