Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 709, NWS Atlanta, GA

June 19, 1998Cobb County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Jun 19, 1998, 12:08 PM EDT for Cobb County, Georgia. It was in force for 32 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
Jun 19, 1998, 12:08 PM EDT (16:08 UTC)
Expired
Jun 19, 1998, 12:40 PM EDT
In force
32 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Cobb County, GA

The radar

The Atlanta radar (KFFC), 64 km from the middle of the area, began a volume at 16:10 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 19, 12:15 PM EDTThunderstorm Wind 61Dobbins Afb, GAA gust to 61 knots (70mph) was recorded at Dobbins AFB.
Jun 19, 12:15 PM EDTThunderstorm WindMarietta, GAAn ancient hollow oak tree 7 feet in diameter was toppled onto a duplex on Hedges street, destroying it. Trees landed on several other homes as well. Power lines were downed throughout the area, knocking out power at thousands of homes and businesses. Traffic
Jun 19, 12:25 PM EDTHail 1Mableton, GAThe public reported dime to quarter size hail at 2 different locations.

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 19, 11:30 AM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 4.1 hours before the alert went out and 64 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 1998-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1794 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 1998-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 65 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
1794 J/kg
Mixed-layer CIN
-87 J/kg
Mixed-layer LCL
1186 m above ground
0-6 km bulk shear
9 kt
0-1 km storm-relative helicity
65 m²/s²
0-3 km storm-relative helicity
67 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.

744 
WUUS1 KATL 191609 RRA
SVRATL
GAC067-191640-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1208 PM EDT FRI JUN 19 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  COBB COUNTY IN NORTHWESTERN GEORGIA

* UNTIL 1240 PM EDT

* AT 1207 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  5 MILES WEST OF MARIETTA MOVING EAST AT 30 MPH.

* SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE...
   MARIETTA                    AROUND 1215 PM EDT
   SMYRNA                      AROUND 1220 PM EDT
   VININGS                     AROUND 1225 PM EDT



WHEN THUNDERSTORMS ARE OCCURRING...LIGHTNING POSES A SERIOUS
DANGER. STAY INDOORS AND AWAY FROM WINDOWS. DO NOT USE TELEPHONES
OR ELECTRICAL APPLIANCES...UNLESS IN AN EMERGENCY. IF BOATING OR
SWIMMING...GET TO LAND QUICKLY AND FIND SHELTER. IF IN THE OPEN
FIND A LOW SPOT AWAY FROM TREES...FENCES...AND POLES. 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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jun 19, 10:42 AM EDT, 1 hour 26 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-192045-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1042 AM EDT FRI JUN 19 1998

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REMAINDER OF
THIS MORNING...AFTERNOON AND INTO THE EVENING ACROSS NORTH AND
CENTRAL GEORGIA.

A VERY MOIST AND UNSTABLE AIRMASS COMBINED WITH AN UPPER LEVEL
DISTURBANCE WILL ALLOW THUNDERSTORMS IN TENNESSEE AND ALABAMA TO
BECOME POTENTIALLY SEVERE AS THEY MOVE INTO NORTH GEORGIA THIS
MORNING AND AFTERNOON...THEN INTO CENTRAL GEORGIA THIS AFTERNOON AND
EVENING.

SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD MONITOR WEATHER
DEVELOPMENTS AND BE READY FOR POSSIBLE ACTIVATION THIS AFTERNOON OR
EVENING.

17
Special weather statement, Jun 19, 10:42 AM EDT, 1 hour 26 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086-
091>098-103>113-192045-

NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1042 AM EDT FRI JUN 19 1998

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THE REMAINDER OF
THIS MORNING...AFTERNOON AND INTO THE EVENING ACROSS NORTH AND
CENTRAL GEORGIA.

A VERY MOIST AND UNSTABLE AIRMASS COMBINED WITH AN UPPER LEVEL
DISTURBANCE WILL ALLOW THUNDERSTORMS IN TENNESSEE AND ALABAMA TO
BECOME POTENTIALLY SEVERE AS THEY MOVE INTO NORTH GEORGIA THIS
MORNING AND AFTERNOON...THEN INTO CENTRAL GEORGIA THIS AFTERNOON AND
EVENING.

SPOTTERS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD MONITOR WEATHER
DEVELOPMENTS AND BE READY FOR POSSIBLE ACTIVATION THIS AFTERNOON OR
EVENING.

