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Eastern Pacific Tropical Weather Discussion



000
AXPZ20 KNHC 280926
TWDEP 

TROPICAL WEATHER DISCUSSION                                    
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
1005 UTC SUN DEC 28 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0900 UTC. 

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

MONSOON TROUGH FROM 9N83W TO 7N91W. ITCZ FROM 7N91W TO 5N115W TO 
8N130W TO 6N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION 
WITHIN 90 NM N OF AXIS FROM 107W-110W AND WITHIN 80 NM N OF AXIS 
FROM 133W-136W.

...DISCUSSION...                                                 

AN UPPER LEVEL RIDGE IS ACROSS THE W PORTION OF THE DISCUSSION 
AREA N OF 5N W OF 120W. HIGH LEVEL CLOUDS ARE RIDING OVER THE 
TOP OF THE RIDGE...WITH DEEP LEVEL MOISTURE AND WIDESPREAD RAIN 
JUST W OF THE AREA. AN UPPER LEVEL TROUGH E OF THE RIDGE EXTENDS 
FROM NW MEXICO THROUGH SOUTHERN BAJA CALIFORNIA TO A CYCLONIC 
CIRCULATION NEAR 6N106W. UPPER LEVEL DIFFLUENCE IS ENHANCING 
CONVECTION E OF THE TROUGH FROM 12N-17N BETWEEN 105W-110W. 

THE GULF OF PAPAGAYO...SURFACE HIGH PRESSURE IN THE NORTHWESTERN 
CARIBBEAN SEA WILL SUPPORT 20-25 KT WINDS IN THE GULF OF 
PAPAGAYO AND 8 FT SEAS MON THEN DECREASE TUE. 

A COLD FRONT NW OF THE DISCUSSION AREA WILL INCREASE SLY WINDS 
TO 20-25 KT N OF 25N W OF 135W.

$$
DGS



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Page last modified: Sunday, 28-Dec-2014 09:27:03 UTC