000
AXPZ20 KNHC 030330
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC THU DEC 3 2010

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 AXIS EXTENDS W FROM 08N83W TO LOW 
PRES AT 07N92W TO 12N115W TO 07N140W. NO SIGNIFICANT CONVECTION.

...DISCUSSION...

COLD FRONT EXTENDING FROM 30N132W TO 22N140W WILL CONTINUE TO 
PUSH FURTHER ESE NEXT 6-12 HOURS AND WEAKEN HIGH PRES RIDGE SE 
OF THE FRONT. NEW 1014 MB LOW ALONG THE FRONTAL BOUNDARY NEAR 
32N131W MOVES NE AND INTENSIFIES...ALLOWING THE COLD FRONT TO 
LIFT NORTHWARD WHILE TRAILING EDGE OF THE FRONT BECOMES A SHEAR 
LINE S OF 22N. A STRONGER LOW DIVING S WILL BRING ANOTHER SURGE 
OF NW SWELL TO 16 FT TO NW PORTION OF AREA IN ABOUT 48-54 HOURS. 
WEAKENING RIDGE WILL EASE PRESSURE GRADIENT OVER W CENTRAL WATERS
WITH WINDS AND SEAS CONTINUING TO DIMINISH THROUGH 48 HOURS.

1008 MB LOW PRES NEAR 07N91W EXPECTED TO REMAIN NEARLY STATIONARY
WHILE A TROUGH DEVELOPS FROM THE GULF OF PAPAGAYO TO NEAR 05N92W.
20-25 KT WINDS AND SEAS TO 9 FT CAN BE EXPECTED NW OF THE TROUGH 
WITH SW WINDS TO 20 AND SEAS TO 8 FT EXPECTED SE OF TROUGH AXIS.

GAP WINDS...
NORTHERLY GALE FORCE WINDS CONTINUE IN THE GULF OF TEHUANTEPEC. 
AS A SURFACE RIDGE OVER THE GULF OF MEXICO RELAXES...WINDS ARE 
EXPECTED TO DROP BELOW GALE FORCE WITHIN 12-18 HOURS. RESIDUAL 
DRAINAGE FLOW EXPECTED THROUGH EARLY SAT TO 30 KT AND SEAS WILL 
SUBSIDE TO 8 TO 10 FT. THE AREA OF N TO NE SWELL GENERATED FROM 
THIS EVENT IS EXPECTED TO REACH THE EQUATOR TONIGHT.

$$
MUNDELL