000
AXPZ20 KNHC 080320
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC THU MAY 08 2008

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

BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0300 UTC.

...ITCZ...
INTERTROPICAL CONVERGENCE ZONE ALONG THE LINE...06N77W TO 
02N100W TO 06105W TO 05N125W TO 04N140W. SCATTERED MODERATE WITH 
ISOLATED STRONG CONVECTION IS WITHIN 60 NM OF THE POINT 
06N105.5W. SCATTERED MODERATE TO STRONG CONVECTION IS WITHIN 75 
NM OF THE POINT 07.5N111.5W. SCATTERED MODERATE WITH ISOLATED 
STRONG CONVECTION IS WITHIN 60 NM OF THE POINT 07N122W.

...DISCUSSION...
UPPER LEVELS...
BROAD TROUGH IS NORTH OF A LINE 30N96W TO 26N100W TO 31N115W TO 
30N125W TO 20N126W TO 17N130W TO 19N140W. THE AREA IS MOSTLY DRY 
AND CLOUD FREE IN THE MIDDLE AND UPPER LEVELS. THE EXCEPTION IS 
AN AREA OF UPPER LEVEL MOISTURE WITH BROKEN HIGH CLOUDS FROM 20N 
TO 29N FROM 125W TO 133W. THIS AREA IS ASSOCIATED WITH THE 
DIFLUENT FLOW WITHIN 200 NM OF THE CIRCULATION CENTER AND IN THE 
NORTHEAST QUADRANT OF THE LARGE CYCLONIC CIRCULATION CENTERED 
NEAR 22N132W. IN THE LOWER LEVEL BROKEN TO OVERCAST 
STRATOCUMULUS IS OBSERVED.

REMAINDER OF THE AREA IS BROAD ANTICYCLONIC FLOW.

ENHANCED CONVECTION IS IN THE ITCZ FROM 103W TO 127W. THIS 
CONVECTION HAS DECREASED IN THE LAST SIX HOURS.  UPPER LEVEL 
MOISTURE FROM THIS CONVECTION IS SPREADING NORTH WITH MULTI 
LEVEL CLOUDS NORTH OF THE ITCZ TO 28N FROM 100W TO 125W.

THE AREA EAST OF 100W IS DRY AND CLOUD FREE IN THE MIDDLE AND 
UPPER LEVELS.

SURFACE...
MODERATE RIDGE IS NORTH OF THE ITCZ WEST OF 108W. ELSEWHERE 
BROAD TROUGH IS ANALYZED.

$$
DGS