Alert archive / Georgia / Severe Thunderstorm Warnings in 2002
Severe Thunderstorm Warning 101, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at May 10, 2002, 5:17 PM EDT for Gwinnett County, Georgia. It was in force for 43 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- May 10, 2002, 5:17 PM EDT (21:17 UTC)
- Expired
- May 10, 2002, 6:00 PM EDT
- In force
- 43 min
- Issued by
- NWS Atlanta, GA
- Area
- Counties, with a storm outline in the text
County Gwinnett County, GA
The radar
The Atlanta radar (KFFC), 79 km from the middle of the area, began a volume at 21:19 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, 5:37 PM EDT | Hail 0.88 | Dacula, GA | The public reported nickel 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 watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| May 10, 2:30 PM EDT | Severe Thunderstorm Watch | SPC | 5 hr |
The nearest sounding before it
Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.3 hours before the alert went out and 75 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
- 438 J/kg
- Mixed-layer CIN
- -104 J/kg
- Mixed-layer LCL
- 1138 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- 68 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000 WUUS52 KFFC 102117 SVRATL GAC135-102200- BULLETIN - EAS ACTIVATION REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 515 PM EDT FRI MAY 10 2002 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A * SEVERE THUNDERSTORM WARNING FOR... GWINNETT COUNTY IN NORTH CENTRAL GEORGIA * UNTIL 600 PM EDT * AT 514 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM 7 MILES SOUTHWEST OF LILBURN...MOVING NORTHEAST AT 20 MPH. * LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...BERKELEY LAKE...BUFORD...DACULA...DULUTH...GRAYSON...LAWRENCEVILLE... LILBURN...NORCROSS...SNELLVILLE...SUGAR HILL AND SUWANEE. HAIL TO THE SIZE OF NICKELS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN THE WARNED AREA. THIS STORM CONTAINS VERY HEAVY RAIN. EXPECT 1 TO 2 INCHES OF RAIN IN LESS THAN AN HOUR. THIS CAN CAUSE BRIEF FLOODING OF ROADS. EXCESSIVE LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS IF POSSIBLE. STAY AWAY FROM WINDOWS AND DOORS. AVOID USING TELEPHONES OR ELECTRICAL APPLIANCES. IF YOU SEE WIND DAMAGE...LARGE HAIL OR SIGNIFICANT FLOODING...WAIT UNTIL AFTER THE STORM HAS PASSED...AND THEN CALL THE NATIONAL WEATHER SERVICE TOLL FREE AT 1 8 6 6 7 6 3 4 4 6 6. LAT...LON 3394 8425 3379 8407 3393 8382 3415 8403
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 10, 2:59 PM EDT | Severe Thunderstorm Warning | FFC | Morgan, Walton | 46 min |
| May 10, 3:10 PM EDT | Severe Thunderstorm Warning | FFC | Haralson | 35 min |
| May 10, 3:11 PM EDT | Severe Thunderstorm Warning | FFC | Coweta, Heard | 34 min |
| May 10, 3:16 PM EDT | Severe Thunderstorm Warning | FFC | Oconee | 29 min |
| May 10, 3:21 PM EDT | Severe Thunderstorm Warning | FFC | Greene | 24 min |
| May 10, 3:32 PM EDT | Severe Thunderstorm Warning | FFC | Clayton | 28 min |
| May 10, 3:35 PM EDT | Severe Thunderstorm Warning | FFC | Carroll | 25 min |
| May 10, 3:42 PM EDT | Severe Thunderstorm Warning | FFC | Henry | 33 min |
| May 10, 3:46 PM EDT | Severe Thunderstorm Warning | FFC | Greene, Taliaferro | 44 min |
| May 10, 4:05 PM EDT | Severe Thunderstorm Warning | FFC | Carroll | 25 min |
| May 10, 4:13 PM EDT | Severe Thunderstorm Warning | FFC | Clayton, DeKalb | 47 min |
| May 10, 4:20 PM EDT | Severe Thunderstorm Warning | FFC | Fulton | 25 min |
| May 10, 4:23 PM EDT | Severe Thunderstorm Warning | FFC | Morgan, Putnam | 37 min |
| May 10, 4:28 PM EDT | Severe Thunderstorm Warning | FFC | Taliaferro, Warren | 32 min |
| May 10, 4:46 PM EDT | Severe Thunderstorm Warning | FFC | Henry | 29 min |
| May 10, 4:53 PM EDT | Severe Thunderstorm Warning | FFC | Fulton | 37 min |
| May 10, 5:11 PM EDT | Severe Thunderstorm Warning | FFC | DeKalb | 34 min |
| May 10, 5:54 PM EDT | Severe Thunderstorm Warning | FFC | Jackson | 26 min |
| May 10, 6:55 PM EDT | Severe Thunderstorm Warning | FFC | Banks, Hall | 35 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 2002Every severe thunderstorm warning in 2002
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.