000
AXPZ20 KNHC 080304
TWDEP 

TROPICAL WEATHER DISCUSSION                                    
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
0405 UTC MON JUN 08 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 0000 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0300 UTC. 

...SPECIAL FEATURES...

TROPICAL STORM BLANCA CENTERED NEAR 22.3N 111.2W AT 08/0300 UTC  
MOVING NNW AT 9 KT. ESTIMATED MINIMUM CENTRAL PRESSURE 988 MB. 
MAXIMUM SUSTAINED WINDS 55 KT WITH GUSTS TO 65 KT. SEE LATEST 
NHC FORECAST/ADVISORY UNDER AWIPS/WMO HEADERS MIATCMEP2/WTPZ22 
KHNC OR PUBLIC ADVISORY UNDER AWIPS/WMO HEADERS MIATCPEP2/WTPZ32 
KNHC FOR MORE DETAILS. SCATTERED MODERATE TO ISOLATED STRONG 
CONVECTION IS FROM 21N TO 25N BETWEEN 110W AND 114W. SWELL 
GENERATED BY BLANCA ARE AFFECTING THE SW COAST OF MEXICO...THE 
PACIFIC COAST OF BAJA CALIFORNIA...AND THE SOUTHERN GULF OF 
CALIFORNIA...WHICH MAY CAUSE LIFE-THREATENING SURF AND RIP 
CURRENTS. BLANCA IS PRESENTLY BEING SHEARED AND IS GRADUALLY 
WEAKENING. MORE WEAKENING IS EXPECTED BEFORE LANDFALL OVER BAJA 
CALIFORNIA. 

...TROPICAL WAVES... 

TROPICAL WAVE EXTENDS ALONG 82W N OF 04N MOVING W AT 15 KT. 
SCATTERED MODERATE TO ISOLATED STRONG CONVECTION IS N OF 3N 
BETWEEN 80W AND 84W. 
  
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH EXTENDS FROM 12N117W TO 10N120W TO 10N27W. ITCZ 
EXTENDS FROM 10N127W TO BEYOND 08N140W. SCATTERED MODERATE TO 
ISOLATED STRONG CONVECTION IS FROM 07N TO 12N BETWEEN 111W AND 
127W. WIDELY SCATTERED MODERATE CONVECTION IS FROM 05N TO 09N 
BETWEEN 127W AND 140W. 
 
...DISCUSSION...

BLANCA IS LOCATED W OF AN UPPER LEVEL ANTICYCLONE CENTERED OVER 
CENTRAL MEXICO NEAR 24N103W...WHILE A DEEP UPPER LEVEL TROUGH 
EXTENDS FROM AN UPPER LOW NEAR 27N129W TO 19N130W. AN UPPER 
TROUGH EXTENDS FROM SOUTHERN FLORIDA ACROSS THE YUCATAN 
PENINSULA TO NEAR 13N92W. BROAD SCALE UPPER LEVEL DIVERGENCE IS 
OVER CENTRAL AMERICA.  

CROSS-EQUATORIAL SWELL S OF 10N BETWEEN 91W-115W WILL SPREAD N 
MON AND GRADUALLY SUBSIDE TUE. MODEL GUIDANCE SHOWS SW MONSOON 
WINDS INCREASING S OF THE GULF OF TEHUANTEPEC FROM A LOW 
CURRENTLY LOCATED NEAR 07N97W THROUGH WED. THIS WILL LIKELY 
ALLOW SEAS TO BUILD N OF THE GALAPAGOS ISLANDS MON NIGHT AND TUE.

$$ 
FORMOSA