Alert archive / Georgia / Tornado Watches in 1997

Tornado Watch 771

October 25, 19979 counties in Alabama; 60 counties in Georgia

The Storm Prediction Center issued this tornado watch at Oct 25, 1997, 4:15 PM CDT for 9 counties in Alabama; 60 counties in Georgia. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Oct 25, 1997, 4:15 PM CDT (21:15 UTC)
Expired
Oct 25, 1997, 9:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 69 counties

Barbour County, AL, Bullock County, AL, Chambers County, AL, Dale County, AL, Henry County, AL, Houston County, AL, Lee County, AL, Macon County, AL, Russell County, AL, Atkinson County, GA, Bacon County, GA, Baker County, GA, Ben Hill County, GA, Berrien County, GA, Bibb County, GA, Bleckley County, GA, Calhoun County, GA, Chattahoochee County, GA, Clay County, GA, Clinch County, GA, Coffee County, GA, Colquitt County, GA, Cook County, GA, Crawford County, GA, Crisp County, GA, Decatur County, GA, Dodge County, GA, Dooly County, GA, Dougherty County, GA, Early County, GA, Grady County, GA, Harris County, GA, Houston County, GA, Irwin County, GA, Jeff Davis County, GA, Johnson County, GA, Lanier County, GA, Laurens County, GA, Lee County, GA, Macon County, GA, Marion County, GA, Miller County, GA, Mitchell County, GA, Montgomery County, GA, Muscogee County, GA, Peach County, GA, Pulaski County, GA, Quitman County, GA, Randolph County, GA, Schley County, GA, Seminole County, GA, Stewart County, GA, Sumter County, GA, Talbot County, GA, Taylor County, GA, Telfair County, GA, Terrell County, GA, Thomas County, GA, Tift County, GA, Treutlen County, GA, Turner County, GA, Twiggs County, GA, Upson County, GA, Ware County, GA, Webster County, GA, Wheeler County, GA, Wilcox County, GA, Wilkinson County, GA, Worth County, GA

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Oct 25, 4:15 PM CDTSevere Thunderstorm WarningTAEWorth30 min
Oct 25, 4:17 PM CDTSevere Thunderstorm WarningFFCCrisp43 min
Oct 25, 4:31 PM CDTSevere Thunderstorm WarningTAEColquitt, Worth44 min
Oct 25, 4:42 PM CDTSevere Thunderstorm WarningTAETurner48 min
Oct 25, 5:00 PM CDTSevere Thunderstorm WarningTAEDougherty45 min
Oct 25, 5:22 PM CDTSevere Thunderstorm WarningTAETift48 min
Oct 25, 5:25 PM CDTSevere Thunderstorm WarningJAXAtkinson, Coffee65 min
Oct 25, 5:31 PM CDTSevere Thunderstorm WarningTAEIrwin44 min
Oct 25, 5:46 PM CDTTornado WarningJAXAtkinson, Coffee59 min
Oct 25, 6:15 PM CDTTornado WarningTAECoffee, Dale45 min
Oct 25, 6:26 PM CDTSevere Thunderstorm WarningJAXWare64 min
Oct 25, 6:44 PM CDTTornado WarningTAEHouston46 min
Oct 25, 6:47 PM CDTSevere Thunderstorm WarningTAETift48 min
Oct 25, 6:58 PM CDTSevere Thunderstorm WarningJAXBacon, Pierce62 min
Oct 25, 7:00 PM CDTTornado WarningTAEDale30 min
Oct 25, 7:29 PM CDTSevere Thunderstorm WarningTAEBerrien46 min
Oct 25, 7:42 PM CDTTornado WarningTAEHenry, Houston48 min
Oct 25, 8:10 PM CDTFlash Flood WarningJAXBacon, Coffee7 hr
Oct 25, 8:10 PM CDTFlash Flood WarningJAXBacon, Coffee6 hr

The nearest sounding before it

Peachtre/Fal Fld, GA (KFFC), launched 12:00Z, 9.3 hours before the alert went out and 143 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 1997-10-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 989 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 1997-10-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 162 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
989 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
489 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
162 m²/s²
0-3 km storm-relative helicity
191 m²/s²
Significant tornado parameter
0.8
Supercell composite
3.7

Open this sounding in Storm Lab

The text

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

398 
WWUS9 KMKC 252102
SEL1  
MKC WW 252102
ALZ000-GAZ000-260200-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 771
STORM PREDICTION CENTER NORMAN OK
502 PM EDT SAT OCT 25 1997

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

   SOUTHEAST ALABAMA                            
   SOUTHERN GEORGIA                            

EFFECTIVE THIS SATURDAY AFTERNOON AND EVENING FROM 515 PM UNTIL
1000 PM EDT.

TORNADOES...HAIL TO 1 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 70 STATUTE MILES NORTH AND
SOUTH OF A LINE FROM 45 MILES NORTH NORTHWEST OF DOTHAN ALABAMA TO
40 MILES NORTH OF WAYCROSS 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 767.  WATCH NUMBER 767 WILL NOT BE IN EFFECT AFTER 515 PM
EDT.  CONTINUE...WW 765...WW 766...WW 768...WW 769...WW 770...

DISCUSSION...POTENTIAL FOR SUPERCELLS AND ISOLATED TORNADOES ACROSS
SOUTH GEORGIA THIS EVENING...WHERE MODEST LOW LEVEL INFLOW OF VERY
MOIST AIR WILL CONTINUE IN ENVIRONMENT OF MODERATE VERTICAL SHEAR. 
  
AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 520. 
MEAN STORM MOTION VECTOR 25035.


...CORFIDI

325,0854 325,0822 304,0822 305,0854

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 25, 8:30 AM CDTTornado WatchSPCBlount, Calhoun, Cherokee, Cleburne, Colbert, Cullman and 18 more7 hr
Oct 25, 9:00 AM CDTSevere Thunderstorm WatchSPCCleburne6 hr
Oct 25, 1:30 PM CDTTornado WatchSPCBarbour, Bullock, Butler, Coffee, Conecuh, Covington and 13 more7 hr
Oct 25, 3:00 PM CDTTornado WatchSPCColbert, Fayette, Franklin, Lamar, Lauderdale, Marion and 2 more6 hr
Oct 25, 3:45 PM CDTTornado WatchSPCAutauga, Baldwin, Butler, Choctaw, Clarke, Coffee and 15 more5 hr

Nearby

Tornado Watches in Georgia, 1997Tornado Watches in Alabama, 1997Every tornado watch in 1997

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.