000
AXPZ20 KNHC 300858
TWDEP 

TROPICAL WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1005 UTC FRI MAY 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0830 UTC.

...TROPICAL WAVES...

TROPICAL WAVE IS FROM 3N TO 11N ALONG 87W MOVING 10-15 KT. WAVE 
IS EMBEDDED WITHIN A BROAD AREA OF DEEP MOISTURE AS INDICATED BY 
THE TOTAL PERCEPTIBLE WATER IMAGERY. GLOBAL MODELS DEVELOP WEAK 
LOW ALONG THE WAVE EARLY SAT. WINDS S OF THE LOW ARE FORECAST TO 
INCREASE WITH SEAS TO 8FT SAT THEN BUILDING SEAS TO 8 TO 10 FT 
OVER THE S SEMICIRCLE BY EARLY SUN. 
  
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...           

THE MONSOON TROUGH EXTENDS FROM 9N89W TO 14N101W THEN RESUMES S 
OF THE REMNANT LOW OF AMANDA NEAR 11N112W ALONG 7N120W TO 
9N128W. ITCZ AXIS EXTENDS FROM 12N130W TO BEYOND 4N140W. 
SCATTERED MODERATE/STRONG CONVECTION IS WITHIN 200 NM ALONG THE 
MONSOON TROUGH BETWEEN 93W-101W. SCATTERED MODERATE CONVECTION 
IS WITHIN 150 NM S OF MONSOON TROUGH BETWEEN 120W-123W AND 
WITHIN 120 NM N OF THE ITCZ BETWEEN 132W-136W. 

...DISCUSSION...     

SCATTERED STRONG CONVECTION IS FROM 19N-22N BETWEEN 106W-108W. 
SCATTERED MODERATE/ISOLATED STRONG CONVECTION IS WITHIN 75 NM 
ALONG THE COAST OF COSTA RICA AND NICARAGUA...FROM 3N-8N BETWEEN 
89W-101W..AND WITHIN 90 NM OF LINE FROM 15N106W TO 9N113W. 

POST-TROPICAL REMNANT LOW AMANDA AT 1008 MB IS CENTERED NEAR 
17N109W. NO ASSOCIATED CONVECTION REMAINS. HOWEVER A SMALL 
SECTION OF STRONG BREEZE REMAINS SE OF THE LOW WITH SEAS TO 9 
FT. THE WINDS WILL DIMINISH LATER THIS MORNING WITH THE SEAS 
SUBSIDING BY SAT MORNING. ALTHOUGH THIS LOW IS CURRENTLY 
EMBEDDED WITHIN A BROAD AREA OF DEEP MOISTURE...UPPER LEVEL 
DRIER AIR IS STARTING TO APPROACH FROM THE NW. 

A 1032 MB HIGH REMAINS WELL NW OF THE AREA AND A RIDGE AXIS 
EXTENDING S-SE INTO THE REGION THROUGH 32N135W TO 25N124W. GALE 
FORCE WINDS CONTINUE OFF NORTHERN CALIFORNIA BRINGING SEAS TO 9 
FT ALONG THE NW PORTION OF THE DISCUSSION AREA. THESE SEAS ARE 
EXPECTED TO SUBSIDE TONIGHT. 

CROSS EQUATORIAL SW SWELL IS REACHING THE FAR S/CENTRAL WATERS 
SW OF THE GALAPAGOS ISLANDS AND WILL GRADUALLY SPREAD N AND E 
COVERING A MAJOR PORTION OF THE AREA S OF THE EQUATOR E OF 
110W THROUGH SUN THEN SPREADING N OF THE EQUATOR LATE MON. 

$$ 
PAW