000
AXPZ20 KNHC 160350
TWDEP 

TROPICAL WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC THU MAR 16 2006

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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0245 UTC.

...ITCZ...
ITCZ AXIS ALONG 8N82W 3N95W 5N110W 2N130W 
1N140W. SCATTERED MODERATE ISOLATED STRONG FROM 2N TO 6N BETWEEN 
86W AND 91W AND WITHIN 30 NM EITHER SIDE OF THE AXIS BETWEEN 
120W AND 129W.

...DISCUSSION...
AN UPPER CYCLONE OVER NW TRAILS AN UPPER SHORTWAVE TROUGH S INTO 
AREA ALONG 32N118W 19N125W REACHING A STATIONARY AND BROAD BASE 
CENTERED NEAR 3N128W. A SMALL UPPER CYCLONE IS NOTED ALONG THE 
TROUGH AXIS NEAR 21N121W...AND IS SLOWLY LOSING IDENTITY AS IT 
SHIFTS ENE WITH TIME. A BAND OF UPPER DRY AIR IS INDICATED ALONG 
THE TROUGH WITHIN 120 NM EITHER SIDE OF LINE 20N136W 19N125W AND 
CONTINUES TO BEYOND 32N116W. UPPER DIFFLUENCE ALONG AND JUST S 
OF THE TROUGH BASE IS ENHANCING CONVECTION BETWEEN 120W AND 130W 
ALONG THE ITCZ.
DRY UPPER AIR IS  E OF LINE 21N107W 1N116W. WITH SCATTERED 
A SURFACE RIDGE IS AONG 30N140W TO 10N105W.
NLY WINDS 20-25 KT...INDICATED IN THE GULF OF PAPAGAYO AND 
EXPECTED TO CONTINUE THROUGH 48 HOURS AS GRADIENT CONTINUES IN W 
CARIBBEAN. NLY WINDS 20...MAYBE 25 KT...IN GULF OF TEHUANTEPEC 
THIS MORNING WILL DECREASE BY SUNSET TODAY AS THE LOW LEVEL FLOW 
BECOMES SLY IN SW GULF OF MEXICO. 

$$
FT