000
AXPZ20 KNHC 010259
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC WED JUL 01 2009

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

BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY
THROUGH 0230 UTC.

...TROPICAL WAVE...

A TROPICAL WAVE IS ALONG 94W/95W TO THE SOUTH OF 17N MOVING
WEST 10 KT TO 15 KT. INFRARED SATELLITE IMAGERY HAS BEEN 
SUGGESTING THAT A MIDDLE LEVEL CYCLONIC CIRCULATION CENTER
IS ALONG THE WAVE NEAR 10N. SOME OF THE DEEP CONVECTIVE 
PRECIPITATION WAS ORGANIZED AT LEAST DURING THE LAST 6 TO
8 HOURS AGO. THE CONVECTIVE PRECIPITATION HAS BEEN DISSIPATING
AND/OR ALREADY HAS DISSIPATED DURING THE LAST FEW HOURS...
AT LEAST FOR THE MOMENT. THE GFS FORECAST COMPUTER MODEL HAS
NOT BEEN DEVELOPING ANY SYSTEM IN THE AREA. 

...ITCZ...

07N77W TO 06N86W 12N105W TO 07N128W TO 7N140W. SCATTERED STRONG 
SHOWERS AND THUNDERSTORMS ARE FROM 08N TO 10N BETWEEN 98W AND 
101W. 

STRONG SHOWERS AND THUNDERSTORMS IN INDIVIDUAL CLUSTERS ARE 
WITHIN 60 NM OF THE COAST FROM 7N TO 16N BETWEEN 81W AND 98W.

THE EARLIER DEEP CONVECTIVE PRECIPITATION HAS BEEN DISSIPATING.
NOW ONLY ISOLATED MODERATE SHOWERS ARE FROM 10N TO 20N BETWEEN
130W AND 140W...UNDER AN UPPER LEVEL RIDGE.

...DISCUSSION...

A MIDDLE LEVEL TO UPPER LEVEL CYCLONIC CIRCULATION CENTER IS 
NEAR 21N112W. CYCLONIC FLOW COVERS THE AREA FROM 16N TO 27N
BETWEEN 108W AND 127W.

A MIDDLE LEVEL TO UPPER LEVEL TROUGH PASSES THROUGH 32N125W
TO 29N128W TO 24N140W.

$$
MT