Alert archive / Georgia / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 248, NWS Atlanta, GA

July 2, 2002Haralson County, Polk County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 2, 2002, 9:29 PM EDT for Haralson County, Polk County, Georgia. It was in force for 31 min. 2 reports 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: Jul 2, 2002, 9:29 PM EDT (01:29 UTC)
Expired: Jul 2, 2002, 10:00 PM EDT
In force: 31 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

Counties Haralson County, GA, Polk County, GA

The radar

The Atlanta radar (KFFC), 82 km from the middle of the area, began a volume at 01:29 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
Jul 2, 9:30 PM EDT	Thunderstorm Wind	Rockmart, GA	The public reported that numerous trees were blown down on a farm west of Rockmart. An amateur radio operator reported that several tree limbs were blown down on power lines in Rockmart.
Jul 2, 9:48 PM EDT	Hail 0.88	Aragon, GA	The Polk county 911 center reported nickel 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 00:00Z, 1.5 hours before the alert went out and 86 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: 1124 J/kg
Mixed-layer CIN: -23 J/kg
Mixed-layer LCL: 1111 m above ground
0-6 km bulk shear: 11 kt
0-1 km storm-relative helicity: -41 m²/s²
0-3 km storm-relative helicity: -4 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.

754 
WUUS52 KFFC 030129
SVRATL
GAC143-233-030200-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
929 PM EDT TUE JUL 2 2002

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  NORTHERN HARALSON COUNTY IN NORTHWEST GEORGIA
  POLK COUNTY IN NORTHWEST GEORGIA

* UNTIL 1000 PM EDT

* AT 924 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER ROCKMART...MOVING SOUTHWEST AT 15 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...ARAGON...
BUCHANAN AND ROCKMART.

HAIL TO THE SIZE OF DIMES AND WIND GUSTS TO 60 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 3378 8530 3377 8508 3403 8503 3409 8522

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 2, 8:06 PM EDT	Severe Thunderstorm Warning	FFC	Pike	34 min
Jul 2, 8:07 PM EDT	Severe Thunderstorm Warning	FFC	Oglethorpe	38 min
Jul 2, 8:14 PM EDT	Severe Thunderstorm Warning	FFC	Meriwether	31 min
Jul 2, 10:57 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa	33 min
Jul 3, 2:37 PM EDT	Severe Thunderstorm Warning	FFC	Dawson	23 min
Jul 3, 3:16 PM EDT	Severe Thunderstorm Warning	FFC	Pickens	29 min
Jul 3, 3:49 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee	26 min
Jul 3, 4:01 PM EDT	Severe Thunderstorm Warning	FFC	Emanuel	44 min
Jul 3, 4:16 PM EDT	Severe Thunderstorm Warning	FFC	Hall	44 min
Jul 3, 4:20 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee	40 min
Jul 3, 4:39 PM EDT	Severe Thunderstorm Warning	FFC	Cobb, Fulton	36 min
Jul 3, 6:17 PM EDT	Severe Thunderstorm Warning	FFC	Madison	43 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.