000
AXPZ20 KNHC 270235
TWDEP 

TROPICAL WEATHER DISCUSSION                                     
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
0405 UTC SAT JUN 27 2015

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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0200 UTC. 
 
...TROPICAL WAVES...

A TROPICAL WAVE ALONG 86W N OF 07N IS MOVING W AT 15 KT. NO 
SIGNIFICANT CONVECTION.

A WEAK TROPICAL WAVE ALONG 103W N OF 13N IS MOVING W AT 10-15 
KT. NO SIGNIFICANT CONVECTION.

A TROPICAL WAVE ALONG 119W FROM 05N-15N IS MOVING W AT 10-15 KT. 
SCATTERED MODERATE CONVECTION IS WITHIN 180 NM E OF THE WAVE 
FROM 08N TO 11N.

A TROPICAL WAVE ALONG 138W FROM 08N-17N IS MOVING W AT 15-20 KT. 
CONVECTION E OF THE WAVE IS DESCRIBED IN ITCZ SECTION BELOW.

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

MONSOON TROUGH EXTENDS FROM 09N85W TO 06N93W TO 06N103W. ITCZ 
EXTENDS FROM 06N103W TO 09N126W TO 10N140W. SCATTERED MODERATE 
CONVECTION WITHIN 30 NM S AND 60 NM N OF THE TROUGH AXIS BETWEEN 
93W AND 102W. SCATTERED MODERATE CONVECTION WITHIN 120 NM N OF 
THE ITCZ AXIS BETWEEN 128W AND 136W.

...DISCUSSION...

AN UPPER LEVEL RIDGE EXTENDING FROM AN ANTICYCLONE CENTERED NEAR 
12N103W TO AN ANTICYCLONE CENTERED NEAR 11N133W ENHANCING DEEP 
CONVECTION ASSOCIATED WITH THE CONVERGENCE ZONE. SCATTEROMETER 
DATA SHOWS GENTLE TO MODERATE TRADE WINDS CONTINUING OVER MOST 
OF THE DISCUSSION AREA. AN AREA OF ENHANCED WINDS AND SEAS W OF 
133W IS EXPECTED TO SHIFT W IN TANDEM WITH A TROPICAL WAVE ALONG 
138W THROUGH SUN.
 
GULF OF TEHUANTEPEC...20-25 KT N WINDS WILL DIMINISH THROUGH SAT 
WITH SEAS SUBSIDING BELOW 8 FT BY SAT MORNING.

GULF OF PAPAGAYO...ANOTHER NE 20-25 KT NOCTURNAL PULSE E OF 90W 
IS EXPECTED AGAIN TONIGHT...FOLLOWED BY 15-20 KT EASTERLY WINDS 
THROUGH SUN NIGHT. RESIDUAL E SWELL WILL CONTINUE TO PROPAGATE W 
TO 92W MIXING WITH CROSS-EQUATORIAL SW SWELL FOR SEAS TO 8 FT.

$$
MUNDELL