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Tornado Watch 18
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WW0018 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Moderate
Severe Wind 65 kt+ Wind
Moderate Moderate
Severe Hail 2"+ Hail
Very Low Very Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL8
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   TORNADO WATCH NUMBER 18
   NWS STORM PREDICTION CENTER NORMAN OK
   955 AM CST THU JAN 26 2012
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   TORNADO WATCH FOR PORTIONS OF 
   
          ALABAMA
          WESTERN FLORIDA PANHANDLE
          COASTAL WATERS
   
   EFFECTIVE THIS THURSDAY MORNING AND AFTERNOON FROM 955 AM UNTIL
   500 PM 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 75 STATUTE
   MILES EAST AND WEST OF A LINE FROM 10 MILES SOUTH SOUTHEAST OF
   PENSACOLA FLORIDA TO 25 MILES EAST NORTHEAST OF BIRMINGHAM
   ALABAMA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU8).
   
   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 17...
   
   DISCUSSION...A DEEPENING SURFACE LOW OVER THE MS DELTA REGION IS
   EXPECTED TO DEVELOP NEWD INTO MIDDLE TN BY AFTERNOON...RESULTING IN
   CONSIDERABLE STRENGTHENING OF A SLY LLJ TO AOA 50 KT TODAY ACROSS
   THE WATCH AREA.  THIS FEATURE WILL ENHANCE THE NWD FLUX OF AN
   INCREASINGLY MOIST BOUNDARY LAYER ACROSS THE REGION...AS WELL AS
   RESULT IN STRENGTHENING LOW-LEVEL SHEAR.  NRN EXTENSION OF QLCS OVER
   SWRN AL IS EXPECTED TO DEVELOP NNEWD ALONG LEADING EDGE OF WEAKER
   CONVECTIVE PRECIPITATION SHIELD PRESENT ACROSS NRN AL WITHIN
   MOISTENING/DESTABILIZING AIR MASS.  GIVEN THE STRENGTHENING VERTICAL
   SHEAR AND FORCING FOR ASCENT...SETUP WILL REMAIN FAVORABLE FOR
   EMBEDDED SUPERCELL AND BOWING STRUCTURES CAPABLE OF DAMAGING WINDS
   AND A FEW 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 400.
   MEAN STORM MOTION VECTOR 22040.
   
   
   ...MEAD
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Page last modified: January 26, 2012
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