Alert archive / Georgia / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 237, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at May 23, 1999, 7:30 PM EDT for Morgan County, Georgia. It was in force for 50 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
- May 23, 1999, 7:30 PM EDT (23:30 UTC)
- Expired
- May 23, 1999, 8:20 PM EDT
- In force
- 50 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Morgan County, GA
The radar
The Robins AFB radar (KJGX), 103 km from the middle of the area, began a volume at 23:33 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 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, 11.5 hours before the alert went out and 97 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 232330 RRA SVRATL GAC211-240020- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 730 PM EDT SUN MAY 23 1999 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... MORGAN COUNTY IN NORTHEASTERN GEORGIA * UNTIL 820 PM EDT * AT 729 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER RADAR 9 MILES WEST OF GODFREY... MOVING EAST AT 30 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE... GODFREY AROUND 740 PM EDT... MADISON AROUND 755 PM EDT... APALACHEE AROUND 800 PM EDT... BUCKHEAD AROUND 805 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.
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, 5 hours 30 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, 5 hours 30 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, 4 hours 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, 4 hours 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, 5:21 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Fulton | 34 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 |
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.