Alert archive / Georgia / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 60, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 15, 1999, 6:23 AM EDT for Barrow County, Jackson County, Georgia. It was in force for 32 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
- Apr 15, 1999, 6:23 AM EDT (10:23 UTC)
- Expired
- Apr 15, 1999, 6:55 AM EDT
- In force
- 32 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Barrow County, GA, Jackson County, GA
The radar
The Atlanta radar (KFFC), 116 km from the middle of the area, began a volume at 10:26 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.
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 10.4 hours before the alert went out and 111 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 2381 m above ground
- 0-6 km bulk shear
- 57 kt
- 0-1 km storm-relative helicity
- 173 m²/s²
- 0-3 km storm-relative helicity
- 463 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 151023 RRA SVRATL GAC013-157-151055- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 623 AM EDT THU APR 15 1999 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... BARROW COUNTY IN NORTHEASTERN GEORGIA JACKSON COUNTY IN NORTHEASTERN GEORGIA * UNTIL 655 AM EDT * AT 621 AM EDT... PUBLIC REPORTED SEVERE WEATHER 14 MILES SOUTH OF ARCADE... MOVING NORTHEAST AT 55 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE... ARCADE AROUND 635 AM EDT... JEFFERSON AROUND 635 AM EDT... CENTER AROUND 635 AM EDT... APPLE VALLEY AROUND 640 AM EDT... COMMERCE AROUND 645 AM 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 NATIO NAL WEATHER SERVICE AT 770-486-1133 AT EXTENSION 2 0 4. KM
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
In the hours before
Special weather statement, Apr 15, 5:56 AM EDT, 27 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086- 091>098-103>113-151500- NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 556 AM EDT THU APR 15 1999 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS NORTH AND CENTRAL GEORGIA TODAY. A COLD FRONT TO THE WEST OF GEORGIA WILL ENTER THE STATE LATE THIS AFTERNOON. SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG AND AHEAD OF THIS FRONT. SOME OF THE STORMS COULD BE SEVERE WITH DAMAGING WINDS AND LARGE HAIL. SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD MONITOR WEATHER DEVELOPMENTS AND BE READY FOR POSSIBLE ACTIVATION THIS AFTERNOON.
Special weather statement, Apr 15, 5:56 AM EDT, 27 minutes before
GAZ001>009-011>016-019>025-027-030>039-041>062-066>076-078>086- 091>098-103>113-151500- NORTH AND CENTRAL GEORGIA THUNDERSTORM OUTLOOK NATIONAL WEATHER SERVICE PEACHTREE CITY GA 556 AM EDT THU APR 15 1999 THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS ACROSS NORTH AND CENTRAL GEORGIA TODAY. A COLD FRONT TO THE WEST OF GEORGIA WILL ENTER THE STATE LATE THIS AFTERNOON. SCATTERED THUNDERSTORMS ARE EXPECTED TO DEVELOP ALONG AND AHEAD OF THIS FRONT. SOME OF THE STORMS COULD BE SEVERE WITH DAMAGING WINDS AND LARGE HAIL. SPOTTER GROUPS AND EMERGENCY MANAGEMENT PERSONNEL SHOULD MONITOR WEATHER DEVELOPMENTS AND BE READY FOR POSSIBLE ACTIVATION THIS AFTERNOON.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 15, 7:55 AM EDT | Tornado Warning | FFC | Marion, Webster | 50 min |
| Apr 15, 8:15 AM EDT | Severe Thunderstorm Warning | FFC | Macon, Schley, Taylor | 45 min |
| Apr 15, 9:09 AM EDT | Tornado Warning | FFC | Webster | 31 min |
| Apr 15, 9:44 AM EDT | Tornado Warning | FFC | Sumter | 36 min |
| Apr 15, 10:10 AM EDT | Tornado Warning | FFC | Dooly | 35 min |
| Apr 15, 10:48 AM EDT | Tornado Warning | FFC | Pulaski, Wilcox | 32 min |
| Apr 15, 11:03 AM EDT | Severe Thunderstorm Warning | FFC | Dodge | 32 min |
| Apr 15, 12:00 PM EDT | Severe Thunderstorm Warning | FFC | Laurens, Treutlen | 35 min |
| Apr 15, 12:22 PM EDT | Severe Thunderstorm Warning | FFC | Montgomery | 18 min |
| Apr 15, 12:39 PM EDT | Tornado Warning | FFC | Emanuel, Toombs | 21 min |
| Apr 15, 1:12 PM EDT | Tornado Warning | FFC | Dodge | 33 min |
| Apr 15, 1:36 PM EDT | Severe Thunderstorm Warning | FFC | Laurens | 29 min |
| Apr 15, 1:59 PM EDT | Severe Thunderstorm Warning | FFC | Montgomery, Treutlen | 31 min |
| Apr 15, 2:27 PM EDT | Severe Thunderstorm Warning | FFC | Emanuel | 18 min |
| Apr 15, 4:40 PM EDT | Severe Thunderstorm Warning | FFC | Glascock, Warren | 30 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.