000
AXPZ20 KNHC 101534
TWDEP 

TROPICAL WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC FRI MAR 10 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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1445 UTC.

...ITCZ...
THE ITCZ AXIS N OF THE EQUATOR IS EXTREMELY ILL-DEFINED WITH NO 
SIGNIFICANT CONVECTION ACROSS THE AREA. AN AXIS LOCATED S OF 
THE EQUATOR IS CURRENTLY BETTER DEFINED.  

...DISCUSSION...

LONGWAVE TROUGH OVER THE WESTERN UNITED STATES IS DIGGING 
SOUTHWARD OFF THE COAST OF THE BAJA PENINSULA. TROUGH COVERS
THE AREA N OF 24N E OF 132W. DIGGING JET STREAM IS DROPPING 
SWD NEAR THE BASE OF THE TROUGH ALONG 40N136W 34N130W TO 
31N122W. 

SHEAR AXIS IS LOCATED SOUTH OF THE TROUGH AND EXTENDS ALONG 
21N125W 21.5N134W TO 22N140W. N OF THE SHEAR AXIS TO 27N W OF 
125W THE AREA IS COVERED BY MODERATE SUBSIDENCE. S OF THE 
SHEAR AXIS SUBTROPICAL JET EXTENDS ALONG 16N140W 17N125W TO 
NEAR PUERTO VALLARTA MEXICO. AREA OF MID/HIGH LEVEL MOISTURE 
IS SEEN WITHIN 240 NM EITHER SIDE OF JET.

WEAK MID/UPPER LEVEL HIGH IS CENTERED WELL SOUTH OF THE GULF
OF TEHAUNTEPEC NEAR 11N95W. BROAD ANTICYCLONIC FLOW COVERS THE 
AREA E OF 105W...THIS AREA IS COVERED BY DRY AIR/SUBSIDENCE. 

WINDS NEAR THE GULF OF PAPAGAYO ARE EXPECTED TO BE NEAR 20 KT 
MAINLY LATE AT NIGHT AND EARLY IN THE MORNING. 

$$
BROWN