000
AXPZ20 KNHC 120912
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC THU JUN 12 2008

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

BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0900 UTC.

...TROPICAL WAVE...
TROPICAL WAVE N OF 13N ALONG 94W WHICH IS INLAND OVER S MEXICO 
AND THROUGH THE BAY OF CAMPECHE MOVING W 10-15 KT. SCATTERED 
MODERATE TO STRONG CONVECTION OVER MEXICO FROM  17N-20N BETWEEN 
95W-97W. 

...ITCZ...
INTERTROPICAL CONVERGENCE ZONE IS CENTERED ALONG 09N83W TO 
05N110W TO 07N97W TO 06N140W. SCATTERED MODERATE TO STRONG 
CONVECTION WITHIN 240 NM N OF AXIS FROM 115W-120W.

...DISCUSSION...
BROAD UPPER LEVEL TROUGH WITH AXIS FROM 25N133W TO 11N125W. A 
75-90 KT SUBTROPICAL JETSTREAM SW OF THE TROUGH AXIS FROM 15N140W
TO 8N128W...BROKEN CIRRUS CLOUDS ARE WITHIN 300 NM S OF THE JET 
AXIS. UPPER LEVEL RIDGE EXTENDS FROM 32N122W TO ANTICYLONIC 
CIRCULATION OFF THE BAJA CALIFORNIA COAST NEAR 26N115W. ANOTHER 
RIDGE AXIS EXTENDS FROM THE ANTICYCLONIC CIRCULATION ENE TO THE 
TEXAS BIG BEND. A LARGE AREA OF MODERATE TO STRONG SUBSIDENCE N 
OF 10N W OF 110W. MODERATE TO STRONG CONVECTION FROM CENTRAL 
MEXICO S TO COSTA RICA IS SLOWLY DECREASING.

SURFACE TROUGH IS ANALYZED ALONG THE ITCZ ALONG 10N94W TO 3N96W.
A FEW SHOWERS ASSOCIATED WITH THE TROUGH FROM 5N-7N BETWEEN 
93W-97W. OTHERWISE SURFACE RIDGE WITH AXIS FROM 32N140W TO 
15N107W. BROKEN/OVERCAST STRATOCUMULUS CLOUDS COVERS THE AREA N 
OF 17N W OF 115W.

$$
DGS