Alert archive / Georgia / Tornado Watches in 2003

Tornado Watch 259

May 5, 200349 counties in Georgia

The Storm Prediction Center issued this tornado watch at May 5, 2003, 9:30 PM EDT for 49 counties in Georgia. It was in force for 8 hr.

The area

The outline as issued.

The facts

Issued
May 5, 2003, 9:30 PM EDT (01:30 UTC)
Expired
May 6, 2003, 5:00 AM EDT
In force
8 hr
Issued by
the Storm Prediction Center
All 49 counties

Baldwin County, GA, Barrow County, GA, Bibb County, GA, Butts County, GA, Carroll County, GA, Clarke County, GA, Clayton County, GA, Cobb County, GA, Coweta County, GA, Crawford County, GA, DeKalb County, GA, Douglas County, GA, Fayette County, GA, Fulton County, GA, Glascock County, GA, Greene County, GA, Gwinnett County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Jackson County, GA, Jasper County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Newton County, GA, Oconee County, GA, Oglethorpe County, GA, Paulding County, GA, Pike County, GA, Polk County, GA, Putnam County, GA, Rockdale County, GA, Spalding County, GA, Talbot County, GA, Taliaferro County, GA, Troup County, GA, Twiggs County, GA, Upson County, GA, Walton County, GA, Warren County, GA, Washington County, GA, Wilkes County, GA, Wilkinson County, GA

The radar

The Atlanta radar (KFFC), 41 km from the middle of the area, began a volume at 01:31 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.

Warnings issued inside it

8 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

IssuedProductOfficeCountiesLasted
May 5, 10:10 PM EDTSevere Thunderstorm WarningFFCGreene35 min
May 5, 10:32 PM EDTSevere Thunderstorm WarningFFCCarroll, Haralson28 min
May 5, 11:04 PM EDTSevere Thunderstorm WarningFFCDouglas26 min
May 5, 11:34 PM EDTSevere Thunderstorm WarningFFCWalton26 min
May 6, 12:13 AM EDTSevere Thunderstorm WarningFFCRockdale32 min
May 6, 12:23 AM EDTSevere Thunderstorm WarningFFCNewton37 min
May 6, 12:31 AM EDTFlash Flood WarningFFCCobb4 hr
May 6, 1:33 AM EDTFlash Flood WarningFFCDeKalb, Fulton7 hr

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 1.5 hours before the alert went out and 35 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 2003-05-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1313 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 2003-05-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 211 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
1313 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
782 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
211 m²/s²
0-3 km storm-relative helicity
399 m²/s²
Significant tornado parameter
3.1
Supercell composite
11.6

Open this sounding in Storm Lab

The text

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

000 
WWUS20 KWNS 060129
SEL9  
SPC WW 060130
GAZ000-060900-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 259 
NWS STORM PREDICTION CENTER NORMAN OK 
930 PM EDT MON MAY 5 2003

THE NWS STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR PORTIONS OF 

       NORTHERN AND CENTRAL GEORGIA

EFFECTIVE THIS MONDAY NIGHT AND TUESDAY MORNING FROM 930 PM UNTIL
500 AM EDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 55 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 35 MILES NORTH NORTHWEST OF LA GRANGE GEORGIA
TO 65 MILES SOUTHEAST OF ATHENS GEORGIA.

REMEMBER...A TORNADO WATCH MEANS CONDITIONS ARE FAVORABLE FOR
TORNADOES AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.
PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR THREATENING
WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS AND POSSIBLE
WARNINGS.


OTHER WATCH INFORMATION...CONTINUE...WW 255...WW 256...


DISCUSSION...SEVERAL CLUSTERS OF SUPERCELLS AND BOW ECHOES ACROSS
AL/MS WILL CONTINUE TO MOVE EWD ALONG AN E-W OUTFLOW BOUNDARY THAT
IS LOCATED FROM S OF CBM TO NEAR BHM TO N OF MCN.  AN INFLUX OF
BOUNDARY LAYER DEW POINTS NEAR 70 ON A 40-50 KT SWLY LOW-LEVEL JET
WILL HELP MAINTAIN THE SEVERE STORM THREAT ACROSS GA THROUGH THE
EARLY MORNING HOURS.  THE MAIN SEVERE THREAT SHOULD BECOME DAMAGING
WINDS WITH EMBEDDED BOW ECHOES...BUT MOIST BOUNDARY LAYER AND STRONG
LOW-LEVEL MAY ALSO SUPPORT A COUPLE OF TORNADOES WITH EMBEDDED BOWS
OR SUPERCELLS.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500.
MEAN STORM MOTION VECTOR 24035.


...THOMPSON

341,0851 340,0823 322,0823 323,0851

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 5, 8:53 PM EDTMesoscale DiscussionSPCBartow, Carroll, Chattooga, Cherokee, Cobb, Dade and 9 more2 hr
May 5, 11:27 PM EDTMesoscale DiscussionSPCBanks, Barrow, Bartow, Butts, Carroll, Cherokee and 34 more2 hr
May 6, 1:55 AM EDTTornado WatchSPCBurke, Columbia, Jefferson, Lincoln, McDuffie, Richmond6 hr
May 6, 2:50 AM EDTTornado WatchSPCChattooga, Dade6 hr
May 6, 2:53 AM EDTMesoscale DiscussionSPCBaldwin, Barrow, Butts, Carroll, Clarke, Clayton and 40 more2 hr
May 6, 6:06 AM EDTMesoscale DiscussionSPCChattooga, Dade3 hr
May 6, 6:23 AM EDTMesoscale DiscussionSPCBurke, Columbia, Jefferson, McDuffie, Richmond2 hr
May 6, 8:40 AM EDTTornado WatchSPCChattooga, Dade, Walker5 hr
May 6, 10:45 AM EDTSevere Thunderstorm WatchSPCBanks, Barrow, Bartow, Carroll, Catoosa, Chattooga and 41 more5 hr
May 6, 11:26 AM EDTMesoscale DiscussionSPCChattooga, Dade2 hr
May 6, 1:15 PM EDTMesoscale DiscussionSPCBanks, Barrow, Bartow, Butts, Carroll, Chattooga and 50 more90 min
May 6, 1:30 PM EDTTornado WatchSPCBaldwin, Banks, Barrow, Bartow, Burke, Butts and 59 more7 hr
May 6, 2:18 PM EDTMesoscale DiscussionSPCEffingham, Screven117 min
May 6, 4:41 PM EDTMesoscale DiscussionSPCBaldwin, Banks, Barrow, Bartow, Bibb, Burke and 60 more2 hr

Nearby

Tornado Watches in Georgia, 2003Every tornado watch 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.