000
AXPZ20 KNHC 290847
TWDEP 

TROPICAL WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC WED MAR 29 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 5N90W 3N104W 3N140W. SCATTERED MODERATE 
ISOLATED STRONG WITHIN 90 NM S OF THE AXIS FROM 91W TO 96W.

...DISCUSSION...
UPPER LEVEL RIDGE MOVING INTO THE NW PORTION OF THE DISCUSSION 
AREA ALONG 135W WITH SOME HIGH LEVEL MOISTURE FLOWING AROUND THE 
RIDGE N OF 20N W OF AROUND 130W. MID/UPPER LEVEL CYCLONIC 
CIRCULATION N OF THE AREA IS APPROACHING THE CALIFORNIA COAST 
WITH TROUGH EXTENDING SOUTHWARD TO 22N116W. A SHORTWAVE TROUGH 
IS MOVING INTO THE NORTHERN MEXICO WITH ABUNDANT MOISTURE E OF 
THE TROUGH MOVING ACROSS NORTHERN MEXICO AND INTO TEXAS. FLAT 
RIDGE IS E OF THE TROUGH WITH MODERATE TO STRONG SUBSIDENCE S OF 
20N TO THE ITCZ E OF 110W. LARGE MID/UPPER LEVEL RIDGE OVER 
VENEZUELA. THE FLOW AROUND THE RIDGE IS ADVECTING MID/UPPER 
LEVEL MOISTURE NWD INTO PANAMA AND COSTA RICA. 

COLD FRONT EXTENDS FROM  32N118W 23N130W. BROKEN STRATOCUMULUS 
CLOUDS ARE NW OF FRONT. SURFACE HIGH PRES 1020 MB IS ANALYZED 
NEAR 21N122W. 

$$
DGS