MESOSCALE DISCUSSION 0815
   NWS STORM PREDICTION CENTER NORMAN OK
   0635 PM CDT WED MAY 07 2008
   
   AREAS AFFECTED...S CENTRAL OK AND INTO PARTS OF NRN AND CENTRAL TX
   
   CONCERNING...TORNADO WATCH 273...274...
   
   VALID 072335Z - 080030Z
   
   THE SEVERE WEATHER THREAT FOR TORNADO WATCH 273...274...CONTINUES.
   
   STRONG/SEVERE STORMS CONTINUE MOVING ENEWD ACROSS PARTS OF OK/TX.
   
   LATEST RADAR MOSAIC SHOWS STORMS MOVING ACROSS ERN PORTIONS OF WW
   273 AND 274...WITHIN MARGINALLY-UNSTABLE BUT STRONGLY-SHEARED
   ENVIRONMENT AHEAD OF THE COLD FRONT/DRYLINE.  STORMS WILL CONTINUE
   SHIFTING INTO WW 275...LIKELY VACATING WW 273 AND 274 PRIOR TO THEIR
   SCHEDULED EXPIRATION TIMES.  IN THE MEAN TIME...EXPECT STORMS TO
   REMAIN CAPABLE OF PRODUCING LARGE HAIL AND LOCALLY-DAMAGING
   WINDS...ALONG WITH A CONTINUED POTENTIAL FOR ISOLATED TORNADOES.
   
   ..GOSS.. 05/07/2008
   
   
   ATTN...WFO...SHV...TSA...HGX...FWD...OUN...EWX...
   
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