000
AXPZ20 KNHC 090859
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC FRI MAR 09 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0900 UTC.

...ITCZ...AXIS ALONG 1N80W 4N100W 3N120W 3N140W. NO SIGNIFICANT 
CONVECTION.

...DISCUSSION...
UPPER LEVEL TROUGH EXTENDS FROM THE NORTHERN BAJA PENINSULA SW 
TO 8N132W. SW WIND E OF TROUGH AXIS WITH A 90 KT JETSTREAM IS 
ADVECTING TROPICAL MOISTURE NE INTO CENTRAL MEXICO. MODERATE TO 
STRONG SUBSIDENCE IS S OF 15N W OF THE TROUGH AXIS. UPPER LEVEL 
HIGH IS BUILDING W OF THE TROUGH. A SHORTWAVE TROUGH IS MOVING 
SE FROM THE SOUTHERN ROCKIES INTO NORTHERN MEXICO...OTHERWISE A 
BROAD RIDGE COVERS THE REMAINDER OF MEXICO AND CENTRAL AMERICA.

SURFACE HIGH PRES...1023 MB...IS CENTERED NEAR 28N137W WITH 
RIDGE FROM THE THE HIGH TO 16N109W.

$$
DGS