Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 931, NWS Atlanta, GA

August 18, 1998Jones County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Aug 18, 1998, 3:31 PM EDT for Jones County, Georgia. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Aug 18, 1998, 3:31 PM EDT (19:31 UTC)
Expired
Aug 18, 1998, 4:05 PM EDT
In force
34 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Jones County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 7.5 hours before the alert went out and 96 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 1998-08-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1334 joules per kilogram.LCLLFCEL10008507005003002001001 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 1998-08-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -3 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
1334 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
989 m above ground
0-6 km bulk shear
10 kt
0-1 km storm-relative helicity
-3 m²/s²
0-3 km storm-relative helicity
15 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.

474 
WUUS1 KATL 181932 RRA
SVRATL
GAC169-182005-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
331 PM EDT TUE AUG 18 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JONES COUNTY IN CENTRAL GEORGIA

* UNTIL 405 PM EDT

* AT 331 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  7 MILES NORTHWEST OF GRAY MOVING EAST AT 5 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
   WAYSIDE                     AROUND 340 PM EDT



SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS.  HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD. IF YOU EXPERIENCE STORM DAMAGE TO
STRUCTURES OR TREES...OR HAIL THE SIZE OF DIMES OR LARGER...PLEASE
REPORT IT TO THE NATIONAL WEATHER SERVICE BY CALLING 770-486-8535.

The office that day

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

IssuedProductOfficeCountiesLasted
Aug 18, 2:11 PM EDTSevere Thunderstorm WarningFFCSpalding34 min
Aug 18, 2:23 PM EDTSevere Thunderstorm WarningFFCButts32 min
Aug 18, 2:38 PM EDTSevere Thunderstorm WarningFFCMonroe32 min
Aug 18, 3:02 PM EDTSevere Thunderstorm WarningFFCJasper33 min
Aug 18, 3:07 PM EDTSevere Thunderstorm WarningFFCCrawford33 min
Aug 18, 3:11 PM EDTSevere Thunderstorm WarningFFCCoweta34 min
Aug 18, 3:27 PM EDTSevere Thunderstorm WarningFFCPutnam33 min
Aug 18, 3:54 PM EDTSevere Thunderstorm WarningFFCFulton36 min
Aug 18, 3:59 PM EDTSevere Thunderstorm WarningFFCBaldwin36 min
Aug 18, 4:05 PM EDTSevere Thunderstorm WarningFFCPeach20 min
Aug 18, 4:07 PM EDTSevere Thunderstorm WarningFFCCarroll33 min
Aug 18, 4:11 PM EDTSevere Thunderstorm WarningFFCJones34 min
Aug 18, 4:22 PM EDTSevere Thunderstorm WarningFFCGreene33 min
Aug 18, 4:50 PM EDTFlash Flood WarningFFCGreene90 min
Aug 18, 4:52 PM EDTSevere Thunderstorm WarningFFCJefferson33 min
Aug 18, 5:26 PM EDTSevere Thunderstorm WarningFFCGlascock, Jefferson, Washington34 min
Aug 18, 5:28 PM EDTSevere Thunderstorm WarningFFCEmanuel22 min
Aug 18, 6:10 PM EDTSevere Thunderstorm WarningFFCTelfair, Wilcox35 min

Nearby

Severe Thunderstorm Warnings in Georgia, 1998Every severe thunderstorm warning in 1998

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive.