Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 303, NWS Atlanta, GA

May 1, 1998Clayton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 1, 1998, 12:42 AM EDT for Clayton County, Georgia. It was in force for 33 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
May 1, 1998, 12:42 AM EDT (04:42 UTC)
Expired
May 1, 1998, 1:15 AM EDT
In force
33 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Clayton County, GA

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 4.7 hours before the alert went out and 23 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 1998-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 162 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 1998-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 17 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
162 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
517 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
17 m²/s²
0-3 km storm-relative helicity
45 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.

903 
WUUS1 KATL 010444 RRA
SVRATL
GAC063-010515-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
1242 AM EDT FRI MAY 1 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

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

* UNTIL 115 AM EDT

* AT 1240 AM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER
  RADAR  3 MILES WEST OF LOVEJOY MOVING NORTHEAST AT 25 MPH.

* SOME LOCATIONS IN THE PATH OF THIS STORM ARE...
   LOVEJOY                     AROUND 1245 AM EDT
   JONESBORO                   AROUND 1255 AM EDT
   MORROW                      AROUND 105 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 8:00 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford50 min
Apr 30, 8:07 PM EDTSevere Thunderstorm WarningFFCMontgomery, Toombs48 min
Apr 30, 9:40 PM EDTSevere Thunderstorm WarningFFCMarion, Webster45 min
Apr 30, 10:14 PM EDTSevere Thunderstorm WarningFFCMeriwether51 min
Apr 30, 11:10 PM EDTSevere Thunderstorm WarningFFCMeriwether50 min
Apr 30, 11:22 PM EDTSevere Thunderstorm WarningFFCFayette33 min
Apr 30, 11:45 PM EDTSevere Thunderstorm WarningFFCLumpkin50 min
May 1, 12:06 AM EDTSevere Thunderstorm WarningFFCUpson34 min
May 1, 12:11 AM EDTSevere Thunderstorm WarningFFCSpalding34 min
May 1, 12:32 AM EDTSevere Thunderstorm WarningFFCFayette18 min
May 1, 12:39 AM EDTSevere Thunderstorm WarningFFCHenry36 min
May 1, 1:00 AM EDTSevere Thunderstorm WarningFFCDouglas20 min
May 1, 1:53 AM EDTSevere Thunderstorm WarningFFCDeKalb, Fulton32 min
May 1, 2:36 AM EDTSevere Thunderstorm WarningFFCForsyth, Hall49 min
May 1, 3:01 AM EDTSevere Thunderstorm WarningFFCJackson34 min
May 1, 3:25 AM EDTSevere Thunderstorm WarningFFCHall35 min
May 1, 3:38 AM EDTSevere Thunderstorm WarningFFCBanks32 min
May 1, 3:50 AM EDTSevere Thunderstorm WarningFFCWilkinson35 min
May 1, 4:17 AM EDTSevere Thunderstorm WarningFFCBaldwin33 min
May 1, 4:37 AM EDTSevere Thunderstorm WarningFFCHancock48 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.