17

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 19, 9:26 AM EDTSevere Thunderstorm WarningFFCChattooga34 min
Jun 19, 9:57 AM EDTSevere Thunderstorm WarningFFCChattooga, Floyd, Gordon33 min
Jun 19, 10:31 AM EDTSevere Thunderstorm WarningFFCBartow34 min
Jun 19, 10:46 AM EDTSevere Thunderstorm WarningFFCPickens34 min
Jun 19, 11:02 AM EDTSevere Thunderstorm WarningFFCBartow, Cherokee33 min
Jun 19, 11:27 AM EDTSevere Thunderstorm WarningFFCPaulding33 min
Jun 19, 11:34 AM EDTSevere Thunderstorm WarningFFCHaralson31 min
Jun 19, 11:42 AM EDTSevere Thunderstorm WarningFFCCobb, DeKalb, Fulton33 min
Jun 19, 11:47 AM EDTSevere Thunderstorm WarningFFCCarroll, Paulding33 min
Jun 19, 11:50 AM EDTSevere Thunderstorm WarningFFCHall35 min
Jun 19, 11:56 AM EDTSevere Thunderstorm WarningFFCGwinnett34 min
Jun 19, 12:24 PM EDTSevere Thunderstorm WarningFFCCarroll, Douglas, Fulton36 min
Jun 19, 12:33 PM EDTSevere Thunderstorm WarningFFCBarrow, Jackson32 min
Jun 19, 12:33 PM EDTSevere Thunderstorm WarningFFCWalton32 min
Jun 19, 12:41 PM EDTSevere Thunderstorm WarningFFCCoweta34 min
Jun 19, 12:46 PM EDTSevere Thunderstorm WarningFFCHeard34 min
Jun 19, 12:49 PM EDTSevere Thunderstorm WarningFFCClayton, Fayette31 min
Jun 19, 12:55 PM EDTSevere Thunderstorm WarningFFCCoweta35 min
Jun 19, 12:59 PM EDTSevere Thunderstorm WarningFFCMadison36 min
Jun 19, 1:01 PM EDTSevere Thunderstorm WarningFFCDeKalb, Henry, Rockdale49 min
Jun 19, 1:18 PM EDTSevere Thunderstorm WarningFFCMeriwether32 min
Jun 19, 1:29 PM EDTSevere Thunderstorm WarningFFCButts, Lamar, Spalding36 min
Jun 19, 1:32 PM EDTSevere Thunderstorm WarningFFCPike33 min
Jun 19, 1:43 PM EDTSevere Thunderstorm WarningFFCMonroe32 min
Jun 19, 1:48 PM EDTSevere Thunderstorm WarningFFCGreene, Morgan, Putnam32 min
Jun 19, 1:55 PM EDTSevere Thunderstorm WarningFFCTroup35 min
Jun 19, 1:57 PM EDTSevere Thunderstorm WarningFFCUpson48 min
Jun 19, 2:02 PM EDTSevere Thunderstorm WarningFFCLamar, Pike33 min
Jun 19, 2:04 PM EDTSevere Thunderstorm WarningFFCMeriwether36 min
Jun 19, 2:08 PM EDTSevere Thunderstorm WarningFFCHancock, Taliaferro47 min
Jun 19, 2:11 PM EDTSevere Thunderstorm WarningFFCHeard34 min
Jun 19, 2:15 PM EDTSevere Thunderstorm WarningFFCBaldwin, Jones35 min
Jun 19, 2:22 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford, Monroe, Taylor48 min
Jun 19, 2:22 PM EDTSevere Thunderstorm WarningFFCTalbot48 min
Jun 19, 2:33 PM EDTSevere Thunderstorm WarningFFCGlascock, Jefferson, Warren47 min
Jun 19, 2:33 PM EDTSevere Thunderstorm WarningFFCWashington47 min
Jun 19, 2:37 PM EDTSevere Thunderstorm WarningFFCHarris33 min
Jun 19, 2:39 PM EDTSevere Thunderstorm WarningFFCTroup36 min
Jun 19, 2:48 PM EDTSevere Thunderstorm WarningFFCTwiggs, Wilkinson47 min
Jun 19, 2:55 PM EDTSevere Thunderstorm WarningFFCHouston, Peach35 min
Jun 19, 3:07 PM EDTSevere Thunderstorm WarningFFCTalbot, Taylor48 min
Jun 19, 3:11 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford34 min
Jun 19, 3:21 PM EDTSevere Thunderstorm WarningFFCBleckley, Dodge, Laurens, Pulaski64 min
Jun 19, 3:21 PM EDTSevere Thunderstorm WarningFFCJohnson64 min
Jun 19, 3:25 PM EDTSevere Thunderstorm WarningFFCMarion35 min
Jun 19, 3:35 PM EDTSevere Thunderstorm WarningFFCCrawford, Upson50 min
Jun 19, 3:41 PM EDTSevere Thunderstorm WarningFFCMacon, Taylor49 min
Jun 19, 4:00 PM EDTSevere Thunderstorm WarningFFCSchley35 min
Jun 19, 4:03 PM EDTSevere Thunderstorm WarningFFCTelfair, Wheeler67 min
Jun 19, 4:13 PM EDTSevere Thunderstorm WarningFFCMontgomery, Toombs, Treutlen62 min
Jun 19, 4:22 PM EDTSevere Thunderstorm WarningFFCMacon, Schley, Sumter48 min
Jun 19, 4:22 PM EDTSevere Thunderstorm WarningFFCWebster48 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.