ZCZC MKCSWODY1 000 ACUS1 KMKC 221853 MKC AC 221852 CONVECTIVE OUTLOOK...REF AFOS NMCGPH94O. VALID 221900Z - 231200Z NO SVR TSTMS FCST. GEN TSTMS ARE FCST TO THE RIGHT OF A LINE FROM 75 WSW TUS 50 NW GBN GCN DRO TAD 45 W END OKC 35 W TYR PSX. WELL DEFINED UPPER LOW OVER AZ ATTM...SHOULD MAINTAIN AREA OF CNVTN AS IT MOVES EWD ACRS AZ AND INTO NM THRU THE RMDR OF THE PD. COLD MID TO UPPER LVL AMS WAS SUPPORTING AREA OF MDT INSTBY WITH SFC BASED PAR TO 1500 J/KG ATTM...GIVEN STEEP LAPSE RATES AND MRGL LOW LVL MSTR AMOUNTS...WHICH SHOULD PERSIST INTO THE EARLY EVENING. THIS SUGGESTS ISOLD STORMS HAVE PTNL FOR SMALL HAIL UNTIL LOW LVLS STABILIZE AFTER DARK. INCRG LLJ AHEAD OF FEATURE IS EXPECTED TO DVLP OVER THE SRN PLAINS DURG THE EVENING/OVERNIGHT...WITH AN AXIS OF STGST WINDS OVER WRN TX AND INTO WRN OK/S-CNTRL KS. THIS WILL INCR LOW LVL MSTR ADVECTION NWD OVER POST-FRONTAL SFC AMS...AND SHOULD SUPPORT ELEVATED TSTM ACTIVITY DVLPG DURG LATER HALF OF PD ACRS TX AND INTO PARTS OF SRN/WRN OK. ..EVANS.. 10/22/97