000
AXPZ20 KNHC 130324
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC WED FEB 13 2008

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

BASED ON 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0300 UTC.
 
...ITCZ...
ITCZ AXIS IS ALONG THE LINE...4N77W 4N110W 7N140W. SCATTERED 
MODERATE CONVECTION IS WITHIN 90 NM OF THE POINT 4.5N84.5W.
SCATTERED MODERATE CONVECTION IS WITHIN 75 NM EITHER SIDE OF THE 
LINE 7N100W 3N109W. 

...DISCUSSION...
UPPER LEVELS...
DEEP LAYER CYCLONIC CIRCULATION CENTERED NEAR 28N135W AND IS 
NEARLY STATIONARY. ASSOCIATED TROUGH IS N OF 22N W OF 126W 
WITH SOME DRY AIR WRAPPING AROUND BASE OF THE TROUGH. ASSOCIATED 
BROKEN TO OVERCAST MULTI LEVEL CLOUDS WITH LOCAL AREAS OF 
EMBEDDED RAIN AND ISOLATED CONVECTION ARE NORTH OF 26N FROM 120W 
TO 132W.
 
DEEP LAYER TROUGH IS NORTHEAST OF A LINE 32N120W 25N112W TO 
BEYOND 25N100W. THIS REGION IS DRY AND CLOUD FREE IN THE MIDDLE 
AND UPPER LEVELS AND INCLUDES MOST OF BAJA CALIFORNIA...THE GULF 
OF CALIFORNIA AND NORTHWEST MAINLAND MEXICO.

THE ABOVE TWO TROUGH SHOULD CHANGE LITTLE IN THE NEXT 48 HOURS.

MAINLY UPPER TROUGH IS ALONG 123W NORTH OF THE ITCZ TO 15N. AN 
AREA OF UPPER DIFFLUENCE PRECEDES THE TROUGH WITH MULTI LEVEL 
CLOUDS FROM 10N TO 16N FROM 114W TO 123W. THERE IS EMBEDDED 
CONVECTION IN THE AREA WITHIN 120 NM OF THE POINT 15N119W.

REMAINDER OF THE AREA IS COVERED BY BROAD ANTICYCLONIC FLOW.

SURFACE...
MODERATE RIDGE IS NORTH OF 12N WEST OF 108W. ELSEWHERE BROAD 
TROUGH IS ANALYZED.

GAP WINDS OF 20 KNOTS WILL CONTINUE IN THE GULF OF PAPAGAYO 
REGION THROUGH THE NEXT 24 HOURS THEN INCREASE TO 20 TO 
OCCASIONALLY 25 KTS THROUGH 48 HOURS.

GAP WINDS WILL BEGIN IN THE GULF OF TEHUANTEPEC LATE WEDNESDAY 
AND LAST FOR ABOUT 24 HOURS.

$$
LL