000
AXPZ20 KNHC 122132
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC TUE APR 12 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 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
2100 UTC.               

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...            
THE MONSOON TROUGH EXTENDS FROM 08N85W TO 04N97W. THE ITCZ AXIS
FROM 04N97W TO 08N104W TO 05N120W TO 05N130W TO 02N140W.
SCATTERED MODERATE CONVECTION IS FROM 03N TO 08N BETWEEN 82W AND
86W...FROM 05N TO 12N BETWEEN 112W AND 117W...FROM 04N TO 08N
BETWEEN 121W AND 127W...AND WITHIN 120 NM EITHER SIDE OF THE
ITCZ AXIS BETWEEN 127W AND 139W. 

...DISCUSSION...                                               
A 1030 MB HIGH IS CENTERED NEAR 35N139W WITH A RIDGE AXIS
EXTENDING SE TO NEAR 16N110W. THE PRESSURE GRADIENT BETWEEN THE
RIDGE AND LOWER PRESSURE ASSOCIATED WITH THE ITCZ REGION IS
SUPPORTING AN AREA OF FRESH TO LOCALLY STRONG TRADE WINDS FROM
12N TO 18N BETWEEN 117W AND 132W WITH SEAS RANGING FROM 8 TO 10
FT IN MIXED NE WIND WAVES AND NW SWELL. THIS AREA OF WINDS AND
SEAS IS FORECAST TO MOVE WEST THROUGH LATE THU AND EVENTUALLY W
OF 140W BY FRI WITH MODERATE TO FRESH TRADES REMAINING GENERALLY
W OF 115W. 

HIGH PRESSURE MENTIONED ABOVE WILL MOVE EAST THROUGH WED AND
BECOME REINFORCED FROM THE WEST STRENGTHENING THE PRESSURE
GRADIENT ALONG THE SOUTHERN CALIFORNIA AND NORTHERN BAJA
CALIFORNIA COAST. AS A RESULT...NORTHERLY WINDS WILL INCREASE TO
FRESH LEVELS EARLY THU WITH SEAS BUILDING 8 TO 12 FT THROUGH THU
NIGHT IN NW SWELL. SEAS ARE EXPECTED TO PEAK AROUND 16 FT FRI
AFTERNOON N OF 29N BETWEEN 117W AND 122W...BEFORE SUBSIDING
DURING THE WEEKEND. 
 
$$
HUFFMAN