ZCZC NFDSPENES ALL SPENES CAZ000- . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 11/30/12 1435Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-683-1404 LATEST DATA USED: GOES-13 1400 LP . LOCATION...CALIFORNIA... . ATTN WFOS...REV...MFR...STO...MTR...EKA... ATTN RFCS...CNRFC... . EVENT...MOD/HVY PRE . SATELLITE ANALYSIS AND TRENDS... AN UL LOW IN THE GULF OF ALASKA REMAINS STATIONARY, CREATING CONTINUED HEAVY RAIN EVENT FOR NORTHERN CALIFORNIA AND COASTAL OREGON AND WASHINGTON. MOST RECENT IMPULSE MOVING THROUGH THE UL'S HAS MOVED ONSHORE IN NORTHERN CALIFORNIA, AND APPEARS TO BE WEAKENING AS CLOUD TOPS OVER THE AREA HAVE WARMED SLIGHTLY OVER THE PAST FEW HRS. UPSTREAM... ANOTHER IMPULSE (LOCATED AT 37N,130W) IS STRENGTHENING WITH RECENT ENHANCEMENT IN WV IMAGERY. IMPULSE IS ASSOCIATED WITH HIGH MOISTURE PLUME...WITH TPW VALUES OF 1-1.25" AS SEEN IN SATELLITE BLENDED TPW... ALSO MERGING WITH A MOISTURE PLUME SURGING NORTHWARD INTO SOUTHERN CALIFORNIA. EXPECT IMPULSE COME ON SHORE BETWEEN 16-19Z. CURRENT RATES ARE 0.1-0.2"/HR WITH HEAVER RAIN BURST OF 0.25-0.4"/HR. . AN ANNOTATED SATELLITE GRAPHIC SHOWING THE HEAVY PRECIPITATION THREAT AREA SHOULD BE AVAILABLE ON THE INTERNET ADDRESS LISTED BELOW IN APPROXIMATELY 10-15 MINUTES. . SHORT TERM OUTLOOK VALID 1445-2145Z...MEDIUM CONFIDENCE FACTOR IN SHORT TERM OUTLOOK... EXPECT MOD/HVY RAIN THREAT TO CONTINUE AS IMPULSE MOVES ONSHORE. CURRENT RATES SUGGEST 0.1-0.2"/HR... BUT RATES MAY INCREASE WITH AN INCREASING MOISTURE FEED FROM SOUTHERN CALIFORNIA. HIGH TERRAIN MOST LIKELY TO SEE HEAVIEST RAIN BURSTS. . ....NESDIS IS A MEMBER OF 12 PLANET.... . FOR QUESTIONS AND COMMENTS CONCERNING THE SATELLITE PRECIPITATION MESSAGES AND GRAPHICS PLEASE EMAIL SSDPrecip@noaa.gov . FOR PRECIP MESSAGES AND GRAPHICS ON THE WEB: http://www.ssd.noaa.gov/PS/PCPN/ . FOR AUTOMATED SATELLITE PRECIPITATION ESTIMATES ON THE WEB: http://www.star.nesdis.noaa.gov/smcd/emb/ff/CONUS.php . LAT...LON 4137 12513 4128 12048 3906 12023 3834 11966 3681 12311 . NNNN