000
AXPZ20 KNHC 032202
TWDEP 

TROPICAL WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
2205 UTC WED DEC 03 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 FEATURES...    
                             
GULF OF TEHUANTEPEC GALE WARNING...GALE EVENT PREVAILS WITH N-
NE WINDS OF 30-35 KT RESULTING IN SEAS UP TO 18 FT ABOUT 120 NM 
OFFSHORE.  AN ASCAT PASS FROM 1540 UTC  DEPICTS THE N-NE GALE 
FORCE WINDS ACROSS AND DOWNSTREAM OF THE GULF TO NEAR 15N 
BETWEEN 94W-95W. THE PASS ALSO SHOWED A LARGE AREA OF N-NE 20-30 
KT WINDS ELSEWHERE N OF 10N AND BETWEEN 93W-97W. LATEST MODEL 
GUIDANCE FORECAST GALE FORCE WINDS TO INCREASE UP TO 40 KT 
DURING THE DRAINAGE FLOW PERIOD OR FROM WED NIGHT TO THU 
MORNING. THEN WINDS DIMINISH BELOW GALE FORCE BY THU AFTERNOON 
AS THE PRESSURE GRADIENT IN THE SOUTHERN GULF OF MEXICO RELAXES. 
BY FRIDAY AFTERNOON WINDS REDUCE TO LESS THAN 20 KT WITH SEAS 
FROM 8 TO 9 FT IN NE SWELL.
       
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... 
           
THE MONSOON TROUGH EXTENDS FROM 08N74W TO 05N88W TO 05N98W. THE  
ITCZ CONTINUES FROM 05N98W TO 07N111W TO 07N122W TO 07N140W. 
SCATTERED MODERATE CONVECTION IS N OF 04N E OF 83W AS WELL AS  
FROM 04N TO 07N BETWEEN 88W AND 95W...AND FROM 05N TO 13N 
BETWEEN 114W AND 120W. A CLUSTER OF MODERATE TO ISOLATED STRONG 
CONVECTION IS FROM 06N TO 09N BETWEEN 124W AND 127W.
 
...DISCUSSION...                                                 

A WEAKENING COLD FRONT IS FROM 30N119W TO 23N124W. WINDS HAVE 
DIMINISHED TO 20 KT OR LESS ACROSS THE DISCUSSION WATERS W OF 
120W...BUT LONG PERIOD NW SWELL IS MIXING WITH SE SWELL 
RESULTING IN COMBINED SEAS OF 8-12 FT W OF A LINE W OF LINE FROM 
30N120W TO 13N126W TO 06N140W. THESE SEAS WILL GRADUALLY SUBSIDE 
TO 8-9 FT AS ANOTHER WEAK COLD FRONT APPROACHES THE FAR NW 
CORNER.

GULF OF PAPAGAYO...NE WINDS OF 20-25 KT WILL DIMINISH THIS 
EVENING BUT THEN INCREASE AGAIN BY LATE TONIGHT THROUGH THU 
MORNING WHICH COINCIDES WITH THE DRAINAGE FLOW PERIOD. CURRENT 
SEAS OF 8-10 FT WILL SUBSIDE TO 8 FT BY THU MORNING AND LESS 
THAN 8 FT BY THU AFTERNOON.
  
GULF OF CALIFORNIA...EXPECT VARIABLE 5-10 KT WINDS OVER THE GULF 
N OF 28N THROUGH THU NIGHT...BECOMING NW 10 KT ON FRI. NW 10-15 
KT FLOW WILL PERSIST ACROSS THE GULF S OF 28N THROUGH FRI... 
EXCEPT BRIEFLY INCREASE TO 15-20 KT ON THU AFTERNOON. 
   
$$
LEWITSKY/RAMOS