Alert archive / Georgia / Severe Thunderstorm Warnings in 1998
Severe Thunderstorm Warning 916, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Aug 8, 1998, 9:06 PM EDT for Cobb County, Georgia. It was in force for 49 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 8, 1998, 9:06 PM EDT (01:06 UTC)
- Expired
- Aug 8, 1998, 9:55 PM EDT
- In force
- 49 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 01:08 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
| Time | Report | Where | Remark |
|---|---|---|---|
| Aug 8, 9:12 PM EDT | Hail 1.75 | Austell, GA | Numerous public reports indicated hail ranged from dime to quarter size. One report was of golf ball size hailstones. |
| Aug 8, 9:15 PM EDT | Thunderstorm Wind | Austell, GA | A severe thunderstorm caused damage from near Austell to Marietta. Trees were uprooted or snapped off, falling on houses, vehicles, and power lines. One man was pinned for 3 hours by a tree that crashed through his home's roof. He sustained injuries but nothin |
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 00:00Z, 1.1 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.
- Mixed-layer CAPE
- 1698 J/kg
- Mixed-layer CIN
- -1 J/kg
- Mixed-layer LCL
- 1057 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- 50 m²/s²
- 0-3 km storm-relative helicity
- 127 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 TTAA00 KATL 090106 SVRATL GAC067-090155- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 906 PM EDT SAT AUG 8 1998 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... COBB COUNTY IN NORTHWESTERN GEORGIA * UNTIL 955 PM EDT * AT 905 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER RADAR IN THE VICINITY OF AUSTELL MOVING NORTH AT 15 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE... SMYRNA AROUND 910 PM EDT POWDER SPRINGS AROUND 915 PM EDT MARIETTA AROUND 930 PM EDT KENNESAW AROUND 950 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 T|HE 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. DN/MR
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 8, 8:53 PM EDT | Severe Thunderstorm Warning | FFC | Carroll | 32 min |
| Aug 8, 9:24 PM EDT | Severe Thunderstorm Warning | FFC | Paulding | 51 min |
| Aug 8, 9:33 PM EDT | Severe Thunderstorm Warning | FFC | Cherokee | 47 min |
| Aug 8, 9:45 PM EDT | Severe Thunderstorm Warning | FFC | Bartow | 50 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.