000
AXPZ20 KNHC 111516
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC FRI MAY 11 2007

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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1500 UTC.

...ITCZ...
INTERTROPICAL CONVERGENCE ZONE AXIS IS ALONG THE LINE...7N77W 
7N100W 6N140W. SCATTERED MODERATE TO STRONG CONVECTION IS WITHIN 
150 NM OF THE POINT 6N100W. SCATTERED MODERATE CONVECTION IS 
WITHIN 60 NM OF THE POINT 6.4N106.6W. SCATTERED MODERATE TO 
STRONG CONVECTION IS WITHIN 90 NM OF THE POINT 11.8N113.2W. 
SCATTERED MODERATE WITH ISOLATED STRONG CONVECTION IS WITHIN 75 
NM OF THE POINT 5.6N132W.

...DISCUSSION...
MIDDLE AND UPPER LEVEL TROUGH IS NORTHWEST OF A LINE FROM 
30N110W 24N120W 23N140W. LITTLE IN THE WAY OF CLOUDS ACCOMPANY 
THIS SYSTEM

AN UPPER TROUGH EXTENDS FROM 25N120W TO THE ITCZ NEAR 125W.  
BROKEN HIGH CLOUDS FROM CONVECTION WITHIN THE ITCZ EXTENDS 300 
NM EAST OF THE TROUGH AXIS AND ARE MOVING OVER SOUTHERN BAJA 
CALIFORNIA.

REMAINDER OF THE AREA IS COVERED BY A WEAK MIDDLE AND UPPER 
LEVEL ANTICYCLONIC FLOW. CLOUDINESS FROM ITCZ CONVECTION EXTENDS 
TO 15N FROM 105W WEST TO THE ABOVE MENTIONED UPPER TROUGH.

AT THE SURFACE WEAK RIDGE IS NORTH OF THE ITCZ WEST OF 110W.
TROUGH IS ANALYZED WITHIN THE ITCZ NEAR 117W.  ELSEWHERE BROAD 
TROUGH IS ANALYZED.

$$
LL