000
AXPZ20 KNHC 292157
TWDEP 

TROPICAL WEATHER DISCUSSION
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC FRI FEB 29 2008

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

BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2145 UTC.
 
...ITCZ...

ITCZ IS ALONG THE LINE...5N77W 7N105W 9N120W 7N125W 7N140W.
SCATTERED MODERATE WITHIN 120 NM OF 8N110W. SCATTERED MODERATE 
WITHIN 75 NM OF 10N119W. SCATTERED MODERATE WITHIN 45 NM EITHER 
SIDE OF AXIS FROM 125W TO 128W. 

...DISCUSSION...
UPPER LEVELS...
TROUGH EXTENDS FROM A CYCLONIC CIRCULATION OFF THE NW BAJA 
CALIFORNIA COAST NEAR 31N119W THROUGH 23N125W TO A BASE NEAR
18N135W. ANOTHER CYCLONIC CIRCULATION CENTER WAS NOTED WITHIN 
THE TROUGH NEAR 23N126W. STRONG UPPER LEVEL SUBSIDENCE NOTED 
WITHIN 240 NM OF THE TROUGH AXIS. 

BROAD ANTICYCLONIC FLOW COVERS THE REMAINDER OF THE AREA E OF 
THE TROUGH AXIS NOTED ABOVE. 

SURFACE...
WEAK RIDGE IS N OF 12N W OF 112W WITH A 1025 MB CENTER NEAR 
30N134W. A WEAK COLD FRONT WAS APPROACHING THE FAR NW CORNER OF 
THE AREA. 

GAP WINDS OF 20 KNOTS IN THE GULF OF TEHUANTEPEC WILL DECREASE 
TEMPORARILY TO LESS THAN 20 KT IN 12 HOURS THEN INCREASE TO 20 
KT IN 24 HOURS AND CONTINUE THROUGH 48 HOURS.

GAP WINDS IN THE GULF OF PAPAGAYO AREA WILL BE IN THE 20 TO 25 
KNOT RANGE THROUGH 48 HOURS. THESE WINDS WILL EXTEND TO NEAR 
100W DURING THE NEXT 12 HOURS THEN ONLY TO ABOUT 90W THROUGH 48 
HOURS.

GAP WINDS OF 20 KNOTS IN THE GULF OF PANAMA WILL DECREASE TO 
LESS THAN 20 KT IN 18-24 HOURS.

$$
COBB