000
AXPZ20 KNHC 142202
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC THU APR 14 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... 

ITCZ EXTENDS FROM 06N94W TO 04N120W TO 03N137W. SCATTERED
MODERATE FROM 02N TO 10N BETWEEN 118W AND 131W.

...DISCUSSION...   

A 1032 MB HIGH IS CENTERED NEAR 34N141W WITH A RIDGE AXIS THAT
EXTENDS SE TO NEAR 20N111W. THE PRESSURE GRADIENT BETWEEN THE
RIDGE AND LOWER PRESSURES ASSOCIATED WITH THE ITCZ CONTINUES TO
SUPPORT FRESH TO STRONG TRADES GENERALLY FROM 06N TO 19N W OF
119W. SEAS IN THIS REGION RANGE BETWEEN 8 AND 12 FT THIS EVENING.

THE SURFACE HIGH WILL SLIDE E TOWARD THE CALIFORNIA COAST
THROUGH FRI AFTERNOON. THIS WILL RESULT IN INCREASED PRESSURE
GRADIENT BETWEEN THE HIGH AND DEVELOPING LOW PRESSURE OVER THE
SOUTHWESTERN UNITED STATES TO SUPPORT FRESH TO STRONG NW WINDS
OFF THE CALIFORNIA AND NORTHERN BAJA CALIFORNIA COASTS THROUGH
EARLY SAT. SEAS N OF 26N AND EAST OF 127W ARE EXPECTED TO PEAK
AT AROUND 15 FEET DURING THIS PERIOD. THE CENTER OF HIGH PRES
THEN WILL MOVE NE THROUGH LATE SAT AS IT WEAKENS WHILE LOW PRES
DRIFTS TOWARDS THE CENTRAL PLAINS ACTING TO RELAX THE PRES
GRADIENT AND THEREFORE DIMINISHING THE WINDS AND SEAS BY SAT
MORNING. IN THE MEDIUM RANGE...GLOBAL MODELS ARE IN AGREEMENT ON
A NEW BATCH OF NW SWELL OF 8 TO 11 FT ACCOMPANIED BY A COLD
FRONT CROSSING THE NW CORNER OF 30N140W AND OVER THE NW PORTION
OF OUR AREA OF DISCUSSION BY SUN AFTERNOON. 

$$

NR