ZCZC NFDSPENES ALL SPENES WYZ000- . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 05/23/08 1816Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678 LATEST DATA USED: GOES-11 1800Z CW . LOCATION...WYOMING... . ATTN WFOS...UNR...CYS...BYZ...RIW... ATTN RFCS...MBRFC...CBRFC... . EVENT...HVY RAINS EXPECTED WITH DEVELOPING AREA OF CONVECTION . SATELLITE ANALYSIS AND TRENDS...WITH RELATIVELY CLEAR SKIES ACROSS MUCH OF SW WY TODAY..SUFFICIENT DAYTIME HEATING HAS CREATED AN UNSTABLE ATMOSPHERE SUPPORTIVE OF CONVECTIVE DEVELOPMENT. LATEST GOES VIS IMAGERY INDICATES CONVECTION HAS BEGUN TO DEVELOP IN LAST HR INVOF CARBON AND ALBANY COUNTIES IN SW WY AND NORTH-CENTRAL CO COUNTIES OF ROUTT/JACKSON/LARIMER. AS OF NOW CLOUD TOPS ARE VERY WARM (-26C)..BUT ARE EXPECTED TO COOL RAPIDLY IN NEXT 1-3 HRS. FURTHER DEVELOPMENT AND INTENSIFICATION OF THESE CONVECTIVE CELLS IS EXPECTED WITH ENHANCED UVVS FROM A W-E ORIENTED S/WV MOVING DUE NORTH ACROSS CENTRAL CO PER WV ANALYSIS. CURRENTLY THINKING IS CONVECTION WILL MOVE SLOWLY NORTHWARD ACROSS EAST-CENTRAL WY THIS AFTERNOON WHERE A SFC BOUNDARY AND BEST SFC MOISTURE CONVERGENCE RESIDES. LLVL MOISTURE AXIS EXTENDS SE-NW FROM W NE INTO E WY AND 40-45KT ESE 925-850MB WINDS WILL HELP TO PROVIDE INCREASING MOISTURE TRANSPORT INTO THE DISCUSSION AREA. RAINFALL WILL BE HVY AT TIMES WITH THE POTENTIAL OF UP TO 0.50” (MAYBE SOME LOCALIZED 0.75”) BETWEEN HOT SPRINGS AND CAMPBELL COUNTIES SOUTHWARD BETWEEN CARBON AND LARAMIE COUNTIES IN EAST-CENTRAL WY. . 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 4469 10659 4119 10456 4112 10727 4445 10912 . NNNN