000 FLUS74 KOUN 040100 AWUOUN AREA WEATHER UPDATE NATIONAL WEATHER SERVICE NORMAN OK 800 PM CDT SUN JUL 3 2005 ...WARNING DECISION UPDATE... ..THIS WARNING DECISION UPDATE CONCERNS NORTHERN OKLAHOMA... HP SUPERCELL/BOW COMPLEX NEAR WICHITA SEEMS TO BE TRENDING MORE TOWARD LARGE BOW ECHO STRUCTURE WITH TIME..WHILE SLOWLY BEGINNING TO ACCELERATE SEWD. VOLUMETRIC Z DATA FROM KTLX INDICATES THAT THIS CONVECTION REMAINS VERY INTENSE WITH VERY DEEP Z CORES THAT WILL APPROACH N CENTRAL OK 815-845 PM. ALSO OF INCREASING CONCERN FOR LATER THIS EVENING IS HP SUPERCELL/BOW ECHO COMPLEX NOW MOVING ACROSS SW KANSAS THAT HAS A MUCH FASTER FORWARD MOVEMENT. INCREASING LOW LEVEL JET WILL FEED LARGE RESERVOIR OF HIGH TO EXTREME INSTABILITY OVER OK /CAPES AOA 4000/ INTO THIS COMPLEX AS IS MIGRATES SEWD OVER NEXT SEVERAL HOURS..AND EXPECT THIS COMPLEX TO BE ACCOMPANIED BY HIGH-END WIND/HAIL THREAT AS IT MOVES INTO FAR NW OKLAHOMA 03-04Z. KVNX RADAR REMAINS DOWN..AND WE WILL USE KDDC/KICT VELOCITY DATA AS BEST AS POSSIBLE TO RESOLVE LOW LEVEL FEATURES..AND WILL USE VOLUMETRIC Z/V DATA FROM KTLX..SUPPLEMENTED BY KDDC/KICT. LARGE Z CORES AND LARGE CIRCULATIONS EVIDENT ALL EVENING IN STORMS OVER SRN KS SUGGEST GOLFBALL/BASEBALL HAIL AND 80 MPH WIND THREAT WITH ANY SUPERCELL/BOW COMPLEX WITH 50DBZ CORES ABOVE 30 KFT. $$ MILLER NOTE: THIS PRODUCT IS MEANT TO INCREASE INFORMATION EXCHANGE ON THE STORM SCALE. TERMS DEFINED: Z = REFLECTIVITY V = VELOCITY (GROUND- OR STORM-RELATIVE) VOLUMETRIC Z = REFLECTIVITY AT LOW, MID AND HIGH LEVELS VIL = VERTICALLY INTEGRATED LIQUID TDA = ALGORITHM TO DETECT STRONG CYCLONIC SHEAR POSH = PROBABILITY OF SEVERE HAIL ALGORITHM SCIT = STORM CELL IDENTIFICATION AND TRACKING TBS = THREE-BODY SCATTER = REFLECTIVITY FLARE SIGNATURE FROM HAIL AP = ANOMALOUS PROPAGATION MESO = MESOCYCLONE RFD = REAR FLANK DOWNDRAFT BWER = BOUNDED WEAK ECHO REGION MT = MAX STORM TOP TVS = TORNADIC VORTEX SIGNATURE LP = LOW PRECIPITATION SUPERCELL HP = HIGH PRECIPITATION SUPERCELL GIANT HAIL = HAIL 2 INCHES OR GREATER RDA = WSR-88D RADAR SITE VCP = VOLUME COVERAGE PATTERN OF WSR-88D TDWR = TERMINAL DOPPLER RADAR (LOCATED IN NORTHWEST NORMAN) POLARIMETRIC RADAR/DUAL POL=SEE: WWW.NSSL.NOAA.GOV/~SCHUUR/RADAR.HTML ZDR = DIFFERENTIAL REFLECTIVITY KDP = DIFFERENTIAL PHASE HCA = POLARIMETRIC HYDROMETEOR CLASSIFICATION ALGORITHM $$