Alert archive / Georgia / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 91, NWS Atlanta, GA

May 10, 2002Henry County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 10, 2002, 3:42 PM EDT for Henry County, Georgia. It was in force for 33 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, 3:42 PM EDT (19:42 UTC)
Expired
May 10, 2002, 4:15 PM EDT
In force
33 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Henry County, GA

The radar

The Atlanta radar (KFFC), 35 km from the middle of the area, began a volume at 19:44 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

TimeReportWhereRemark
May 10, 4:20 PM EDTHail 0.88Mc Donough, GAThe 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.

IssuedProductOfficeLasted
May 10, 2:30 PM EDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 7.7 hours before the alert went out and 29 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.

Skew-T log-pSkew-T log-p diagram, Peachtre/Fal Fld, GA at 12:00Z on 2002-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 438 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 12:00Z on 2002-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 68 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
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

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
WUUS52 KFFC 101942
SVRATL
GAC151-102015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
342 PM EDT FRI MAY 10 2002

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HENRY COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 415 PM EDT

* AT 339 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES SOUTHWEST OF STOCKBRIDGE...MOVING EAST
  AT 20 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...
BLACKSVILLE...MCDONOUGH AND STOCKBRIDGE.

HAIL TO THE SIZE OF QUARTERS AND WIND GUSTS TO 60 MPH CAN BE EXPECTED IN
THE WARNED AREA.

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 3355 8425 3337 8429 3335 8412 3354 8413

The office that day

Everything else NWS Atlanta, GA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 10, 2:59 PM EDTSevere Thunderstorm WarningFFCMorgan, Walton46 min
May 10, 3:10 PM EDTSevere Thunderstorm WarningFFCHaralson35 min
May 10, 3:11 PM EDTSevere Thunderstorm WarningFFCCoweta, Heard34 min
May 10, 3:16 PM EDTSevere Thunderstorm WarningFFCOconee29 min
May 10, 3:21 PM EDTSevere Thunderstorm WarningFFCGreene24 min
May 10, 3:32 PM EDTSevere Thunderstorm WarningFFCClayton28 min
May 10, 3:35 PM EDTSevere Thunderstorm WarningFFCCarroll25 min
May 10, 3:46 PM EDTSevere Thunderstorm WarningFFCGreene, Taliaferro44 min
May 10, 4:05 PM EDTSevere Thunderstorm WarningFFCCarroll25 min
May 10, 4:13 PM EDTSevere Thunderstorm WarningFFCClayton, DeKalb47 min
May 10, 4:20 PM EDTSevere Thunderstorm WarningFFCFulton25 min
May 10, 4:23 PM EDTSevere Thunderstorm WarningFFCMorgan, Putnam37 min
May 10, 4:28 PM EDTSevere Thunderstorm WarningFFCTaliaferro, Warren32 min
May 10, 4:46 PM EDTSevere Thunderstorm WarningFFCHenry29 min
May 10, 4:53 PM EDTSevere Thunderstorm WarningFFCFulton37 min
May 10, 5:11 PM EDTSevere Thunderstorm WarningFFCDeKalb34 min
May 10, 5:17 PM EDTSevere Thunderstorm WarningFFCGwinnett43 min
May 10, 5:54 PM EDTSevere Thunderstorm WarningFFCJackson26 min
May 10, 6:55 PM EDTSevere Thunderstorm WarningFFCBanks, Hall35 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.