000
AXPZ20 KNHC 062153
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC WED AUG 06 2008

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

BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2115 UTC.

...SPECIAL FEATURE...

TROPICAL DEPRESSION NINE-E CENTERED NEAR 12.9N 111.8W AT 06/2100 
UTC MOVING WNW AT 14 KT. MAXIMUM SUSTAINED WIND SPEED IS 30 KT 
WITH GUSTS TO 40 KT. ESTIMATED MINIMUM CENTRAL PRESSURE IS 1005 
MB. SEE LATEST NHC FORECAST/ADVISORY UNDER AWIPS/WMO HEADER 
MIATCMEP4/WTPZ24 KNHC FOR MORE DETAILS. THE DEPRESSION IS 
FORECAST TO GRADUALLY STRENGTHEN OVER THE NEXT COUPLE OF DAYS. 
SCATTERED TO NUMEROUS STRONG CONVECTION IS LOCATED WITHIN 150 NM 
W SEMICIRCLE. SCATTERED MODERATE ISOLATED STRONG CONVECTION IS 
LOCATED ELSEWHERE WITHIN 240 NM W AND 75 NM E SEMICIRCLES.

...TROPICAL WAVES... 

A TROPICAL WAVE IS LOCATED ALONG 96W N OF 05N INTO MEXICO. THE 
WAVE IS MOVING W ABOUT 10 KT. THE WAVE IS WEAK AND DISORGANIZED.

A TROPICAL WAVE IS LOCATED ALONG 130W FROM 05N TO 17N AND IS 
MOVING W ABOUT 10 KT. THE WAVE IS WEAK AND MINIMAL CONVECTION/ 
ORGANIZATION IS ASSOCIATED WITH IT.

...ITCZ...

ITCZ AXIS ALONG 09N84W TO 09N92W TO 13N107N TO 09N120W TO 
08N140W. SCATTERED MODERATE TO STRONG CONVECTION IS LOCATED 
WITHIN 60 NM OF 5.5N79W. SCATTERED MODERATE ISOLATED STRONG 
CONVECTION IS LOCATED WITHIN 180-240 NM OF THE AXIS BETWEEN 97W 
AND 105W...AND WITHIN 90-120 NM OF THE AXIS BETWEEN 89W AND 94W. 
SCATTERED MODERATE CONVECTION IS LOCATED WITHIN 300 NM OF THE 
AXIS W OF 120W. 

...DISCUSSION...

W OF 105W...
A MIDDLE/UPPER LEVEL TROUGH HAS ITS AXIS ALONG 127W N OF 
28N...MOVING E ABOUT 15 KT. CYCLONIC FLOW IS LOCATED UP TO 10 
DEGREES EITHER SIDE OF THE WAVE AXIS. FURTHER S AND E AN 
ELONGATED MIDDLE/UPPER LEVEL ANTICYCLONIC CIRCULATION IS 
CENTERED NEAR 23N113W. THIS FEATURE IS NEARLY STATIONARY. OVER 
THE DEEP TROPICS S OF 12N EASTERLY WINDS ALOFT ARE LOCATED OVER 
THE ENTIRE AREA W OF 105W WITH SATELLITE CLOUD DRIFT WINDS 
INDICATING SPEEDS OF 15 TO 20 KT FROM 09N TO 12N AND ABOUT 15 TO 
20 KT HIGHER FURTHER S. AT THE SURFACE HIGH PRESSURE DOMINATES 
THE AREA N OF 15N W OF 110W WITH THE RIDGE AXIS LOCATED THROUGH 
32N136W TO 21N112W.

E OF 105W...
THE FLOW ALOFT OVER THE E PART OF THE DISCUSSION AREA IS MOSTLY 
EASTERLY. AT THE SURFACE FROM 10N TO 12N E OF 90W...INCLUDING 
THE GULF OF PAPAGAYO...E WINDS ARE IN THE 20 TO 25 KT RANGE.

$$
CAB