000
AXPZ20 KNHC 292141
TWDEP 

TROPICAL WEATHER DISCUSSION   
NWS NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC SUN MAY 29 2011

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...
AXIS IS ANALYZED FROM 10N85W TO 10N91W TO 12N96W TO LOW PRES 
1009 MB NEAR 10N101W TO 10N109W TO 8N117W TO 08N125W TO 06N137W 
WITH SCATTERED MODERATE CONVECTION NOTED WITHIN 90 NM OF AXIS 
BETWEEN 116W AND 120W.  

...DISCUSSION...
HIGH PRES CENTER 1035 MB CENTERED WELL NW OF BASIN NEAR 35N151W 
HAS RIDGE EXTENDING SE TO NEAR 20N115W. THE PRESSURE GRADIENT 
BETWEEN THE RIDGE AND LOW PRESSURE OVER MEXICO AND LOWER 
PRESSURE NEAR THE ITCZ IS MAINTAINING FRESH TO STRONG WINDS N OF 
18N W OF 110W AS INDICATED BY THE LATEST WINDSAT PASS. 

SURFACE LOW PRESSURE 1009 MB IS CENTERED NEAR 10N101W. THERE IS 
ACTIVE CONVECTION WITHIN 150 NM OF THE CENTER. OVERALL 
CONDITIONS ARE NOT EXPECTED TO SUPPORT FURTHER DEVELOPMENT OF 
THIS FEATURE. 

OTHERWISE...LARGE LONG PERIOD SOUTHERLY SWELLS WITH SEAS OF 8 TO 
12 FT ARE PROPAGATING ACROSS THE ENTIRE AREA EXCEPT FOR THE GULF 
OF CALIFORNIA. UNUSUALLY HIGH BREAKERS AND HEAVY SURF IS 
EXPECTED ACROSS ENTIRE CENTRAL AMERICA PAC COAST.

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AL