Alert archive / Georgia / Severe Thunderstorm Warnings in 1997
Severe Thunderstorm Warning 441, NWS Atlanta, GA
NWS Atlanta, GA issued this severe thunderstorm warning at Aug 17, 1997, 5:19 PM EDT for Clarke County, Georgia. It was in force for 26 min. 2 reports 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
- Aug 17, 1997, 5:19 PM EDT (21:19 UTC)
- Expired
- Aug 17, 1997, 5:45 PM EDT
- In force
- 26 min
- Issued by
- NWS Atlanta, GA
- Area
- Whole counties
County Clarke County, GA
The radar
The Atlanta radar (KFFC), 129 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 |
|---|---|---|---|
| Aug 17, 5:23 PM EDT | Hail 1 | Athens, GA | Several public reports of dime to quarter size hail were received. |
| Aug 17, 5:30 PM EDT | Thunderstorm Wind | Athens Muni Arpt, GA | Severe thunderstorm winds knocked two hanger doors down. Two or three aircraft were damaged.The winds were reported by the weather observer as having been strong enough to move an old Radome like structure. |
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, 9.3 hours before the alert went out and 123 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
- 2630 J/kg
- Mixed-layer CIN
- -40 J/kg
- Mixed-layer LCL
- 669 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- -32 m²/s²
- 0-3 km storm-relative helicity
- 19 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 172114 RRA SVRATL GAC059-172145- BULLETIN - IMMEDIATE BROADCAST REQUESTED SEVERE THUNDERSTORM WARNING NATIONAL WEATHER SERVICE PEACHTREE CITY GA 519 PM EDT SUN AUG 17 1997 THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 545 PM EDT FOR PEOPLE IN THE FOLLOWING LOCATION... IN NORTHEAST GEORGIA ...CLARKE COUNTY AT 515 PM EDT RADAR INDICATED A SEVERE THUNDERSTORM OVER ATHENS. MOVEMENT WAS EAST AT 20 MPH. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY FROM WINDOWS UNTIL THE STORM HAS PASSED. BOATERS, GOLFERS, AND OTHERS INVOLVED IN OUTSIDE ACTIVITIES SHOULD SEEK SHELTER IMMEDIATELY. IF YOU EXPERIENCE STORM DAMAGE TO STRUCTURES OR TREES...OR HAIL THE SIZE OF DIMES OR LARGER...PLEASE REPORT IT TO THE NATIONAL WEATHER SERVICE BY CALLING 770-486-8535.
The office that day
Everything else NWS Atlanta, GA issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 8:12 PM EDT | Severe Thunderstorm Warning | FFC | Houston, Twiggs | 33 min |
| Aug 17, 6:38 PM EDT | Severe Thunderstorm Warning | FFC | Taliaferro, Wilkes | 52 min |
Nearby
Severe Thunderstorm Warnings in Georgia, 1997Every severe thunderstorm warning in 1997
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.