ZCZC NFDSPENES ALL SPENES AZZ000- . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 07/15/08 1830Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678 LATEST DATA USED: GOES-11 1800Z CW . LOCATION...CENTRAL ARIZONA... . ATTN WFOS...FGZ... ATTN RFCS...CBRFC... . EVENT...QUASI STATIONARY CONVECTION DEVELOPING CAPABLE OF PRODUCING LOCALLY VERY HVY RAINS . SATELLITE ANALYSIS AND TRENDS...LATEST VIS IMAGERY SHOWS DEVELOPING CU/TCU ACROSS PORTIONS OF CENTRAL AZ OVER THE LAST HR. ONE CELL IN PARTICULAR HAS NEARLY REACHED THE EL OF -44C (FROM 12Z FGZ RAOB) WITH CLOUD TOP TEMP AT -42C. THIS CELL..LOCATED OVER S-CENTRAL COCONINO COUNTY..HAS REMAINED STATIONARY FOR AT LEAST THE PAST 1 HR. MANUAL STLT ESTIMATE TECHNIQUE SUGGESTS THIS STORM MAY BE CAPABLE OF PRODUCING BETWEEN 0.2-0.4"/30 MINS. . CURRENT THINKING IS THAT ADDITIONAL STORMS WILL LIKELY DEVELOP ALONG A LINE ORIENTED SE-NW FROM VIC OF SOW/AZ TO LSV/NV BASED ON POSITION OF SFC THETA-E RIDGE AXIS AT 18Z STRETCHED ACROSS THIS LINE. SOME CU/TCU ARE ALREADY BEGINNING TO BUILD IN THE LAST 30 MINS OF VIS. MOISTURE IS EXPECTED TO INCREASE FROM THE S AS A BROAD UPPER-LVL CIRCULATION SPINNING W OF THE BAJA PENINSULA DRAWS THIS MOISTURE NWD INTO AZ/S CA/S NV TODAY. . 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 3606 11147 3522 11090 3496 11215 3569 11241 . NNNN