000
AXPZ20 KNHC 190401
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
0405 UTC FRI JAN 19 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 IS CENTERED ALONG 4N78W 5N90W 4N102W 4N110W 5N120W 
5N130W 5N140W. NO SIGNIFICANT CONVECTION.

...DISCUSSION...

UPPER TROUGH EXTENDS FROM A MID/UPPER LEVEL LOW OVER SRN 
CALIFORNIA TO  NEAR 20N1345W. A RIDGE IS N OF THE AREA IS WITH 
MOVING S BEHIND THE TROUGH. STRONG SUBSIDENCE AND ASSOCIATED DRY 
AIR HAS ENTERED THE REGION BEHIND THE TROUGH. WINDS OF 70-100 KT 
ARE WITHIN 150 NM EITHER SIDE OF LINE 18N124W 23N117W NEWD 
ACROSS SRN BAJA CALIFORNIA AND ACROSS SW  UNITED STATES. MID AND 
UPPER LEVELTROPICAL MOISTURE WITHIN 800 NM SE OF THE JET STREAM 
IS BEING ADVECTED NEWD INTO BAJA CALIFORNIA...MEXICO AND THE 
SW UNITED STATES.

AT THE SURFACE...
A TIGHT PRES GRADIENT IS PRODUCINGN STRONG 
TRADES W OF 120W.

GULF OF TEHUANTEPEC...GALE CONDITIONS WITH N-NE WINDS OF 20-35 
KT ARE FORECAST TO LAST ANOTHER 30 HRS.

GULF OF PAPAGAYO...20-30 KT OVER THE ARE WITH WINDS DIMINISHING 
TO 20-25 KT LATE FRI.

$$
TORRES