Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 652, NWS Atlanta, GA

June 16, 1998DeKalb County, Gwinnett County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 16, 1998, 1:15 AM EDT for DeKalb County, Gwinnett County, Georgia. It was in force for 50 min. 2 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
Jun 16, 1998, 1:15 AM EDT (05:15 UTC)
Expired
Jun 16, 1998, 2:05 AM EDT
In force
50 min
Issued by
NWS Atlanta, GA
Area
Whole counties

Counties DeKalb County, GA, Gwinnett County, GA

The radar

The Atlanta radar (KFFC), 69 km from the middle of the area, began a volume at 05:16 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
Jun 16, 1:25 AM EDTThunderstorm WindCountywide, GAThe DeKalb county 911 and HAM operators reported trees and power lines down county-wide. Two lanes of I-285 were blocked. Newspaper reports indicated there were trees down across roads and blocking traffic in Decatur. Fifteen intersections sustained major dama
Jun 16, 1:25 AM EDTThunderstorm WindNorcross, GAThe public reported trees down on a house at Peachtree Corners.

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
Jun 15, 11:45 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 5.3 hours before the alert went out and 65 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 1998-06-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 966 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 00:00Z on 1998-06-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 79 square meters per square second.1939587897Sfc1 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
966 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
1804 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
79 m²/s²
0-3 km storm-relative helicity
90 m²/s²
Significant tornado parameter
0.1
Supercell composite
2.9

Open this sounding in Storm Lab

The text

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

914 
WUUS1 KATL 160514 RRA
SVRATL
GAC089-135-160605-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
115 AM EDT TUE JUN 16 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DEKALB COUNTY IN NORTHWESTERN GEORGIA
  GWINNETT COUNTY IN NORTHWESTERN GEORGIA

* UNTIL 205 AM EDT

* AT 114 AM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  8 MILES SOUTH OF LILBURN MOVING EAST AT 50 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
   LILBURN                     AROUND 115 AM EDT
   SNELLVILLE                  AROUND 120 AM EDT
   LAWRENCEVILLE               AROUND 125 AM EDT
   GRAYSON                     AROUND 125 AM EDT
   DACULA                      AROUND 135 AM 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.

MSS/PAH

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 15, 11:56 PM EDTSevere Thunderstorm WarningFFCHeard, Troup34 min
Jun 16, 12:07 AM EDTSevere Thunderstorm WarningFFCCoweta, Meriwether48 min
Jun 16, 12:14 AM EDTSevere Thunderstorm WarningFFCCarroll36 min
Jun 16, 12:20 AM EDTSevere Thunderstorm WarningFFCFayette35 min
Jun 16, 12:30 AM EDTSevere Thunderstorm WarningFFCDouglas35 min
Jun 16, 12:36 AM EDTSevere Thunderstorm WarningFFCFulton49 min
Jun 16, 12:42 AM EDTSevere Thunderstorm WarningFFCClayton, Henry, Spalding48 min
Jun 16, 12:59 AM EDTSevere Thunderstorm WarningFFCButts, Newton, Rockdale51 min
Jun 16, 1:04 AM EDTSevere Thunderstorm WarningFFCMonroe36 min
Jun 16, 1:06 AM EDTSevere Thunderstorm WarningFFCJasper34 min
Jun 16, 1:20 AM EDTSevere Thunderstorm WarningFFCJones50 min
Jun 16, 1:27 AM EDTSevere Thunderstorm WarningFFCMorgan, Walton48 min
Jun 16, 1:33 AM EDTSevere Thunderstorm WarningFFCPutnam47 min
Jun 16, 1:36 AM EDTSevere Thunderstorm WarningFFCOconee49 min
Jun 16, 1:36 AM EDTSevere Thunderstorm WarningFFCBanks49 min
Jun 16, 1:40 AM EDTSevere Thunderstorm WarningFFCBarrow, Oconee50 min
Jun 16, 1:47 AM EDTSevere Thunderstorm WarningFFCBaldwin48 min
Jun 16, 1:51 AM EDTSevere Thunderstorm WarningFFCGreene49 min
Jun 16, 2:01 AM EDTSevere Thunderstorm WarningFFCClarke, Jackson49 min
Jun 16, 2:01 AM EDTSevere Thunderstorm WarningFFCOglethorpe49 min
Jun 16, 2:10 AM EDTSevere Thunderstorm WarningFFCTaliaferro, Wilkes50 min
Jun 16, 2:54 PM EDTSevere Thunderstorm WarningFFCHeard51 min
Jun 16, 2:58 PM EDTSevere Thunderstorm WarningFFCHeard47 min
Jun 16, 3:01 PM EDTSevere Thunderstorm WarningFFCTroup49 min
Jun 16, 3:07 PM EDTSevere Thunderstorm WarningFFCMeriwether48 min
Jun 16, 3:32 PM EDTSevere Thunderstorm WarningFFCLamar, Pike48 min
Jun 16, 3:33 PM EDTSevere Thunderstorm WarningFFCUpson52 min
Jun 16, 3:38 PM EDTSevere Thunderstorm WarningFFCCoweta, Meriwether47 min
Jun 16, 3:41 PM EDTSevere Thunderstorm WarningFFCButts, Jasper49 min
Jun 16, 3:45 PM EDTSevere Thunderstorm WarningFFCMonroe50 min
Jun 16, 4:09 PM EDTSevere Thunderstorm WarningFFCBibb51 min
Jun 16, 4:35 PM EDTSevere Thunderstorm WarningFFCButts35 min
Jun 16, 4:42 PM EDTSevere Thunderstorm WarningFFCCoweta, Fayette, Spalding33 min
Jun 16, 5:01 PM EDTSevere Thunderstorm WarningFFCBibb49 min
Jun 16, 5:13 PM EDTSevere Thunderstorm WarningFFCCarroll, Heard47 min
Jun 16, 5:21 PM EDTSevere Thunderstorm WarningFFCMeriwether, Pike, Upson49 min
Jun 16, 5:27 PM EDTSevere Thunderstorm WarningFFCWilkinson33 min
Jun 16, 5:52 PM EDTSevere Thunderstorm WarningFFCWalton33 min
Jun 16, 5:56 PM EDTSevere Thunderstorm WarningFFCMonroe34 min
Jun 16, 5:57 PM EDTSevere Thunderstorm WarningFFCTwiggs, Wilkinson48 min
Jun 16, 6:06 PM EDTSevere Thunderstorm WarningFFCClarke, Oglethorpe34 min
Jun 16, 6:11 PM EDTSevere Thunderstorm WarningFFCOconee34 min
Jun 16, 6:15 PM EDTSevere Thunderstorm WarningFFCLaurens35 min
Jun 16, 6:21 PM EDTSevere Thunderstorm WarningFFCUpson34 min
Jun 16, 6:22 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford, Monroe48 min
Jun 16, 6:27 PM EDTSevere Thunderstorm WarningFFCTalbot33 min
Jun 16, 7:35 PM EDTSevere Thunderstorm WarningFFCLaurens, Wilkinson50 min
Jun 16, 7:37 PM EDTSevere Thunderstorm WarningFFCTwiggs48 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.