000
AXPZ20 KNHC 152055
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC THU MAR 15 2007

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM 
THE EQUATOR TO 32N...EAST OF 140W. THE FOLLOWING INFORMATION IS 
BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND 
METEOROLOGICAL ANALYSIS.

BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2045 UTC.

...ITCZ...

ITCZ AXIS 3N78W 4N100W 21N140W. NO SIGNIFICANT
CONVECTION.

...DISCUSSION...
 
UPPER LEVEL...
AN UPPER CYCLONE CENTERED NEAR 22N127W HAS A TROUGH EXTENDING TO 
6N127W. BOTH ARE DRIFTING ENE. EXTENSIVE TROPICAL MOISTURE IS W 
OF 120W AND BEING ADVECTED INTO BAJA CALIFORNIA AND NW MEXICO. A 
RIDGE EXTENDS E OF THE TROUGH TO 90W. STRONG SW WINDS IN THE 60 
TO 70 KT RANGE ARE WITHIN 240 NM OF A LINE 19N120W TO 27N107W.
DRY UPPER AIR IS INDICATED E OF 120W.

SURFACE...
A BROAD RIDGE DOMINATES THE AREA WITH THE AXIS FROM 32N130W TO 
19N114W.
A TROUGH WITH SCATTERED CONVECTION WITHIN 80 NM OF THE AXIS IS 
FROM 6N110W TO 11N110W.

A GALE EVENT IS EXPECTED OVER THE GULF OF TEHUANTEPEC IN 36 
HOURS FROM 1800 UTC TODAY. WINDS WILL INCREASE TO 20 KT WITHIN 
24 HOURS.

NE WINDS 15 TO 20 KT CONTINUE IN AND DOWNSTREAM OF THE GULF OF 
PAPAGAYO. NLY WINDS MOSTLY 15 KT IN THE GULF OF PANAMA. 

$$
FEDS