000
AXPZ20 KNHC 062137
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC THU JUL 06 2006

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 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2030 UTC.

...SPECIAL FEATURES...
NONE.
 
...TROPICAL WAVES...

TROPICAL WAVE ALONG 85W FROM 4N TO 21N MOVING W 20 KT. IS 
ENHANCING ITCZNVECTION FROM 83W TO 88W.

TROPICAL WAVE ALONG 95W FROM 3N TO 12N MOVING W 15 KT LACKS 
SIGNIFICANT DEEP CONVECTION. 

TROPICAL WAVE ALONG 115W FROM 5 TO 15N MOVING W 15 KT ISNHANCING 
ITCZ CONVECTION BETWEEN 110W AND 115W. 

TROPICAL WAVE ALONG 137W FROM 4N TO 13N MOVING W 12 KT LACKS 
SIGNIFICANT DEEP CONVECTION.

..ITCZ...

AXIS INTERTROPICAL CONVERGENCE ZONE 8N78W 8N100W 11N110W 9N140W. 
SCATTERED MODERATE ISOLATED STRONG 120 NM WIDE 87W TO 89W. 
SCATTERED MODERATE ISOLATED STRONG 120 NM WIDE 95WTO 110W. 
SCATTERED MODERATE 90 NM WIDE 125W TO 132W.

...DISCUSSION...
UPPER LEVEL TROUGH EXTENDS FROM 32N120W TO 16N122W MOVING E 15 
-20 KT. GENERALLY DRY AIR CONDITIONS WITHIN 600 NM OF THE TROUGH 
AXIS. AN ANTICYCLONE LOCATED W OF THE TROUGH HAS A SW/NE 
ORIENTED RIDGE AXIS EXTENDING BEYOND 15N140W.   DIFFLUENT FLOW 
SOUTH OF MEXICO ALONG 10N IS PRODUCING AN AREA OF ACTIVE ITCZ 
CONVECTION BETWEEN 95W AND 115W. ITCZ CONVECTION IS MUCH WEAKER 
W OF 115W DUE TO SUBSIDENCE.   

$$
FETORRES