SATELLITE PRECIPITATION ESTIMATES..DATE/TIME 02/23/10 1521Z
SATELLITE ANALYSIS BRANCH/NESDIS---NPPU---TEL.301-763-8678
LATEST DATA USED: GOES-12 1445Z KUSSELSON
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LOCATION...TEXAS...
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ATTN WFOS...SHV...HGX...FWD...EWX...SJT...LUB...MAF...
ATTN RFCS...WGRFC...
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EVENT...DYNAMICS AND JUST ENOUGH MOISTURE TO ADD TO SEASONAL SNOWFALL
TOTALS...
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SATELLITE ANALYSIS AND TRENDS...BIG PICTURE SHOWED BIG RIDGE WEST COAST
BEGINNING TO GIVE GROUND BUT HAVING DOWNSTREAM AFFECTS IN FORCING
WESTERN NEW MEXICO VORT SOUTH WITH HELP OF POLAR JET OF NEAR 85KTS
CENTERED ON AZ AS PER SATELLITE WINDS. AS THIS VORT GETS CLOSER TO
SUBTROPICAL JET NOW FROM CENTRAL OLD MEXICO INTO THE GULF...VORT LOBE WILL
TURN MORE SE AND THEN LATER EAST. OF IMMEDIATE CONCERN WAS COMMA TAIL
CLOUD BAND JUST AHEAD OF VORT THAT HAD DYNAMICS FOR PRODUCING SNOW BUT
LESS MOISTURE THAN FURTHER EAST. MOSTLY LIGHT SNOW HERE BUT THERE COULD
BE STEADIER SNOW AS BAND MOVES INTO CENTRAL WHERE BETTER MOISTURE AND
DYNAMICS CLASH. OUT AHEAD OF COMMA TAIL BAND WERE TWO BAROCLINIC LEAFS.
ONE INTERIOR NW ACROSS N TX...THE OTHER FURTHER SOUTH ACROSS CENTRAL TO
INTERIOR E CENTRAL TX. ALWAYS TRICKY TO DELINEATE SNOW FROM ICE AND SLEET
AND RAIN AS COLDER AIR COMING IN ALOFT AND MOISTURE DEEPNING IN PLACE
AS DYNAMIC COME ACROSS FROM THE WEST. SOME PLACE COULD GET SEVERAL HRS
OF MODERATE TO HVY SNOW BEFORE DYNAMICS PASS TO THE EAST AND MOISTURE
DECREASES SUBSTANTIALLY FROM THE WEST (THINKING SOUTH OF DALLAS AREA).
BEST SNOW AREA OF IMMEDIATE CONCERN SEEMS TO BE CENTERED FROM CROCKETT TO
COKE COUNTY AND MOVING EAST AND RUNNELS TO BROWN TO COMMANCHE COUNTY AND
THIS AN AREA OF CONCERN AS WESTERN SNOW BAND COMES ACROSS THESE AREAS
AS WELL LATER ON. AREAS JUST SOUTH FT WORTH-DALLAS METROPLEX WILL BE
ON NORTHERN FRINGES OF THIS STEADY SNOW AT LEAST THRU THIS MORNING BUT
COULD BE EDGING NORTH TOWARD THE SOUTHERN PORTION. WILL CONTINUE TO
MONITOR...SEE SATELLITE ANALYSIS GRAPHIC ON HOME PAGE AT ADDRESS BELOW...

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Carla/Alicia/Jerry(In The Eye)/Michelle/Charley/Ivan/Dennis/Katrina/Rita/Wilma/Humberto/Ike/Harvey
Member: National Weather Association
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