Alert archive / Tennessee / Tornado Watches in 1997

Tornado Watch 94

March 5, 19974 states

The Storm Prediction Center issued this tornado watch at Mar 5, 1997, 11:30 AM CST for 4 states. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Mar 5, 1997, 11:30 AM CST (17:30 UTC)
Expired
Mar 5, 1997, 5:00 PM CST
In force
6 hr
Issued by
the Storm Prediction Center
All 78 counties

Colbert County, AL, Cullman County, AL, Fayette County, AL, Franklin County, AL, Jackson County, AL, Lamar County, AL, Lauderdale County, AL, Lawrence County, AL, Limestone County, AL, Madison County, AL, Marion County, AL, Marshall County, AL, Morgan County, AL, Pickens County, AL, Walker County, AL, Winston County, AL, Dade County, GA, Attala County, MS, Calhoun County, MS, Carroll County, MS, Chickasaw County, MS, Choctaw County, MS, Clay County, MS, Grenada County, MS, Holmes County, MS, Humphreys County, MS, Itawamba County, MS, Lee County, MS, Leflore County, MS, Lowndes County, MS, Monroe County, MS, Montgomery County, MS, Noxubee County, MS, Oktibbeha County, MS, Pontotoc County, MS, Prentiss County, MS, Tishomingo County, MS, Webster County, MS, Anderson County, TN, Bedford County, TN, Bledsoe County, TN, Campbell County, TN, Cannon County, TN, Coffee County, TN, Cumberland County, TN, DeKalb County, TN, Fentress County, TN, Franklin County, TN, Giles County, TN, Grainger County, TN, Grundy County, TN, Hamilton County, TN, Hawkins County, TN, Jackson County, TN, Knox County, TN, Lawrence County, TN, Lincoln County, TN, Loudon County, TN, Marion County, TN, Marshall County, TN, Maury County, TN, McMinn County, TN, Meigs County, TN, Moore County, TN, Morgan County, TN, Overton County, TN, Putnam County, TN, Rhea County, TN, Roane County, TN, Rutherford County, TN, Scott County, TN, Sequatchie County, TN, Smith County, TN, Union County, TN, Van Buren County, TN, Warren County, TN, White County, TN, Wilson County, TN

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Mar 5, 11:39 AM CSTSevere Thunderstorm WarningMEGPontotoc31 min
Mar 5, 11:49 AM CSTFlash Flood WarningMRXGrainger, Hawkins4 hr
Mar 5, 11:51 AM CSTSevere Thunderstorm WarningMEGLee34 min
Mar 5, 11:58 AM CSTSevere Thunderstorm WarningBMXColbert, Lauderdale62 min
Mar 5, 11:58 AM CSTTornado WarningMEGLee32 min
Mar 5, 12:13 PM CSTSevere Thunderstorm WarningMEGItawamba32 min
Mar 5, 12:19 PM CSTSevere Thunderstorm WarningBMXFranklin56 min
Mar 5, 12:23 PM CSTSevere Thunderstorm WarningMEGTishomingo32 min
Mar 5, 12:31 PM CSTSevere Thunderstorm WarningBMXMarion64 min
Mar 5, 1:05 PM CSTSevere Thunderstorm WarningBMXWinston50 min
Mar 5, 1:10 PM CSTSevere Thunderstorm WarningMRXRhea, Roane35 min
Mar 5, 1:23 PM CSTSevere Thunderstorm WarningBMXLawrence, Limestone67 min
Mar 5, 1:35 PM CSTSevere Thunderstorm WarningBMXMadison, Morgan55 min
Mar 5, 1:36 PM CSTSevere Thunderstorm WarningMRXKnox, Loudon39 min
Mar 5, 1:46 PM CSTSevere Thunderstorm WarningBMXCullman64 min
Mar 5, 1:49 PM CSTTornado WarningBMXMadison41 min
Mar 5, 2:35 PM CSTSevere Thunderstorm WarningBMXJackson, Marshall55 min

The nearest sounding before it

Birmingham, AL (KBMX), launched 12:00Z, 5.5 hours before the alert went out and 170 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, Birmingham, AL at 12:00Z on 1997-03-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 26 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, Birmingham, AL at 12:00Z on 1997-03-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 118 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
26 J/kg
Mixed-layer CIN
-139 J/kg
Mixed-layer LCL
616 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
118 m²/s²
0-3 km storm-relative helicity
178 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

254 
WWUS9 KMKC 051648
SEL4  
MKC WW 051648
MSZ000-ALZ000-TNZ000-052300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 94
STORM PREDICTION CENTER NORMAN OK
1048 AM CST WED MAR 5 1997

A...THE STORM PREDICTION CENTER HAS ISSUED A
TORNADO WATCH FOR

   PARTS OF NORTHERN MISSISSIPPI                        
   PARTS OF NORTHERN ALABAMA                            
   PARTS OF MIDDLE AND EASTERN TENNESSEE                          

EFFECTIVE THIS WEDNESDAY MORNING AND AFTERNOON UNTIL 500 PM CST.

TORNADOES...LARGE HAIL...DANGEROUS LIGHTNING AND DAMAGING
THUNDERSTORM WINDS ARE POSSIBLE IN THESE AREAS.


THE TORNADO WATCH AREA IS ALONG AND 85 STATUTE MILES EAST AND WEST
OF A LINE FROM 40 MILES SOUTHEAST OF GREENWOOD MISSISSIPPI TO 50
MILES NORTHEAST OF CROSSVILLE TENNESSEE.

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.
$$

C...TORNADOES AND A FEW SVR TSTMS WITH HAIL SFC AND ALF TO 1 3/4
INCHES.  EXTRM TURBC AND SFC WIND GUSTS TO 70 KNOTS.  A FEW CBS
WITH MAX TOPS TO 450.  MEAN WIND VECTOR 23045.

D...TSTMS FM MIDDLE TN SWWD INTO NRN MS ARE EXPCD TO INTSFY THIS
AFTN AS CDFNT MOVES SEWD INTO INCRGLY UNSTBL AMS.  SFC TEMPS ARE
EXPCD TO CONT WARMING WHERE STLT IMAGERY INDCS BREAKS IN CLD COVER
FM CNTRL MS INTO NRN AL...RESULTING IN MDTLY UNSTBL AMS WITH LIFTED
INDEX TO -6.  VAD DATA INDC WINDS VEER AND INCR RPDLY WITH HGT ABV
THE SFC WITH 50-55 KT WINDS ARND 5 KFT CREATING VERT SHEAR PROFILE
FVRBL FOR SVR TSTMS AND PSBL SUPERCELLS.  CNVTN NOW MOVG INTO NERN
TN HAS GENERATED E/W ORIENTED OUTFLOW BNDRY OVR MID/ERN TN WHICH
MAY PROVIDE ADDNL FOCUS FOR SVR TSTM DVLPMT. 

...WEISS

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 5, 3:00 PM CSTTornado WatchSPCBlount, Calhoun, Cherokee, Clay, Cleburne, DeKalb and 7 more5 hr
Mar 5, 2:15 PM CSTTornado WatchSPCBlount, Bradley, Carter, Cocke, Greene, Hamblen and 10 more6 hr

Nearby

Tornado Watches in Tennessee, 1997Tornado Watches in Mississippi, 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.