ZCZC SPCSWOMCD ALL ACUS11 KWNS 200415 SPC MCD 200415 OKZ000-TXZ000-200545- MESOSCALE DISCUSSION 0705 NWS STORM PREDICTION CENTER NORMAN OK 1115 PM CDT TUE MAY 19 2015 AREAS AFFECTED...SRN OK/N TX CONCERNING...TORNADO WATCH 191... VALID 200415Z - 200545Z THE SEVERE WEATHER THREAT FOR TORNADO WATCH 191 CONTINUES. SUMMARY...SEVERE RISK -- INCLUDING AN ISOLATED/BRIEF TORNADO -- CONTINUES WITHIN REMAINING PORTIONS OF WW 190 AND ACROSS WW 191. DISCUSSION...GRADUAL/GENERAL DECREASE IN CONVECTIVE INTENSITY IS EVIDENT IN RADAR LOOP OVER THE PAST HOUR...THOUGH A CLUSTER OF STORMS OVER THE WISE/DENTON CO TX VICINITY CONTINUES TO EXHIBIT EMBEDDED -- AND OCCASIONALLY STRONG -- ROTATION. WHILE RISK FOR HAIL/DAMAGING WINDS AND AN ISOLATED TORNADO PERSISTS...SEVERE THREAT SHOULD CONTINUE TO SLOWLY DECLINE OVER THE NEXT COUPLE OF HOURS. IN ADDITION TO LINGERING SEVERE RISK...MANY AREAS HAVE RECEIVED HEAVY RAINFALL...AND FLASH FLOODING REMAINS A CONCERN ACROSS THIS REGION AS WELL. ..GOSS.. 05/20/2015 ...PLEASE SEE WWW.SPC.NOAA.GOV FOR GRAPHIC PRODUCT... ATTN...WFO...TSA...FWD...OUN...SJT...LUB... LAT...LON 33449999 33890045 34390028 35069897 35069820 35119594 34539574 33429588 33209758 33449999 NNNN