Alert archive / Georgia / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 939, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Aug 18, 1998, 5:26 PM EDT for Glascock County, Jefferson County, Washington County, Georgia. It was in force for 34 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
- Aug 18, 1998, 5:26 PM EDT (21:26 UTC)
- Expired
- Aug 18, 1998, 6:00 PM EDT
- In force
- 34 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Glascock County, GA, Jefferson County, GA, Washington County, GA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 18, 5:40 PM EDT | Hail 0.75 | Gibson, GA | |
| Aug 18, 5:40 PM EDT | Thunderstorm Wind | Warthen, GA | The public reported several trees blown down. |
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, 9.4 hours before the alert went out and 179 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.
- 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
The text
As transmitted, in the capitals the NWS used until 2016.
210 WUUS1 KATL 182127 RRA SVRATL GAC125-163-303-182200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 526 PM EDT TUE AUG 18 1998 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... GLASCOCK COUNTY IN EAST CENTRAL GEORGIA JEFFERSON COUNTY IN EAST CENTRAL GEORGIA WASHINGTON COUNTY IN EAST CENTRAL GEORGIA * UNTIL 600 PM EDT * AT 524 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER RADAR 19 MILES NORTHWEST OF LOUISVILLE OR 10 MILES NORTHEAST OF SANDERSVILLE MOVING EAST AT 5 MPH. 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. 15/PAH
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 18, 2:11 PM EDT | Severe Thunderstorm Warning | FFC | Spalding | 34 min |
| Aug 18, 2:23 PM EDT | Severe Thunderstorm Warning | FFC | Butts | 32 min |
| Aug 18, 2:38 PM EDT | Severe Thunderstorm Warning | FFC | Monroe | 32 min |
| Aug 18, 3:02 PM EDT | Severe Thunderstorm Warning | FFC | Jasper | 33 min |
| Aug 18, 3:07 PM EDT | Severe Thunderstorm Warning | FFC | Crawford | 33 min |
| Aug 18, 3:11 PM EDT | Severe Thunderstorm Warning | FFC | Coweta | 34 min |
| Aug 18, 3:27 PM EDT | Severe Thunderstorm Warning | FFC | Putnam | 33 min |
| Aug 18, 3:31 PM EDT | Severe Thunderstorm Warning | FFC | Jones | 34 min |
| Aug 18, 3:54 PM EDT | Severe Thunderstorm Warning | FFC | Fulton | 36 min |
| Aug 18, 3:59 PM EDT | Severe Thunderstorm Warning | FFC | Baldwin | 36 min |
| Aug 18, 4:05 PM EDT | Severe Thunderstorm Warning | FFC | Peach | 20 min |
| Aug 18, 4:07 PM EDT | Severe Thunderstorm Warning | FFC | Carroll | 33 min |
| Aug 18, 4:11 PM EDT | Severe Thunderstorm Warning | FFC | Jones | 34 min |
| Aug 18, 4:22 PM EDT | Severe Thunderstorm Warning | FFC | Greene | 33 min |
| Aug 18, 4:50 PM EDT | Flash Flood Warning | FFC | Greene | 90 min |
| Aug 18, 4:52 PM EDT | Severe Thunderstorm Warning | FFC | Jefferson | 33 min |
| Aug 18, 5:28 PM EDT | Severe Thunderstorm Warning | FFC | Emanuel | 22 min |
| Aug 18, 6:10 PM EDT | Severe Thunderstorm Warning | FFC | Telfair, Wilcox | 35 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.