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Eastern Pacific Tropical Weather Discussion (Text)



000
AXPZ20 KNHC 011540
TWDEP 

TROPICAL WEATHER DISCUSSION                                     
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
1605 UTC SUN MAR 1 2015

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 1200 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
1500 UTC. 

...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

TROUGH FROM 07N82W TO 05N89W. ITCZ EXTENDS FROM 05N89W TO 04N96W 
TO 05N127W TO 04N140W. SCATTERED MODERATE ISOLATED STRONG 
CONVECTION FROM 03N TO 05N BETWEEN 88W AND 91W.  

...DISCUSSION... 

A MIDDLE LEVEL TO UPPER LEVEL TROUGH EXTENDS FROM 36N122W TO 
22N136W. DIVERGENT FLOW ALOFT E OF THE TROUGH AXIS ENHANCING  
SCATTERED MODERATE ISOLATED STRONG CONVECTION WITHIN 90 NM OF 
A LINE FROM 11N126W TO 19N116W.

A COLD FRONT EXTENDS FROM 30N118W TO 25N131W TO 26N137W. FRESH 
TO OCCASIONALLY NORTHERLY WINDS BEHIND THE FRONT ARE GENERATING 
8 TO 10 FEET COMBINED SEAS. 

...GAP WINDS...

GULF OF TEHUANTEPEC...SCATTEROMETER DATA SHOWS N-NE WINDS TO 30 
KNOTS. MODEL DATA INDICATES 20 TO 30 KT WINDS FOR MOST OF THE 
NEXT 48 HOURS. EXPECT 20-30 KT WINDS WITH SOME 12-HR PERIODS OF 
20-25 KT THROUGH TUE...WITH MAX SEAS TO 9-10 FT. LOOKING AHEAD 
A STRONG GALE WIND EVENT IS POSSIBLE FRI MORNING.

GULF OF PAPAGAYO...NOCTURNAL 20-25 KT NE SURGES ARE EXPECTED TO 
PERSIST THROUGH TUE...WITH SEAS GRADUALLY BUILDING TO 9-10 FT.

GULF OF PANAMA...NORTHERLY 10-15 KT WINDS EXPECTED TO INCREASE 
TO 20-25 KT EARLY MON AND CONTINUE THROUGH TUE...WITH SEAS 
BUILDING TO 8-9 FT. 

GULF OF CALIFORNIA...FRESH SW WINDS WILL OCCASIONALLY EXCEED 20 
KT N OF 30N TONIGHT AS THE COLD FRONT PUSHES INTO NW MEXICO.

$$ 
MT


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Page last modified: Sunday, 01-Mar-2015 15:40:26 UTC