ZCZC NFDSPENES ALL
SPENES
TXZ000-
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SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 03/10/08 0425Z
SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678
LATEST DATA USED: GOES-12 0400Z   CW
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LOCATION...N CENTRAL TEXAS...
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ATTN WFOS...FWD...OUN...SJT...
ATTN RFCS...LMRFC...ABRFC...WGRFC...
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EVENT...HVY RAIN ASSOCIATED WITH CLUSTER OF TSTMS
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SATELLITE ANALYSIS AND TRENDS...LATEST GOES IR IMAGERY ANIMATION
THRU 0400Z HAS INDICATED CLOUD TOP COOLING AND EXPANSION OVER THE
DISCUSSION AREA.  CLOUD TOP TEMPS COOLED TO -58C AS OF 0345Z IR STLT
IMAGE..AND WITH EL LEVELS AT OR SLIGHTLY WARMER THAN -50C..OVERSHOOTING
TOPS ARE LIKELY EMBEDDED WITHIN CLUSTER OF TSTMS.  AS OF 04Z THE 3-HR
HYDROESTIMATOR INDICATED AMOUNTS RANGING UP TO 1-1.5" WITH MAX INVOF
STEPHENS.. SHACKELFORD..YOUNG COUNTIES.
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AIDING TO THE CONTINUED STRENGTHENING OF THESE TSTMS ARE LEFT EXIT REGION
JET DYNAMICS INCREASING THE UPPER LEVEL DIVERGENCE AND STRONG LOW LEVEL
CONVERGENCE FROM 30+KT LLJ AT 850..SUPPORTING INCREASED UVVS..PER STLT
DERIVED WINDS.  PW VALUES ALONG THE TX GULF COAST ARE NEAR 1.0" AND ARE
BEING FED NWD INTO SE TX FROM THE LLJ.  MANUAL STLT RAINFALL ESTIMATE
TECHNIQUE SUGGESTS RATES BETWEEN 1.5-2.0"/HR ARE POSSIBLE WITH THE
EXPECTATION THAT THE CLUSTER OF TSTMS ARE GOING TO CONTINUE TO INTENSIFY.
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SEE WEB LINK BELOW FOR 3-HR STLT RAINFALL ESTIMATE 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 3389 9869 3356 9617 3187 9641 3231 9917
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