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Mesoscale Discussion 263
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   MESOSCALE DISCUSSION 0263
   NWS STORM PREDICTION CENTER NORMAN OK
   0357 PM CDT WED MAR 25 2009
   
   AREAS AFFECTED...THE EDWARDS PLATEAU/HILL COUNTRY INTO SERN TX
   
   CONCERNING...TORNADO WATCH 63...
   
   VALID 252057Z - 252230Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 63 CONTINUES.
   
   SEVERE/ISOLATED TORNADO THREAT CONTINUES ACROSS WRN PORTIONS OF WW.
   
   SURFACE FRONT HAS BEGUN RETREATING ACROSS SOUTHEAST TX...WHILE A
   DRYLINE SHIFTS EWD ACROSS WRN PORTIONS OF THE EDWARDS PLATEAU/MIDDLE
   RIO GRANDE VALLEY.  A FEW STORMS ARE ONGOING INVOF THE
   DRYLINE...WITH THE STRONGEST CELL OVER ERN MASON COUNTY ATTM.  THIS
   STORM HAS INTENSIFIED RECENTLY...WITH A STRONG MESOCYCLONE NOW
   INDICATED.  ALONG WITH AN IMMEDIATE SEVERE/TORNADO THREAT WITH THIS
   STORM...THREAT WILL CONTINUE TO INCREASE ENEWD AS THE FRONT
   CONTINUES RETREATING AHEAD OF ADVANCING MID-LEVEL TROUGH.
   
   ISOLATED STORMS HAVE BEGUN TO DEVELOP INVOF THE HIGHER TERRAIN ON
   THE MEXICO SIDE OF THE RIVER...JUST S OF THE SWRN CORNER OF THE
   WATCH.  ADDITIONAL DEVELOPMENT COULD REQUIRE LOCAL EXTENSION OF WW
   63.
   
   ..GOSS.. 03/25/2009
   
   
   ATTN...WFO...HGX...FWD...EWX...SJT...
   
   LAT...LON   29230076 29880053 30799916 31059717 31779545 30839469
               30309537 29149893 29230076 
   
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Page last modified: March 25, 2009
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