000
AXPZ20 KNHC 262110
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC WED APR 26 2006

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM 
THE EQUATOR TO 32N...EAST OF 140W. THE FOLLOWING INFORMATION IS 
BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND 
METEOROLOGICAL ANALYSIS.

BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2100 UTC.

...ITCZ...
ITCZ AXIS ALONG 9N84W  8N114W  4N140W.  SCATTERED MODERATE 
ISOLATED STRONG CONVECTION WITHIN 120 NM OF AXIS W OF 113.  
ISOLATED MODERATE ISOLATED STRONG CONVECTION WITHIN 90 NM
N OF AXIS E OF 101W.

...DISCUSSION...
MID/UPPER CYCLONIC VORTEX CENTERED OFF COAST OF SOUTHERN 
CALIFORNIA NEAR 33N120W MOVING SSE 20 KT WITH UPPER LEVEL TROUGH 
AXIS EXTENDING SW TO 10N140W.  UPPER LEVEL CONFLUENT FLOW 
PATTERN CAUSING MODERATE STRONG SUBSIDENCE WITHIN 5 DEGREES 
EITHER SIDE OF AXIS.  SUBTROPICAL JET UP TO 130 KT PARALLELS 
AXIS ON SE SIDE ADVECTING LARGE AMOUNT OF MOISTURE ACROSS BAJA 
CALIFORNIA AND NRN MEXICO REACHING AS FAR AS GULF OF MEXICO. 

MID/UPPER LEVEL ANTICYCLONE AT 11N110W STATIONARY.  MODERATE TO 
STRONG DIFFLUENCE ON ITS SW SUPPORTING DEEP CONVECTION ALONG ITCZ
FROM 113W TO 118W.

SHARP MID/UPPER LEVEL TROUGH DOWNSTREAM FROM ANTICYCLONE DENTS 
ITS EXTENSION OF YUCATAN PENINSULA BUT STRONG CONFLUENT FLOW 
ALOFT KEEPS GOOD SUBSIDENCE OVER S HALF OF GULF OF MEXICO AND NW 
CARIBBEAN.  TROPICAL MOISTURE ADVECTED NE ACROSS REST OF 
CARIBBEAN BASIN E OF TROUGH.

ON THE SURFACE...HIGH PRES RIDGE COVERS PACIFIC N OF 10N W OF 
110W.  BRISK TRADES REMAIN W OF 120N FROM 5N TO 20N.

$$
WALLY BARNES