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Tuesday, October 14, 2014

TORNADO WATCH: ALABAMA, FLORIDA PANHANDLE, GEORGIA, TENNESSEE / 11:45PM Mon - 07:00AM Tues



































URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 543
   NWS STORM PREDICTION CENTER NORMAN OK
   1145 PM EDT MON OCT 13 2014

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * TORNADO WATCH FOR PORTIONS OF 
     EAST-CENTRAL AND SOUTHEAST ALABAMA
     FLORIDA PANHANDLE
     WESTERN GEORGIA
     SOUTHEAST TENNESSEE

   * EFFECTIVE THIS MONDAY NIGHT AND TUESDAY MORNING FROM 1145 PM
     UNTIL 700 AM EDT.

   * PRIMARY THREATS INCLUDE...
     A COUPLE TORNADOES POSSIBLE
     ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE
     ISOLATED LARGE HAIL EVENTS TO 1 INCH IN DIAMETER POSSIBLE

   THE TORNADO WATCH AREA IS APPROXIMATELY ALONG AND 45 STATUTE
   MILES EAST AND WEST OF A LINE FROM 55 MILES NORTH NORTHEAST OF
   CHATTANOOGA TENNESSEE TO 10 MILES SOUTHEAST OF PANAMA CITY
   FLORIDA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).

   PRECAUTIONARY/PREPAREDNESS ACTIONS...

   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 540...WW 541...WW 542...

   DISCUSSION...A PRE-FRONTAL CONVECTIVE BAND IS EXPECTED TO PROGRESS
   EWD ACROSS THE WATCH AREA TONIGHT INTO EARLY TUESDAY AHEAD OF A
   POTENT VORTICITY MAXIMUM EJECTING NEWD THROUGH THE LOWER MS VALLEY.
   THE COMBINATION OF A MOIST...MARGINALLY UNSTABLE AIR MASS AND A
   STRONGLY SHEARED KINEMATIC ENVIRONMENT WILL BE SUPPORTIVE OF
   EMBEDDED BOWING AND SUPERCELL STRUCTURES CAPABLE OF DAMAGING
   STRAIGHT LINE WINDS AND A COUPLE OF 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 500.
   MEAN STORM MOTION VECTOR 21030.