000
AXPZ20 KNHC 220340
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC MON JAN 22 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0300 UTC.

...ITCZ...
AXIS 5N77W 4N85W 5N95W 5N140W. NO SIGNIFICANT CONVECTION.

...DISCUSSION...
A SHORTWAVE TROUGH PUSHING SWD EXTENDS FROM NEW MEXICO SWWD ACROSS 
BAJA CALIFORNIA THEN SW TO 20N130W. CONFLUENT UPPER LEVEL FLOW INTO 
THE TROUGH IS RESULTING IN MODERATE SUBSIDENCE AND DRY AIR N OF 20N 
E OF 134W. SHOWERS ARE VERY SPOTTY AND NO DEEP CONVECTION IS PRESENT 
ACROSS THE ENTIRE DISCUSSION AREA.

A WEAK SURFACE RIDGE EXTENDS FROM 35N125W TO 20N115W. HIGH PRES 
PREVAILS N OF 12N W OF 108W. A SURGE OF STRONG NLY WINDS N OF 30N 
BETWEEN 122-128W WILL PRODUCE AN AREA OF HIGH SEAS W OF BAJA CALIF. 
TRADE WINDS REMAIN MODERATE WITH A FEW SHIP REPORTS AND QUIKSCAT 
VALUES UP TO 30 KT W OF 130W. QUIKSCAT THIS MORNING SHOWED GAP WINDS 
TO 20 KT OVER THE GULF OF PAPAGAYO...AND LITTLE CHANGE IS EXPECTED 
DURING THE NEXT 24-48 HOURS.

$$
MUNDELL