000
AXPZ20 KNHC 191456
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC TUE FEB 19 2008

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...
INTERTROPICAL CONVERGENCE ZONE IS ALONG THE LINE...1N79W 5N105W 
6N120W 6N140W. SCATTERED MODERATE TO STRONG CONVECTION IS WITHIN 
75 NM EITHER SIDE OF THE ITCZ AXIS FROM 125W TO 135W. 

...DISCUSSION...
UPPER LEVELS...
RATHER NARROW MAINLY UPPER LEVEL TROUGH IS ALONG THE LINE 
29N110W 28N120W 13M140W. LITTLE WEATHER IS DIRECTLY ASSOCIATED 
WITH THE TROUGH. THE SKIES WEST OF THE TROUGH ARE DRY AND CLOUD 
FREE IN THE MIDDLE AND UPPER LEVELS. A LARGE RIDGE TO THE WEST 
OF THE AREA EXTENDS OVER THE NORTHWEST PART OF THE AREA...NW OF 
THE TROUGH. TO THE EAST OF THE TROUGH TO 115W THERE ARE MULTI 
LEVEL CLOUDS MAINLY SOUTH OF 15N WITH BROAD MIDDLE AND UPPER 
LEVEL MOISTURE FLOWING FURTHER NORTH TO OVER MEXICO NORTH OF 22N.

ANOTHER AREA OF MIDDLE AND UPPER LEVEL MOISTURE AND MULTI LEVEL 
CLOUDS IS EAST OF 95W. THERE IS ALSO WIDELY SCATTERED CONVECTION 
IN THE AREA WITHIN 300 NM OF THE COAST OF CENTRAL AMERICA AND 
COLOMBIA SOUTH OF 10N.

SURFACE...
WEAKENING STATIONARY FRONT ACROSS THE NORTHWEST PART ALONG LINE 
32N126W 30N129W 28N140W. ELSEWHERE WEAK RIDGE NORTH OF 13N W OF 
113W. REMAINDER OF THE AREA IS ANALYZED AS BROAD TROUGH.

HIGH PRES RIDGE REBUILDING OVER WRN CARIBBEAN WILL INCREASE 
WINDS SPILLING INTO E PAC THROUGH GULF OF PAPAGAYO WITH 20 KT 
WINDS BEGINNING LATER TONIGHT.

$$
LL