000
AXPZ20 KNHC 061548
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC FRI JUN 06 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 
1545 UTC.

.INTERTROPICAL CONVERGENCE ZONE AXIS EXTENDS 07N77W TO 08N90W TO 
09N105W TO 03N140W. SCATTERED MODERATE ISOLATED STRONG 
CONVECTION WITHIN 180 NM EITHER SIDE OF LINE FROM 05N77W TO 
13N92W TO 09N110W.

...DISCUSSION...
A NARROW UPPER LEVEL TROUGH EXTENDS SW FROM 32N117W TO 24N129W 
TO BEYOND 23N141W. NW OF THIS TROUGH AN UPPER RIDGE HAS 
COLLAPSED AND EXTENDS W TO E ALONG 35N150W TO 32N121W. ANOTHER 
UPPER TROUGH EXTENDS N TO S ALONG 120W WITH AN EMBEDDED CYCLONE 
NEAR 14N121W. AND EFFECTIVELY SEPARATES A TROPICAL UPPER RIDGE 
EXTENDING N ACROSS THE EQUATOR AT 140W FROM A SECOND STATIONARY 
RIDGE THAT HAS PERSISTED OVER NORTHERN MEXICO.  

UPPER DIFFLUENCE IS ENHANCING CONVECTION OVER THE DISCUSSION 
AREA SE OF A LINE FROM 25N95W TO 10N115W. THE RESULTANT DEBRIS 
MOISTURE EVAPORATES OVER THE GULF OF MEXICO ALONG 22N BUT SEEMS 
TO SPREAD S OF THE EQUATOR BETWEEN 87W AND 104W.

SURFACE HIGH PRESSURE IS STATIONARY NEAR 34N144W AND RIDGES SE 
TO 16N115W. NW WINDS AT 20 KT ARE OBSERVED OVER THE WATERS E OF 
THE RIDGE TO THE BAJA PENINSULA AND NE TRADES 15 TO 20 KT ARE 
CONTINUING SW OF THE RIDGE AXIS. SOUTHERLY WINDS ARE CONTINUING 
OVER THE DEEP TROPICAL WATERS FROM 07N TO 11N BETWEEN 108W AND 
85W.  

$$
NELSON