000
AXPZ20 KNHC 050922
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC MON FEB 05 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...

INTERTROPICAL CONVERGENCE ZONE IS ALONG..5N77W 6N105W 5N140W. 
SCATTERED MODERATE CONVECTION IS WITHIN 60 NM OF THE POINT 
5.2N124.2W.

...DISCUSSION...

UPPER LEVELS...
STRONG SHORTWAVE IS NORTH OF 20N WEST OF 120W.  AN EMBEDDED 
CYCLONIC CIRCULATION IS CENTERED NEAR 30N134W AND IS MOVING 
NORTH. COLD FRONT IS ASSOCIATED WITH THIS SYSTEM AND RUNS 
THROUGH 32N134W TO 29N131W TO 20N140W.  MULTI LEVEL CLOUDS ARE 
WITHIN 200 NM EAST AND SOUTHEAST OF THE FRONT. 

ANOTHER WEAKER TROUGH EXTENDS FROM CENTRAL MEXICO ALONG THE LINE 
THROUGH 29N100W TO 15N115W.  CLOUDS ASSOCIATED WITH THIS SYSTEM 
ARE OVER MEXICO NORTH OF 20N SOUTHEAST OF THE TROUGH AXIS.

REMAINDER OF THE UPPER LEVELS ARE COVERED BY WEAK RIDGE.

SURFACE...
WEAK TROUGH IS ALONG THE MEXICAN COAST NORTH OF 20N.  ALSO 
FRONTAL TROUGH IS OVER THE NORTHWEST PART OF THE AREA.  
REMAINDER OF THE AREA NORTH OF 15N IS A WEAK RIDGE.  SOUTH OF 
20N WEAK TROUGH IS CENTERED ALONG THE ITCZ.

GAP WINDS...NLY GALE WINDS IN THE GULF OF TEHUANTEPEC ARE 
EXPECTED TO CONTINUE THROUGH LATE WED. NE TO E WINDS 20-25 KT IN 
THE GULF OF PAPAGAYO EXPECTED TO CONTINUE INTO LATE WED AS WELL. 
NLY WINDS ABOUT 20 KT IN THE GULF OF PANAMA EXPECTED TO WEAKEN 
EARLY WED.  

$$
LL