Alert archive / Georgia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 255, NWS Atlanta, GA

July 20, 20004 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 20, 2000, 8:02 PM EDT for 4 counties in Georgia. It was in force for 43 min. 3 reports 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 20, 2000, 8:02 PM EDT (00:02 UTC)
Expired
Jul 20, 2000, 8:45 PM EDT
In force
43 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Bartow County, GA, Gordon County, GA, Murray County, GA, Whitfield County, GA

The radar

The Northeast Alabama radar (KHTX), 118 km from the middle of the area, began a volume at 00:06 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

TimeReportWhereRemark
Jul 20, 8:02 PM EDTThunderstorm Wind 50 EGCountywide, GAThe Rome News Tribune reported that trees and power lines were down countywide.
Jul 20, 8:10 PM EDTThunderstorm Wind 50 EGCountywide, GAThe Cartersville Daily News Tribune, the Marietta Daily Journal, and the public reported numerous trees down, some on roads and power lines, throughout the county. Some of the hardest hit areas were Cartersville, Atco, and the Apache Woods subdivision near Lak
Jul 20, 8:20 PM EDTThunderstorm Wind 50 EGDalton, GAThe public and an amateur radio operator reported numerous trees down throughout the city of Dalton and just east of Dalton in the Lakeview Estates area. The Dalton Public Works Department reported that about 12 homes were damaged in Dalton when trees fell on

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.

IssuedProductOfficeLasted
Jul 20, 5:00 PM EDTSevere Thunderstorm WatchSPC4 hr
Jul 20, 8:00 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 0.0 hours before the alert went out and 139 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-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 00:00Z on 2000-07-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 532 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 2000-07-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
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
532 J/kg
Mixed-layer CIN
-12 J/kg
Mixed-layer LCL
2423 m above ground
0-6 km bulk shear
17 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
68 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.

977 
WUUS52 KFFC 210003
SVRATL
GAC015-129-213-313-210045-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
802 PM EDT THU JUL 20 2000

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BARTOW COUNTY IN NORTHWEST GEORGIA
  GORDON COUNTY IN NORTHWEST GEORGIA
  MURRAY COUNTY IN NORTHWEST GEORGIA
  WHITFIELD COUNTY IN NORTHWEST GEORGIA

* UNTIL 845 PM EDT

* AT 759 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  SEVERE THUNDERSTORMS ALONG A LINE EXTENDING FROM TUNNEL HILL TO 12
  MILES WEST OF EUHARLEE...MOVING EAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE KINGSTON...FAIRMOUNT...
  EMERSON...DALTON...CHATSWORTH...CARTERSVILLE...CALHOUN AND
  ADAIRSVILLE

WIDESPREAD WIND DAMAGE IS EXPECTED WITH THESE STORMS. WINDS MAY KNOCK
DOWN TREES AND POWER LINES AND DAMAGE BUILDINGS. TAKE COVER NOW.

IF YOU SEE DAMAGE OR LARGE HAIL...CALL THE NATIONAL WEATHER SERVICE
AT 7 7 0 4 8 6 1 1 3 3 AT EXTENSION 2 0 4.

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 20, 8:26 PM EDTSevere Thunderstorm WarningFFCCarroll, Paulding49 min
Jul 20, 8:43 PM EDTSevere Thunderstorm WarningFFCCobb, Douglas, Fulton47 min
Jul 20, 8:49 PM EDTSevere Thunderstorm WarningFFCCoweta, Heard, Troup41 min
Jul 20, 9:05 PM EDTSevere Thunderstorm WarningFFCClayton, DeKalb, Fayette40 min
Jul 20, 9:10 PM EDTSevere Thunderstorm WarningFFCHarris, Muscogee35 min
Jul 20, 9:22 PM EDTSevere Thunderstorm WarningFFCMeriwether23 min
Jul 20, 9:35 PM EDTSevere Thunderstorm WarningFFCTalbot25 min
Jul 20, 9:38 PM EDTSevere Thunderstorm WarningFFCPike, Spalding37 min
Jul 20, 9:45 PM EDTSevere Thunderstorm WarningFFCLamar, Upson45 min
Jul 20, 9:58 PM EDTSevere Thunderstorm WarningFFCButts, Monroe32 min
Jul 20, 9:58 PM EDTSevere Thunderstorm WarningFFCCrawford, Taylor32 min
Jul 20, 10:24 PM EDTSevere Thunderstorm WarningFFCBibb, Peach36 min
Jul 20, 10:24 PM EDTSevere Thunderstorm WarningFFCMacon36 min
Jul 20, 10:38 PM EDTSevere Thunderstorm WarningFFCHouston, Twiggs37 min
Jul 20, 11:08 PM EDTSevere Thunderstorm WarningFFCBleckley, Wilkinson37 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2000Every 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.