Alert archive / Mississippi / Tornado Watches in 1997

Tornado Watch 238

May 2, 19974 counties in Alabama; Madison Parish, Tensas Parish, Louisiana; 64 counties in Mississippi

The Storm Prediction Center issued this tornado watch at May 2, 1997, 6:45 PM CDT for 4 counties in Alabama; Madison Parish, Tensas Parish, Louisiana; 64 counties in Mississippi. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 2, 1997, 6:45 PM CDT (23:45 UTC)
Expired
May 3, 1997, 1:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 70 counties

Lamar County, AL, Marion County, AL, Pickens County, AL, Sumter County, AL, Madison Parish, LA, Tensas Parish, LA, Adams County, MS, Amite County, MS, Attala County, MS, Bolivar County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Claiborne County, MS, Clarke County, MS, Clay County, MS, Coahoma County, MS, Copiah County, MS, Covington County, MS, Forrest County, MS, Franklin County, MS, Greene County, MS, Grenada County, MS, Hinds County, MS, Holmes County, MS, Humphreys County, MS, Issaquena County, MS, Itawamba County, MS, Jasper County, MS, Jefferson County, MS, Jefferson Davis County, MS, Jones County, MS, Kemper County, MS, Lamar County, MS, Lauderdale County, MS, Lawrence County, MS, Leake County, MS, Lee County, MS, Leflore County, MS, Lincoln County, MS, Lowndes County, MS, Madison County, MS, Marion County, MS, Monroe County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Perry County, MS, Pike County, MS, Pontotoc County, MS, Quitman County, MS, Rankin County, MS, Scott County, MS, Sharkey County, MS, Simpson County, MS, Smith County, MS, Sunflower County, MS, Tallahatchie County, MS, Walthall County, MS, Warren County, MS, Washington County, MS, Wayne County, MS, Webster County, MS, Wilkinson County, MS, Winston County, MS, Yalobusha County, MS, Yazoo County, MS

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 2, 6:47 PM CDTTornado WarningJANAttala, Carroll, Montgomery58 min
May 2, 6:59 PM CDTTornado WarningJANHumphreys46 min
May 2, 7:08 PM CDTTornado WarningJANWashington52 min
May 2, 7:12 PM CDTTornado WarningJANChoctaw, Webster48 min
May 2, 7:19 PM CDTTornado WarningJANHolmes41 min
May 2, 7:30 PM CDTTornado WarningJANChoctaw45 min
May 2, 7:41 PM CDTSevere Thunderstorm WarningJANCarroll49 min
May 2, 7:45 PM CDTSevere Thunderstorm WarningMEGClay50 min
May 2, 7:46 PM CDTTornado WarningJANOktibbeha44 min
May 2, 7:48 PM CDTTornado WarningJANSunflower42 min
May 2, 7:59 PM CDTSevere Thunderstorm WarningJANMontgomery46 min
May 2, 8:09 PM CDTTornado WarningMEGClay31 min
May 2, 8:13 PM CDTSevere Thunderstorm WarningJANBolivar, Washington47 min
May 2, 8:17 PM CDTSevere Thunderstorm WarningJANChoctaw, Webster43 min
May 2, 8:19 PM CDTTornado WarningJANHolmes41 min
May 2, 8:33 PM CDTSevere Thunderstorm WarningJANOktibbeha57 min
May 2, 8:38 PM CDTFlash Flood WarningJANCarroll, Grenada, Holmes, Montgomery3 hr
May 2, 8:38 PM CDTFlash Flood WarningJANOktibbeha, Webster3 hr
May 2, 8:39 PM CDTTornado WarningJANAttala, Carroll, Montgomery51 min
May 2, 8:40 PM CDTTornado WarningMEGLowndes35 min
May 2, 8:42 PM CDTTornado WarningJANSunflower48 min
May 2, 8:47 PM CDTTornado WarningMEGMonroe33 min
May 2, 8:54 PM CDTTornado WarningBMXLamar61 min
May 2, 9:04 PM CDTTornado WarningJANLeflore41 min
May 2, 9:09 PM CDTTornado WarningJANChoctaw51 min
May 2, 9:27 PM CDTSevere Thunderstorm WarningJANGrenada48 min
May 2, 9:31 PM CDTSevere Thunderstorm WarningJANMontgomery29 min
May 2, 9:34 PM CDTFlash Flood WarningJANAttala, Choctaw3 hr
May 2, 9:35 PM CDTSevere Thunderstorm WarningJANOktibbeha40 min
May 2, 9:37 PM CDTTornado WarningBMXMarion48 min
May 2, 9:41 PM CDTSevere Thunderstorm WarningJANWebster49 min
May 2, 9:47 PM CDTSevere Thunderstorm WarningMEGYalobusha33 min
May 2, 10:00 PM CDTSevere Thunderstorm WarningMEGClay, Lowndes45 min
May 2, 10:08 PM CDTTornado WarningMEGLowndes32 min
May 2, 10:19 PM CDTSevere Thunderstorm WarningJANLeflore41 min
May 2, 10:20 PM CDTTornado WarningBMXLamar65 min
May 2, 10:21 PM CDTSevere Thunderstorm WarningJANBolivar, Washington54 min
May 2, 10:59 PM CDTSevere Thunderstorm WarningJANSunflower46 min
May 2, 10:59 PM CDTFlash Flood WarningMEGCalhoun, Yalobusha7 hr
May 2, 10:59 PM CDTFlash Flood WarningMEGChickasaw, Lee7 hr
May 2, 11:08 PM CDTSevere Thunderstorm WarningJANLeflore52 min
May 2, 11:12 PM CDTFlash Flood WarningBMXCullman, Marion, Walker, Winston3 hr
May 2, 11:12 PM CDTFlash Flood WarningBMXFayette, Lamar3 hr
May 2, 11:27 PM CDTSevere Thunderstorm WarningJANGrenada48 min
May 2, 11:35 PM CDTSevere Thunderstorm WarningMEGClay45 min
May 2, 11:39 PM CDTSevere Thunderstorm WarningJANCarroll51 min
May 2, 11:41 PM CDTFlash Flood WarningJANGrenada, Webster3 hr
May 2, 11:41 PM CDTFlash Flood WarningJANOktibbeha3 hr
May 2, 11:46 PM CDTSevere Thunderstorm WarningBMXLamar49 min
May 2, 11:58 PM CDTSevere Thunderstorm WarningJANEast Carroll, Madison47 min
May 3, 12:15 AM CDTSevere Thunderstorm WarningMEGChickasaw, Monroe35 min
May 3, 12:17 AM CDTSevere Thunderstorm WarningJANHinds, Rankin43 min
May 3, 12:21 AM CDTSevere Thunderstorm WarningJANMontgomery54 min
May 3, 12:55 AM CDTSevere Thunderstorm WarningMEGClay, Lowndes, Monroe30 min

