Alert archive / Georgia / Severe Thunderstorm Warnings in 1999

Severe Thunderstorm Warning 613, NWS Atlanta, GA

August 19, 1999Johnson County, Laurens County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 19, 1999, 4:53 PM EDT for Johnson County, Laurens County, Georgia. It was in force for 32 min. 4 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
Aug 19, 1999, 4:53 PM EDT (20:53 UTC)
Expired
Aug 19, 1999, 5:25 PM EDT
In force
32 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties Johnson County, GA, Laurens County, GA

What was reported inside it

TimeReportWhereRemark
Aug 19, 5:00 PM EDTThunderstorm WindScott, GAWashington EMC reported tree limbs down on power lines.
Aug 19, 5:02 PM EDTHail 1Dublin, GA
Aug 19, 5:02 PM EDTThunderstorm WindDublin, GALaurens county 911 reported quarter size hail and trees down.
Aug 19, 5:25 PM EDTHail 1.75Dublin, GAA radio staion reported quarter to half dollar size hail fell in Dublin. They also reported a street light down in town. The public reported hail as large as golf ball size from Dublin to Dexter.

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, 8.9 hours before the alert went out and 182 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 1999-08-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°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 1999-08-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 10 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
2185 m above ground
0-6 km bulk shear
6 kt
0-1 km storm-relative helicity
10 m²/s²
0-3 km storm-relative helicity
-3 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.

512 
WUUS52 KFFC 192053 RRA
SVRATL
GAC167-175-192125-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
453 PM EDT THU AUG 19 1999

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JOHNSON COUNTY IN EAST CENTRAL GEORGIA
  NORTHERN LAURENS COUNTY IN CENTRAL GEORGIA

* UNTIL 525 PM EDT

* AT 450 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  10 MILES SOUTHWEST OF WRIGHTSVILLE OR 4 MILES NORTHWEST OF
  BREWTON... MOVING EAST AT 5 MPH. ANOTHER SEVERE THUNDERSTORM WAS
  INDICATED OVER SCOTT THAT WAS NEARLY STAIONARY.

* THESE STORMS WILL REMAIN MAINLY OVER RURAL AREAS.

DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN AND DEADLY LIGHTNING
ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. IF YOU SEE DAMAGE OR
LARGE HAIL...CALL THE NATIONAL WEATHER SERVICE AT 770-486-1133 AT
EXTENSION 2 0 4.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 19, 2:16 PM EDTSevere Thunderstorm WarningFFCTaylor34 min
Aug 19, 2:55 PM EDTSevere Thunderstorm WarningFFCMacon35 min
Aug 19, 3:32 PM EDTSevere Thunderstorm WarningFFCHouston, Peach33 min
Aug 19, 4:03 PM EDTSevere Thunderstorm WarningFFCHouston, Twiggs32 min
Aug 19, 4:06 PM EDTSevere Thunderstorm WarningFFCWashington34 min
Aug 19, 4:28 PM EDTSevere Thunderstorm WarningFFCEmanuel37 min
Aug 19, 5:02 PM EDTSevere Thunderstorm WarningFFCJefferson33 min
Aug 19, 5:25 PM EDTSevere Thunderstorm WarningFFCLaurens35 min
Aug 19, 5:33 PM EDTSevere Thunderstorm WarningFFCWheeler32 min
Aug 19, 5:59 PM EDTSevere Thunderstorm WarningFFCLaurens36 min
Aug 19, 6:22 PM EDTSevere Thunderstorm WarningFFCWilcox33 min
Aug 19, 7:02 PM EDTSevere Thunderstorm WarningFFCTelfair33 min
Aug 19, 7:33 PM EDTSevere Thunderstorm WarningFFCTelfair32 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1999Every severe thunderstorm warning in 1999

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.