000 AXPZ20 KNHC 260323 TWDEP TROPICAL WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 0405 UTC SUN OCT 26 2008 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 0300 UTC. ...ITCZ... THE ITCZ AXIS IS CENTERED ALONG 06N77W TO 08N100W TO 11N115W TO 10N125W TO 12N133W TO 09N140W. SCATTERED MODERATE ISOLATED STRONG CONVECTION IS LOCATED WITHIN A 90 NM RADIUS OF 08N91W AND FROM 11N TO 14N BETWEEN 130W AND 134W. ...DISCUSSION... W OF 120W... A LARGE AND WELL-DEFINED MIDDLE/UPPER LEVEL CYCLONIC CIRCULATION IS CENTERED NEAR 30N140W AND IS FORECAST TO MOVE NE OVER THE NEXT 48 HOURS. CYCLONIC FLOW EXTENDS OUTWARD UP TO 600 NM FROM THE CIRCULATION CENTER IN ALL QUADRANTS. FURTHER S WESTERLY FLOW ALOFT IS LOCATED FROM 13N TO 20N W OF 120W WITH SATELLITE CLOUD DRIFT WINDS INDICATING SPEEDS AS HIGH AS 50 KT. OVER THE DEEP TROPICS S OF 13N TO THE EQUATOR W OF 120W WINDS ALOFT ARE EASTERLY. A BROAD MIDDLE/UPPER LEVEL RIDGE AXIS IS LOCATED ALONG 126W N OF 20N. AT THE SURFACE A 1010 MB LOW IS LOCATED NEAR 13N133W...MOVING WNW 10 KT. THE 48 HOUR FORMATION POTENTIAL INTO A TROPICAL CYCLONE IS LOW. MOST OF THE CONVECTION IS TIED TO THE ITCZ. E OF 120W... A MIDDLE/UPPER LEVEL TROUGH AXIS IS LOCATED ALONG 112W N OF 13N WITH CYCLONIC FLOW LOCATED W OF THE AXIS TO NEAR 120W AND E OF THE AXIS INTO CENTRAL MEXICO. A SMALL MIDDLE/UPPER LEVEL CYCLONIC CIRCULATION IS LOCATED IN THE SOUTHERN GULF OF CALIFORNIA NEAR 24N110W AND IS NEARLY STATIONARY. OVER THE E PART OF THE DISCUSSION AREA WINDS ALOFT ARE EASTERLY TO SOUTHEASTERLY AND ARE ASSOCIATED WITH A LARGE ANTICYCLONIC CIRCULATION LOCATED OVER THE NW CARIBBEAN. WINDS ARE STRONGEST OFF THE COAST OF COLOMBIA. AT THE SURFACE THE REMNANTS OF TROPICAL DEPRESSION 17-E ARE LOCATED NEAR 17N110W AND ANALYZED AS A 1011 MB LOW. NORTH TO NE WINDS TO 20 COVER THE GULF OF TEHUANTEPEC AND ARE FORECAST TO INCREASE TO 25 TO 30 KT IN 48 HOURS. $$ CAB