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ZCZC NFDSPENES ALL SPENES HIZ000- . SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 03/02/20 0201Z SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-683-1404 LATEST DATA USED: AMSU-PWAT; GOES-17 WV/IR/VIS; AMSU-RAIN; JLL . LOCATION...PUERTO RICO... . ATTN WFOS...HFO... ATTN RFCS...AKRFC . EVENT...HEAVY RAINFALL AND POTENTIAL FOR FLOODING . SATELLITE ANALYSIS AND TRENDS...GOES-17 WV IMAGERY DEPICTS AN AREA OF MOISTURE ASSOCIATED WITH A CYCLONIC LOW ROTATING TO THE NORTHEAST OF THE BIG ISLAND, BRINGING PERIODS OF HEAVY RAINFALL TO THE NORTHEASTERN PORTION OF HAWAII. WINDS FROM THE NORTHWEST ARE TRANSPORTING HEIGHTENED PW VALUES NEARING 1.5" TO THE REGION. PARTICULARLY, AN AREA OF CONVECTION HAS PERSISTED FROM THE KOHALA REGION SOUTHEAST THROUGH HILO AND INTO THE PUNA DISTRICT, PROVIDING PERIODS OF HEAVY RAINFALL FOR THE AREA. BASED ON RECENT AMSU AERIAL AVERAGE RAINFALL RATE PRODUCT, RAIN RATES ASSOCIATED WITH THE SYSTEM ARE NEARING 1.5 IN/HR AT TIMES WITH LOCALLY HEAVIER RATES POSSIBLE. AS THE NEARBY LOW DETERIORATES AND AIR MASS STABILIZES, SCATTERED THUNDERSTORM AND RAINFALL ACTIVITY SHOULD SUBSIDE. THROUGHOUT THE OVERNIGHT HOURS, EXPECT SCATTERED HEAVY RAINFALL TO CONTINUE WITH PRECIPITATION THREAT DIMINISHING FOR MONDAY AFTERNOON. . SHORT TERM OUTLOOK VALID 0200-1400Z...MEDIUM CONFIDENCE FACTOR IN SHORT TERM OUTLOOK...SCATTERED HEAVY RAINFALL AND THUNDERSTORM ACTIVITY ANTICIPATED TO CONTINUE FOR THE NORTHEASTERN PORTION OF HAWAII (BIG ISLAND) AS DETERIORATING LOW TO THE NORTHEAST STABILIZES OVERNIGHT AND HIGH PRESSURE BUILDS TO NORTH OF THE ISLANDS. . ....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 1863 6717 1862 6717 1861 6499 1782 6533 1785 6752 . NNNN |
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