Alert archive / Georgia / Severe Thunderstorm Warnings in 1999
Severe Thunderstorm Warning 153, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at May 10, 1999, 7:55 PM EDT for Washington County, Georgia. It was in force for 20 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 10, 1999, 7:55 PM EDT (23:55 UTC)
- Expired
- May 10, 1999, 8:15 PM EDT
- In force
- 20 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Washington County, GA
The radar
The Robins AFB radar (KJGX), 61 km from the middle of the area, began a volume at 23:57 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 10, 8:10 PM EDT | Hail 1 | Sandersville, GA | Washington county 911 reported quarter size hail. |
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 12:00Z, 11.9 hours before the alert went out and 165 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
- 1653 m above ground
- 0-6 km bulk shear
- 10 kt
- 0-1 km storm-relative helicity
- -69 m²/s²
- 0-3 km storm-relative helicity
- -32 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
999 WUUS1 KATL 102356 RRA SVRATL GAC303-110015- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 755 PM EDT MON MAY 10 1999 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... SOUTHERN WASHINGTON COUNTY IN EAST CENTRAL GEORGIA * UNTIL 815 PM EDT * AT 753 PM EDT... A SEVERE THUNDERSTORM WAS INDICATED BY DOPPLER RADAR 4 MILES NORTH OF HARRISON... MOVING WEST AT 5 MPH. * SOME LOCATIONS IN OR NEAR THE PATH OF THIS STORM ARE... HARRISON AROUND 810 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
Local storm report, May 10, 6:00 PM EDT, 1 hour 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
600 PM EDT MON MAY 10 1999
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
455 PM CEDAR GROVE GA 0.75 INCH HAIL
05/10/99 LAURENS MILK DELIVERY MAN REPORTED
DIME SIZE HAIL AT
INTERSECTION OF HIGHWAYS
46 AND 126.Local storm report, May 10, 6:00 PM EDT, 1 hour 55 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
600 PM EDT MON MAY 10 1999
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
455 PM CEDAR GROVE GA 0.75 INCH HAIL
05/10/99 LAURENS MILK DELIVERY MAN REPORTED
DIME SIZE HAIL AT
INTERSECTION OF HIGHWAYS
46 AND 126.Local storm report, May 10, 6:43 PM EDT, 1 hour 12 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
600 PM EDT MON MAY 10 1999
TIME(EDT) .....CITY LOCATION.....STATE ...EVENT/REMARKS...
....COUNTY LOCATION....
455 PM CEDAR GROVE GA 0.75 INCH HAIL
05/10/99 LAURENS MILK DELIVERY MAN REPORTED
DIME SIZE HAIL AT
INTERSECTION OF HIGHWAYS
46 AND 126.
620 PM MINTER (13 ESE DUBLIN) GA 0.75 INCH HAIL
05/10/99 LAURENS SEVERAL REPORTS OF DIME SIZE
HAILThe office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 4:45 AM EDT | Severe Thunderstorm Warning | FFC | Dodge, Laurens | 15 min |
| May 10, 4:45 PM EDT | Severe Thunderstorm Warning | FFC | Dodge, Laurens | 15 min |
| May 10, 6:05 PM EDT | Severe Thunderstorm Warning | FFC | Bleckley | 20 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.