Alert archive / Georgia / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 61, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Apr 15, 1999, 8:15 AM EDT for Macon County, Schley County, Taylor County, Georgia. It was in force for 45 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, 8:15 AM EDT (12:15 UTC)
- Expired
- Apr 15, 1999, 9:00 AM EDT
- In force
- 45 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Macon County, GA, Schley County, GA, Taylor County, GA
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 15, 7:30 AM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 0.3 hours before the alert went out and 112 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
- 2 J/kg
- Mixed-layer CIN
- -98 J/kg
- Mixed-layer LCL
- 481 m above ground
- 0-6 km bulk shear
- 58 kt
- 0-1 km storm-relative helicity
- 401 m²/s²
- 0-3 km storm-relative helicity
- 630 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 151215 RRA SVRATL GAC193-249-269-151300- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 815 AM EDT THU APR 15 1999 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MACON COUNTY IN WEST CENTRAL GEORGIA SCHLEY COUNTY IN WEST CENTRAL GEORGIA TAYLOR COUNTY IN WEST CENTRAL GEORGIA * UNTIL 900 AM EDT * AT 812 AM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER RADAR 15 MILES WEST OF IDEAL... MOVING EAST AT 50 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE... OGLETHORPE AROUND 830 AM EDT... MONTEZUMA AROUND 835 AM EDT... REYNOLDS AROUND 835 AM EDT... MARSHALLVILLE AROUND 840 AM EDT... A TORNADO WATCH IS ALSO IN EFFECT IN OR NEAR THE WARNED AREA. SEVERE THUNDERSTORMS OCCASIONALLY PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING. BE ALERT...BUT REMAIN CALM. IF YOU SEE DAMAGE OR LARGE HAIL...CALL THE NATIONAL WEATHER SERVICE AT 770-486-1133 AT EXTENSION 2 0 4.
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, 2 hours 19 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, 2 hours 19 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, 6:23 AM EDT | Severe Thunderstorm Warning | FFC | Barrow, Jackson | 32 min |
| Apr 15, 7:55 AM EDT | Tornado Warning | FFC | Marion, Webster | 50 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.