000
AXPZ20 KNHC 162102
TWDEP 

TROPICAL WEATHER DISCUSSION    
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
2205 UTC WED MAY 16 2007

TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM 
THE EQUATOR TO 32N...EAST OF 140W. 

BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
2015 UTC.

...ITCZ...
ITCZ AXIS IS CENTERED ALONG N77W 8N90W 10N110W 6N140W. SCATTERED 
MODERATE/ISOLATED STRONG CONVECTION 180NM WIDE 77W TO 91W. 
SCATTERED MODERATE/STRONG 90 NM WIDE 108W TO 111W. 

...DISCUSSION...
UPPER LEVELS...
MOISTURE IS BEING ADVECTED INTO MEXICO BY STRONG SW WINDS IN AN 
AREA BETWEEN A LINE 27N113W TO 21N 140W AND A LINE 20N105W TO 
1N130W. MOSTLY SINKING DRY AIR AREAS ARE ELSEWHERE.

LOW LEVELS...
A STATIONARY 1026 MB HIGH CENTERED NEAR 31N131W CONTROLS THE 
AREA W OF 110W. WEAK LOW PRESSURE CENTERED ALONG THE ITCZ 
DOMINATES THE REST OF THE AREA.
WITHIN 30NM OF LINE 16N94.5W 12N97W INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 20 TO 25 KT SEAS TO 8 FT. FROM 7N TO 22N W 
OF 120W NE WINDS 20 KT SEAS TO 8 FT. 
N OF 28N BETWEEN 118W AND 128W N WINDS 20 KT SEAS TO 8 FT IN NW 
SWELL. FROM 15N TO 26N BETWEEN 110W AND 120W NW TO N WINDS 20 KT 
SEAS LESS THAN 8 FT.  

$$
FETORRES