000
AXPZ20 KNHC 140939
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC WED NOV 14 2007

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.

...ITCZ...

ITCZ AXIS IS CENTERED ALONG AXIS 9N83W 7N95W 9N125W 8N140W. 
CLUSTERS OF SCATTERED MODERATE/ISOLATED STRONG CONVECTION FROM 
8N-13N BETWEEN 113W-132W. 

...DISCUSSION...

DISTINCTIVE UPPER CYCLONE IS CENTERED NEAR 26N118W...SANDWICHED 
BETWEEN AN UPPER LEVEL ANTICYCLONE NEAR 29N134W AND ANOTHER 
UPPER RIDGE THAT EXTENDS FROM THE CARIBBEAN SEA ACROSS S MEXICO. 
AN ASSOCIATED SURFACE LOW PRES 1014 MB IS CENTERED BENEATH THE 
UPPER FEATURE NEAR 25N117W WITH WEAK SURFACE TROUGH EXTENDING TO 
20N119W. QUIKSCAT AND ASCAT DATA ALSO SHOW BROAD AREA OF NELY 
TRADES ON THE S PERIPHERY OF THE HIGH PRES...GENERALLY W OF 125W 
BETWEEN 10N AND 25N. FURTHER E...STRONG GAP WINDS CONTINUE 
THROUGH THE GULF OF TEHUANTEPEC. THIS WILL DIMINISH SLIGHTLY 
WED...BUT INCREASE AGAIN TO GALE FORCE BY THU IN RESPONSE TO A 
COLD FRONT PUSHING INTO THE GULF OF MEXICO. ENHANCED ELY FLOW 
OVER THE CARIBBEAN WILL ALSO INITIATE FRESH WINDS OVER THE GULF 
OF PAPAGAYO BY 12 HOURS BUT WILL DIMINISH BY FRI. THUS... 
CONVECTION CONTINUES ALONG THE W PORTION OF THE ITCZ AS 
DESCRIBED ABOVE...ENHANCED BY UPPER OUTFLOW BETWEEN THE UPPER 
LOW OFF BAJA AND THE UPPER RIDGE TO ITS WEST.

$$
WALLACE