Tornado Watch 789

Issued

Nov 8, 2000, 8:00 PM CST (02:00 UTC)

Expired

Nov 9, 2000, 2:00 AM CST

In force

6 hr

Issued by

the Storm Prediction Center

392 
WWUS9 KMKC 090153
SEL9  

SEL9  
MKC WW 090138
ALZ000-MSZ000-TNZ000-090800-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 789
STORM PREDICTION CENTER NORMAN OK
738 PM CST WED NOV 8 2000

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

   NORTHERN AND WESTERN ALABAMA                            
   EASTERN MISSISSIPPI                        
   MIDDLE TENNESSEE                          

EFFECTIVE THIS WEDNESDAY NIGHT AND THURSDAY MORNING FROM 800 PM
UNTIL 200 AM CST.

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

THE TORNADO WATCH AREA IS ALONG AND 65 STATUTE MILES EAST AND WEST
OF A LINE FROM 50 MILES SOUTH SOUTHWEST OF LAUREL MISSISSIPPI TO 40
MILES NORTH NORTHEAST OF NASHVILLE 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.

OTHER WATCH INFORMATION...THIS TORNADO WATCH REPLACES TORNADO WATCH
NUMBER 787.  WATCH NUMBER 787 WILL NOT BE IN EFFECT AFTER 800 PM
CST.  CONTINUE...WW 788...

DISCUSSION...THREAT FOR EMBEDDED SUPERCELLS WITH ISOLATED TORNADOES
WILL PERSIST THIS EVENING INVOF QUASISTATIONARY OUTFLOW BOUNDARY
STALLED FROM W OF BNA SSW TO NEAR MCB.  STRONG /50+ KT/ DEEP-LAYER
SSWLY SHEAR ALREADY IN PLACE ACROSS REGION LIKELY TO INTENSIFY
LATER TONIGHT WITH CONTINUED EWD MOTION OF TX UPPER TROUGH. 
GREATEST DEGREE OF LOW-LEVEL VEERING IN THE NEAR TERM WILL REMAIN
OVER NRN THIRD OF WATCH...WHERE 0-1 KM SRH IS ON ORDER OF 200 M2/S2
N OF WEAK BOUNDARY EXTENDING FROM TUP TO MGM.   

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH...EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 50 KNOTS.  A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. 
MEAN STORM MOTION VECTOR 21035.

...CORFIDI

363,0851 310,0882 310,0903 363,0873

Tornado Watches in Mississippi, 2000Tornado Watches in Tennessee, 2000Tornado Watches in Alabama, 2000Every tornado watch in 2000

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.