000
AXPZ20 KNHC 260905
TWDEP 

TROPICAL WEATHER DISCUSSION 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC SUN OCT 26 2008

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM 
THE EQUATOR TO 32N...EAST OF 140W. 

BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0900 UTC.

...ITCZ...
AXIS IS CENTERED ALONG 11N86W TO 08N100W TO 11N115W TO 12N130W 
TO 10N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 100 NM N 
OF AXIS FROM 118W-122W.

...DISCUSSION...
LARGE AND WELL-DEFINED MIDDLE/UPPER LEVEL CYCLONIC CIRCULATION 
IS CENTERED NEAR 31N137W WITH TROUGH SW TO 22N140W. NO 
SIGNIFICANT WEATHER ASSOCIATED WITH THE TROUGH EXCEPT FOR SOME 
HIGH LEVEL MOISTURE NEAR THE CENTER OF THE CIRCULATION. 
DOWNSTREAM UPPER LEVEL RIDGE WITH AXIS FROM 32N122W TO AN 
ANTICYCLONIC CIRCULATION NEAR 12N128W. A BROAD UPPER LEVEL 
CYCLONIC OVER THE SOUTHERN BAJA PENINSULA NEAR 26N112W. MODERATE 
TO STRONG SUBSIDENCE WITH DRY STABLE AIR AT THE MID AND UPPER 
LEVELS OF THE ATMOSPHERE IS N OF 20N BETWEEN 105W-120W. AN UPPER 
LEVEL ANTICYCLONIC CIRCULATION CENTERED OVER THE NW CARIBBEAN 
WITH RIDGE AXIS EXTENDING SW ACROSS BELIZE AND GUATEMALA TO 
9N105W.

A 1012 MB SURFACE LOW PRES...REMNANTS OF T.D. SIXTEEN-E...IS 
CENTERED NEAR 16N111W. SCATTERED MODERATE ISOLATED STRONG 
CONVECTION IS WITHIN 150 NM NE QUADRANT OF LOW CENTER. ANOTHER
WEAK LOW...1012 MB...IS ANALYZED ALONG THE ITCZ NEAR 13N134W. NO 
CONVECTION WITH THE LOW.

$$
DGS