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Eastern Pacific Tropical Weather Discussion



000
AXPZ20 KNHC 202120
TWDEP 

TROPICAL WEATHER DISCUSSION                                      
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
2205 UTC MON OCT 20 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.                       

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

MONSOON TROUGH EXTENDS FROM 08N78W TO LOW PRES NEAR 08N87W 1009 
MB TO LOW PRES NEAR 16N102W 1008 MB TO 11N109W TO 10N135W. ITCZ 
EXTENDS FROM 10N135W TO 08N140W. SCATTERED MODERATE CONVECTION 
WITHIN 60 NM S OF AXIS BETWEEN 82W-88W...AND WITHIN 45 NM N OF 
AXIS BETWEEN 93W-97W.

...DISCUSSION...

LARGE NW SWELL ASSOCIATED WITH DYING COLD FRONT FROM 30N126W TO 
22N131W TO 20N140W IS SWEEPING ACROSS NW PORTION OF THE FORECAST 
AREA WITH MAX SEAS TO 15-16 FT N OF 29N BETWEEN 131W AND 139W. 
SEA HEIGHTS WILL GRADUALLY SUBSIDE TONIGHT THROUGH WED AS SWELL 
MOVES FURTHER SE AWAY FROM ITS SOURCE...COVERING AN AREA N OF A 
LINE FROM 20N110W TO 09N124W TO 10N140W BY WED AFTERNOON WITH 
MAX SEAS TO 11 FT IN NE PORTION N OF 29N BETWEEN 127W AND 131W. 

ANOTHER WEAKER COLD FRONT WILL APPROACH FAR NW PART WED NIGHT... 
FLATTEN OUT ACROSS THE REGION N OF 30N THEN PUSH S INTO NORTHERN 
WATERS FRI WITH A SURGE OF REINFORCING COLD AIR.

OTHERWISE VERY LITTLE OF SIGNIFICANCE TO MARINE INTERESTS IS 
OCCURRING OR EXPECTED TO OCCUR DURING THE NEXT 24-48 HOURS AS A 
RELATIVELY BENIGN WEATHER PATTERN SETTLES IN ACROSS THE REGION.

$$
MUNDELL



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Page last modified: Monday, 20-Oct-2014 21:20:20 UTC