000
AXPZ20 KNHC 312134
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC THU MAY 31 2007

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

BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2100 UTC.

...SPECIAL FEATURES...
...TROPICAL STORM WARNING...
TROPICAL STORM BARBARA NEAR 12.9N 95.5W 1004 MB AT 2100 UTC MAY 
31 MOVING ESE OR 105 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 35 KT 
GUSTS 45 KT. NUMEROUS STRONG CONVECTION FROM 11N TO 14N BETWEEN 
95W AND 98W. SCATTERED MODERATE TO STRONG ELSEWHERE FROM 8N TO 
15N BETWEEN 90W AND 102W.


.TROPICAL DEPRESSION ALVIN NEAR 12.7N 116.2W 1008 MB AT 2100 UTC
MAY 31 MOVING WSW OR 245 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 20 
KT GUSTS 25 KT SEAS TO 10 FT.


..ITCZ...
ITCZ AXIS IS CENTERED ALONG INTERTROPICAL CONVERGENCE 
ZONE...9N77W 12N94W 9N110W 6N130W 5N140W. SCATTERED MODERATE 90 
NM WIDE FROM 100W TO 110W. 

INTERTROPICAL CONVERGENCE ZONE...9N77W 12N94W 9N110W 6N130W 
5N140W. SCATTERED MODERATE 90 NM WIDE FROM 100W TO 110W. 

DISCUSSION...

UPPER TROUGH 32N130W TO 19N134W IS MOVING RAPIDLY EASTWARD.
A BROAD RIDGE HAS AXIS FROM 30N105W TO 4N130W. A TROUGH EXTENDS 
FROM 22N94W TO 13N94W. A LARGE AREA OF MOISTURE IS NOTED N OF 
10N BETWEEN 100W AND 114W. THE REST OF THE AREA IS UNDER SINKING 
DRY AIR.


$$
FETORRES