000
AXPZ20 KNHC 010918
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC THU JUN 01 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...

A TROPICAL WAVE IS ALONG 80W MOVE W 10 KT.  CONVECTION HAS 
DEVELOPED NEAR THE WAVE AXIS IN THE GULF OF PANAMA.  THIS SHOWS 
NO SIGNS OF ORGANIZATION.

A TROPICAL WAVE ALONG 106W FROM 2N TO 15N MOVE W 10 KT.  
CONSIDERABLE CONVECTION IS LOCATED MAINLY WITHIN 120 NM W OF 
AXIS FROM 7.5N TO 11.5N.  THE CONVECTION SHOWS NO SIGNS OF 
ORGANIZATION.

..ITCZ...

ITCZ AXIS IS CENTERED ALONG....5N77W 10N105W 6N140W.
SCATTERED MODERATE TO STRONG CONVECTION IS WITHIN 75 NM OF THE 
POINT 6.9N78.7W.  SCATTERED MODERATE TO STRONG CONVECTION IS 
WITHIN 120 NM OF THE POINTS 7N98.3W AND WITHIN 90 NM OF THE 
POINT 10.1N108.8W.

OTHER CONVECTION OUTSIDE THE ITCZ AREA...SCATTERED MODERATE TO 
STRONG WITHIN 75 NM OF MEXICAN COAST FROM 93W TO 99W.

...DISCUSSION...

PATTERN IN BOTH THE UPPER AND LOWER LEVELS HAS NOT CHANGED MUCH 
IN THE LAST COUPLE OF DAYS.  A FLAT PATTERN PERSISTS IN THE 
UPPER LEVELS.

BROAD TROUGH IS NORTH OF 25N WEST OF 120W.  BROKEN TO OVERCAST 
MAINLY UPPER LEVEL CLOUDS ARE ASSOCIATED WITH THE TROUGH.  
ANTICYCLONIC CIRCULATION CENTER OVER NORTHWEST MEXICO NEAR 
30N110W COVERS THE REMAINED OF THE AREA NORTH OF 25N.  DRY AIR 
IS OBSERVED IN THE MIDDLE AND UPPER LEVELS WITH IMPLIED 
SUBSIDENCE.  SKIES ARE CLEAR IN THE MIDDLE AND UPPER LEVELS WITH 
OVERCAST STRATOCUMULUS IN THE LOWER LEVELS.  

BROAD TROUGH IS SOUTH OF 10N GENERALLY OVER THE ITCZ.  
CLOUDINESS IN THE MIDDLE AND UPPER LEVELS WEST OF 120W IS 
CONFINED TO NEAR THE ITCZ.  EAST OF 120W MORE GENERAL CLOUDINESS 
IS OBSERVED.  

WEAK RIDGE IS FROM 10N TO 25N.  MOST OF THIS AREA IS DRY IN THE 
MIDDLE AND UPPER LEVELS IMPLYING SUBSIDENCE.  THE EXCEPTION IS 
SOUTH OF 20N EAST OF 120W WHERE DEBRIS MOISTURE FROM ITCZ 
CONVECTION IS ASSOCIATED WITH BROKEN TO OVERCAST UPPER LEVEL 
CLOUDS.

AT THE SURFACE WEAKENING HIGH PRESSURE CENTERED NEAR 28N133W 
1020 MB COVERS THE AREA NORTH OF THE ITCZ WEST OF 110W.  THE 
REMAINDER OF THE AREA IS A BROAD TROUGH.

$$
LL