000
AXPZ20 KNHC 081531
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC FRI APR 08 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 NORTHERN ITCZ AXIS EXTENDS FROM 05N96W TO 04N107W TO 06N119W
TO A 1007 MB LOW NEAR 05N126W TO 06N136W. THE SOUTHERN ITCZ AXIS
EXTENDS FROM 03.4S101W TO 03S120W. SCATTERED MODERATE AND
ISOLATED STRONG CONVECTION IS FROM 01N TO 10N BETWEEN 110W AND
138W.

...DISCUSSION...                                               
A WEAKENING 1018 MB SURFACE HIGH IS CENTERED NEAR 22N125W WITH A
RIDGE AXIS EXTENDING SE TO NEAR 18N110W. TO THE NW...A COLD
FRONT EXTENDS FROM 31N120W TO 25N135W TO 23N140W WHICH IS
SUPPORTED BY MIDDLE TO UPPER LEVEL SHORTWAVE TROUGHING NOTED ON
WATER VAPOR IMAGERY NEAR 30N130W. THE FRONT IS EXPECTED TO MOVE
EASTWARD AND GRADUALLY WEAKEN BY SUN ACROSS THE NE WATERS
OFFSHORE OF THE NORTHERN BAJA CALIFORNIA PENINSULA. COMBINED
SEAS WEST OF THE FRONT ARE RANGING 8 TO 11 FT WITH NW SWELL.
AS THE FRONT WEAKENS...THE AREA OF SEAS ABOVE 8 FT IN NW SWELL
WILL BECOME SMALLER IN AREAL COVERAGE AND BY SUN MORNING IS
EXPECTED TO SUBSIDE INTO A RANGE OF 6 TO 7 FT.

OTHER GAP WINDS...GULF OF PAPAGAYO...THE PRES GRADIENT ACROSS
THE WESTERN CARIBBEAN AND CENTRAL AMERICA WILL SUPPORT FRESH TO
STRONG NE WINDS ACROSS THE GULF OF PAPAGAYO GENERALLY FROM 10N
TO 12N AND E OF 89W WITH SEAS UP TO 9 FT AT PEAK WIND TIMES.

GULF OF PANAMA...FRESH NORTHERLY WINDS ARE FUNNELING THROUGH THE
GULF OF PANAMA REGION. THESE WINDS WILL PERSIST THROUGH SUN.
WAVE HEIGHT GUIDANCE INDICATES THAT SEAS WILL MAX EACH MORNING
AROUND 7 FT.

$$
.FORECASTER HUFFMAN. NATIONAL HURRICANE CENTER.