000
AXPZ20 KNHC 061510
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC WED JUN 06 2007

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM 
THE EQUATOR TO 32N...EAST OF 140W. 

BASED ON 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1500 UTC.

ITCZ...
ITCZ AXIS IS ALONG 9N84W 11N105W 8N129W 5N140W. SCATTERED 
MODERATE TO STRONG CONVECTION FROM 8N TO 14N BETWEEN 94W AND 
100W AND WITHIN 120 NM S OF AXIS FROM 116W-121W. SCATTERED 
MODERATE ISOLATED STRONG CONVECTION 60 NM EITHER SIDE OF AXIS 
FROM 123W-136W.

DISCUSSION...
MID/UPPER LEVEL RIDGE EXTENDS FROM 32N131W TO AND ANTICYCLONIC 
CIRCULATION CENTERED NEAR 27N127W TO 15N120W. A LARGE AREA OF 
MODERATE TO STRONG SUBSIDENCE WITH ASSOCIATED DRY AIR AT THE MID 
TO UPPER LEVELS OF THE ATMOSPHERE IS LOCATED FROM 18N-30N BETWEEN
105W-135W. WEAK UPPER TROUGH EXTENDS FROM NW MEXICO ACROSS THE 
SOUTHERN TIP OF THE BAJA PENINSULA TO 22N113W. A VERY LARGE 
ANTICYCLONE IS CENTERED OVER SOUTHERN MEXICO/GUATEMALA WITH 
RIDGING EXTENDING W TO 16N110W. DIFFLUENCE ASSOCIATED WITH THIS 
FEATURE IS SUPPORTING AN AREA OF SHOWERS AND TSTMS THAT IS 
AFFECTING PARTS OF BELIZE...GUATEMALA AND SOUTHERN YUCATAN 
PENINSULA.

THE WEAK LOW PRES THAT WAS ASSOCIATED WITH ALVIN HAS DISSIPATED 
WITH A SURFACE TROUGH ALONG THE ITCZ WITH AXIS FROM 16N172W TO 
7N127W. ANOTHER SURFACE TROUGH EXTENDS FROM SW ARIZONA ACROSS 
THE NORTHERN GULF OF CALIFORNIA TO 28N120W. RIDGE AXIS FROM 
32N128W TO 15N103W. BROKEN/OVERCAST STRATOCUMULUS CLOUDS COVER 
THE AREA FROM 15N-26N W OF 110W.

TROPICAL WAVE ALONG 90W IS MOVING W 10 KT. ISOLATED SHOWERS AND 
ISOLATED TSTMS ARE ALONG THE WAVE.

$$
FORECASTER DGS