Alert archive / Georgia / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 227, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at May 23, 1999, 5:21 PM EDT for Coweta County, Fulton County, Georgia. It was in force for 34 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
- May 23, 1999, 5:21 PM EDT (21:21 UTC)
- Expired
- May 23, 1999, 5:55 PM EDT
- In force
- 34 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
Counties Coweta County, GA, Fulton County, GA
The radar
The Atlanta radar (KFFC), 24 km from the middle of the area, began a volume at 21:21 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 |
|---|---|---|---|
| May 23, 6:00 PM EDT | Hail 1.75 | East Pt, GA | The public reported hail, ranging from dime to golfball size. |
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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 23, 1:30 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.4 hours before the alert went out and 25 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
- 299 J/kg
- Mixed-layer CIN
- -70 J/kg
- Mixed-layer LCL
- 1083 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- -39 m²/s²
- 0-3 km storm-relative helicity
- -42 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 232121 RRA SVRATL GAC077-121-232155- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 521 PM EDT SUN MAY 23 1999 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... COWETA COUNTY IN NORTHWESTERN GEORGIA SOUTH FULTON COUNTY IN NORTHWESTERN GEORGIA * UNTIL 555 PM EDT * AT 520 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER RADAR 9 MILES NORTHWEST OF MADRAS... MOVING NORTHEAST AT 30 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE... MADRAS AROUND 530 PM EDT... PALMETTO AROUND 540 PM EDT... FAIRBURN AROUND 555 PM EDT... SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH... DESTRUCTIVE HAIL AND DEADLY LIGHTNING. FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME OR BUSINESS. IF YOU SEE DAMAGE OR LARGE HAIL...CAhLL 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, May 23, 2:00 PM EDT, 3 hours 21 minutes before
GAZ005>009-012>016-019>025-027-030>038-041>050-052>060-066>071-078- 079-231930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 200 PM EDT SUN MAY 23 1999 ...STRONG THUNDERSTORMS DEVELOPING ACROSS NORTH AND CENTRAL GEORGIA... SCATTERED STRONG THUNDERSTORMS CONTINUE DEVELOPING ACROSS NORTH AND CENTRAL GEORGIA THIS AFTERNOON. THESE STORMS WILL PRODUCE VERY HEAVY RAIN...FREQUENT LIGHTNING...WIND GUSTS UP TO 40 MILES AN HOUR AND SOME HAIL. THE STRONGER STORMS WILL MOVE FROM NEAR NEWNAN... FAYETTEVILLE...JONESBORO...CONYERS AND COVINGTON TO NEAR MONROE... MADISON...MONTICELLO...WATKINSVILLE AND ATHENS THROUGH 3:30 PM. MOVE INDOORS TO AVOID DANGEROUS WEATHER CONDITIONS. DEADLY LIGHTNING...STRONG WINDS AND HAIL MAY ACCOMPANY THE STRONGER STORMS.
Special weather statement, May 23, 2:00 PM EDT, 3 hours 21 minutes before
GAZ005>009-012>016-019>025-027-030>038-041>050-052>060-066>071-078- 079-231930- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 200 PM EDT SUN MAY 23 1999 ...STRONG THUNDERSTORMS DEVELOPING ACROSS NORTH AND CENTRAL GEORGIA... SCATTERED STRONG THUNDERSTORMS CONTINUE DEVELOPING ACROSS NORTH AND CENTRAL GEORGIA THIS AFTERNOON. THESE STORMS WILL PRODUCE VERY HEAVY RAIN...FREQUENT LIGHTNING...WIND GUSTS UP TO 40 MILES AN HOUR AND SOME HAIL. THE STRONGER STORMS WILL MOVE FROM NEAR NEWNAN... FAYETTEVILLE...JONESBORO...CONYERS AND COVINGTON TO NEAR MONROE... MADISON...MONTICELLO...WATKINSVILLE AND ATHENS THROUGH 3:30 PM. MOVE INDOORS TO AVOID DANGEROUS WEATHER CONDITIONS. DEADLY LIGHTNING...STRONG WINDS AND HAIL MAY ACCOMPANY THE STRONGER STORMS.
