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Severe Thunderstorm Watch 142
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WW0142 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Moderate
Severe Hail 2"+ Hail
Moderate Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL2
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 142
   NWS STORM PREDICTION CENTER NORMAN OK
   505 PM CDT SAT APR 27 2013
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   
   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     SOUTH TEXAS
     COASTAL WATERS
   
   * EFFECTIVE THIS SATURDAY AFTERNOON AND SUNDAY MORNING FROM 505
     PM UNTIL 100 AM CDT.
   
   * PRIMARY THREATS INCLUDE...
     SEVERAL VERY LARGE HAIL EVENTS TO 3 INCHES IN DIAMETER POSSIBLE
     SEVERAL DAMAGING WIND GUSTS WITH A FEW SIGNIFICANT GUSTS TO 75
       MPH POSSIBLE
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 70
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM DEL RIO TEXAS TO 30
   MILES EAST SOUTHEAST OF HUNTSVILLE TEXAS.  FOR A COMPLETE
   DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE UPDATE
   (WOUS64 KWNS WOU2).
   
   PRECAUTIONARY/PREPAREDNESS ACTIONS...
   
   REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
   FAVORABLE FOR 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. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
   DO PRODUCE TORNADOES.
   
   &&
   
   OTHER WATCH INFORMATION...CONTINUE...WW 141...
   
   DISCUSSION...TSTMS FCST TO CONTINUE INCREASING IN COVERAGE THROUGH
   AT LEAST EARLY EVENING ACROSS THIS AREA IN FRONTAL AND SEA-BREEZE
   REGIMES...WITH OUTFLOW-BOUNDARY INTERSECTIONS ALSO OFFERING
   LOCALIZED FOCI FOR TSTM INITIATION AND MAINTENANCE.  WITH WWD EXTENT
   ACROSS WW AREA...EXPECT GREATER DEEP SHEAR...BUOYANCY...AND EXPECTED
   ORGANIZATION OF SVR POTENTIAL...INCLUDING RISK OF
   SIGNIFICANT/DAMAGING HAIL WITH ANY RELATIVELY DISCRETE SUPERCELLS. 
   HOWEVER...OVERALL COVERAGE MAY CONTINUE TO BE GREATER WITH EWD
   EXTENT INTO SOMEWHAT WEAKER PARAMETER SPACE.  DAMAGING GUSTS AND
   LARGE HAIL THEREFORE ARE POSSIBLE ACROSS ENTIRE WW AREA.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 3 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 65
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 30025.
   
   
   ...EDWARDS
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