Alert archive / Georgia / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 367, NWS Atlanta, GA

November 11, 2002Cobb County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Nov 11, 2002, 3:07 AM EST for Cobb County, Georgia. It was in force for 23 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Nov 11, 2002, 3:07 AM EST (08:07 UTC)
Expired
Nov 11, 2002, 3:30 AM EST
In force
23 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

County Cobb County, GA

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Nov 10, 11:05 PM ESTTornado WatchSPC6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 8.1 hours before the alert went out and 64 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 00:00Z on 2002-11-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1907 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Peachtre/Fal Fld, GA at 00:00Z on 2002-11-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 287 square meters per square second.1939587897Sfc1 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
1907 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
713 m above ground
0-6 km bulk shear
57 kt
0-1 km storm-relative helicity
287 m²/s²
0-3 km storm-relative helicity
332 m²/s²
Significant tornado parameter
3.3
Supercell composite
11.5

Open this sounding in Storm Lab

The text

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

632 
WUUS52 KFFC 110807
SVRATL
GAC067-110830-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
307 AM EST MON NOV 11 2002

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

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

* UNTIL 330 AM EST

* AT 301 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER POWDER SPRINGS...MOVING EAST AT 50 MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...FAIR OAKS...
  MARIETTA...POWDER SPRINGS AND SMYRNA.

A TORNADO WATCH IS IN EFFECT FOR THE WARNED AREA. SEVERE
THUNDERSTORMS CAN PRODUCE TORNADOES SUDDENLY. BE ALERT FOR RAPIDLY
CHANGING WEATHER CONDITIONS AND BE PREPARED TO ACT QUICKLY.

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 3396 8472 3382 8471 3386 8445 3408 8442

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 10, 10:42 PM ESTTornado WarningFFCDade48 min
Nov 10, 11:06 PM ESTTornado WarningFFCWalker39 min
Nov 10, 11:20 PM ESTSevere Thunderstorm WarningFFCCatoosa40 min
Nov 11, 12:32 AM ESTTornado WarningFFCFloyd43 min
Nov 11, 12:35 AM ESTTornado WarningFFCFloyd85 min
Nov 11, 12:46 AM ESTSevere Thunderstorm WarningFFCPolk44 min
Nov 11, 12:56 AM ESTSevere Thunderstorm WarningFFCHarris34 min
Nov 11, 1:23 AM ESTSevere Thunderstorm WarningFFCBartow37 min
Nov 11, 1:27 AM ESTTornado WarningFFCBartow48 min
Nov 11, 1:44 AM ESTTornado WarningFFCPolk46 min
Nov 11, 1:48 AM ESTSevere Thunderstorm WarningFFCHaralson27 min
Nov 11, 1:50 AM ESTSevere Thunderstorm WarningFFCCherokee, Pickens40 min
Nov 11, 1:58 AM ESTTornado WarningFFCPaulding47 min
Nov 11, 2:11 AM ESTTornado WarningFFCBartow64 min
Nov 11, 2:12 AM ESTSevere Thunderstorm WarningFFCDawson, Lumpkin48 min
Nov 11, 2:15 AM ESTSevere Thunderstorm WarningFFCHaralson, Paulding60 min
Nov 11, 2:23 AM ESTTornado WarningFFCCherokee, Cobb52 min
Nov 11, 2:37 AM ESTTornado WarningFFCLumpkin, White53 min
Nov 11, 2:48 AM ESTSevere Thunderstorm WarningFFCForsyth, Fulton27 min
Nov 11, 2:54 AM ESTTornado WarningFFCForsyth, Fulton96 min
Nov 11, 3:06 AM ESTSevere Thunderstorm WarningFFCPike24 min
Nov 11, 3:17 AM ESTSevere Thunderstorm WarningFFCHall43 min
Nov 11, 3:28 AM ESTSevere Thunderstorm WarningFFCForsyth, Fulton, Gwinnett32 min
Nov 11, 4:03 AM ESTSevere Thunderstorm WarningFFCHeard27 min
Nov 11, 4:05 AM ESTTornado WarningFFCJasper55 min
Nov 11, 4:07 AM ESTSevere Thunderstorm WarningFFCBanks38 min
Nov 11, 4:12 AM ESTTornado WarningFFCMorgan63 min
Nov 11, 4:41 AM ESTTornado WarningFFCJasper34 min
Nov 11, 4:42 AM ESTTornado WarningFFCButts, Henry, Newton33 min
Nov 11, 4:49 AM ESTTornado WarningFFCGreene41 min
Nov 11, 5:01 AM ESTTornado WarningFFCOglethorpe59 min
Nov 11, 5:05 AM ESTTornado WarningFFCMorgan55 min
Nov 11, 5:14 AM ESTTornado WarningFFCNewton3 hr
Nov 11, 5:16 AM ESTSevere Thunderstorm WarningFFCWilkes44 min
Nov 11, 5:18 AM ESTSevere Thunderstorm WarningFFCGreene, Taliaferro27 min
Nov 11, 5:59 AM ESTSevere Thunderstorm WarningFFCOglethorpe, Wilkes46 min
Nov 11, 7:34 AM ESTTornado WarningFFCJefferson26 min
Nov 11, 7:34 AM ESTTornado WarningFFCJefferson26 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; the sounding from the Mesonet's radiosonde archive.