000 AXPZ20 KNHC 130902 TWDEP TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 1005 UTC SUN JUL 13 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 0900 UTC. ...TROPICAL WAVES... TROPICAL WAVE AXIS FROM SE MEXICO NEAR 19N92W INTO THE PACIFIC TO 7N97W MOVING W AT AROUND 20 KT. THERE IS NO SIGNIFICANT CONVECTION ASSOCIATED WITH THE WAVE. TROPICAL WAVE AXIS FROM 17N132W TO 11N132W MOVING W AT AROUND 20 KT. ACTIVE CONVECTION ASSOCIATED TO THE WAVE IS FOUND IN THE VICINITY OF THE SOUTHERN PORTION OF THE WAVE ALONG THE ITCZ. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH EXTENDS FROM 10N86W TO 5N95W TO 6N101W. ITCZ EXTENDS FROM 6N101W TO 7N12W THEN RESUMES FROM 11N122W TO 10N135W TO 5N140W. SCATTERED MODERATE TO STRONG CONVECTION WITHIN 180 NM EITHER SIDE OF AXIS FROM 91N-99W AND WITHIN 150 NM N OF AXIS FROM 125W-130W AND WITHIN 120 NM N OF AXIS FROM 135W TO 140W. ...DISCUSSION... SHARP UPPER LEVEL TROUGH IN THE FAR NW PORTION OF THE DISCUSSION AREA WITH AXIS FROM 32N135W TO 25N134W TO 18N140W. BROKEN HIGH CLOUDS ARE WITHIN 250 NM E OF THE TROUGH...OTHERWISE STRONG SUBSIDENCE WITH DRY AND STABLE AIR AT THE MIDDLE LEVELS IS N OF 18N W OF 120W. AN UPPER LEVEL ANTICYCLONIC CIRCULATION IS CENTERED NEAR 11N121W WITH A RIDGE EXTENDING N TO 25N126W. ANOTHER RIDGE EXTENDS FROM THE ANTICYCLONE W TO 10N140W. UPPER LEVEL DIFFLUENT FLOW ASSOCIATED WITH THE ANTICYCLONE IS ENHANCING CONVECTION FROM 10N-14N BETWEEN 122W-129W. GULF TEHUANTEPEC...AN ENHANCED PRESSURE GRADIENT FROM THE SW GULF OF MEXICO TO THE GULF OF TEHUANTEPEC HAVE INCREASED NLY WINDS TO 20-30 KT WITH SEAS 8-11 FT. WINDS WILL DECREASE TO 20- 25 KT AND SEAS WILL SUBSIDE TO 8 FT MON THEN TO 20 KT OR LESS TUE. $$ DGS