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 11.8 hours before the alert went out and 4 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, Jackson, MS at 12:00Z on 1997-05-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 750 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, Jackson, MS at 12:00Z on 1997-05-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 256 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
750 J/kg
Mixed-layer CIN
-166 J/kg
Mixed-layer LCL
543 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
256 m²/s²
0-3 km storm-relative helicity
345 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.1

Open this sounding in Storm Lab

The text

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

624 
WWUS9 KMKC 022312
SEL8  
MKC WW 022312
MSZ000-030600-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 238
STORM PREDICTION CENTER NORMAN OK
612 PM CDT FRI MAY 2 1997

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

   MUCH OF MISSISSIPPI                        

EFFECTIVE THIS FRIDAY NIGHT AND SATURDAY MORNING FROM 645 PM UNTIL
100 AM CDT.

THIS IS A PARTICULARLY DANGEROUS SITUATION WITH THE POSSIBILITY OF
VERY DAMAGING TORNADOES.  ALSO...LARGE HAIL TO 2 3/4 INCHES IN
DIAMETER...THUNDERSTORM WIND GUSTS TO 85 MPH...AND DANGEROUS
LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 90 STATUTE MILES EAST AND WEST
OF A LINE FROM 25 MILES EAST SOUTHEAST OF MC COMB MISSISSIPPI TO 65
MILES NORTHWEST OF COLUMBUS AFB MISSISSIPPI.

OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO WATCH
NUMBER 232.  WATCH NUMBER 232 WILL NOT BE IN EFFECT AFTER 645 PM
CDT.  CONTINUE...WW 233...WW 234...WW 235...WW 236...WW 237...

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.

DISCUSSION...NUMEROUS SUPERCELL STORMS CONTINUE ALONG E-W OUTFLOW
BOUNDARY OVR NORTHERN MS. ACTVITIY IS EXPECTED TO CONT THROUGH THE
REMAINDER OF THE EVENING...PROPAGATING SLOLY SOUTHEAST INTO
INSTABILITY AXIS. THREAT FOR TORNADOES IS HIGH. 


AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 3/4 INCHES.  EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 75 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
550.  MEAN STORM MOTION VECTOR 25035.


...VESCIO

310,0913 341,0904 341,0874 310,0883

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 2, 3:00 PM CDTTornado WatchSPCAutauga, Bibb, Blount, Butler, Calhoun, Cherokee and 45 more6 hr
May 2, 12:15 PM CDTTornado WatchSPCMadison7 hr
May 2, 4:30 PM CDTTornado WatchSPCBienville, Bossier, Caddo, Caldwell, Catahoula, Claiborne and 19 more7 hr

Nearby

Tornado Watches in Mississippi, 1997Tornado Watches in Alabama, 1997Tornado Watches in Louisiana, 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.