000
AXPZ20 KNHC 151515
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC FRI APR 15 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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
1500 UTC.               

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

THE ITCZ EXTENDS FROM 03N85W TO 05N92W TO 01N136W. SCATTERED
MODERATE CONVECTION FROM 05N-08N BETWEEN 111W-117W.

...DISCUSSION...                                               

A 1030 MB HIGH CENTERED NEAR 35N136W EXTENDS A LARGE RIDGE OVER
NORTHERN WATERS N OF 15N W OF 115W. LOW PRESSURE OVER THE MOJAVE
DESERT IS SUPPORTING A GALE WARNING N OF THE AREA NEAR THE COAST
OF SOUTHERN CALIFORNIA. SCATTEROMETER DATA SHOWS 25-30 KT WINDS
NEAR 31N120W. SWELL GENERATED BY THE STRONG WINDS N OF THE AREA
IS PRODUCING LARGE SEAS TO 14 FT OVER NE WATERS NEAR THE COAST
OF BAJA CALIFORNIA N OF 26N E OF 125W. THE PRESSURE GRADIENT
BETWEEN THE RIDGE AND LOWER PRESSURE ASSOCIATED WITH THE ITCZ
CONTINUES TO SUPPORT FRESH TO STRONG TRADES FROM 06N TO 18N W OF
130W WITH SEAS TO 11 FT WITH MIXED NE AND NW SWELL. 

THE HIGH WILL SHIFT EASTWARD AND WEAKEN THROUGH SAT NIGHT AHEAD
OF A COLD FRONT THAT WILL REACH NW WATERS SUN AND EXTEND FROM
31N131W TO 23N140W MON. 8-9 FT NW SWELL ASSOCIATED WITH THE
FRONT WILL REACH 30N140W SAT NIGHT AND EXTEND NW OF A LINE FROM
30N136W TO 22N140W SUN. EXPECT AREA OF NW SWELL IN NE WATERS TO
SHIFT SOUTHWARD AND CONTRACT IN SIZE THROUGH SUN...TO COVER AN
AREA FROM 16N TO 25N BETWEEN 110W AND 120W BY SUN MORNING.

$$
MUNDELL