ZCZC NFDSPENES ALL SPENES . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 08/15/07 0419Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678 LATEST DATA USED: GOES-11/12 0400Z KUSSELSON . LOCATION...W NEBRASKA...SW AND S CENTRAL SOUTH DAKOTA... LOCATION...N CENTRAL NEBRASKA . ATTN WFOS...LBF...UNR... ATTN RFCS...MBRFC... . EVENT...MERGER AND TRAINING W NEBRASKA...MULTIPLE RAIN BURSTS ALONG SD-NEBRASKA BORDER FOR HEIGHTENED FF THREATS... . SATELLITE ANALYSIS AND TRENDS...TONGUE OF MAX PW MOISTURE S ILLINOIS THRU C NEBRASKA HELPING CONVECTION INTERIOR WESTERN NEBRASKA AND FUTURE CONCERNS FOR CENTRAL NEBRASKA. AREA TO THE NORTH ALONG SD-NEBRASKA BORDER MORE IN THE PW GRADIENT AREA BETWEEN MIN VALUES TO THE NORTH AND NW AND THAT TONGUE OF HIGH VALUES ACROSS NEBRASKA. STILL MAY BE ANOTHER MERGER OR TWO WITH COMPLEX INTERIOR WESTERN NEBRASKA...BUT MAIN CONCERN WILL BE SLOW MOVING CELLS AND TRAINING BURSTS AFFECTING THE DEUEL TO MCPHERSON COUNTY AREA THAT INCLUDES ARTHUR...GARDEN AND KEITH COUNTIES WHERE HVY RAIN BURSTS HAVE ALREADY OCCURRED THIS EVENING. COLD TOPS AND PW VALUES OF 1.6” CAN RESULT IN 1-2 INCHES PER 45-75 MINUTES FOR THE NEXT 1-2HRS. TO THE NORTH ALONG SD-NEBRASKA BORDER...LOOKING AT MORE OF A TRAINING EVENT ACROSS CHERRY COUNTY OF N NEBRASKA AND BENNETT SPILLING INTO TODD COUNTY OF S SOUTH SD. BUT WITH MORE MOVEMENT AND LOWER MOISTURE...CAN PROBABLY EXPECT LESS RAIN THAN TO THE SOUTH. WILL MONITOR AS BOTH COMPLEXES TRY TO PUSH EAST NEXT FEW HRS. . 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 4313 10141 4304 10149 4113 10083 4117 10235 4302 10214 . NNNN