Alert archive / Georgia / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 270, NWS Atlanta, GA

December 10, 2004DeKalb County, Fulton County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Dec 10, 2004, 4:00 PM EST for DeKalb County, Fulton County, Georgia. It was in force for 30 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
Dec 10, 2004, 4:00 PM EST (21:00 UTC)
Expired
Dec 10, 2004, 4:30 PM EST
In force
30 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties DeKalb County, GA, Fulton County, GA

The radar

The Atlanta radar (KFFC), 49 km from the middle of the area, began a volume at 21:04 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.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.0 hours before the alert went out and 47 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 2004-12-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 27 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 12:00Z on 2004-12-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 7 square meters per square second.19395878Sfc1 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
27 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
692 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
7 m²/s²
0-3 km storm-relative helicity
22 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 102100
SVRFFC
GAC089-121-102130-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
400 PM EST FRI DEC 10 2004

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  DEKALB COUNTY IN NORTH CENTRAL GEORGIA
  FULTON COUNTY IN NORTH CENTRAL GEORGIA

* UNTIL 430 PM EST

* AT 358 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING NICKEL SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR ATLANTA...AND MOVING EAST AT 40 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
  TURNER FIELD...TUCKER...STONE MOUNTAIN...REDAN...PIEDMONT PARK...
  PANTHERSVILLE...EAST POINT...DRUID HILLS...DECATUR...CLARKSTON AND
  AVONDALE ESTATES.

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 3383 8455 3365 8450 3369 8412 3390 8420

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 9, 9:01 PM ESTSevere Thunderstorm WarningFFCClayton, Fulton44 min
Dec 9, 9:14 PM ESTSevere Thunderstorm WarningFFCCoweta, Heard31 min
Dec 9, 9:15 PM ESTSevere Thunderstorm WarningFFCDeKalb45 min
Dec 9, 9:27 PM ESTSevere Thunderstorm WarningFFCBanks, Jackson48 min
Dec 9, 9:38 PM ESTSevere Thunderstorm WarningFFCGwinnett, Rockdale22 min
Dec 9, 9:50 PM ESTSevere Thunderstorm WarningFFCCoweta, Fayette, Fulton25 min
Dec 9, 11:02 PM ESTSevere Thunderstorm WarningFFCGilmer, Pickens28 min
Dec 9, 11:37 PM ESTSevere Thunderstorm WarningFFCMacon, Schley38 min
Dec 10, 12:33 AM ESTSevere Thunderstorm WarningFFCHouston27 min
Dec 10, 12:41 AM ESTSevere Thunderstorm WarningFFCTwiggs49 min
Dec 10, 2:57 PM ESTSevere Thunderstorm WarningFFCFloyd33 min
Dec 10, 3:27 PM ESTSevere Thunderstorm WarningFFCBartow, Gordon, Pickens33 min
Dec 10, 3:29 PM ESTSevere Thunderstorm WarningFFCDouglas, Fulton31 min
Dec 10, 3:37 PM ESTSevere Thunderstorm WarningFFCCarroll8 min
Dec 10, 3:40 PM ESTSevere Thunderstorm WarningFFCCarroll20 min
Dec 10, 3:48 PM ESTSevere Thunderstorm WarningFFCCoweta, Heard27 min
Dec 10, 3:50 PM ESTSevere Thunderstorm WarningFFCHall25 min
Dec 10, 4:09 PM ESTSevere Thunderstorm WarningFFCMeriwether, Troup36 min
Dec 10, 4:44 PM ESTSevere Thunderstorm WarningFFCButts, Henry, Spalding31 min
Dec 10, 4:54 PM ESTSevere Thunderstorm WarningFFCHenry, Newton36 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2004Every severe thunderstorm warning in 2004

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; radar from the NEXRAD Level II archive.