000
AXPZ20 KNHC 060923
TWDEP 

TROPICAL WEATHER DISCUSSION     
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL
1005 UTC TUE FEB 06 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...
ITCZ AXIS ALONG THE LINE...4N77W 4N115W 3N140W.
THERE IS NO SIGNIFICANT CONVECTION ALONG THE ITCZ.

...DISCUSSION...

UPPER LEVELS...
WEAK RIDGE N OF 20N FROM 110W TO 120W. BROKEN HIGH CLOUDS ARE 
OBSERVED IN THIS AREA.

WEAK RIDGE IS ALSO SOUTH OF 20N EAST OF 105W AND WEST OF 125W. 
THESE AREAS ARE CLEAR WITH DRY AIR OBSERVED IN THE MIDDLE AND 
UPPER LEVELS IMPLYING UPPER LEVEL SUBSIDENCE.

STRONG SHORTWAVE TROUGH IS NORTH OF 20N WEST OF 120W SURFACE 
COLD IS JUST WEST OF THE AREA APPROACHING 140W. SOME BROKEN 
MIDDLE AND UPPER LEVEL CLOUDS AREA ASSOCIATED WITH THIS SYSTEM. 

SURFACE...
HIGH CENTERED NEAR 28N123W 1021 MB.  ASSOCIATED RIDGE COVERS THE 
AREA NORTH OF 20N FROM 110W TO 130W.  REMAINDER OF AREA COVERED 
BY BROAD TROUGH.

GAP WINDS...NLY GALE WINDS IN THE GULF OF TEHUANTEPEC ARE 
EXPECTED TO CONTINUE THROUGH 24 HOURS. NE TO E WINDS 20-25 KT IN 
THE GULF OF PAPAGAYO EXPECTED TO FINALLY WEAKEN TO 20 KT LATE 
WED. NLY WINDS ABOUT 20 KT IN THE GULF OF PANAMA EXPECTED WEAKEN 
EARLY WED TO AROUND 15 KT.

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LL