000
AXPZ20 KNHC 271556
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC SUN AUG 27 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 
1445 UTC.

...SPECIAL FEATURE...

AT 27/1500 UTC...TROPICAL DEPRESSION ILEANA WAS CENTERED NEAR 
23.6N 120.9W MOVING WNW 7 KT. MAXIMUM SUSTAINED WIND SPEED IS 30 
KT WITH GUSTS TO 40 KT. ESTIMATED MINIMUM CENTRAL PRESSURE IS 
1003 MB. SEE LATEST NHC FORECAST/ADVISORY UNDER AWIPS/WMO 
HEADERS MIATCMEP5/WTPZ25 KNHC FOR MORE DETAILS. NO CONVECTION IS 
ASSOCIATED WITH THIS SYSTEM.

LOW CENTER NEAR 12N93W MOVE W AT 10 KT ASSOCIATED WITH A 
TROPICAL WAVE ALONG 92W.  STRONG CONVECTION IS WITHIN 200 NM 
OVER THE N SEMICIRCLE AND IT COULD DEVELOP INTO A TROPICAL 
DEPRESSION DURING THE NEXT 36 HOURS.

...TROPICAL WAVES...

A TROPICAL WAVE ALONG 110W FROM 5N TO 18N MOVING W 10 KT. LITTLE 
CONVECTION WITH THIS SYSTEM AND IS EMBEDDED IN THE ITCZ.

...ITCZ...

ITCZ AXIS IS CENTERED ALONG...8N78W 14N100W 11N125W 8N140W. 
CONVECTIO...SCATTERED MODERATE TO STRONG N OF 10N BETWEEN 88W 
AND 96W.
SCATTERED MODERATE FROM 14N TO 17N BETWEEN 100W AND 110W AND 
FROM 10N 12N BETWEEN 116W AND 120W. SCATTERED MODERATE 60 NM 
WIDE FROM 132W TO 140W ALONG THE AXIS.

...DISCUSSION...

AN UPPER LEVEL A CYCLONIC CIRCULATION SEEMS TO BE FORMING NEAR 
24N132W AND DRIFTING WSW.  A LARGE AREA OF DRY AIR EXTENDS FROM 
20N TO 32N BETWEEN 120W AND 138W. AND UPPER JET W OF THE AREA IS 
PUMPING TROPICAL MOISTURE FROM THE SW. A BROAD RIDGE N OF 15N E 
OF 128W IS DRIFTING W.

AN UPPER LEVEL LOW OVER THE NW CARIBBEAN WITH A TROUGH TO COSTA 
RICA IS MOVING WWD 15 KT AND WILL LIKELY AFFECT THE E PORTION OF 
THE AREA AFTER 24 HRS.

A THE LOWER LEVELS SCATTERED CONVECTION IS N OF 20N E OF 110W 
ASSOCIATED WITH LOW PRESSURE OVER THE SEA OF CORTEZ. A BROAD 
RIDGE DOMINATES THE REST OF THE AREA...EXCEPT AS PREVIOUSLY 
DISCUSSED.
$$
TORRES