000
AXPZ20 KNHC 142218
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC THU FEB 14 2008

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.
 
...ITCZ...
ITCZ AXIS ALONG 4N77W 3N86W 7N105W 6N115W 9N135W 8N140W.
SCATTERED MODERATE CONVECTION FROM 4N TO 6N BETWEEN 83W AND 86W.

...DISCUSSION
STRONG UPPER LEVEL CYCLONIC VORTEX AT 24N141W HAS WEAK TROUGH TO 
28N130W.  JTST 115 KT BRINGS SWATH OF MOISTURE INTO E PAC N OF 20N W 
OF 120W.  S OF 20N...ANTICYCLONIC FLOW ALOFT W OF 110W.  

LARGE AMPLITUDE UPPER LEVEL TROUGH DRIVEN BY STRONG SHORTWAVE MOVING 
RAPIDLY SE DOWN ALONG COAST OF CALIFORNIA WITH SURFACE LOW PRES 
CENTER OVER FOUR CORNERS IN SW CONUS BRING IN STRONG N WINDS ALONG 
BOTH SIDES OF BAJA CALIFORNIA AND LARGE SWELLS...UP TO 17 FT.  
E PAC RIDGE NW OF AREA EXTENDS OVER REGION ENHANCING SWELLS.  
CLIMATOLOGICAL NE TRADES N OF 24N W OF 127W.  

GULFS OF TEHUANTEPEC AND PAPAGAYO WINDS WILL INCREASE TO 25 KT 
TONIGHT AS HIGH PRES BUILDS OVER NW CARIBBEAN.  TEHUANTEPEC WINDS 
WEAKEN RAPIDLY OVER NEXT 12 HRS.

LOW PRES CENTER 1010 MB OVER COLOMBIA ENHANCING NLY WINDS 20 KT OVER 
GULF OF PANAMA AND MAINTAIN GULF OF PAPAGAYO WINDS BEYOND FORECAST 
PERIOD. 

$$
WALLY BARNES