000
AXPZ20 KNHC 261540
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1605 UTC MON FEB 26 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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1445 UTC.

...ITCZ...
ITCZ AXIS ALONG 6N77W 4N95W 5N110W 4N125W 4N140W. SCATTERED 
MODERATE ISOLATED STRONG CONVECTION WITHIN 45 NM EITHER SIDE OF 
A 6N87W 6N92W LINE AND WITHIN 45 NM EITHER SIDE OF A 4N131W 
7N140W LINE. 

...DISCUSSION...

WELL-DEFINED MIDDLE/UPPER LEVEL TROUGH HAS ITS AXIS LOCATED WEST 
OF THE DISCUSSION AREA THROUGH 32N150W TO 12N155W WITH CYCLONIC 
FLOW NOTED IN WATER VAPOR IMAGERY ABOUT 6 TO 8 DEGREES EITHER 
SIDE OF THE TROUGH AXIS. A JET ORIGINATES AT THE BASE OF THE 
TROUGH NEAR 12N153W AND CONTINUES NNE TO NEAR 28N140W AND THEN 
TURNS EAST TO 27N120W AND ACROSS THE CENTRAL BAJA CALIFORNIA 
PENINSULA. WINDS ARE ESTIMATED TO BE 80 TO 90 KNOTS ALONG THE 
JET AXIS AS INDICATED BY CLOUD DRIFT WINDS WITH WESTERLIES ALOFT 
EXTENDING FROM THE AXIS SOUTHWARD TO NEAR 18N. 

RIDGING ALOFT COVERS MOST OF THE DEEP TROPICS SOUTH OF ABOUT 18N 
WITH SUBSIDENCE OVER MOST OF THIS AREA AND STRONGEST E OF 105W.

$$
CAB