000
AXPZ20 KNHC 231526
TWDEP 

TROPICAL WEATHER DISCUSSION  
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC THU MAR 23 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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1515 UTC.

...ITCZ...

ITCZ AXIS 7N76W 6N95W 3N110W 4N125W 4N140W. SCATTERED MODERATE 
ISOLATED STRONG CONVECTION IS LOCATED WITHIN 30 NM EITHER SIDE 
OF A 8N82W 4.5N90W LINE.

...DISCUSSION...

N OF 12N...
MIDDLE/UPPER LEVEL TROUGH HAS ITS AXIS EXTENDING THROUGH 32N128W 
TO 12N116W WITH BROAD CYCLONIC FLOW COVERING THE ENTIRE AREA E 
OF 140W INTO MEXICO. A WEAK CYCLONIC CIRCULATION IS LOCATED NEAR 
24N116W...MOVING NE ABOUT 10 KT. SCATTERED SHOWERS AND A FEW 
THUNDERSTORMS ARE ASSOCIATED WITH THIS FEATURE OFF THE W COAST 
OF BAHA CALIFORNIA FROM 23N TO 28N BETWEEN 115W AND 120W. A COLD 
FRONT IS LOCATED OVER THE NW PART OF THE DISCUSSION AREA WITH SW 
WINDS 20 TO 25 KT AHEAD OF THE FRONT. THE FRONT WILL GRADUALLY 
WEAKEN AS IT MOVES TO THE EAST. N WINDS WILL INCREASE TO GALE 
FORCE OVER THE GULF OF TEHUANTEPEC WITHIN THE NEXT 24 HOURS.

S OF 12N...
WATER VAPOR IMAGERY INDICATES SUBSIDENCE ALOFT OVER THE DEEP 
TROPICS WITH MOSTLY MODERATE WESTERLY FLOW AT THE MIDDLE AND 
UPPER LEVELS.  

$$
CAB