000
AXPZ20 KNHC 110919
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC WED FEB 11 2009

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

BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0900 UTC.

...ITCZ...
THE INTER TROPICAL CONVERGENCE ZONE IS ALONG THE LINE...02N79W 
TO 02N115W TO 04N140W. THERE IS NO SIGNIFICANT CONVECTION ALONG 
THE ITCZ.

...DISCUSSION...

BROAD DEEP LAYER TROUGH IS NORTH OF ABOUT 20N AND WILL CONTINUE 
THROUGH AT LEAST THE NEXT THREE DAYS. MIDDLE TO UPPER LEVEL 
BROKEN TO OVERCAST CLOUDS ARE WITHIN THIS AREA EAST OF 133W TO 
ABOUT 115W. SOME SHOWERS ARE ALSO EMBEDDED WITHIN THIS AREA. 
MOSTLY OVERCAST STRATOCUMULUS ARE FOUND IN THE LOWER LEVELS. 
REMAINDER OF THE MIDDLE AND UPPER LEVELS IS COVERED BY BROAD 
ANTICYCLONIC FLOW. THE AREA EAST OF A LINE FROM 23N98W TO 
15N112W TO NEAR 00N116W IS DRY AND CLOUD FREE IN THE MIDDLE AND 
UPPER LEVELS. AND ALSO THE LOWER LEVELS WITHIN THIS AREA ARE 
MOSTLY CLOUD FREE.

MODERATE SURFACE RIDGE IS NORTH OF 10N WEST OF 105W.  
NORTHEASTERLY TRADE WINDS OF 20 TO 25 KNOTS ARE OBSERVED IN THE 
REGION FROM ABOUT 05N TO 25N WEST OF ABOUT 115W. THE RIDGE AND 
THESE WINDS SHOULD CONTINUE FOR THE NEXT SEVERAL DAYS. THE 
REMAINDER OF THE SURFACE IS ANALYZED AS A BROAD TROUGH.

NORTHWESTERLY SWELLS OF 8 TO 12 FT WILL CONTINUE OVER THE AREA 
WEST OF ABOUT 100W FOR THE NEXT SEVERAL DAYS.

GAP WINDS OF 20 TO OCCASIONALLY 25 KNOTS SHOULD CONTINUE FOR THE 
NEXT SEVERAL DAYS IN THE GULF OF PAPAGAYO REGION.  

$$
LL