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Severe Thunderstorm Watch 163
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WW0163 Radar
Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
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   SEL3
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 163
   NWS STORM PREDICTION CENTER NORMAN OK
   535 AM CDT FRI APR 4 2008
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          WESTERN LOUISIANA
          CENTRAL AND EAST TEXAS
   
   EFFECTIVE THIS FRIDAY MORNING FROM 535 AM UNTIL 1100 AM CDT.
   
   HAIL TO 2 INCHES IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 105
   STATUTE MILES EAST AND WEST OF A LINE FROM 75 MILES NORTH
   NORTHEAST OF LUFKIN TEXAS TO 35 MILES EAST OF NEW BRAUNFELS
   TEXAS.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED
   WATCH OUTLINE UPDATE (WOUS64 KWNS WOU3).
   
   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 160...WW 161...WW 162...
   
   DISCUSSION...SCTD TSTMS/POSSIBLE SUPERCELLS EXPECTED TO MOVE/DEVELOP
   INTO WW OVER THE NEXT FEW HOURS AS UVV INCREASES DOWNSTREAM FROM W
   CNTRL TX SHORTWAVE IMPULSE.  STORMS LIKELY WILL PERSIST BOTH ALONG
   AND N OF  COLD FRONT MOVING SSE INTO WW...AND POSSIBLY IN CONFLUENT
   SSWLY LOW LEVEL FLOW JUST AHEAD OF FRONT N OF I-10.  WIND PROFILES
   AND RICH MOISTURE INFLOW SUGGEST THREAT FOR LARGE HAIL/HIGH WIND AND
   SMALL BOWS.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 26035.
   
   
   ...CORFIDI
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Page last modified: April 04, 2008
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