000
AXPZ20 KNHC 100250
TWDEP 

PZ20 KNHC DDHHMM
TWDEP

TROPICAL WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0505 UTC MON APR 10 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY 
THROUGH 0245 UTC.

...ITCZ...
ITCZ AXIS ALONG 7N78W 4N90W 6N120W 4N140W. SCATTERED MODERATE 90 
NM WIDE 120W TO 130W.

...DISCUSSION...

AN UPPER ANTICYCLONE IS NEAR 6N124W AND ANOTHER NEAR 
12N110W. AN UPPER RIDGE EXTENDS N ALONG 24N111W TO AN AMPLIFYING 
CREST NEAR 38N110W  MERGING WITH A LONGWAVE RIDGE THAT 
DOMINATES N AMERICA ALONG 105W. UPPER DIFFLUENCE UNDER THE RIDGE 
IS ENHANCING CONVECTION ALONG AN INVERTED LOW LEVEL TROUGH THAT 
EXTENDS FROM 10N117W TO 3N123W. THE UPPER DEBRIS MOISTURE FROM 
THIS CONVECTION SPREADS NE THROUGH THE RIDGE AXIS BUT SEEMS TO 
EVAPORATE IN THE TROPICS. RESULTANT UPPER DEBRIS MOISTURE FROM 
THIS CONVECTION IS ADVECTED NE...MERGING WITH A 660 NM WIDE 
MOISTURE PLUME AXIS THAT ENTERS THE DISCUSSION AREA NEAR 
12N140W...AND CONTINUES NE THROUGH 25N120W...THEN TURNS 
ANTICYCLONICALLY E CROSSING THE UPPER RIDGE OVER THE BAJA 
PENINSULA AND SPILLING SE OVER OLD MEXICO TO THE N OF 20N.  AN 
ILL-DEFINED UPPER ANTICYCLONE IS NOTED NEAR 6N90W AND ANOTHER IS 
OVER COLOMBIA NEAR 8N71W. TOGETHER THEY CREST ALONG POINTS 
15N90W 31N70W 23N52W. UPPER DIFFLUENCE IS ENHANCING CONVECTION 
ALONG THE ITCZ E OF 95W.

TORRES