000
AXPZ20 KNHC 302145
TWDEP 

TROPICAL WEATHER DISCUSSION                         
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
2205 UTC SUN NOV 30 2014

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.  

...SPECIAL FEATURE...    
                             
GULF OF TEHUANTEPEC GALE WARNING...NOCTURNAL NORTHERLY DRAINAGE 
WILL KICK IN THIS EVENING IN THE GULF OF TEHUANTEPEC. HIGH PRES 
WILL BUILD OVER EASTERN MEXICO AND TIGHTEN THE PRES GRADIENT IN 
SOUTHEASTERN MEXICO EARLY MON ALLOWING N-NE WINDS TO INCREASE TO 
20-30 KT. WINDS WILL INCREASE TO MINIMAL GALE FORCE BY LATE MON 
NIGHT WITH SEAS UP TO 14 FT ABOUT 90-120 NM OFFSHORE TUE NIGHT 
AND WED.
        
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... 
           
THE MONSOON TROUGH EXTENDS FROM 07N78W TO 08N105W. ITCZ EXTENDS 
FROM 08N105W TO 11N114W TO 09N140W. SCATTERED MODERATE ISOLATED 
STRONG CONVECTION FROM 12N TO 14N BETWEEN 110W AND 119W. 

...DISCUSSION...                                                 

WATER VAPOR IMAGERY SHOWS A DEEP TROUGH OVER FAR NW PORTION AND 
SUBTROPICAL JET BRANCH WITH MAXIMUM WINDS OF 60-90 KT AT BASE OF 
THE TROUGH TRANSPORTING MOISTURE FROM TROPICAL CENTRAL PACIFIC 
TROPICS NEWD TO BAJA CALIFORNIA.

NEARLY STATIONARY 1018 MB HIGH PRES IS CENTERED NEAR 23N116W. A 
WEAK TROUGH EXTENDS FROM 30N122W TO 24N133W...AND A COLD FRONT 
EXTENDS FROM 30N138W TO 29N140W. COLD FRONT WILL BE ACCOMPANIED 
BY 20-30 KT WESTERLY WINDS AND SEAS  TO 12-13 FT. THE FRONT WILL 
BEGIN TO STALL TUE NIGHT. ANOTHER BATCH OF LONG PERIOD NW SWELL 
WILL PROPAGATE SEWD ACROSS THE DISCUSSION WATERS EARLY THIS WEEK 
WITH COMBINED SEAS TO 18-20 FT REACHING NEAR 30N140W LATE MON.
                                         
GULF OF PAPAGAYO...PRES GRADIENT IN W CARIBBEAN WILL MAINTAIN 
PULSING 20-25 KT NE WINDS DOWNSTREAM OF THE GULF OF PAPAGAYO 
THROUGH TUE...WITH HIGHEST WINDS AND SEAS IN THE EARLY MORNINGS.
   
$$
MUNDELL