000
AXPZ20 KNHC 090233
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC SUN JUL 09 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...
LOW PRES 13N120W 1008 MB MOVE W 10 KT.  SCATTERED MODERATE 
ONVECTION EXTENDS 150 NM OVER NW AND SW QUADRANTS.
 
...TROPICAL WAVES...
TROPICAL WAVE 85W MOVING W 10-15 KT.
TROPICAL WAVE 98W MOVING W 15-20 KT.  
TROPICAL WAVE 107W  MOVING W 15 KT.   

..ITCZ...
INTERTROPICAL CONVERGENCE ZONE 8N78W 10N105W 13N119W 8N140W. 
SCATTERED MODERATE TO STRONG 120 NM WIDE 80W TO 100W. SCATTERED 
MODERATE 90 NM WIDE 90W TO 97W. SCATTERED MODERATE TO STRONG 180 
NM WIDE 102W TO 114W.

...DISCUSSION...
MIDDLE AND UPPER LEVELS...
UPPER LEVEL TROUGH IS NW OF A LINE 32N108W 20N140W.  LITTLE 
WEATHER IS ASSOCIATED WITH THE SYSTEM WITH UPPER LEVEL MOISTURE 
AND A FEW BROKEN HIGH CLOUDS NORTH OF 20N WEST OF 130W.  THE 
REMAINDER OF THE AREA IS COVERED BY MIDDLE AND UPPER LEVEL 
ANTICYCLONIC FLOW.  BETWEEN THE TROUGH AND THE LINE 32N108W TO 
20N120W TO THE ITCZ AT 124W THE AREA IS DRY IN THE MIDDLE AND 
UPPER LEVELS IMPLYING UPPER LEVEL SUBSIDENCE.  EAST OF THAT LINE 
AND NORTH OF THE ITCZ THE AREA IS COVERED BY MULTI LEVEL CLOUDS 
WITH AREAS OF CONVECTION.  

SURFACE...
A RIDGE IS NORTH OF A LINE FROM BAJA CALIFORNIA AT 25N TO 
10N140W. 
$$
FET