Alert archive / Georgia / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 6, NWS Atlanta, GA

February 22, 20034 counties in Georgia

NWS Atlanta, GA issued this severe thunderstorm warning at Feb 22, 2003, 7:40 AM EST for 4 counties in Georgia. It was in force for 35 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
Feb 22, 2003, 7:40 AM EST (12:40 UTC)
Expired
Feb 22, 2003, 8:15 AM EST
In force
35 min
Issued by
NWS Atlanta, GA
Area
Counties, with a storm outline in the text

Counties Barrow County, GA, Clarke County, GA, Jackson County, GA, Oconee County, GA

The radar

The Atlanta radar (KFFC), 113 km from the middle of the area, began a volume at 12:40 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 watch it was issued in

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

IssuedProductOfficeLasted
Feb 22, 6:50 AM ESTTornado WatchSPC5 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 0.7 hours before the alert went out and 108 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 2003-02-22Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 335 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 2003-02-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 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
335 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
681 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
202 m²/s²
Significant tornado parameter
0.6
Supercell composite
2.8

Open this sounding in Storm Lab

The text

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

543 
WUUS52 KFFC 221240
SVRATL
GAC013-059-157-219-221315-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE PEACHTREE CITY GA
739 AM EST SAT FEB 22 2003

THE NATIONAL WEATHER SERVICE IN PEACHTREE CITY HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BARROW COUNTY IN NORTH CENTRAL GEORGIA
  CLARKE COUNTY IN NORTHEAST GEORGIA
  JACKSON COUNTY IN NORTHEAST GEORGIA
  OCONEE COUNTY IN NORTHEAST GEORGIA

* UNTIL 815 AM EST

* AT 735 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS FROM RUSSELL TO 7 MILES SOUTHWEST     
  OF NORTH HIGH SHOALS...MOVING NORTHEAST AT 50 MPH. 

* LOCATIONS IN OR NEAR THE PATH OF THESE STORMS INCLUDE...ARCADE...
ATHENS...BISHOP...BOGART...COMMERCE...HOSCHTON...JEFFERSON...NORTH
HIGH SHOALS...RUSSELL...STATHAM AND WATKINSVILLE.

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 3409 8380 3369 8350 3377 8333 3423 8349

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 22, 3:16 AM ESTSevere Thunderstorm WarningFFCCarroll, Heard29 min
Feb 22, 6:58 AM ESTSevere Thunderstorm WarningFFCHenry, Newton, Rockdale32 min
Feb 22, 7:19 AM ESTSevere Thunderstorm WarningFFCWalton26 min
Feb 22, 7:32 AM ESTSevere Thunderstorm WarningFFCJasper, Morgan28 min
Feb 22, 7:41 AM ESTSevere Thunderstorm WarningFFCMarion34 min
Feb 22, 7:51 AM ESTSevere Thunderstorm WarningFFCGreene, Putnam24 min
Feb 22, 7:52 AM ESTSevere Thunderstorm WarningFFCTaylor23 min
Feb 22, 8:01 AM ESTSevere Thunderstorm WarningFFCOglethorpe29 min
Feb 22, 8:02 AM ESTSevere Thunderstorm WarningFFCSumter28 min
Feb 22, 8:09 AM ESTSevere Thunderstorm WarningFFCGreene, Putnam36 min
Feb 22, 8:33 AM ESTSevere Thunderstorm WarningFFCWilkes27 min
Feb 22, 8:38 AM ESTSevere Thunderstorm WarningFFCHouston, Twiggs37 min
Feb 22, 8:48 AM ESTTornado WarningFFCHouston, Twiggs42 min
Feb 22, 9:12 AM ESTSevere Thunderstorm WarningFFCBleckley18 min
Feb 22, 9:16 AM ESTSevere Thunderstorm WarningFFCWilkinson29 min
Feb 22, 9:23 AM ESTSevere Thunderstorm WarningFFCHancock, Washington22 min
Feb 22, 9:30 AM ESTSevere Thunderstorm WarningFFCLaurens45 min
Feb 22, 9:32 AM ESTSevere Thunderstorm WarningFFCWarren28 min
Feb 22, 9:33 AM ESTSevere Thunderstorm WarningFFCDodge27 min
Feb 22, 9:40 AM ESTTornado WarningFFCWarren35 min
Feb 22, 9:42 AM ESTSevere Thunderstorm WarningFFCJohnson48 min
Feb 22, 9:46 AM ESTSevere Thunderstorm WarningFFCGlascock29 min
Feb 22, 9:52 AM ESTSevere Thunderstorm WarningFFCJefferson53 min
Feb 22, 9:54 AM ESTSevere Thunderstorm WarningFFCTelfair51 min
Feb 22, 10:08 AM ESTSevere Thunderstorm WarningFFCWashington37 min
Feb 22, 10:33 AM ESTSevere Thunderstorm WarningFFCMontgomery, Treutlen, Wheeler42 min
Feb 22, 10:45 AM ESTSevere Thunderstorm WarningFFCEmanuel45 min

Nearby

Severe Thunderstorm Warnings in Georgia, 2003Every severe thunderstorm warning in 2003

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.