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ZCZC NFDSPENES ALL SPENES PRZ000- . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 04/05/21 1945Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-683-1404 LATEST DATA USED: GOES 16 1920Z . LOCATION...PUERTO RICO... . ATTN WFOS...SJU... ATTN RFCS... . EVENT...MODERATE RAINFALL POTENTIAL OVER WESTERN AND CENTRAL PUERTO RICO . SATELLITE ANALYSIS AND TRENDS...LATEST GOES 16 IR AND WATER VAPOR SATELLITE IMAGERY SHOW DEVELOPMENT OF CONVECTION OVER THE PAST FEW HOURS OVER WESTERN AND CENTRAL PUERTO RICO. CURRENT RADAR IMAGERY SHOWS THAT THE CONVECTION IS RELATIVELY STATIONARY OVER MOST OF PUERTO RICO. THE 12Z RAOB FROM TJSJ SHOWS PW VALUES OF 1.53". THIS WAS PRIOR TO MOST OF THE NEW CONVECTION SO PWAT VALUES COULD BE HIGHER. WATER VAPOR IMAGERY SHOWS INCREASED MOISTURE MOVING IN FROM THE SOUTH AND SOUTH WEST. BLENDED TPW HAS INCREASED OVER THE LAST FEW HOURS AS THE MOISTURE FROM THE SOUTH AND SOUTH WEST HAS BEGUN TO MAKE ITS WAY INTO THE AREA. . SHORT TERM OUTLOOK VALID 1930-2300Z...MEDIUM-LOW CONFIDENCE FACTOR IN SHORT TERM OUTLOOK...RECENT RADAR OUT OF SAN JUAN HAS SHOWN A LINE OF CONVECTION STRETCHING ACROSS THE ISLAND FROM WEST TO EAST WITH MODERATED PRECIPITATION. THE HIGHEST THREAT APPEARS TO BE WESTERN AND PARTS OF CENTRAL PUERTO RICO WHERE SLOW/STATIONARY MODERATE RAINFALL EXIST. FLOOD ADVISORIES ARE CURRENTLY IN EFFECT FOR PARTS OF WESTERN AND CENTRAL PUERTO RICO. . ....NESDIS IS A MEMBER OF NWSCHAT (NESDISSATELLITEPRECIP).... ....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.ospo.noaa.gov/Products/atmosphere/spe/ . FOR AUTOMATED SATELLITE PRECIPITATION ESTIMATES ON THE WEB: http://www.star.nesdis.noaa.gov/smcd/emb/ff/CONUS.php . LAT...LON 1905 6555 1742 6519 1746 6752 1890 6757 . NNNN |
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