000
AXPZ20 KNHC 050332
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC TUE NOV 05 2013

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 
0300 UTC.

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

THE MONSOON TROUGH EXTENDS FROM 10N86W TO LOW PRES NEAR    
10N94W TO 08N100W TO LOW LOW PRES NEAR 13N121W TO 09N124W. THE 
ITCZ EXTENDS FROM 09N124W TO 09N140W. NO SIGNIFICANT CONVECTION 
IS PRESENT.

...DISCUSSION...  

1030 MB HIGH PRES IS CENTERED WELL N OF THE DISCUSSION WATERS 
NEAR 37N140W EXTENDING A RIDGE TO THE SE THROUGH 32N132W TO 
21N110W. SEVERAL TROUGHS OF LOW PRES AND WEAK AREAS OF LOW PRES 
ARE ACROSS THE CENTRAL WATERS FROM 10N TO 20N ALONG THE MONSOON 
TROUGH AND ITCZ. AS A RESULT OF THIS PATTERN...MODERATE TO FRESH 
TRADE WINDS HAVE SET UP ACROSS THE WATERS N OF THE MONSOON 
TROUGH AND ITCZ W OF 110W. FRESH TO STRONG WINDS ARE ALSO 
PRESENT N OF 26N BETWEEN 120W AND 132W WHERE THE PRES GRADIENT 
IS THE TIGHTEST...ALTHOUGH THESE WINDS ARE FORECAST TO DIMINISH 
SLIGHTLY DURING THE NEXT 24 HOURS. 

MEANWHILE NORTHERLY SWELL OF 8-13 FT CONTINUES TO PROPAGATE 
ACROSS THE NORTHERN WATERS...CURRENTLY REACHING TO A LINE FROM 
30N115W TO 25120W TO 22N140W. THIS SWELL WILL GRADUALLY DECAY 
DURING THE NEXT 24-48 HOURS...WITH ONLY RESIDUAL 8-9 FT SWELL 
LEFT BY WED ACROSS THE WATERS FROM 13N TO 20N BETWEEN 120W AND 
132W. 

GULF OF CALIFORNIA...HIGH PRES IS BECOMING ESTABLISHED OVER THE 
U.S. GREAT BASIN REGION. RIDGING WILL EXTEND TO THE S-SW FROM 
THE HIGH TO DESERT CALIFORNIA. THIS RIDGING COMBINED WITH 
TROUGHING OVER FAR NW MAINLAND MEXICO WILL RESULT IN FRESH TO 
STRONG WINDS IN THE FAR NORTHERN GULF BY EARLY TUE...EXPANDING 
SLIGHTLY TO 25N WITH SEAS BUILDING TO 8 FT BY LATE TUE.

LOOKING AHEAD...A STRONG COLD FRONT IS FORECAST TO MOVE   
THROUGH THE SW GULF OF MEXICO THU WITH A GALE FORCE GAP WIND 
EVENT LIKELY IN THE GULF OF TEHUANTEPEC BY THE END OF THE WEEK.

$$
LEWITSKY