000 AXPZ20 KNHC 142131 TWDEP TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 2205 UTC MON MAR 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 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 2100 UTC. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... THE ITCZ AXIS EXTENDS FROM 07N113W TO 03N120W TO 00N137W. SCATTERED MODERATE CONVECTION IS WITHIN 75-105 NM EITHER SIDE OF THE AXIS E OF 127W. ...DISCUSSION... HIGH PRES AT 1029 MB LOCATED JUST W-NW OF THE AREA NEAR 31N145W EXTENDS A RIDGE SE THROUGH 26N130W AND ACROSS THE REVILLAGIGEDO ISLANDS TO 19N108W. MODERATE TO FRESH TRADES DOMINATE THE MAJORITY OF THE BASIN...EXCEPT IN THE W CENTRAL WATERS FROM 16N TO 21N W OF 135W WHERE TRADES ARE LOCALLY FRESH TO STRONG DUE TO A LOCALLY TIGHT PRES GRADIENT BETWEEN THE RIDGING AND LOWER PRESSURES ALONG THE ITCZ TO THE S. FRESH TO STRONG NW FLOW IS POSSIBLE N OF 27N OFFSHORE OF BAJA CALIFORNIA WHERE WINDS AROUND THE RIDGING ARE BEING FUNNELED UP ALONG THE COAST. THE PRES GRADIENT WILL WEAKEN DURING THE NEXT 24-48 HOURS AS THE PARENT HIGH PRES AREA WEAKENS TO 1020 MB AND SHIFTS TO 30N131W AS THE NEXT COLD FRONT APPROACHES THE NW CORNER. LARGE NW SWELLS COMMINGLING WITH CROSS-EQUATORIAL SW SWELLS ARE RESULTING IN COMBINED SEAS OF 8-15 FT ACROSS THE MAJORITY OF THE BASIN W OF ABOUT 105W-110W. THESE SEAS WILL GRADUALLY DECAY TO 8- 11 FT BY 48 HOURS. LOOKING AHEAD...A NEW SET OF NW SWELL WILL BREACH 30N140W THU NIGHT...GRADUALLY PROPAGATING ACROSS THE NORTHERN WATERS INTO THE UPCOMING WEEKEND. GULF OF PAPAGAYO...WINDS WILL PULSE TO FRESH TO STRONG IN AND DOWNWIND OF THE GULF OF PAPAGAYO DURING THE LATE NIGHT AND EARLY MORNING HOURS WITH THE AIDE OF NOCTURNAL DRAINAGE FLOW DURING THE NEXT FEW NIGHTS. FRESH SEAS WILL BUILD TO 5-7 FT DUE TO THE INCREASING WINDS. $$ LEWITSKY