000
AXPZ20 KNHC 061514
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC THU FEB 06 2014

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 
0900 UTC.                              
 
...SPECIAL FEATURE... 

STRONG HIGH PRES BEHIND A COLD FRONT THAT MOVED INTO THE WESTERN 
GULF OF MEXICO HAS RESULTED IN WINDS TO 30 KT IN THE GULF OF 
TEHUANTEPEC. WINDS WILL REACH MINIMAL GALE TONIGHT. THE WINDS 
WILL DECREASE TO BELOW GALE FORCE FRI AFTERNOON...THEN TO LESS 
THAN 20 KT SAT.
 
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...              
MONSOON TROUGH FROM 5N77W TO 8N85W TO 5N97W. ITCZ FROM 5N97W TO 
7N120W TO 7N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 9N 
TO 12N BETWEEN 114W-118W.

...DISCUSSION...

AN UPPER LEVEL RIDGE OVER THE FAR NW PORTION OF THE DISCUSSION 
AREA EXTENDS FROM 32N135W TO 22N140W. DOWNSTREAM SHARP UPPER 
LEVEL TROUGH WITH AXIS FROM 32N120W TO 21N125W TO 10N126W. 
MODERATE TO STRONG SUBSIDENCE WITH DRY AND STABLE AIR AT THE 
MIDDLE AND UPPER LEVELS IS S OF 25N W OF 130W. A 95-105 KT W-NW 
JETSTREAM IN N OF 30N. AN UPPER LEVEL RIDGE WITH AXIS FROM AN 
ANTICYCLONIC CIRCULATION NEAR 10N115W TO 18N107W. UPPER LEVEL 
DIFFLUENCE WITH THE ANTICYCLONIC CIRCULATION IS ENHANCING 
CONVECTION FROM 9N-12N BETWEEN 114W-118W. IN THE DEEP TROPICS AN 
UPPER LEVEL TROUGH EXTENDS FROM 16N103W TO 5N103W.

SURFACE 1024 MB HIGH PRES IS CENTERED NEAR 29N132W...WITH RIDGE 
COVERING THE AREA N OF 14N W OF 110W. AN AREA OF 20-25 KT NE 
TRADES IS FROM 10N-20N W OF 125W WITH SEAS 8-10 FT. THE WINDS 
WILL DECREASE TO 20 KT OR LESS SAT...HOWEVER SEAS WILL REMAIN 8 
TO 10 FT IN NE SWELL.

ELY WINDS 20-25 KT ARE FORECAST THROUGH THE GULF OF PAPAGAYO FRI 
THEN DECREASE TO LESS THEN 20 KT FRI NIGHT.

$$ 
DGS