000
AXPZ20 KNHC 220901
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC THU JUN 22 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.

...TROPICAL WAVES...
TROPICAL WAVE N OF 5N ALONG 91W MOVING W 10-15 KT. SCATTERED 
MODERATE TO STRONG CONVECTION FROM 5N TO 9N BETWEEN 88W-93W.

TROPICAL WAVE ALONG 112W FROM 3N TO 12N MOVING W 10 KT. 
SCATTERED MODERATE TO STRONG CONVECTION FROM 6N-11N WITHIN 210 
NM W OF AXIS. 

..ITCZ...
AXIS ALONG 9N84W 8N95W 14N115W 6N140W. SCATTERED MODERATE TO 
STRONG CONVECTION WITHIN 150 NM OF AXIS FROM 88W-93W AND WITHIN 
180 NM S OF AXIS FROM 108W-112W.

...DISCUSSION...
MID/UPPER LEVEL TROUGH EXTENDS FROM CYCLONIC VORTEX AT 32N139W 
TO 18N128W DRIFTING NW. THE TROUGH IS IN AN AREA MODERATE TO 
STRONG SUBSIDENCE WITH ASSOCIATED DRY AIR AT THE MID AND UPPER 
LEVELS WHICH COVERS THE AREA W OF 125W. DOWNSTREAM A BROAD 
MID/UPPER LEVEL ANTICYCLONIC CIRCULATION CENTERED NEAR 19N121W
WITH RIDGE EXTENDING FROM THE ANTICYCLONE N TO 32N123W. MODERATE 
TO STRONG SUBSIDENCE IS N OF THE ANTICYCLONIC CIRCULATION FROM 
109W-125W.

A NARROW UPPER LEVEL TROUGH EXTENDS FROM SOUTHERN ARIZONA S INTO 
THE GULF OF CALIFORNIA NEAR 25N110W. AN AREA OF UPPER LEVEL 
DIFFLUENT FLOW E OF THE TROUGH IS ENHANCING TSTMS OVER WESTERN 
MEXICO.

RIDGE EXTENDS W FROM MID/UPPER ANTICYCLONE OVER THE SW CARIBBEAN 
TO ACROSS CENTRAL AMERICA TO NEAR 14N97W. THERE IS  PLENTY OF 
TROPICAL MOISTURE WITHIN THE RIDGE WITH SCATTERED TSTMS FROM THE 
ITCZ NWD INTO SOUTHERN MEXICO AND CENTRAL AMERICA.

STATIONARY SURFACE HIGH PRES RIDGE WITH AXIS FROM 32N135W 
21N119W. A LARGE AREA OF BROKEN TO OVERCAST STRATUS AND 
STRATOCUMULUS CLOUDS IS N OF 15N W OF 120W AND N OF 20N BETWEEN 
THE COAST OF BAJA CALIFORNIA AND 120W.

$$
DGS