000
AXPZ20 KNHC 250229
TWDEP 

TROPICAL WEATHER DISCUSSION 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
0405 UTC FRI MAR 25 2016

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
0230 UTC.              

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

A SURFACE TROUGH EXTENDS FROM 06N86W TO 03N90W TO 03N101W. AS IS
TYPICAL FOR THIS TIME OF YEAR...THERE IS A DOUBLE ITCZ DUE TO
SST CONTRASTS WHERE THE EASTERN PACIFIC COLD TONGUE LIES ALONG
THE EQUATOR WITH WARMER OCEANIC TEMPERATURES TO ITS NORTH AND
SOUTH. THE NORTHERN ITCZ EXTENDS FROM 03N113W TO 02N130W TO
03N140W. THE SOUTHERN ITCZ EXTENDS FROM 02S86W TO BEYOND
02S120W. SCATTERED MODERATE ISOLATED STRONG CONVECTION WAS NOTED
WITHIN 60 NM EITHER SIDE OF THE TROUGH BETWEEN 93W AND 97W.
SCATTERED MODERATE CONVECTION WAS NOTED WITHIN 180 NM N AND 30
NM S OF THE NORTHERN ITCZ BETWEEN 115W AND 125W. SCATTERED
MODERATE ISOLATED STRONG CONVECTION WAS NOTED WITHIN 60 NM S OF
THE SOUTHERN ITCZ BETWEEN 106W AND 116W. 
 
...DISCUSSION...                                               

HIGH PRESSURE OF 1030 MB CENTERED NEAR 36N135W EXTENDS A RIDGE
SE TO NEAR 12N102W. THE PRESSURE GRADIENT BETWEEN THE AREA OF
HIGH PRESSURE AND LOWER PRESSURE IN THE VICINITY OF THE ITCZ IS
MAINTAINING MODERATE TO FRESH TRADES OVER THE WESTERN WATERS N
OF THE ITCZ. THE HIGH PRESSURE CENTER WILL CONTINUE OVER THIS
AREA OVER THE NEXT COUPLE OF DAYS AS TROUGHING DEVELOPS OVER THE
WESTERN UNITED STATES AND MEXICO. THIS WILL TIGHTEN THE PRESSURE
GRADIENT BETWEEN THE HIGH CENTER AND MEXICO...INCREASING WINDS
TO 25 KT OVER THE FAR NORTHER WATERS N OF 29N BETWEEN 120W AND
124W BY EARLY FRI. THESE WINDS WILL CONTINUE THROUGH SAT EVENING.
 
NW SWELL CONTINUES TO SUBSIDE OVER THE FORECAST WATERS. SEAS 8
FT OR GREATER GENERALLY COVERS THE AREA S OF 20N AND W OF 107W.
SEAS WILL CONTINUE TO SUBSIDE AND BY SAT AFTERNOON SEAS WILL
FALL TO 8 FT OR LESS ASSOCIATED TO THIS SWELL N OF THE EQUATOR. 
 
GAP WINDS...

GULF OF PAPAGAYO...WINDS WILL PULSE OVER THE GULF OF PAPAGAYO
OVER THE NEXT COUPLE OF DAYS. WINDS WILL PEAK NEAR 25 KT DURING
THE LATE NIGHT AND EARLY EVENING HOURS AND DIMINISH TO 20 KT OR
LESS DURING THE AFTERNOON AND EARLY EVENING HOURS. 

$$
AL