000
AXPZ20 KNHC 280900
TWDEP 

TROPICAL WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC TUE MAR 28 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY 
THROUGH 0900 UTC.

...ITCZ...
ITCZ AXIS ALONG 2N78W 4N105W 8N118W 5N140W. SCATTERED MODERATE 
TO STRONG WITHIN 280 NM N OF AXIS FROM 86W TO 95W. SCATTERED 
MODERATE WITHIN 50 NM EITHER SIDE OF AXIS FROM 123W TO 126W.


...DISCUSSION...
BROAD MID/UPPER LEVEL TROUGH IS N OF 23N BETWEEN 117W-132W.
AN AREA OF MODERATE SUBSIDENCE W TO THE TROUGH AXIS FROM 24N TO 
30W W OF 125W. A 90-105 KT JET STREAM EXTENDS FROM 26N134W 
24N120W INTO THE CENTRAL BAJA PENINSULA THEN DECREASES OVER NW 
MEXICO. SUBTROPICAL MOISTURE IS BEING ADVECTED NE INTO BAJA 
CALIFORNIA AND THE SW U.S. E OF THE TROUGH. SURFACE COLD FRONT 
EXTENDS FROM 32N124W TO 25N133W THEN STATIONARY TO 24N140W. 
BROKEN TO OVERCAST STRATUS AND STRATOCUMULUS CLOUDS ARE W OF THE 
FRONT. SURFACE HIGH PRES IS E OF THE FRONT NEAR 26N120W...1018
MB. UPPER LEVEL ANTICYCLONE OVER SOUTH AMERICA EXTEND WWD INTO 
CARIBBEAN AND FAR EASTERN PACIFIC. UPPER LEVEL DIFFLUENT FLOW IS 
ENHANCING CONVECTIVE ACTIVITY NEAR THE ITCZ BETWEEN 86W AND 95W.
OTHERWISE MODERATE TO STRONG SUBSIDENCE ACROSS THE E PACIFIC S 
OF 20N BETWEEN 92W AND 100W.

SURFACE TROUGH IS ANALYZED ALONG THE ITCZ FROM 13N112W 5N117W. 
ISOLATED SHOWERS ARE WITHIN 120 NM OF THE TROUGH AXIS.

$$
DGS