Alert archive / Georgia / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 285, NWS Atlanta, GA

July 23, 2000Clayton County, Fayette County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jul 23, 2000, 4:20 PM EDT for Clayton County, Fayette County, Georgia. It was in force for 40 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
Jul 23, 2000, 4:20 PM EDT (20:20 UTC)
Expired
Jul 23, 2000, 5:00 PM EDT
In force
40 min
Issued by
NWS Atlanta, GA
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Clayton County, GA, Fayette County, GA

What was reported inside it

TimeReportWhereRemark
Jul 23, 4:35 PM EDTThunderstorm Wind 65 ERiverdale, GAThe Atlanta Journal and Constitution, along with the Clayton county 911 center, ham radio operators, and the public reported strong thunderstorm winds caused widespread destruction of trees across northern Clayton county. The damage path continued from souther
Jul 23, 4:35 PM EDTHail 1.5Riverdale, GAThe public reported 1.00 to 1.50 inch diameter 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, 8.3 hours before the alert went out and 16 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 12:00Z on 2000-07-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 253 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 12:00Z on 2000-07-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.193958Sfc1 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
253 J/kg
Mixed-layer CIN
-134 J/kg
Mixed-layer LCL
1280 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
79 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

170 
WUUS52 KFFC 232020
SVRATL
GAC063-113-232100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
420 PM EDT SUN JUL 23 2000

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLAYTON COUNTY IN NORTH CENTRAL GEORGIA
  FAYETTE COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 500 PM EDT

* AT 415 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM ALONG A LINE EXTENDING FROM 6 MILES WEST OF
  FOREST PARK TO 8 MILES SOUTHWEST OF FAYETTEVILLE...MOVING EAST
  AT 40MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE RIVERDALE...MORROW...LAKE
  CITY...JONESBORO...PEACHTREE CITY...FAYETTEVILLE AND IRONDALE.

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

SEVERE THUNDERSTORM WINDS CAN BE AS DESTRUCTIVE AS A TORNADO. FOR
YOUR SAFETY...GO TO A SAFE PLACE IMMEDIATELY.

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.

LAT...LON 3348 8458 3330 8445 3361 8426 3365 8439

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 23, 1:19 PM EDTSevere Thunderstorm WarningFFCDawson, Lumpkin41 min
Jul 23, 1:44 PM EDTTornado WarningFFCDawson, Hall, Lumpkin31 min
Jul 23, 1:59 PM EDTSevere Thunderstorm WarningFFCDeKalb46 min
Jul 23, 2:15 PM EDTSevere Thunderstorm WarningFFCHall45 min
Jul 23, 2:24 PM EDTSevere Thunderstorm WarningFFCChattahoochee, Muscogee51 min
Jul 23, 2:24 PM EDTSevere Thunderstorm WarningFFCStewart51 min
Jul 23, 2:30 PM EDTSevere Thunderstorm WarningFFCDeKalb, Gwinnett45 min
Jul 23, 2:47 PM EDTSevere Thunderstorm WarningFFCRockdale, Walton43 min
Jul 23, 2:52 PM EDTTornado WarningFFCBanks38 min
Jul 23, 3:28 PM EDTSevere Thunderstorm WarningFFCMorgan, Walton47 min
Jul 23, 3:32 PM EDTTornado WarningFFCBanks43 min
Jul 23, 3:38 PM EDTSevere Thunderstorm WarningFFCCarroll, Douglas37 min
Jul 23, 3:54 PM EDTSevere Thunderstorm WarningFFCGreene, Oconee51 min
Jul 23, 3:58 PM EDTSevere Thunderstorm WarningFFCCoweta, Fulton47 min
Jul 23, 4:07 PM EDTSevere Thunderstorm WarningFFCTaliaferro38 min
Jul 23, 4:12 PM EDTSevere Thunderstorm WarningFFCMadison33 min
Jul 23, 4:13 PM EDTSevere Thunderstorm WarningFFCHeard, Troup32 min
Jul 23, 4:25 PM EDTSevere Thunderstorm WarningFFCWarren35 min
Jul 23, 4:41 PM EDTSevere Thunderstorm WarningFFCHenry39 min
Jul 23, 5:05 PM EDTSevere Thunderstorm WarningFFCWarren25 min
Jul 23, 5:59 PM EDTSevere Thunderstorm WarningFFCHaralson46 min
Jul 23, 6:44 PM EDTSevere Thunderstorm WarningFFCCatoosa, Walker46 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.