Alert archive / Georgia / Severe Thunderstorm Warnings in 2004

Severe Thunderstorm Warning 40, NWS Atlanta, GA

May 22, 2004DeKalb County, Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at May 22, 2004, 2:24 PM EDT for DeKalb County, Georgia. It was in force for 36 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: May 22, 2004, 2:24 PM EDT (18:24 UTC)
Expired: May 22, 2004, 3:00 PM EDT
In force: 36 min
Issued by: NWS Atlanta, GA
Area: Counties, with a storm outline in the text

County DeKalb County, GA

The radar

The Atlanta radar (KFFC), 56 km from the middle of the area, began a volume at 18:23 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, 6.4 hours before the alert went out and 52 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 700 J/kg
Mixed-layer CIN: -81 J/kg
Mixed-layer LCL: 1135 m above ground
0-6 km bulk shear: 3 kt
0-1 km storm-relative helicity: 27 m²/s²
0-3 km storm-relative helicity: 37 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.

650 
WUUS52 KFFC 221824
SVRATL
GAC089-221900-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
224 PM EDT SAT MAY 22 2004

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

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

* UNTIL 300 PM EDT

* AT 223 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER STONE MOUNTAIN...MOVING NORTHEAST AT 5
  MPH.

* LOCATIONS IN OR NEAR THE PATH OF THIS STORM INCLUDE...AVONDALE
ESTATES...BELVEDERE PARK...CANDLER-MCAFEE...CLARKSTON...DECATUR...
DRUID HILLS...NORTH DECATUR...PANTHERSVILLE...PINE LAKE...REDAN...
SCOTTDALE...STONE MOUNTAIN AND TUCKER.

HAIL TO THE SIZE OF PENNIES 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 3377 8435 3383 8431 3390 8423 3384 8416
          3376 8408 3366 8421

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 22, 2:09 PM EDT	Severe Thunderstorm Warning	FFC	Gwinnett	51 min
May 22, 3:02 PM EDT	Severe Thunderstorm Warning	FFC	Cherokee	28 min
May 22, 3:47 PM EDT	Severe Thunderstorm Warning	FFC	Gordon, Pickens	28 min
May 22, 3:57 PM EDT	Severe Thunderstorm Warning	FFC	Dawson	33 min
May 22, 4:54 PM EDT	Severe Thunderstorm Warning	FFC	Union	36 min
May 22, 4:58 PM EDT	Severe Thunderstorm Warning	FFC	Towns	47 min
May 22, 5:25 PM EDT	Severe Thunderstorm Warning	FFC	Murray	35 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2004 Every 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.