000 AXPZ20 KNHC 110920 TWDEP TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 1005 UTC WED NOV 11 2015 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. ...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09N79W TO 09N112W. ITCZ FROM 09N124W TO 07N140W. SCATTERED MODERATE CONVECTION FROM 05N-08N BETWEEN 100W -106W...AND WITHIN 90 NM N OF AXIS W OF 124W. ...DISCUSSION... LARGE ANTICYCLONE N OF THE AREA ANCHORED BY 1038 MB HIGH NEAR 37N150W DOMINATES NEARLY ALL THE E PACIFIC. STRONG SUBTROPICAL RIDGE EXTENDS ACROSS NORTHERN WATERS N OF 15N W OF 115W. DYING COLD FRONT AT LEADING EDGE OF RIDGE EXTENDS FROM NW MEXICO ACROSS SOUTHERN BAJA PENINSULA TO 22N115W...THEN BECOMES DIFFUSE ALONG 21N W OF 115W. PRESSURE GRADIENT BETWEEN THE RIDGE AND THE CONVERGENCE ZONE IS SUPPORTING FRESH TO STRONG NE WINDS N OF 12N W OF 125W...AND MAX SEAS TO 10-11 FT. THE HIGH WILL SHIFT E-SE TO NEAR 34N145W THROUGH FRI AND WEAKEN...BUT MAINTAIN FRESH NE WINDS BETWEEN 10N-25N W OF 130W. PRESSURE GRADIENT BETWEEN HIGH AND TROUGH OVER SONORA IN NW MEXICO WILL INDUCE STRONG NW WINDS IN THE GULF OF CALIFORNIA LATER TODAY THROUGH THU AFTERNOON... WITH PEAK WINDS TO 30 KT EXPECTED TONIGHT...IN ABOUT 24 HOURS. GAP WINDS... GULF OF TEHUANTEPEC...NARROW PLUME OF 20-25 KT N-NE WINDS WILL CONTINUE ACROSS THE GULF TODAY THEN DIMINISH THIS EVENING. A STRONGER SURGE OF N-NE WINDS AND BUILDING SEAS WILL DEVELOP THU EVENING AS HIGH PRESSURE BUILDS SOUTHWARD INTO SOUTHERN MEXICO BEHIND A COLD FRONT IN THE WESTERN GULF OF MEXICO. EXPECT WINDS TO REACH GALE FORCE EARLY FRI WITH SEAS BUILDING TO 11-12 FT. GULF OF PAPAGAYO...PULSING FRESH NE-E WINDS ARE EXPECTED ACROSS THE GULF TONIGHT...MAINLY DUE TO NOCTURNAL DRAINAGE FLOW. $$ MUNDELL