000 AXPZ20 KNHC 290356 TWDEP TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 0405 UTC WED JUN 29 2011 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 0300 UTC. ...ITCZ/MONSOON TROUGH... MONSOON TROUGH 17N101W TO 07N127W. INTERTROPICAL CONVERGENCE ZONE 07N127W TO 06N140W. SCATTERED STRONG WITHIN 60 NM EITHER SIDE OF AXIS FROM 122W TO 125W. ...DISCUSSION... UPPER LEVEL TROUGH OVER THE FAR NW PORTION OF THE DISCUSSION AREA WITH AXIS FROM 32N125W TO 28N140W. AN UPPER LEVEL ANTICYCLONIC CIRCULATION IS CENTERED NEAR 20N126W. A RIDGE EXTENDS FROM THE ANTICYCLONE NE TO CENTRAL BAJA CALIFORNIA. MODERATE TO STRONG SUBSIDENCE WITH DRY STABLE AIR AT THE MIDDLE AND UPPER LEVELS COVERS THE AREA W OF 128W AND N OF 20N BETWEEN 110W-128W. THE ANTICYCLONE WILL CONTINUE TO MOVE W THROUGH THE NEXT 48 HOURS. AN UPPER LEVEL CYCLONIC CIRCULATION NEAR 21N111W SEPARATES THE ABOVE MENTIONED ANTICYCLONIC CIRCULATION FROM ANOTHER ANTICYCLONIC CIRCULATION OVER SOUTHERN MEXICO CENTERED NEAR 18N96W. DIFFLUENT UPPER LEVEL FLOW S OF THE ANTICYLONE IS ENHANCING NUMEROUS MODERATE SCATTERED STRONG CONVECTION FROM 8N-13N BETWEEN 98W-104W. SURFACE RIDGE COVERS THE AREA N OF 15N W OF 115W. BROKEN TO OVERCAST STRATOCUMULUS CLOUDS ARE WITHIN THE RIDGE. THE PRES GRADIENT WILL TIGHTEN NW OF THE RIDGE RESULTING IN A SWATH OF NW 15-20 KT WINDS ALONG THE NORTHERN COAST OF THE BAJA CALIFORNIA PENINSULA LATE WED INTO THU. $$ DGS 000 AXPZ20 KNHC 290356 TWDEP TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 0405 UTC WED JUN 29 2011 TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM THE EQUATOR TO 32N...EAST OF 140W. THE FOLLOWING INFORMATION IS BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL ANALYSIS. BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 0300 UTC. ...ITCZ/MONSOON TROUGH... MONSOON TROUGH 17N101W TO 07N127W. INTERTROPICAL CONVERGENCE ZONE 07N127W TO 06N140W. SCATTERED STRONG WITHIN 60 NM EITHER SIDE OF AXIS FROM 122W TO 125W. ...DISCUSSION... UPPER LEVEL TROUGH OVER THE FAR NW PORTION OF THE DISCUSSION AREA WITH AXIS FROM 32N125W TO 28N140W. AN UPPER LEVEL ANTICYCLONIC CIRCULATION IS CENTERED NEAR 20N126W. A RIDGE EXTENDS FROM THE ANTICYCLONE NE TO CENTRAL BAJA CALIFORNIA. MODERATE TO STRONG SUBSIDENCE WITH DRY STABLE AIR AT THE MIDDLE AND UPPER LEVELS COVERS THE AREA W OF 128W AND N OF 20N BETWEEN 110W-128W. THE ANTICYCLONE WILL CONTINUE TO MOVE W THROUGH THE NEXT 48 HOURS. AN UPPER LEVEL CYCLONIC CIRCULATION NEAR 21N111W SEPARATES THE ABOVE MENTIONED ANTICYCLONIC CIRCULATION FROM ANOTHER ANTICYCLONIC CIRCULATION OVER SOUTHERN MEXICO CENTERED NEAR 18N96W. DIFFLUENT UPPER LEVEL FLOW S OF THE ANTICYLONE IS ENHANCING NUMEROUS MODERATE SCATTERED STRONG CONVECTION FROM 8N-13N BETWEEN 98W-104W. SURFACE RIDGE COVERS THE AREA N OF 15N W OF 115W. BROKEN TO OVERCAST STRATOCUMULUS CLOUDS ARE WITHIN THE RIDGE. THE PRES GRADIENT WILL TIGHTEN NW OF THE RIDGE RESULTING IN A SWATH OF NW 15-20 KT WINDS ALONG THE NORTHERN COAST OF THE BAJA CALIFORNIA PENINSULA LATE WED INTO THU. $$ DGS