Alert archive / Georgia / Tornado Watches in 1998

Tornado Watch 308

May 8, 199864 counties in Georgia; 10 counties in South Carolina

The Storm Prediction Center issued this tornado watch at May 8, 1998, 2:00 AM EDT for 64 counties in Georgia; 10 counties in South Carolina. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 8, 1998, 2:00 AM EDT (06:00 UTC)
Expired
May 8, 1998, 8:00 AM EDT
In force
6 hr
Issued by
the Storm Prediction Center
All 74 counties

Baldwin County, GA, Bibb County, GA, Bleckley County, GA, Bulloch County, GA, Burke County, GA, Butts County, GA, Candler County, GA, Carroll County, GA, Chattahoochee County, GA, Clayton County, GA, Columbia County, GA, Coweta County, GA, Crawford County, GA, DeKalb County, GA, Douglas County, GA, Effingham County, GA, Emanuel County, GA, Evans County, GA, Fayette County, GA, Fulton County, GA, Glascock County, GA, Greene County, GA, Hancock County, GA, Haralson County, GA, Harris County, GA, Heard County, GA, Henry County, GA, Houston County, GA, Jasper County, GA, Jefferson County, GA, Jenkins County, GA, Johnson County, GA, Jones County, GA, Lamar County, GA, Laurens County, GA, Macon County, GA, Marion County, GA, McDuffie County, GA, Meriwether County, GA, Monroe County, GA, Morgan County, GA, Muscogee County, GA, Newton County, GA, Oconee County, GA, Paulding County, GA, Peach County, GA, Pike County, GA, Putnam County, GA, Richmond County, GA, Rockdale County, GA, Screven County, GA, Spalding County, GA, Talbot County, GA, Taliaferro County, GA, Taylor County, GA, Treutlen 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, Aiken County, SC, Allendale County, SC, Bamberg County, SC, Barnwell County, SC, Beaufort County, SC, Colleton County, SC, Dorchester County, SC, Hampton County, SC, Jasper County, SC, Orangeburg County, SC

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 8, 2:02 AM EDTSevere Thunderstorm WarningFFCCoweta33 min
May 8, 2:24 AM EDTSevere Thunderstorm WarningFFCJasper51 min
May 8, 2:28 AM EDTSevere Thunderstorm WarningFFCMeriwether, Pike, Spalding37 min
May 8, 2:49 AM EDTSevere Thunderstorm WarningFFCLamar, Monroe51 min
May 8, 2:51 AM EDTSevere Thunderstorm WarningFFCJones49 min
May 8, 3:24 AM EDTSevere Thunderstorm WarningFFCBaldwin51 min
May 8, 3:27 AM EDTSevere Thunderstorm WarningFFCBibb33 min
May 8, 3:37 AM EDTSevere Thunderstorm WarningFFCHancock, Washington33 min
May 8, 3:41 AM EDTSevere Thunderstorm WarningFFCTwiggs, Wilkinson49 min
May 8, 4:08 AM EDTSevere Thunderstorm WarningFFCJefferson47 min
May 8, 4:18 AM EDTSevere Thunderstorm WarningFFCCrawford, Monroe32 min
May 8, 4:27 AM EDTSevere Thunderstorm WarningFFCWashington33 min
May 8, 4:40 AM EDTSevere Thunderstorm WarningFFCBibb35 min
May 8, 4:56 AM EDTSevere Thunderstorm WarningFFCTwiggs34 min
May 8, 5:09 AM EDTSevere Thunderstorm WarningFFCHarris, Troup36 min
May 8, 5:18 AM EDTSevere Thunderstorm WarningFFCMeriwether, Talbot32 min
May 8, 5:45 AM EDTSevere Thunderstorm WarningFFCTaylor, Upson35 min
May 8, 5:49 AM EDTSevere Thunderstorm WarningFFCHarris, Talbot31 min
May 8, 6:00 AM EDTSevere Thunderstorm WarningFFCCrawford50 min
May 8, 6:16 AM EDTSevere Thunderstorm WarningFFCHouston, Peach34 min
May 8, 6:22 AM EDTSevere Thunderstorm WarningFFCTaylor33 min
May 8, 6:39 AM EDTSevere Thunderstorm WarningFFCBleckley, Twiggs36 min
May 8, 6:49 AM EDTSevere Thunderstorm WarningFFCHouston, Peach36 min
May 8, 6:59 AM EDTSevere Thunderstorm WarningFFCDodge, Laurens46 min
May 8, 7:10 AM EDTSevere Thunderstorm WarningFFCBleckley35 min
May 8, 7:36 AM EDTSevere Thunderstorm WarningFFCTaylor34 min
May 8, 7:45 AM EDTSevere Thunderstorm WarningFFCMontgomery, Treutlen35 min
May 8, 7:54 AM EDTSevere Thunderstorm WarningFFCMacon31 min
May 8, 8:00 AM EDTSevere Thunderstorm WarningFFCEmanuel, Toombs50 min

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 00:00Z, 6.0 hours before the alert went out and 114 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 1998-05-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2212 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 1998-05-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 96 square meters per square second.1939587897117Sfc1 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
2212 J/kg
Mixed-layer CIN
-6 J/kg
Mixed-layer LCL
923 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
96 m²/s²
0-3 km storm-relative helicity
181 m²/s²
Significant tornado parameter
1.9
Supercell composite
9.7

Open this sounding in Storm Lab

The text

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

310 
WWUS9 KMKC 080522
SEL8  
MKC WW 080522
GAZ000-SCZ000-081200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 308
STORM PREDICTION CENTER NORMAN OK
122 AM EDT FRI MAY 8 1998

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

   NORTHERN AND CENTRAL GEORGIA                            
   SOUTHERN SOUTH CAROLINA                     

EFFECTIVE THIS FRIDAY MORNING FROM 200 AM UNTIL 800 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 15 MILES NORTHWEST OF LA GRANGE GEORGIA TO 70
MILES NORTHEAST OF SAVANNAH 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...THIS TORNADO WATCH REPLACES TORNADO WATCH
NUMBER 306...TORNADO WATCH NUMBER 307.  WATCH NUMBER 306...307 WILL
NOT BE IN EFFECT AFTER 200 AM EDT.

DISCUSSION...SUPERCELLS CONTINUE TO TRACK ESE IN HIGHLY FAVORABLE
SHEAR ENVIRONMENT AND MDT INSTABILITY.  THREAT OF TORNADOS WILL
CONTINUE FOR SEVERAL MORE HOURS.


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 29035.


...HALES

335,0851 333,0802 320,0802 322,0851

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 7, 9:00 PM EDTTornado WatchSPCBanks, Barrow, Bartow, Butts, Carroll, Chattooga and 33 more5 hr
May 7, 9:30 PM EDTTornado WatchSPCBaldwin, Banks, Bleckley, Burke, Candler, Clarke and 30 more5 hr
May 8, 1:15 PM EDTTornado WatchSPCAppling, Atkinson, Bacon, Baker, Ben Hill, Berrien and 41 more6 hr

Nearby

Tornado Watches in Georgia, 1998Tornado Watches in South Carolina, 1998Every tornado watch in 1998

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.