000
AXPZ20 KNHC 080903
TWDEP 

TROPICAL WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC SAT APR 08 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY 
THROUGH 0900 UTC.

...ITCZ...
AXIS...8N82W 5N100W 6N115W 5N140W. SCATTERED MODERATE ISOLATED 
STRONG WITHIN 90 NM EITHER SIDE OF AXIS FROM 112W TO 117W AND 
WITHIN 70 NM N OF AXIS FROM 125W TO 128W. 
 
...DISCUSSION...
MID/UPPER TROUGH ALONG NW CORNER OF AREA WITH AXIS TROUGH 
32N134W TO 23N140W. A 90-100 KT JET EXTENDS FROM 20N140W TO 
25N131W TO 32N115W. MODERATE TO STRONG SUBSIDENCE IS WITHIN 300 
NM NW OF JET W OF 130W. A BROAD N/S RIDGE EXTENDS FROM AN 
ANTICYCLONE NEAR 12N117W ACROSS THE SOUTHERN BAJA PENINSULA INTO 
NW MEXICO THEN INTO EASTERN ARIZONA. SOME MID/HIGH LEVEL 
MOISTURE BETWEEN THE TROUGH AND THE RIDGE IS BEING ADVECTED INTO 
MEXICO.
 
AN UPPER TROUGH EXTENDS FROM THE GULF OF MEXICO INTO MEXICO NEAR 
20N96W AND INTO THE PACIFIC NEAR 6N102W. A BROAD UPPER RIDGE 
DOMINATES THE REST OF THE AREA TO THE E.  

DISSIPATING COLD FRONT EXTENDS FROM 32N121W TO 26N130W. SURFACE 
HIGH 1021 MB IS E OF THE FRONT NEAR 28N119W.

$$
DGS