000 AXPZ20 KNHC 060315 TWDEP TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 0405 UTC WED JUL 06 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 AXIS LIES FROM 10N85W TO 12N91W TO 11N97W TO 14N104W TO 08.5N120W THEN ITCZ EXTENDS TO BEYOND 05N140W. SCATTERED MODERATE TO STRONG CONVECTION N OF 09N BETWEEN 94W AND 102W. SCATTERED MODERATE CONVECTION WITHIN 60 NM S OF AXIS BETWEEN 114W AND 125W. ...DISCUSSION... A 1027 MB SUBTROPICAL HIGH WAS ANALYZED N OF THE AREA NEAR 37N140W. THE HIGH IS FORECAST TO INTENSIFY AS IT MERGES WITH ANOTHER HIGH PRES SYSTEM TO ITS NW BY WED NIGHT. THIS AREA OF FRESH WINDS IS FORECAST TO STRENGTHEN WED NIGHT. NE WINDS AHEAD OF A TROPICAL WAVE IN THE NW CARIBBEAN ARE FUNNELING THROUGH THE ISTHMUS OF TEHUANTEPEC INTO THE PACIFIC. THESE WINDS ARE FORECAST TO PERSIST INTO WED AND DIMINISH BY THU MORNING AS THE TROPICAL WAVE MOVES W. THE WINDS HAVE PERTURBED THE MONSOON TROUGH...WITH SCATTERED MODERATE TO STRONG CONVECTION N OF 09N BETWEEN 94W AND 102W. MODEL GUIDANCE CONTINUES TO INDICATE THIS INTERACTION OF THE TROPICAL WAVE...TOPOGRAPHY OF CENTRAL AMERICA...AND THE MONSOON TROUGH HAS THE POTENTIAL TO RESULT IN A SURFACE LOW WITHIN THE MONSOON TROUGH WITHIN THE NEXT FEW DAYS. CROSS-EQUATORIAL SE SWELLS FROM HAVE MOVED INTO S CENTRAL WATERS WHERE THEY ARE FORECAST TO REMAIN S OF 10N THROUGH THU MORNING. SIGNIFICANT WAVE HEIGHTS WILL REACH AS HIGH AS 9 FT BY WED MORNING AS SW SWELL ALSO PROPAGATES INTO THE AREA. $$ AL 000 AXPZ20 KNHC 060315 TWDEP TROPICAL WEATHER DISCUSSION NWS NATIONAL HURRICANE CENTER MIAMI FL 0405 UTC WED JUL 06 2011 TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM THE EQUATOR TO 32N...EAST OF 140W. THE FOLLOWING INFORMATION IS BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL ANALYSIS. BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 0300 UTC. ...ITCZ/MONSOON TROUGH... MONSOON TROUGH AXIS LIES FROM 10N85W TO 12N91W TO 11N97W TO 14N104W TO 08.5N120W THEN ITCZ EXTENDS TO BEYOND 05N140W. SCATTERED MODERATE TO STRONG CONVECTION N OF 09N BETWEEN 94W AND 102W. SCATTERED MODERATE CONVECTION WITHIN 60 NM S OF AXIS BETWEEN 114W AND 125W. ...DISCUSSION... A 1027 MB SUBTROPICAL HIGH WAS ANALYZED N OF THE AREA NEAR 37N140W. THE HIGH IS FORECAST TO INTENSIFY AS IT MERGES WITH ANOTHER HIGH PRES SYSTEM TO ITS NW BY WED NIGHT. THIS AREA OF FRESH WINDS IS FORECAST TO STRENGTHEN WED NIGHT. NE WINDS AHEAD OF A TROPICAL WAVE IN THE NW CARIBBEAN ARE FUNNELING THROUGH THE ISTHMUS OF TEHUANTEPEC INTO THE PACIFIC. THESE WINDS ARE FORECAST TO PERSIST INTO WED AND DIMINISH BY THU MORNING AS THE TROPICAL WAVE MOVES W. THE WINDS HAVE PERTURBED THE MONSOON TROUGH...WITH SCATTERED MODERATE TO STRONG CONVECTION N OF 09N BETWEEN 94W AND 102W. MODEL GUIDANCE CONTINUES TO INDICATE THIS INTERACTION OF THE TROPICAL WAVE...TOPOGRAPHY OF CENTRAL AMERICA...AND THE MONSOON TROUGH HAS THE POTENTIAL TO RESULT IN A SURFACE LOW WITHIN THE MONSOON TROUGH WITHIN THE NEXT FEW DAYS. CROSS-EQUATORIAL SE SWELLS FROM HAVE MOVED INTO S CENTRAL WATERS WHERE THEY ARE FORECAST TO REMAIN S OF 10N THROUGH THU MORNING. SIGNIFICANT WAVE HEIGHTS WILL REACH AS HIGH AS 9 FT BY WED MORNING AS SW SWELL ALSO PROPAGATES INTO THE AREA. $$ AL