Alert archive / Georgia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 333, NWS Atlanta, GA

August 10, 2000Floyd County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 10, 2000, 7:10 PM EDT for Floyd County, Georgia. It was in force for 35 min. 2 reports came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued: Aug 10, 2000, 7:10 PM EDT (23:10 UTC)
Expired: Aug 10, 2000, 7:45 PM EDT
In force: 35 min
Issued by: NWS Atlanta, GA
Area: Whole counties; the outline is the Mesonet’s reconstruction

County Floyd County, GA

The radar

The Northeast Alabama radar (KHTX), 112 km from the middle of the area, began a volume at 23:10 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
Aug 10, 7:20 PM EDT	Thunderstorm Wind	Lindale, GA	Georgia Power Company reported that numerous trees and power lines were down across southwest Floyd county from Lindale to Cave Spring, particularly in the Foster Mills area. Pea size hail was also reported in the Cave Spring area.
Aug 10, 7:20 PM EDT	Hail 0.75	Rome, GA	The Floyd county Emergency Management Director and the public both reported dime size hail on the west side of Rome.

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, 11.2 hours before the alert went out and 117 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: 1523 J/kg
Mixed-layer CIN: -108 J/kg
Mixed-layer LCL: 1126 m above ground
0-6 km bulk shear: 5 kt
0-1 km storm-relative helicity: -32 m²/s²
0-3 km storm-relative helicity: 20 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 
WUUS52 KFFC 102311
SVRATL
GAC115-102345-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
710 PM EDT THU AUG 10 2000

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  FLOYD COUNTY IN NORTHWEST GEORGIA

* UNTIL 745 PM EDT

* AT 705 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 2 MILES NORTH OF ROME...MOVING SOUTH AT 5 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE SHANNON AND LINDALE.

LARGE HAIL...DAMAGING WINDS AND TORRENTIAL RAIN ARE EXPECTED WITH
THIS STORM. TAKE COVER IN A SUBSTANTIAL SHELTER WHILE THE STORM
PASSES.

INTENSE LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS AND STAY
AWAY FROM WINDOWS. DO NOT USE TELEPHONES OR ELECTRICAL APPLIANCES.

LAT...LON 3437 8507 3438 8529 3412 8534 3410 8507

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 10, 6:03 AM EDT	Severe Thunderstorm Warning	FFC	Hall	27 min
Aug 10, 5:31 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa	29 min
Aug 10, 5:42 PM EDT	Severe Thunderstorm Warning	FFC	Dade, Walker	48 min
Aug 10, 5:58 PM EDT	Severe Thunderstorm Warning	FFC	Catoosa	47 min
Aug 10, 6:28 PM EDT	Severe Thunderstorm Warning	FFC	Dade, Walker	32 min
Aug 10, 6:32 PM EDT	Severe Thunderstorm Warning	FFC	Floyd	28 min
Aug 10, 7:24 PM EDT	Severe Thunderstorm Warning	FFC	Haralson	36 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2000 Every severe thunderstorm warning in 2000

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.