000
AXPZ20 KNHC 060915
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC FRI FEB 06 2009

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 
0315 UTC.

...ITCZ...
THE INTERTROPICAL CONVERGENCE ZONE IS ALONG THE LINE...03N77W TO 
04N95W TO 03N140W.  THERE IS NO SIGNIFICANT CONVECTION ALONG THE 
ITCZ.

...DISCUSSION...
BROAD DEEP TROUGH IS NORTH OF 15N. A SHORTWAVE WILL MOVE THROUGH 
THE TROUGH MOSTLY NORTH OF 25N BEGINNING TODAY AND REACHING THE 
COAST NORTH OF 22N SATURDAY. MOST OF THIS AREA IS DRY IN THE 
MIDDLE AND UPPER LEVELS WITH LITTLE WEATHER ASSOCIATED WITH THE 
TROUGH. AN ASSOCIATED COLD FRONT WILL ACCOMPANY THE SHORTWAVE 
AND AN ASSOCIATED LOW PRESSURE WILL MOVE INLAND OVER CALIFORNIA 
NORTH OF THE AREA. MODERATE NORTHERLY WINDS AND LARGE SWELLS 
WILL BE BEHIND THE FRONT.

BROAD DEEP LAYER RIDGE IS SOUTH OF 15N THROUGH A LEAST THE NEXT 
48 HOURS.

STRONG HIGH OVER GULF OF MEXICO FORCING GALE FORCE WINDS ACROSS 
GULF OF TEHUANTEPEC. WINDS ARE FORECAST TO DIMINISH TO LESS THAN 
GALE BY 30 HOURS. SIMILARLY...GULF OF PAPAGAYO GALE FORCE WINDS 
EXPECTED TO DIMINISH BELOW GALE WITHIN 30 HRS AS HIGH PRES OVER 
ATLC MOVES FURTHER E.  GULF OF PANAMA STRONG WINDS LIKELY TO 
REMAIN THROUGH 48 HOURS AS GRADIENT WITH 1009 MB LOW PRES OVER 
COLOMBIA REMAINS HIGHER THAN NORMAL.

$$
LL