000
AXPZ20 KNHC 092116
TWDEP 

TROPICAL WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC TUE AUG 09 2011

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 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2100 UTC.

...ITCZ/MONSOON TROUGH...

MONSOON TROUGH 08N78W TO 13N92W TO 11N100W TO 14N112W TO 
09N135W. ITCZ AXIS 09N135W TO BEYOND 08N140W. SCATTERED MODERATE 
ISOLATED STRONG CONVECTION IS LOCATED WITHIN 120 NM OF 
08N81W...AND WITHIN 90 NM OF LINE 09N94W TO 09N100W TO 11.5N108W 
TO 12N116W TO 08N134W.

...DISCUSSION...

N OF 18N...
AN AREA OF SOUTHWESTERLY WINDS ALOFT IS LOCATED N OF 18N W OF 
128W WITH SATELLITE CLOUD DRIFT WINDS INDICATING SPEEDS UP TO 35 
KT. A STATIONARY UPPER LEVEL ANTICYCLONIC CIRCULATION IS 
CENTERED OVER NW MEXICO IN THE VICINITY OF 29N108W WITH 
CLOCKWISE FLOW EXTENDING WESTWARD TO 125W N OF 22N. A SMALL 
MIDDLE/UPPER LEVEL CYCLONIC CIRCULATION IS FORMING NEAR 19N120W 
AND IS FORECAST TO MOVE NW. WATER VAPOR IMAGERY SHOWS A LARGE 
AREA OF SUBSIDENCE ALOFT N OF 18N W OF 125W. AT THE SURFACE THE 
REMNANTS OF EUGENE IS CENTERED NEAR 19N139W WITH A CENTRAL 
PRESSURE OF 1014 MB. THE LOW IS FORECAST TO DISSIPATE IN 24 
HOURS OR LESS. 

S OF 18N...
A LARGE AREA OF MODERATE EASTERLY WINDS ALOFT IS LOCATED FROM 
NEAR THE EQUATOR TO 12N BETWEEN THE SOUTH AMERICA/CENTRAL 
AMERICA COAST AND 140W. AT THE SURFACE AN AREA OF SE AND SW 
SWELL WITH SEAS TO 8 FT IS LOCATED S OF 11N BETWEEN 103W AND 
120W AND ALSO S OF 07N BETWEEN 120W AND 140W. 

$$
CAB