000
AXPZ20 KNHC 251029 CCA
TWDEP 

TROPICAL WEATHER DISCUSSION...COR                                     
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
1005 UTC FRI DEC 25 2015

CORRECTED FOR THE GULF OF PAPAGAYO SECTION

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM
THE EQUATOR TO 32N...EAST OF 140W. THE FOLLOWING INFORMATION IS
BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND
METEOROLOGICAL ANALYSIS.

BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH
0915 UTC.   

...SPECIAL FEATURES...GALE-FORCE NORTHWESTERLY WINDS WILL START
IN THE GULF OF CALIFORNIA IN ABOUT 36 HOURS...ON SATURDAY AROUND
NOONTIME. THE SURFACE PRESSURE GRADIENT WILL TIGHTEN ACROSS THE
NORTHERN GULF OF CALIFORNIA DURING THE NEXT 24 HOURS. 20 TO 30
KNOT WINDS WILL DEVELOP...FIRST FROM 29N NORTHWARD. THE GALE-
FORCE WINDS WILL START ABOUT 12 HOURS LATER...FROM 28N
NORTHWARD. THE SEA HEIGHTS WILL RANGE FROM 8 FEET TO 10 FEET
FROM 36 HOURS TO 48 HOURS OF THE FORECAST PERIOD. THE GALE-FORCE
WINDS ARE FORECAST TO SUBSIDE TO LESS THAN GALE-FORCE AFTER
SUNRISE ON SUNDAY MORNING. 
 
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...            

SURFACE TROUGH FROM 06N77W TO 05N87W. ITCZ FROM 06N93W TO
08N120W TO 06N132W TO 04N140W. SCATTERED MODERATE ISOLATED
STRONG WITHIN 240 NM N OF ITCZ BETWEEN 110W AND 117W...AND
WITHIN 240 NM S OF ITCZ W OF 125W. 

...DISCUSSION...

A COLD FRONT IS ALONG THE NORTHERN BORDER OF THE AREA...FROM
30N124W TO 32N134W. THE COLD FRONT WILL MOVE ACROSS NORTHERN
BAJA CALIFORNIA AND THE FAR N WATERS EARLY ON FRI BECOMING
DIFFUSE LATER ON FRI. AN AREA OF 20 TO 25 KT NW WINDS AND SEA
HEIGHTS RANGING FROM 10 TO 13 FT WILL DEVELOP FROM 23N NORTHWARD
FROM 120W EASTWARD DURING THE NEXT 48 HOURS.

A SECOND AREA OF 20 TO 25 KNOTS...FROM THE NORTHEAST...AND SEA
HEIGHTS RANGING FROM 8 TO 11 FT...WILL EXIST FROM 06N TO 27N
FROM 120W WESTWARD...DURING THE NEXT 48 HOURS. 8 TO 11 FT SEA
HEIGHTS ALSO WILL COVER A LARGE PART OF THE REST OF THE EASTERN
PACIFIC WATERS.

GAP WINDS...

THE GULF OF PAPAGAYO...20 TO 30 KT NE WINDS ARE BLOWING THROUGH
THE AREA AT THE START OF THE 48-HOUR FORECAST PERIOD. THE SEA
HEIGHTS WILL START AT LESS THAN 8 FEET...AND REACH 8 FEET DURING
THE MID-MORNING HOURS OF TODAY...FROM 09N TO 13N E OF 91W. TWO
AREAS OF WINDS AND SEAS WILL DEVELOP AT THE END OF DAY ONE...
DURING THE EARLY MORNING HOURS OF SATURDAY. ONE WILL BE FOR THE
GULF OF PAPAGAYO...STILL WITH NE WINDS 20 TO 25 KT AND SEA
HEIGHTS LOWER THAN 8 FEET. THE OTHER AREA WILL BE DOWNSTREAM...
FROM 09N TO 11.5N BETWEEN 90W AND 95W...WITH NE WINDS 20 TO 25
KNOTS AND SEA HEIGHTS REACHING 8 FEET. THE SEPARATE AREAS WILL
CONTINUE TO EXIST BY THE END OF DAY TWO. NE WINDS 20 TO 25 KT
AND SEA HEIGHTS LESS THAN 8 FT TO THE EAST...AND WIND SPEEDS 20
KT OR LESS AND 8 FT SEA HEIGHTS TO THE WEST.
   
$$
MT