Alert archive / Mississippi / Tornado Watches in 1997

Tornado Watch 232

May 2, 1997Madison Parish, Louisiana; 66 counties in Mississippi

The Storm Prediction Center issued this tornado watch at May 2, 1997, 12:15 PM CDT for Madison Parish, Louisiana; 66 counties in Mississippi. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 2, 1997, 12:15 PM CDT (17:15 UTC)
Expired
May 2, 1997, 7:00 PM CDT
In force
7 hr
Issued by
the Storm Prediction Center
All 67 counties

Madison Parish, LA, Adams County, MS, Alcorn County, MS, Attala County, MS, Benton 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, DeSoto County, MS, Franklin 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, Lafayette 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, Marshall County, MS, Monroe County, MS, Montgomery County, MS, Neshoba County, MS, Newton County, MS, Noxubee County, MS, Oktibbeha County, MS, Panola County, MS, Pontotoc County, MS, Prentiss 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, Tate County, MS, Tippah County, MS, Tishomingo County, MS, Tunica County, MS, Union County, MS, Warren County, MS, Washington County, MS, Webster County, MS, Winston County, MS, Yalobusha County, MS, Yazoo County, MS

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 2, 12:16 PM CDTSevere Thunderstorm WarningMEGPanola44 min
May 2, 12:47 PM CDTSevere Thunderstorm WarningMEGMarshall48 min
May 2, 12:56 PM CDTSevere Thunderstorm WarningMEGTallahatchie49 min
May 2, 1:51 PM CDTSevere Thunderstorm WarningJANHolmes54 min
May 2, 2:05 PM CDTSevere Thunderstorm WarningJANCarroll55 min
May 2, 2:26 PM CDTSevere Thunderstorm WarningJANMontgomery49 min
May 2, 2:43 PM CDTSevere Thunderstorm WarningJANWebster47 min
May 2, 2:53 PM CDTSevere Thunderstorm WarningJANChoctaw52 min
May 2, 3:06 PM CDTSevere Thunderstorm WarningMEGPrentiss49 min
May 2, 3:12 PM CDTSevere Thunderstorm WarningMEGItawamba, Lee33 min
May 2, 3:18 PM CDTSevere Thunderstorm WarningJANOktibbeha42 min
May 2, 3:22 PM CDTSevere Thunderstorm WarningMEGTishomingo33 min
May 2, 3:25 PM CDTSevere Thunderstorm WarningMEGClay35 min
May 2, 3:30 PM CDTSevere Thunderstorm WarningMEGMonroe50 min
May 2, 3:45 PM CDTSevere Thunderstorm WarningMEGItawamba35 min
May 2, 3:57 PM CDTSevere Thunderstorm WarningJANSunflower33 min
May 2, 4:03 PM CDTSevere Thunderstorm WarningJANLeflore57 min
May 2, 4:18 PM CDTTornado WarningJANLeflore42 min
May 2, 4:34 PM CDTTornado WarningJANCarroll, Grenada56 min
May 2, 4:53 PM CDTTornado WarningJANMontgomery52 min
May 2, 5:12 PM CDTTornado WarningJANIssaquena, Sharkey63 min
May 2, 5:19 PM CDTTornado WarningJANWashington41 min
May 2, 5:22 PM CDTTornado WarningJANWebster53 min
May 2, 5:41 PM CDTSevere Thunderstorm WarningMEGCalhoun34 min
May 2, 5:47 PM CDTSevere Thunderstorm WarningMEGChickasaw, Clay48 min
May 2, 5:55 PM CDTTornado WarningJANHumphreys65 min
May 2, 6:04 PM CDTTornado WarningMEGChickasaw, Clay31 min
May 2, 6:08 PM CDTSevere Thunderstorm WarningJANWashington52 min
May 2, 6:11 PM CDTTornado WarningJANHolmes64 min
May 2, 6:20 PM CDTTornado WarningMEGMonroe30 min
May 2, 6:29 PM CDTSevere Thunderstorm WarningJANIssaquena, Sharkey46 min
May 2, 6:47 PM CDTTornado WarningJANAttala, Carroll, Montgomery58 min
May 2, 6:59 PM CDTTornado WarningJANHumphreys46 min

The nearest sounding before it

Jackson, MS (KJAN), launched 12:00Z, 5.3 hours before the alert went out and 50 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.

319 
WWUS9 KMKC 021700
SEL2  
MKC WW 021700
MSZ000-020000-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 232
STORM PREDICTION CENTER NORMAN OK
1200 PM CDT FRI MAY 2 1997

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

   CENTRAL AND NORTHERN MISSISSIPPI                        

EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 1215 PM UNTIL 700
PM CDT.

TORNADOES...HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 80 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS ALONG AND 80 STATUTE MILES EAST AND WEST
OF A LINE FROM 60 MILES WEST SOUTHWEST OF LAUREL MISSISSIPPI TO 40
MILES NORTH NORTHEAST OF OXFORD MISSISSIPPI.


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...POTENTIAL FOR TORNADOES LIKELY TO INCREASE THIS
AFTERNOON AS SURFACE HEATING AND ADVECTION OF STEEP MID-LEVEL LAPSE
RATES DESTABLIZES REGION IN VICINITY OF SURFACE TRIPLE POINT.
VERTICAL SHEAR WILL INCREASE SIGNIFICANTLY LATER THIS AFTERNOON AS
FLOW STRENGHTENS ALOFT.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 2 INCHES.  EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 70 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 520. 
MEAN STORM MOTION VECTOR 23035.

...CORFIDI

312,0912 345,0904 345,0875 312,0884

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 2, 4:30 PM CDTTornado WatchSPCBienville, Bossier, Caddo, Caldwell, Catahoula, Claiborne and 19 more7 hr
May 2, 6:45 PM CDTTornado WatchSPCMadison, Tensas6 hr
May 2, 3:00 PM CDTTornado WatchSPCClarke, Wayne6 hr

Nearby

Tornado Watches in Mississippi, 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.