000
AXPZ20 KNHC 152151
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC SUN APR 15 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 
2100 UTC.

...ITCZ...
AXIS 8N82W 8N110W 4N132W 4N140W. SCATTERED MODERATE CONVECTION 
WITHIN 60 NM OF AXIS E OF 95W...AND FROM 6N TO 11N BETWEEN 111W-121W.

...DISCUSSION...
MID/UPPER LEVEL LOW DIVING S INTO SRN CALIF NEAR 36N119W. LOW IS 
ATTACHED TO LARGER SHORT WAVE TROUGH N OF 27N...MOVING E 10-15 KT. 
FURTHER WEST A RIDGE ALOFT COVERS A LARGE AREA FROM N OF 20N W OF 
125W TO WELL BEYOND 140W. OVER THE DEEP TROPICS FAIRLY STRONG 
WESTERLIES ALOFT COVER THE AREA W OF 125W BECOMING MORE SWLY BETWEEN 
105W-125W. SATELLITE CLOUD DRIFT WINDS ARE IN THE 50-60 KNOT RANGE.

BROAD RIDGING ALOFT COVERS AREA E OF 105W WITH AN UPPER ANTICYCLONE 
CENTERED OVER THE W CENTRAL CARIBBEAN. SATELLITE CLOUD DRIFT WINDS 
IN THIS AREA ARE S-SE AT 25-30 KNOTS. AN ONGOING LATE SEASON GALE IN 
THE GULF OF TEHUANTEPEC IS EXPECTED LAST ANOTHER 18-24 HOURS BEFORE 
QUICKLY SUBSIDING MON NIGHT. QUIKSCAT PASS AT 1240Z INDICATED N WINDS
WITH A MAX OF ABOUT 40 KNOTS.

$$
MUNDELL