000
AXPZ20 KNHC 030305
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC THU MAY 3 2012

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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0230 UTC.

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THE MONSOON TROUGH IS ALONG 06N89W TO 06N98W. THE INTERTROPICAL 
CONVERGENCE ZONE AXIS EXTENDS FROM 06N98W TO 07N115W TO 07N130W 
TO 05N140W. SCATTERED MODERATE AND ISOLATED STRONG CONVECTION IS 
WITHIN 60 NM EITHER SIDE OF A LINE FROM 05N86W TO 02N93W AND 
ALSO FROM 02N TO 05N BETWEEN 97W AND 100W. SCATTERED MODERATE 
CONVECTION IS FROM 03N TO 06N BETWEEN 100W AND 103W...FROM 03N 
TO 05N BETWEEN 105W AND 108W...AND ALSO FROM 05N TO 08N BETWEEN 
127W AND 130W. ISOLATED TO SCATTERED MODERATE CONVECTION IS 
WITHIN 60-120 NM EITHER SIDE OF THE ITCZ BETWEEN 110W AND 124W.

...DISCUSSION...

1026 MB SURFACE HIGH PRES IS POSITIONED W OF THE AREA NEAR 
30N144W WITH A WEAK RIDGE AXIS REACHING FROM THERE INTO THE 
DISCUSSION WATERS NEAR 29N140W CONTINUING TO 20N116W. RECENT 
EXPERIMENTAL OSCAT SCATTEROMETER DATA INDICATES THAT THE SMALL 
AREA OF TRADES IN THE FAR W CENTRAL WATERS HAS DIMINISHED TO 
MAINLY 15 KT. LINGERING 8 FT NW SWELL IS N OF 29N BETWEEN 120W 
AND 125W GENERATED BY 20 KT WINDS N OF THE AREA EARLIER THIS 
WEEK. THESE SEAS WILL SUBSIDE TO LESS THAN 8 FT LATER TONIGHT.

OTHERWISE...DECAYING MIXED NE AND SW SWELL TO 8 FT RESIDES 
ACROSS THE S CENTRAL WATERS S OF 10N BETWEEN 110W AND 127W. 
THESE CONDITIONS WILL NOT CHANGE MUCH THROUGH THE NEXT 48 HOURS. 

FRESH NORTHERLY WINDS WILL DEVELOP IN THE DISCUSSION WATERS N OF 
28N W OF THE BAJA CALIFORNIA PENINSULA AS THE RIDGE OF HIGH PRES 
IN THAT REGION REBUILDS EASTWARD BY THE END OF THE WEEK.

$$
LEWITSKY