000
AXPZ20 KNHC 020316
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC FRI APR 02 2010

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM 
THE EQUATOR TO 32N...EAST OF 140W. 

BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0300 UTC.

...ITCZ...
AXIS ALONG 002N79W TO 03N90W TO 02N106W TO 05N128W TO O3N140W.  
SCATTERED MODERATE CONVECTION WITHIN 60 NM N AND 75 NM S OF 
AXIS FROM 119W-133W.  

...DISCUSSION...
SHARP LONG-WAVE TROUGH MOVING INTO MIDWEST CONUS EXTEND SW 
TO 32N109W TO 18N140W.  HEALTHY SW JET STREAM 120 KT SE OF 
TROUGH ADVECT ABUNDANT TROPICAL MOISTURE AND ITCZ CONVECTIVE 
DEBRIS ACROSS CENTRAL MEXICO INTO CENTRAL TEXAS.  COLD FRONT 
MAKING ITS WAY NOW THROUGH WESTERN TEXAS LIKELY USE IT FOR MORE 
RAINFALL OVER SE TEXAS.  

BROAD MID TO UPPER LEVEL ANTICYCLONE AT 08N92W HAS RIDGE CREST 
MOVE QUICKLY EASTWARD ACROSS GULF OF MEXICO WITH MODERATE TO 
STRONG SUBSIDENCE UNDER ITS UMBRELLA...FOR THE TIME BEING.  DRY 
AND STABLE AIR MASS REMAIN IN POSITION OVER E PAC S OF 20N E OF 
110W.

ELSEWHERE AT THE SURFACE...
STATIONARY HIGH PRES 1031 MB WELL NW OF BASIN WEAKENS AND 
DIMINISHES FRESH TRADES FROM 06N-20N W OF 120W BY END OF 
FORECAST PERIOD.  SIMILARLY FRESH NW BREEZE ALONG BOTH COASTS OF 
BAJA CALIFORNIA WILL DIMINISH BELOW 20 KT BY LATE SAT. 

GAP WINDS...
GULF OF PAPAGAYO STRONG BREEZE EXPECTED TO DIMINISH BELOW 20 KT 
BY LATE FRI AS WESTERN CARIBBEAN TRADES WEAKEN.

FOR ADDITIONAL INFORMATION PLEASE VISIT 
HTTP://WWW.HURRICANES.GOV/MARINE

$$
WALLY BARNES