000
AXPZ20 KNHC 032108
TWDEP 

TROPICAL WEATHER DISCUSSION 
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC THU AUG 03 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 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2045 UTC.

...SPECIAL FEATURES...
.TROPICAL DEPRESSION FABIO NEAR 15.0N 138.9W 1009 MB AT 2100 UTC 
AUG 03 MOVING W OR 265 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT. SEE LATEST NHC FORECAST/ADVISORY UNDER AWIPS/WMO 
HEADERS MIATCMEP2/ WTPZ22 KNHC FOR MORE DETAILS. ONLY ISOLATED 
SHALLOW CONVECTION WITH THIS SYSTEM AS IT RAPIDLY WEAKENS.
 
TROPICAL DEPRESSION GILMA NEAR 16.0N 110.1W 1008 MB AT 2100 UTC 
AUG 03 MOVING NW OR 310 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 20 
KT GUSTS 25 KT. SEE LATEST NHC FORECAST/ADVISORY UNDER AWIPS/WMO 
HEADERS MIATCMEP3/ WTPZ23 KNHC FOR MORE DETAILS. THIS SYSTEM 
CONTINUES TO WEAKEN RAPIDLY WITH MINIMAL CONVECTION.

...TROPICAL WAVES...

TROPICAL WAVE ALONG 103W N OF 4N IS MOVING W 15 KT. NO 
ORGANIZATION IS NOTED WITH THIS WAVE. ONLY ONE CLUSTER OF 
SCATTERED MODERATE CONVECTION...ABOUT 50 NM IN DIAMETER IS NEAR 
5N101W.

TROPICAL WAVE ALONG 82W IS MOVING W 10-15 KT. ISOLATED SHOWERS 
AND THUNDERSTORMS ARE WITHIN 60 NM OF THE WAVE AXIS MAINLY ALONG 
AND NEAR THE ITCZ.

...ITCZ...

ITCZ AXIS IS CENTERED ALONG 8N78W 11N90W 15N105W 11N112W 10N120W
10130W 10N140W. SCATTERED STRONG CONVECTION IS WITHIN 120 NM N
OF THE ITCZ BETWEEN 90W-93W. SCATTERED MODERATE/ISOLATED STRONG 
CONVECTION IS S OF THE ITCZ WITHIN 90 NM EITHER SIDE OF LINE
5N86W 7N86W...AND WITHIN 30 NM OF 7N88W. 

...DISCUSSION...

WEST OF 120W...

MID-LEVEL TROUGH EXTENDS FROM 32N1265W TO  A CYCLONIC 
CIRCULATION AT 9N142W A LARGE RIDGE IS EAST OF THE TROUGH TO 
ANOTHER N/S TROUGH OVER THE EXTREME EAST PART OF THE AREA.
 A LARGE AREA OF MODERATE TO STRONG SUBSIDENCE PRIMARILY NORTH 
OF 21N THAT EXTENDS WESTWARD TO MERGE WITH STRONG SUBSIDENCE 
PRODUCED BY THE MID/UPPER LEVEL RIDGE.
 MODERATE TO STRONG EASTERLY UPPER LEVEL EASTERLY WINDS ARE SEEN 
NORTH OF THIS CIRCULATION TO ABOUT 20N AS WELL AS TO ITS 
NORTHEAST FROM 10N-18N. THESE SAME EASTERLY WINDS WERE 
CONTRIBUTED TO THE WEAKENING OF FABIO.
THE REMAINDER OF TH AREA IS UNDER MODERATE SUBSIDENCE 
AND ASSOCIATED DRY AIR WITH ONLY ISOLATED SHOWERS AND 
THUNDERSTORMS NOTED.
  
$$
TORRES