ZCZC NFDSPENES ALL SPENES . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 09/17/07 2315Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678 LATEST DATA USED: G12 2300Z CK . LOCATION...SW TEXAS... . ATTN WFOS...SJT...MAF... ATTN RFCS...WGRFC... . EVENT...NEW TSTMS VCNTY TERRELL/PECOS BORDER..AS OTHER CNVTN APPROACHES . SATELLITE ANALYSIS AND TRENDS...AS BAND OF CNVTN EXTENDING FM N PECOS TO NW BREWSTER COUNTY MOVES EWD A NEW BAND OF TSTMS HAS FORMED ALONG THE TERRELL/PECOS COUNTY BORDER. WHILE THE INDIVIDUAL CELLS ARE MOVG NE..NEW TSTMS CONTINUE TO INCR TO THE S..INVOF THE BORDER AREA OF BREWSTER AND TERRELL COUNTIES AND JUST TO THE S OF TERRELL COUNTY. . THE CONCERN GOING FORWARD IT TWOFOLD. THAT IS..THAT THE OUTFLOW FM THE BAND OF CNVTN TO THE W WILL REACH AND MERGE WITH THE STMS ALONG THE TERRELL/PECOS COUNTY BORDER. IN ADDITION..THE OUTFLOW FM THE TSTMS S OF THE TERRELL BORDER WILL CONTINUE TO SPREAD NWD AND MERGE WITH THE CNVTN AS WELL. THUS..VERY HVY RAINFALL RAINFALL RATES ARE LIKELY OVER PECOS AND TERRELL COUNTIES OVER THE NEXT COUPLE OF HRS..AND BREWSTER COUNTY AS WELL. ADDITIONAL AMOUNTS BTWN 2-3" ARE POSSIBLE. . LATEST IMAGE SHOWS THAT THE COLDEST CNVCTV CLOUD TOP IS OVER N PECOS COUNTY..WITH CLOUD TEMPS COOLING FM -61C TO -70C IN THE PAST 15 MINUTES. THIS CELL IS MOVG NEWD AND..BASED ON CURRENT MOVEMENT..WILL SPREAD VERY HVY RAINFALL INTO CRANE COUNTY DURING IN THE NEXT HR. . 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 3139 10213 2899 10162 2883 10398 3131 10351 . NNNN