000
AXPZ20 KNHC 170930
TWDEP 

TROPICAL WEATHER DISCUSSION                                    
NWS NATIONAL HURRICANE CENTER MIAMI FL                           
1005 UTC MON FEB 17 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.                              

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...              

MONSOON TROUGH FROM 9N84W TO 5N91W. ITCZ FROM 5N91W TO 6N125W TO 
6N140W. NO SIGNIFICANT CONVECTION.

...DISCUSSION...

AN UPPER LEVEL RIDGE COVERS THE W PORTION OF THE DISCUSSION AREA 
W OF 130W. A SHARP UPPER LEVEL TROUGH IS E OF THE RIDGE WITH 
AXIS FROM 32N123W TO 20N127W TO 5N120W. ABUNDANT UPPER LEVEL 
MOISTURE IS WITHIN 600 NM E OF THE TROUGH N OF 10N. THE UPPER 
LEVEL WINDS E OF THE TROUGH ARE ADVECTING HIGH LEVEL MOISTURE 
INTO BAJA CALIFORNIA AND NORTHERN MEXICO. A BROAD UPPER LEVEL 
RIDGE IS E OF THE TROUGH. AN AREA OF STRONG SUBSIDENCE WITH DRY 
AND STABLE AIR AT THE MIDDLE AND UPPER LEVELS IS S OF 20N E OF 
115W.

NE WINDS 20-25 KT CONTINUE TO BLOW THROUGH THE GULF OF PAPAGAYO 
AND ARE FORECAST TO INCREASE TO 20-30 KT LATER THIS MORNING. THE 
WINDS WILL DECREASE BACK TO 20-25 KT TONIGHT. SEAS WILL BRIEFLY 
INCREASE TO 8-11 FT TODAY THEN SUBSIDE BACK TO 8 FT TONIGHT.

A WEAKENING STATIONARY FRONT EXTENDS FROM 32N132W TO 25N140W. 
THE FRONT WILL DISSIPATE LATER TODAY. NW SWELLS ARE ACROSS THE 
AREA NW OF A LINE FROM 32N121W TO 21N140W..

NLY WINDS 20-25 KT ARE BLOWING THROUGH THE GULF OF TEHUANTEPEC 
WILL DIMINISH TO 20 KT OR LESS TONIGHT. 

$$
DGS