ZCZC NFDSPENES ALL
SPENES
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SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 08/08/07 0425Z
SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678
LATEST DATA USED: GOES-12 0415Z  RUMINSKI
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LOCATION...NEW YORK...NEW JERSEY...PENNSYLVANIA...
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ATTN WFOS...PHI...BGM...CTP...
ATTN RFCS...NERFC...MARFC...OHRFC...
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EVENT...HEAVY RAIN FOR NORTH CENTRAL INTO EASTERN PENNSYLVANIA WITH
TRAINING SITUATION
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SATELLITE ANALYSIS AND TRENDS...VERY MOIST AMS IN PLACE OVER ALL OF PA TO
SUPPORT TORRENTIAL RAIN WITH PW/S AOA 2 INCHES (200 PERCENT OF NORMAL)
AND SFC TD/S IN LOW TO MID 70S. ONGOING CNVTN OCRG IN RGN OF MODEST 8H
THETA-E ADV AND TRACKING ALG ISOBARIC GRADIENT ON 305K ISENTROPIC SFC.
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LATEST SATELLITE IMAGERY SHOWING BROAD AREA OF CD TOPPED CNVTN WHICH HAS
BEEN INCRG IN AERIAL COVERAGE PAST CPL OF HRS. SEVERAL DISTINCT CLUSTERS
HAVE BEEN FILLING IN AND LINING UP MORE PARALLEL TO MID LEVEL STEERING
FLOW ALLOWING FOR NUMEROUS REPEAT CELLS TO TRACK ACRS THE RGN.
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FLOODING ALRDY NOTED ACRS SEVERAL COUNTIES IN NW AND N CENTRAL PA. SOME
OF THIS ACTIVITY NOW TAKING A TURN TO THE RIGHT (IE COLD CLD TOPS OVER SW
POTTER) AND WILL AFFECT AREAS ARND NORTHUMBERLAND AND MONTOUR WHICH HAVE
ALRDY HAD TWO CLUSTERS OF CNVTN TRACK OVER THEM. EVEN THOUGH CELLS ARE
PROGRESSIVE..SATELLITE ESTS GIVING MAX HLF HR RAINFALL UP TO 1.5 INCHES
UNDER THE CORES. MUCH OF ERN PA THEREFORE UNDER HEAVY RAIN THREAT DURING
THE OVERNIGHT HRS.
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QUICK LOOK AT 0415Z IMAGE SHOWS COLDEST CLD TOPS (OVERSHOOTING TOPS)
MOVING INTO NE SCHUYLKILL COUNTY WHILE CLD TOPS WITH CNVTN CLUSTER APCHG
THE KPHL HAVE WARMED. MODEST WARMING OF CLD TOPS WITH CLUSTER OF CNVTN
ENTERING LYCOMING AND CLINTON.
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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 4194 7865 4190 7520 3996 7508 4027 7865
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