[BNAWX] Severe Local Storm Watch and Watch Cancellation

[EMWIN Server]

WWUS20 KWNS 222025
SEL0
SPC WW 222025
GAZ000-NCZ000-SCZ000-TNZ000-230400-

URGENT - IMMEDIATE BROADCAST REQUESTED
TORNADO WATCH NUMBER 900
NWS STORM PREDICTION CENTER NORMAN OK
325 PM EST THU DEC 22 2011

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

       NORTHERN AND CENTRAL GEORGIA
       FAR WESTERN NORTH CAROLINA
       FAR NORTHWEST SOUTH CAROLINA
       FAR SOUTHEAST TENNESSEE

EFFECTIVE THIS THURSDAY AFTERNOON AND EVENING FROM 325 PM UNTIL
1100 PM EST.

TORNADOES...HAIL TO 0.5 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 80 STATUTE
MILES EITHER SIDE OF A LINE FROM MACON GEORGIA TO 75 MILES
NORTHEAST OF ROME GEORGIA.  FOR A COMPLETE DEPICTION OF THE WATCH
SEE THE ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU0).

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 899...

DISCUSSION...QLCS WITH EMBEDDED SUPERCELLS AND BOWING STRUCTURES
ONGOING OVER CNTRL AL IS EXPECTED TO  MOVE/DEVELOP NEWD ACROSS THE
WATCH AREA THIS AFTERNOON AND EVENING IN ADVANCE OF MIDLEVEL TROUGH
TRANSLATING ACROSS THE TN VALLEY.  LATEST SURFACE ANALYSIS INDICATES
A CONCENTRATED ZONE OF PRESSURE FALLS ACROSS THE SRN APPALACHIANS
WHICH WILL ENHANCE LOW-LEVEL MOISTURE FLUX AND AID IN LOW-LEVEL
CONVERGENCE AND UPLIFT ALONG THE HIGHER TERRAIN.  WIDESPREAD CLOUDS
WILL CONTINUE TO LIMIT THE DEGREE OF INSTABILITY WITH MLCAPE OF LESS
THAN 500 J/KG.  HOWEVER...GIVEN THE STRENGTHENING FORCING FOR ASCENT
AND STRONG LOW- AND DEEP-LAYER SHEAR...A CONTINUED RISK FOR A COUPLE
TORNADOES AND DAMAGING WINDS WILL EXIST WITH TSTMS AS THEY MOVE
ACROSS THE REGION.

AVIATION...TORNADOES AND A FEW SEVERE THUNDERSTORMS WITH HAIL
SURFACE AND ALOFT TO 0.5 INCH. EXTREME TURBULENCE AND SURFACE
WIND GUSTS TO 60 KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO
400. MEAN STORM MOTION VECTOR 22040.


...MEAD


This weather bulletin was brought to you by:
www.nashvilleweather.net