Alert archive / Georgia / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 227, NWS Atlanta, GA

April 17, 1998Wilkinson County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Apr 17, 1998, 7:05 PM EDT for Wilkinson County, Georgia. It was in force for 35 min. 1 report 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
Apr 17, 1998, 7:05 PM EDT (23:05 UTC)
Expired
Apr 17, 1998, 7:40 PM EDT
In force
35 min
Issued by
NWS Atlanta, GA
Area
Whole counties

County Wilkinson County, GA

What was reported inside it

TimeReportWhereRemark
Apr 17, 7:10 PM EDTHail 0.75Gordon, GA

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, 11.1 hours before the alert went out and 139 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 1998-04-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1255 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 1998-04-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 165 square meters per square second.1939587897117Sfc1 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
1255 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
526 m above ground
0-6 km bulk shear
54 kt
0-1 km storm-relative helicity
165 m²/s²
0-3 km storm-relative helicity
227 m²/s²
Significant tornado parameter
1.8
Supercell composite
6.5

Open this sounding in Storm Lab

The text

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

673 
WUUS1 KATL 172306 RRA
SVRATL
GAC319-172340-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
705 PM EDT FRI APR 17 1998

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

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

* UNTIL 740 PM EDT

* SOME LOCATIONS IN THE PATH OF THIS STORM ARE...
   IVEY                        AROUND 705 PM EDT
   MCINTYRE                    AROUND 715 PM EDT
   IRWINTON                    AROUND 715 PM EDT
   TOOMSBORO                   AROUND 720 PM EDT

* AT 702 PM EDT...  7 MILES SOUTH OF IVEY... A SEVERE THUNDERSTORM
  WAS INDICATED BY DOPPLER RADAR... MOVING EAST 30 MPH.



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.

GLB/PAH

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 16, 10:47 PM EDTSevere Thunderstorm WarningFFCDade33 min
Apr 16, 11:03 PM EDTSevere Thunderstorm WarningFFCCatoosa, Walker32 min
Apr 16, 11:20 PM EDTTornado WarningFFCCatoosa, Walker35 min
Apr 16, 11:33 PM EDTTornado WarningFFCChattooga, Floyd32 min
Apr 16, 11:57 PM EDTTornado WarningFFCFloyd18 min
Apr 17, 12:13 AM EDTTornado WarningFFCBartow47 min
Apr 17, 12:41 AM EDTTornado WarningFFCCherokee, Pickens49 min
Apr 17, 12:53 AM EDTSevere Thunderstorm WarningFFCFannin, Union32 min
Apr 17, 1:04 AM EDTTornado WarningFFCDawson, Lumpkin51 min
Apr 17, 1:24 AM EDTSevere Thunderstorm WarningFFCGordon, Pickens46 min
Apr 17, 1:32 AM EDTSevere Thunderstorm WarningFFCHall33 min
Apr 17, 1:54 AM EDTSevere Thunderstorm WarningFFCDawson, Lumpkin31 min
Apr 17, 2:07 AM EDTSevere Thunderstorm WarningFFCHall, White48 min
Apr 17, 3:02 AM EDTTornado WarningFFCCherokee, Pickens33 min
Apr 17, 3:22 AM EDTFlash Flood WarningFFCLumpkin, White4 hr
Apr 17, 3:22 AM EDTFlash Flood WarningFFCDawson4 hr
Apr 17, 5:16 AM EDTSevere Thunderstorm WarningFFCCherokee, Forsyth34 min
Apr 17, 7:25 AM EDTSevere Thunderstorm WarningFFCMarion, Schley35 min
Apr 17, 7:49 AM EDTSevere Thunderstorm WarningFFCMacon36 min
Apr 17, 7:59 AM EDTSevere Thunderstorm WarningFFCSchley21 min
Apr 17, 8:20 AM EDTSevere Thunderstorm WarningFFCHouston, Peach35 min
Apr 17, 8:34 AM EDTSevere Thunderstorm WarningFFCBleckley, Twiggs36 min
Apr 17, 8:47 AM EDTSevere Thunderstorm WarningFFCWilkinson33 min
Apr 17, 4:23 PM EDTSevere Thunderstorm WarningFFCMarion32 min
Apr 17, 5:16 PM EDTSevere Thunderstorm WarningFFCBibb, Jones34 min
Apr 17, 5:22 PM EDTSevere Thunderstorm WarningFFCMacon, Marion, Schley48 min
Apr 17, 6:11 PM EDTSevere Thunderstorm WarningFFCHouston, Macon34 min
Apr 17, 6:17 PM EDTSevere Thunderstorm WarningFFCBibb, Crawford33 min
Apr 17, 6:24 PM EDTSevere Thunderstorm WarningFFCSchley36 min
Apr 17, 6:55 PM EDTSevere Thunderstorm WarningFFCBibb, Twiggs45 min
Apr 17, 7:36 PM EDTSevere Thunderstorm WarningFFCWashington49 min
Apr 17, 7:42 PM EDTSevere Thunderstorm WarningFFCWilkinson18 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.