ZCZC NFDSPENES ALL
SPENES
PRZ000-
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SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 05/01/08 1740Z
SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678
LATEST DATA USED: GOES-12 1715Z    CW
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LOCATION...CENTRAL PUERTO RICO...
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ATTN WFOS...SJU...
ATTN RFCS...
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EVENT...HVY RAINS WITH STATIONARY CELLS
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SATELLITE ANALYSIS AND TRENDS...STLT ANIMATION OVER THE PAST HR HAS
SHOWN MOST OF THE CONVECTIVE CELLS OVER THE ISLAND HAVE BEEN RELATIVELY
SHORT-LIVED..HOWEVER ONE AREA IN PARTICULAR IN CENTRAL PR HAS HAD AN
INTENSE CELL REMAIN NEARLY STATIONARY OVER THE PAST 1-1½ HRS.  THIS CELL
IS LOCATED INVOF THE FOLLOWING MUNICIPALITIES..SE CIALES/S MOROVIS /N
OROCOVIS/SE COROZAL. COLDEST CLOUD TOP TEMPS ASSOCIATED WITH THIS CELL
ARE NEAR -39C AND VIS IMAGERY INDICATES CELL MERGERS HAVE OCCURRED
HELPING TO MAINTAIN THE HIGH RAIN RATES ASSOCIATED WITH THIS CELL.
MANUAL STLT RAINFALL RATE TECHNIQUE SUGGESTS RATES MAY BE REACHING UP
TO 2.0"/HR WITH THIS CELL FOR THE AREAS MENTIONED ABOVE.  THIS IS VERY
WELL POSSIBLE DUE TO THE FACT THAT PW VALUES ARE NEAR 2.0" AS MENTIONED
IN THE PREVIOUS SPENES MESSAGE (1553Z).  MAIN AREA OF CONVECTION THIS
AFTERNOON SHOULD BE CONCENTRATED WITHIN INLAND AREA AS NOW TWO SEA
BREEZES ARE PRESENT..ONE ALONG THE NORTHERN COAST AND THE SECOND ALONG
THE SOUTHERN COAST..WITH BEST SFC CONVERGENCE BETWEEN THE TWO.
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PLEASE SEE BELOW WEB ADDRESS FOR STLT GRAPHIC IN ABOUT 10 MINS.
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SEE NCEP HPC DISCUSSION AND QPF/S FOR FORECAST.
....NESDIS IS A MEMBER OF 12 PLANET....
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SSD/SAB WEB ADDRESS FOR PRECIP ESTIMATES:
HTTP://WWW.SSD.NOAA.GOV/PS/PCPN/
...ALL LOWER CASE EXCEPT /PS/PCPN/
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LAT...LON 1841 6619 1821 6619 1822 6655 1841 6657
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