000 AXPZ20 KNHC 271503 TWDEP TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 1605 UTC THU MAR 27 2014 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 FROM 4N90W TO 7N112W TO 5N130W TO 3N140W. SCATTERED MODERATE TO STRONG CONVECTION WITHIN 150 NM N OF AXIS FROM 113W TO 123W AND WITHIN 70 NM S AND 90 NM N OF AXIS FROM 123W-140W. ...DISCUSSION... UPPER LEVEL TROUGH HAS MOVED INTO THE FAR NW PORTION OF THE DISCUSSION AREA EXTENDING FROM 30N130W TO 21N140W. STRONG SUBSIDENCE WITH DRY AND STABLE AIR AT THE MIDDLE AND UPPER LEVELS IS W OF THE TROUGH AXIS. OTHERWISE MAINLY ZONAL WESTERLY FLOW ACROSS THE AREA N OF 15N. A 90-105 KT JETSTREAM EXTENDS FROM 23N134W TO SOUTHERN BAJA CALIFORNIA INTO NORTHEASTERN MEXICO. ABUNDANT MIDDLE TO UPPER LEVEL MOISTURE IS ACROSS THE AREA FROM 16N-26N W OF 110W. IN THE DEEP TROPICS AN UPPER LEVEL ANTICYCLONIC CIRCULATION IS CENTERED NEAR 6N132W...WITH RIDGE FROM THE ANTICYLONE TO 16N126W. UPPER LEVEL DIFFLUENCE IS ENHANCING CONVECTION ALONG THE ITCZ W OF 115W. AN UPPER LEVEL CYCLONIC CIRCULATION IS CENTERED NEAR 4N113W. ANOTHER UPPER LEVEL ANTICYCLONIC CIRCULATION CENTERED NEAR 4N99W WITH RIDGE EXTENDING FROM THE ANTICYCLONE EASTWARD TO PANAMA. NW SWELL TO 9 FT IS ACROSS THE AREA N OF 20N BETWEEN 115W- 122W. THE SWELL WILL SUBSIDE TO LESS THAN 8 FT SAT. A 1024 MB HIGH PRES IS CENTERED NEAR 28N134W. THE PRES GRADIENT BETWEEN THE HIGH AND THE ITCZ IS RESULTING IN TRADE WINDS 20-25 KT FROM 6N-17N W OF 132W. THE HIGH WEAKENS AND THE WINDS DECREASE TO 20 KT OR LESS FRI. ELY WINDS TO 20-25 KT THROUGH THE GULF OF PAPAGAYO WILL INCREASE TO 25-30 KT SAT. NLY WINDS HAVE INCREASED TO 20-25 KT THROUGH THE GULF OF PANAMA. THE WINDS WILL DECREASE TO LESS THAN 20 KT FRI AFTERNOON. $$ DGS