Alert archive / Georgia / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 467, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Jul 6, 1999, 8:13 PM EDT for Heard County, Georgia. It was in force for 32 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
- Jul 6, 1999, 8:13 PM EDT (00:13 UTC)
- Expired
- Jul 6, 1999, 8:45 PM EDT
- In force
- 32 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Heard County, GA
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 6, 8:18 PM EDT | Thunderstorm Wind | Franklin, GA | The public and Heard county 911 reported that thunderstorm winds knocked trees down along highway 34 both east and west of Franklin. |
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, 0.2 hours before the alert went out and 59 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
- 109 J/kg
- Mixed-layer CIN
- -203 J/kg
- Mixed-layer LCL
- 1597 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -18 m²/s²
- 0-3 km storm-relative helicity
- -7 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
902 WUUS1 KATL 070013 RRA SVRATL GAC149-070045- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 813 PM EDT TUE JUL 6 1999 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... HEARD COUNTY IN NORTHWESTERN GEORGIA * UNTIL 845 PM EDT * AT 812 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER RADAR 4 MILES NORTHEAST OF TEXAS... MOVING SOUTH AT 5 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE... TEXAS AROUND 845 PM EDT... DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. IF YOU SEE DAMAGE OR LARGE HAIL...CALL THE NATIONAL WEATHER SERVICE AT 770-486-1133 AT EXTENSION 2 0 4.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 6, 8:12 PM EDT | Severe Thunderstorm Warning | FFC | Crisp, Wilcox | 33 min |
| Jul 6, 8:46 PM EDT | Flash Flood Warning | FFC | Heard | 3 hr |
| Jul 7, 3:58 PM EDT | Severe Thunderstorm Warning | FFC | Fannin | 32 min |
| Jul 7, 5:38 PM EDT | Severe Thunderstorm Warning | FFC | Haralson | 32 min |
| Jul 7, 5:52 PM EDT | Severe Thunderstorm Warning | FFC | Forsyth | 33 min |
| Jul 7, 6:02 PM EDT | Severe Thunderstorm Warning | FFC | Douglas, Paulding | 33 min |
| Jul 7, 6:09 PM EDT | Severe Thunderstorm Warning | FFC | Cobb | 31 min |
| Jul 7, 7:27 PM EDT | Severe Thunderstorm Warning | FFC | Heard | 33 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 1999Every severe thunderstorm warning in 1999
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.