ZCZC NFDSPENES ALL SPENES MTZ000-IDZ000- . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 04/15/08 0410Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678 LATEST DATA USED: GOES-11 0400Z KUSSELSON . LOCATION...NW MONTANA...N IDAHO... . ATTN WFOS...MSO...OTX... ATTN RFCS...NWRFC... . EVENT...COOLING ALOFT...WEAK MOISTURE AND LIFT FOR ENHANCED SNOW N IDAHO SPILLING INTO NW MONTANA.. . SATELLITE ANALYSIS AND TRENDS...BIG PICTURE HAS POSITIVE TILTED TROUGH W WA TO JUST OFF N CA/SW OREGON COASTS DRIFTING EAST. COOLING ALOFT WORKING EAST NEAR AND JUST AHEAD OF UPPER TROUGH. COOLING TOPS WITH BAND ON IR LOOP NORTHERN IDAHO INTO NW MONTANA. HIGHEST ELEVATION ALREADY HAVE HAD STEADY SNOW AND COOLING ALOFT TAKING THOSE SNOW LEVELS DOWN OVERNIGHT ACROSS N IDAHO. THIS WILL EVENTUALLY SPILL INTO MORE OF THE HIGH ELEVS OF NW MONTANA (HAWKINS LAKE ONLY OBS I SEE BELOW FREEZING RIGHT NOW). NOT SURE THERE IS ENOUGH PW MOISTURE (CURRENT NEAR 0.3-0.4") FOR 1"/HR SNOWS...BUT RIGHT DYNAMICS COULD MAKE A STRONG POINT FOR SEVERALS HRS OF MDT SNOWS OVERNIGHT...ESPECIALLY HIGHER ELEVS OF N IDAHO WORKING INTO NW MONTANA LATER TONIGHT AS PER NCEP HPC FORECAST. WILL CONTINUE TO MONITOR... . 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 5002 11471 4711 11457 4620 11653 4996 11691 4997 11664 . NNNN