ZCZC NFDSPENES ALL SPENES IAZ000-NEZ000-SDZ000- . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 06/08/08 0518Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678 LATEST DATA USED: GOES-12 0502Z GG . LOCATION...NEBRASKA...EXT SE SOUTH DAKOTA... . ATTN WFOS...FSD...OAX...GID...LBF... ATTN RFCS...MBRFC... . EVENT...OVERRUNNING/MCS DEVELOPMENT . SATELLITE ANALYSIS AND TRENDS...WV LOOP SHOWS STRONG SHORTWAVE TROF OVER NORTHERN HIGH PLAINS WITH A VERY STRONG EJECTING JET MAX DEVELOPING OVER NE CO INTO WY WHICH IN TURN IS LEADING HEIGHT FALLS AND BROAD SCALE ASCENT OVER NE. SFC LOW DEVELOPING IN LEE OF ROCKIES AND VERY STRONG 60-70KT SLY LLJ IS LEADING TO SERIOUS LOW LEVEL FRONTOGENESIS AND ISENTROPIC LIFT. ALL OF THIS HAS LEAD TO A BROAD AREA OF ISOLATED TO SCATTERED THUNDERSTORMS COMPLEXES TO DEVELOP OVER THE DISCUSSED AREA. CURRENTLY THE CLUSTERS ARE BEGINNING TO COOL TO -65C AS WELL AS MELDING OF THE TOPS INTO A LARGER MCS... WITH VERY AMPLE AVAILABLE ENVIRONMENT MST WITH PWS IN THE 1.7" RANGE AND CONTINUED HIGH MST FLUX FROM LLJ...COLDEST TOPPED CORES SUCH AS THOSE OVER BUFFALO TO HAMILTON COUNTY NE ARE CAPABLE OF RATES OVER 2"/HR WITH TOTALS ABOUT THE SAME OR HIGHER DUE TO SPEED OF MOTION AND SLIGHT TRAINING NEWARD. AUTOMATED TECHNIQUES WILL DO POORLY WITH THIS EVENT AS CIRRUS BLOWOFF IS WELL NORTH...WHILE CELL MOTIONS APPREAR TO BE NE OR E IF THERE IS RIGHT TURNING SUPERCELLS. CURRENT MODE WILL FAVOR SEVERE WITH HAIL...BUT WITH TIME FURTHER MERGERS OF THE COMPLEX WILL LEAD TO VERY EFFICIENT RAIN PRODUCERS AS THE COMPLEX INCREASES OVER NE NEB LATER THIS MORNING. . SEE NCEP HPC DISCUSSION AND QPF/S FOR FORECAST. ....NESDIS IS A MEMBER OF 12 PLANET.... . SSD/SAB WEB ADDRESS FOR PRECIP ESTIMATES: HTTP://WWW.SSD.NOAA.GOV/PS/PCPN/ ...ALL LOWER CASE EXCEPT /PS/PCPN/ . LAT...LON 4341 9658 4100 9609 4028 9992 4197 9975 . NNNN