WATCHES: Tornado Watch Number 946

WWUS20 KWNS 092152
SEL6
SPC WW 092152
LAZ000-MSZ000-TXZ000-CWZ000-100500-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 946
NWS STORM PREDICTION CENTER NORMAN OK
350 PM CST TUE DEC 9 2008

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

SOUTHWEST AND CENTRAL LOUISIANA
CENTRAL MISSISSIPPI
EXTREME SOUTHEAST TEXAS
COASTAL WATERS

EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 350 PM UNTIL
1100 PM CST.

TORNADOES...HAIL TO 1.5 INCHES IN DIAMETER...THUNDERSTORM WIND
GUSTS TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE
AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 90 STATUTE
MILES EAST AND WEST OF A LINE FROM 40 MILES EAST NORTHEAST OF
GREENWOOD MISSISSIPPI TO 35 MILES WEST SOUTHWEST OF INTRACOASTAL
CITY LOUISIANA. FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).

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 945. WATCH NUMBER 945 WILL NOT BE IN EFFECT AFTER
350 PM CST.

DISCUSSION...THE THREAT FOR SUPERCELLS/TORNADOES WILL PERSIST
THROUGH THE EVENING WITHIN A VERY MOIST AND MODERATELY UNSTABLE WARM
SECTOR ACROSS CENTRAL/SRN LA INTO MS. THE APPROACH OF A PRONOUNCED
MID LEVEL TROUGH FROM SW TX WILL CONTRIBUTE TO A FAVORABLE
ENVIRONMENT FOR ADDITIONAL THUNDERSTORM DEVELOPMENT INTO EARLY
TONIGHT ACROSS SW/SRN LA...WHILE THE ONGOING PRE-FRONTAL BAND OF
STORMS FROM CENTRAL LA INTO WRN MS SHOULD ALSO PERSIST. A VERY
MOIST BOUNDARY LAYER AND STRONG LOW-LEVEL SHEAR WILL SUPPORT A
THREAT FOR OCCASIONAL TORNADOES...ALONG WITH DAMAGING WINDS AND
ISOLATED LARGE HAIL.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
500. MEAN STORM MOTION VECTOR 22040.

...THOMPSON

+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
To unsubscribe from WX-STORM send e-mail to LISTSERV@LISTSERV.ILLINOIS.EDU with
"unsub wx-storm" in the body of your message. For more information write cnovy@cox.net.