[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 230229
SEL9
SPC WW 230229
ARZ000-ILZ000-INZ000-KYZ000-MOZ000-MSZ000-TNZ000-231000-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 749
NWS STORM PREDICTION CENTER NORMAN OK
825 PM CST MON NOV 22 2010

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

       EASTERN ARKANSAS
       SOUTHERN ILLINOIS
       SOUTHWEST INDIANA
       WESTERN KENTUCKY
       SOUTHEAST MISSOURI
       NORTHWEST MISSISSIPPI
       WESTERN TENNESSEE

EFFECTIVE THIS MONDAY NIGHT AND TUESDAY MORNING FROM 825 PM UNTIL
400 AM CST.

TORNADOES...HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS
TO 70 MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.

THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 85 STATUTE
MILES EAST AND WEST OF A LINE FROM 45 MILES EAST NORTHEAST OF
MOUNT VERNON ILLINOIS TO 55 MILES EAST SOUTHEAST OF LITTLE ROCK
ARKANSAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU9).

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...CONTINUE...WW 746...WW 747...WW 748...

DISCUSSION...SHOWERS/TSTMS FORMING ALONG SW-NE PREFRONTAL CONFLUENCE
ZONE...AND STORMS ALONG FRONTAL BAND FARTHER NW...EXPECTED TO
PERSIST AND POSSIBLY INCREASE THROUGH EARLY TUE AS REGION IS GLANCED
BY SHORTWAVE IMPULSE NOW CROSSING KS.  STRONG WIND FIELD WITH
SUBSTANTIAL LOW-LVL DIRECTIONAL SHEAR...AND CONTINUED LOW-LL
MOISTURE INFLOW NNEWD THROUGH THE MS VLY...SUGGEST POTENTIAL FOR A
FEW SUSTAINED STORMS/SUPERCELLS.  THESE COULD YIELD MARGINALLY SVR
HAIL...LOCALLY DMGG WIND...AND /MAINLY WITH PRE-FRONTAL
ACTIVITY/...A COUPLE TORNADOES.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND
GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 450.
MEAN STORM MOTION VECTOR 24045.


...CORFIDI

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