ZCZC NFDSPENES ALL
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SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 10/19/07 1105Z
SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678
LATEST DATA USED: G11  1030Z  CK
NOAA AMSU: 0519Z  QUICKSCAT: 0228-0249Z
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LOCATION...NW CALIFORNIA...S OREGON...
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ATTN WFOS...MFR...STO...EKA...
ATTN RFCS...NWRFC...CNRFC...
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EVENT...BAROCLINIC LEAF EXTENDING SW AND SWWD..WITH CLOUD TOP COOLING
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SATELLITE ANALYSIS AND TRENDS...OVER THE PAST FEW HRS BAROCLINIC LEAF
HAS BEEN EXTENDING SWD OVER NW CA..AND MORE RECENTLY EXPANDING SWWD FM
THE OR COAST TO WELL W OF 125W. IN ADDITION TO THE EXTENSION/EXPANSION
OF THE LEAF..CLOUD TOPS HAVE SHOWN SOME SIGNIFICANT COOLING ESP OVER NW
CA. THIS SUGGESTS AN INCR IN RAINFALL RATES..AS WELL AS AN EXPANSION
IN COVERAGE OF MOD/HVY RAIN. GOES SOUNDER..POLAR MICROWAVE..AND GOES
IR IMAGERY ALL SHOW ZONE OF GREATEST LL MOISTURE EXTENDING SWWD FM THE
NW CA/SW OR COAST TO JUST S OF 40N 130W TO 30N 150W. QUICKSCAT WINDS..AS
WELL AS OVERLAY OF GFS LL WIND FORECAST..SUGGEST THAT THE BEST LL MOISTURE
WILL CONTINUE TO BE CHANNELED ACRS NW CA/S OR DURING THE MORNING. NOAA
AMSU AS WELL AS CIRA BLENDED PW PRODUCT SHOWS PW'S AS HIGH AS 1.5" +/-
OFFSHORE..SOME 200 PER CENT OF NORMAL. AUTOMATED HYDROESTIMATOR INDICATES
RAINFALL RATES BTWN 0.25-0.5"/HR.. ESP OVER DEL NORTE AND W/NW SISKIYOU
AND HUMBOLDT COUNTIES CA. BASED ON STLT TRENDS MENTIONED ABOVE..WOULD
EXPECT THESE RATES TO BE MAINTAINED. IF ANYTHING..CAN SEE 0.5"PLUS IN
AN HOUR AT TIMES..ESP OVER FAVORED UPSLOPE AREAS.
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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 4268 12142 4019 12264 3984 12561 4249 12583
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