000 AXPZ20 KNHC 160325 TWDEP TROPICAL WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 0405 UTC SAT JUN 16 2007 TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM THE EQUATOR TO 32N...EAST OF 140W. BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 0315 UTC. ...TROPICAL WAVES.. A TROPICAL WAVE IS JUST W OF THE COAST OF COLOMBIA MOVING W AT 15KT. A FEW SHOWERS ACCOMPANY THE WAVE. A TROPICAL WAVE IS N OF 3N ALONG 96W AND HAS BEEN MOVING W AT 12 KT OVER THE PAST 24 HOURS. CONVECTION ENHANCED PREVIOUSLY WITHIN 120 NM OF THE WAVE AXIS HAS ALMOST COMPLETELY DISSIPATED BUT WEAK CYCLONIC ROTATION IS NOW NOTED AT 11N.94.5W. A TROPICAL WAVE ALONG 109W HAS MOVED W ABOUT 10 KT THE PAST 24 HOURS. THE WAVE IS MOVING W OF THE FAVORABLE UPPER ENVIRONMENT IT HAS BEEN MOVING THROUGH...AND CONVECTION IS NOW SUPPRESSED. A TROPICAL WAVE IS ESTIMATED NEAR 121W BASED ON PAST MOTION. ASSOCIATED CONVECTION HAS DISSIPATED BUT CYCLONIC ROTATION IS NOTED NEAR 10N120W. ..ITCZ... INTERTROPICAL CONVERGENCE ZONE...AXIS 8N81W 11N96W 12N109W 9N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION IS WITHIN 180 NM EITHER SIDE OF LINE 6N87W 11N103W AND WITHIN 90 NM OF 14N100W AND WITHIN 90 NM OF 12N114W. ...DISCUSSION... AN UPPER LEVEL TROUGH IS LOSING IDENTITY ALONG 32N102W 25N109W. AN UPPER LEVEL ANTICYCLONE IS W OF AREA AT 24N150W WITH AN UNSTABLE RIDGE NE TO A CREST AT 34N132W. ANOTHER UPPER ANTICYCLONE IS NEAR 22N117W. AN UPPER TROUGH EXTENDS FROM 32N130W INTO AN UPPER CYCLONE AT 17N140W WITH A TROUGH EXTENDING S TO 7N134W WITH A FEW TSTMS ENHANCED ALONG THE TROUGH S OF 13N. A LOW LEVEL RIDGE EXTENDS ALONG 32N140W TO 18N108W. DRY UPPER AIR IS INDICATED OVER MOST OF THE DISCUSSION AREA N OF 15N W OF 109W. AN UPPER ANTICYCLONE IS CENTERED NEAR 14N87W WITH A RIDGE W TO NEAR 12N125W AND A RIDGE E TO COLOMBIA. THE ASSOCIATED UPPER DIFFLUENCE IS ENHANCING CONVECTION ALONG THE ITCZ E OF 120W. DRY UPPER AIR IS NOTED S OF THE ITCZ ALONG POINTS 1N82W 8N107W 3N118W 7N130W. $$ FORECASTER NELSON