000
AXPZ20 KNHC 091504
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC MON JUN 09 2008

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

BASED ON 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1500 UTC.

...TROPICAL WAVES...
TROPICAL WAVE N OF 6N ALONG 94W MOVING W 10-15 KT. A FEW SHOWERS 
ARE ALONG AND SLIGHTLY W OF THE WAVE. THE WAVE IS APPROACHING A
LARGE AREA CONVECTION ASSOCIATED WITH A LOW PRES OFF THE COAST OF
MEXICO.

...ITCZ...
ITCZ AXIS IS CENTERED ALONG 6N77W 5N85W 7N125W 6N140W. SCATTERED 
MODERATE TO STRONG CONVECTION WITHIN 110 NM S OF AXIS FROM 
77W-82W.

...DISCUSSION...
AN UPPER LOW ACROSS THE W PORTION OF THE DISCUSSION AREA IS 
CENTERED NEAR 22N137W. TROUGH EXTENDS FROM THE LOW ESE TO 19N130W
TO 5N122W. MODERATE TO STRONG SUBSIDENCE WITH DRY AIR AT THE MID 
AND UPPER LEVELS OF THE ATMOSPHERE COVERS THE AREA W OF 110W. 
THE SUBSIDENCE IS SUPPRESSING ITCZ CONVECTION W OF 110W.  AN 
UPPER RIDGE OFF THE BAJA CALIFORNIA COAST NEAR 25N118W. UPPER 
LEVEL DIFFLUENT FLOW IS ENHANCING CONVECTIVE ACTIVITY ASSOCIATED 
WITH A 1005 MB LOW PRES OFF THE COAST OF MEXICO JUST S OF 
ACAPULCO NEAR 16N100W. NUMEROUS MODERATE TO STRONG CONVECTION IS 
N OF 13N TO THE COAST OF MEXICO BETWEEN 96W-104W. 

SURFACE RIDGE WITH AXIS FROM 32N139W TO 18N118W. A LARGE AREA OF 
MOSTLY OVERCAST STRATOCUMULUS CLOUDS COVERS THE AREA N OF 15N W 
OF 110W.

$$
DGS