000 FLUS74 KOUN 080338 AWUOUN AREA WEATHER UPDATE NATIONAL WEATHER SERVICE NORMAN OK 1040 PM CST MON APR 07 2008 ...WARNING DECISION UPDATE... THIS WARNING DECISION UPDATE CONCERNS CENTRAL OKLAHOMA. DEVELOPING SUPERCELL NORTH SIDE OF EL RENO EXHIBITING STRONG LOW LEVEL CONVERGENCE AND DEVELOPING REFLECTIVITY PENDANT. HAVE REISSUED SVR FOR THE STORM...AND HAVE UPPED EXPECTED HAIL SIZE TO GOLFBALLS DUE TO RECENT INTENSIFICATION. CONTINUING TO MONITOR VOLUMETRIC TRENDS IN Z AND SRM. $$ SMITH