ZCZC SPCSWOMCD ALL ACUS11 KWNS 010247 SPC MCD 010247 TXZ000-010315- MESOSCALE DISCUSSION 0361 NWS STORM PREDICTION CENTER NORMAN OK 0947 PM CDT SUN MAR 31 2013 AREAS AFFECTED...DEEP S TX CONCERNING...SEVERE THUNDERSTORM WATCH 76...77... VALID 010247Z - 010315Z THE SEVERE WEATHER THREAT FOR SEVERE THUNDERSTORM WATCH 76...77...CONTINUES. SUMMARY...DISCRETE SUPERCELL ALONG THE BORDER OF WW/S 76/77 SHOULD CONTINUE TO RAPIDLY WEAKEN WITH RE-INTENSIFICATION NOT EXPECTED. DISCUSSION...A PREVIOUSLY INTENSE SUPERCELL WITH A HISTORY OF PRODUCING VERY LARGE HAIL HAS WEAKENED SUBSTANTIALLY IN THE PAST 20-30 MINUTES. THIS IS LIKELY OWING TO RAPIDLY INCREASING MLCIN /AS SAMPLED BY 00Z CRP AND BRO RAOBS/ AND INFERRED BY GROUND CLUTTER PATTERN FROM BRO RADAR. SUCH A STRONG CAPPING INVERSION IN THE ABSENCE OF LARGER-SCALE ASCENT SHOULD RESULT IN RAPID DEMISE OF THIS SUPERCELL BETWEEN 03-04Z. ..GRAMS.. 04/01/2013 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...CRP...BRO... LAT...LON 27499786 27379734 27239740 27069752 26959772 26879809 26969834 27439825 27499786 NNNN