Alert archive / Georgia / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 190, NWS Atlanta, GA

June 30, 2002Heard County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 30, 2002, 6:16 PM EDT for Heard County, Georgia. It was in force for 44 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued: Jun 30, 2002, 6:16 PM EDT (22:16 UTC)
Expired: Jun 30, 2002, 7:00 PM EDT
In force: 44 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

County Heard County, GA

The radar

The Atlanta radar (KFFC), 54 km from the middle of the area, began a volume at 22:18 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.

What was reported inside it

Time	Report	Where	Remark
Jun 30, 6:30 PM EDT	Hail 1.75	Corinth, GA	The Heard county 911 center reported golf ball size hail.

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, 10.3 hours before the alert went out and 60 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: 1860 J/kg
Mixed-layer CIN: -20 J/kg
Mixed-layer LCL: 682 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: 2 m²/s²
0-3 km storm-relative helicity: 15 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.

638 
WUUS52 KFFC 302216
SVRATL
GAC149-302300-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
615 PM EDT SUN JUN 30 2002

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN HEARD COUNTY IN WEST CENTRAL GEORGIA

* UNTIL 700 PM EDT

* AT 612 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM NEAR FRANKLIN...MOVING WEST AT 5 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...FRANKLIN...
  FIVE POINTS AND THE WEST POINT WILDLIFE MANAGEMENT AREA.

HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 65 MPH CAN BE
EXPECTED IN THE WARNED AREA.

IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT
UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER
SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6.

LAT...LON 3333 8527 3335 8498 3322 8494 3314 8523

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 30, 3:58 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether, Upson	47 min
Jun 30, 4:10 PM EDT	Severe Thunderstorm Warning	FFC	Washington, Wilkinson	35 min
Jun 30, 6:07 PM EDT	Severe Thunderstorm Warning	FFC	Schley	38 min
Jun 30, 6:21 PM EDT	Severe Thunderstorm Warning	FFC	Crawford, Peach	39 min
Jun 30, 6:29 PM EDT	Severe Thunderstorm Warning	FFC	Troup	46 min
Jun 30, 7:05 PM EDT	Severe Thunderstorm Warning	FFC	Floyd	25 min
Jun 30, 7:30 PM EDT	Severe Thunderstorm Warning	FFC	Gordon	30 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2002 Every severe thunderstorm warning in 2002

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; radar from the NEXRAD Level II archive.