Special weather statement, May 23, 3:30 PM EDT, 1 hour 51 minutes before
GAZ021>025-027-031>039-041>062-066>073-075-232100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 330 PM EDT SUN MAY 23 1999 ...STRONG THUNDERSTORMS CONTINUING ACROSS NORTH AND CENTRAL GEORGIA... SCATTERED STRONG THUNDERSTORMS CONTINUE ACROSS NORTH AND CENTRAL GEORGIA THIS AFTERNOON. THESE STORMS WILL PRODUCE VERY HEAVY RAIN... FREQUENT LIGHTNING...WIND GUSTS UP TO 40 MILES AN HOUR AND SOME HAIL. THE STRONGER STORMS WILL MOVE FROM NEAR HAMPTON...MONTICELLO... EATONTON...AND GREENSBORO TO NEAR ROCKDALE...COVINGTON... MADISON...WATKINSVILLE...AND LEXINGTON THROUGH 5 PM. MOVE INDOORS TO AVOID DANGEROUS WEATHER CONDITIONS. DEADLY LIGHTNING...STRONG WINDS AND HAIL MAY ACCOMPANY THE STRONGER STORMS.
Special weather statement, May 23, 3:30 PM EDT, 1 hour 51 minutes before
GAZ021>025-027-031>039-041>062-066>073-075-232100- SPECIAL WEATHER STATEMENT NATIONAL WEATHER SERVICE PEACHTREE CITY GA 330 PM EDT SUN MAY 23 1999 ...STRONG THUNDERSTORMS CONTINUING ACROSS NORTH AND CENTRAL GEORGIA... SCATTERED STRONG THUNDERSTORMS CONTINUE ACROSS NORTH AND CENTRAL GEORGIA THIS AFTERNOON. THESE STORMS WILL PRODUCE VERY HEAVY RAIN... FREQUENT LIGHTNING...WIND GUSTS UP TO 40 MILES AN HOUR AND SOME HAIL. THE STRONGER STORMS WILL MOVE FROM NEAR HAMPTON...MONTICELLO... EATONTON...AND GREENSBORO TO NEAR ROCKDALE...COVINGTON... MADISON...WATKINSVILLE...AND LEXINGTON THROUGH 5 PM. MOVE INDOORS TO AVOID DANGEROUS WEATHER CONDITIONS. DEADLY LIGHTNING...STRONG WINDS AND HAIL MAY ACCOMPANY THE STRONGER STORMS.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 22, 10:29 PM EDT | Severe Thunderstorm Warning | FFC | Emanuel, Treutlen | 36 min |
| May 23, 1:28 PM EDT | Severe Thunderstorm Warning | FFC | Henry, Rockdale | 32 min |
| May 23, 2:10 PM EDT | Severe Thunderstorm Warning | FFC | Henry | 35 min |
| May 23, 2:12 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Fayette | 33 min |
| May 23, 2:30 PM EDT | Severe Thunderstorm Warning | FFC | Newton | 35 min |
| May 23, 2:47 PM EDT | Severe Thunderstorm Warning | FFC | Wilkes | 33 min |
| May 23, 3:40 PM EDT | Severe Thunderstorm Warning | FFC | Greene | 35 min |
| May 23, 5:35 PM EDT | Severe Thunderstorm Warning | FFC | Cobb, Paulding | 50 min |
| May 23, 5:57 PM EDT | Severe Thunderstorm Warning | FFC | Fulton | 33 min |
| May 23, 6:21 PM EDT | Severe Thunderstorm Warning | FFC | DeKalb | 34 min |
| May 23, 6:24 PM EDT | Severe Thunderstorm Warning | FFC | Pike, Spalding | 36 min |
| May 23, 6:31 PM EDT | Severe Thunderstorm Warning | FFC | Henry, Rockdale | 34 min |
| May 23, 6:41 PM EDT | Severe Thunderstorm Warning | FFC | Barrow, Clarke, Oconee | 34 min |
| May 23, 6:56 PM EDT | Severe Thunderstorm Warning | FFC | Butts, Jasper, Newton | 34 min |
| May 23, 7:09 PM EDT | Severe Thunderstorm Warning | FFC | Gilmer, Gordon, Murray, Pickens | 46 min |
| May 23, 7:09 PM EDT | Severe Thunderstorm Warning | FFC | Dawson | 46 min |
| May 23, 7:30 PM EDT | Severe Thunderstorm Warning | FFC | Morgan | 50 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; radar from the NEXRAD Level II archive.