000
AXPZ20 KNHC 241523
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC SAT NOV 24 2007

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...
NONE.
 
...ITCZ...
INTERTROPICAL CONVERGENCE ZONE IS ALONG THE LINE...6N77W 6N95W 
10N110W 10N140W. SCATTERED MODERATE CONVECTION IS NORTH OF 4.5N 
EAST OF 80W.  SCATTERED MODERATE CONVECTION IS WITHIN THE AREA 
FROM 10N TO 11N FROM 115.5W TO 120W. SCATTERED MODERATE 
CONVECTION IS WITHIN 60 NM OF THE POINT 11.2N132.2W.

...DISCUSSION...
UPPER LEVELS...
STRONG SHORTWAVE TROUGH IS OVER THE AREA NORTH OF 25N EAST OF 
120W INCLUDING MOST OF THE GULF OF CALIFORNIA AND SOME OF 
NORTHWEST MEXICO. THE ASSOCIATED WEATHER IS EAST OF THE SYSTEM 
IN THE SOUTHERLY FLOW OVER NORTHERN MEXICO AND SOUTHERN NEW 
MEXICO. ALSO AN ISOLATED AREA OF CONVECTION IS WITHIN 60 NM OF 
25N103W IN CENTRAL MEXICO. THE SHORTWAVE IS ROTATING THROUGH A 
LARGER TROUGH THAT IS NORTH OF 15N EAST OF 125W. 

A MAJOR TROUGH IS WEST OF THE AREA AND EXTENDS OVER THE 
NORTHWEST PART OF THE DISCUSSION AREA NW OF A LINE 32N133W TO 
27N140W. OTHERWISE A LARGE SCALE DIFLUENT RIDGE IS WEST OF 125W 
NORTH OF THE ITCZ. MULTI LEVEL OVERCAST CLOUDS ARE FOUND OVER A 
LARGE AREA NORTH OF THE ITCZ WEST OF 130W. THE REMAINDER OF THE 
UPPER LEVELS IS A WEAK RIDGE PATTERN.

SURFACE...
WEAK RIDGE IS NORTH OF THE ITCZ WEST OF 110W. ELSEWHERE BROAD 
TROUGH IS ANALYZED.

GAP WINDS OF NEAR 20 KNOTS CONTINUE IN THE GULF OF PAPAGAYO AREA
THROUGH THE NEXT 24 HOURS.

$$
LL