000
AXPZ20 KNHC 240915
TWDEP 

TROPICAL WEATHER DISCUSSION                                    
NWS NATIONAL HURRICANE CENTER MIAMI FL                         
1005 UTC FRI APR 24 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 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 
0900 UTC. 
 
...INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...              

ITCZ AXIS EXTENDS FROM 06N96W TO 06N112W TO 07N119W THROUGH LOW 
PRES 1010 MB NEAR 07N121W TO 04N125W TO 04N140W. SCATTERED 
MODERATE ISOLATED STRONG CONVECTION WITHIN 75 NM OF LOW.

...DISCUSSION... 

A MID LEVEL SHORT WAVE TROUGH EXTENDS FROM SOUTHERN CALIFORNIA 
TO 25N127W. A BROAD LONG WAVE TROUGH IS LOCATED ALONG 120W. A 
LARGE UPPER LEVEL ANTICYCLONE IS CENTERED OVER THE YUCATAN 
PENINSULA NEAR 19N88W. DEEP TROPICAL MOISTURE IS STREAMING N-NE 
AHEAD OF THE LONG WAVE TROUGH ACROSS WESTERN MEXICO INTO TEXAS.

1030 MB HIGH PRES CENTERED NEAR 33N144W ANCHORS A BROAD RIDGE 
ACROSS NORTHERN WATERS W OF BAJA CALIFORNIA. SCATTEROMETER DATA 
SHOWS AN AREA OF FRESH TO STRONG TRADE WINDS IN A TRIANGULAR 
REGION ROUGHLY DEFINED FROM 26N138W TO 13N115W TO 07N135W. THE 
NE WINDS ARE GENERATING WIND WAVES WHICH ARE PRIMARY COMPONENT 
OF 8-11 FT SEAS INDICATED FROM ALTIMETER DATA. EXPECT SIMILAR 
CONDITIONS TO PERSIST ACROSS W CENTRAL WATERS THROUGH SUN WITH 
FRESH NE TRADES AND 8-10 FT SEAS.

VERY STRONG N WINDS ALONG THE CALIFORNIA COAST ARE GENERATING 
NORTHERLY SWELL THAT WILL SWEEP S OF 30N LATE SAT NIGHT. 

MODEL GUIDANCE INDICATES EXTREME NORTHERN GULF OF CALIFORNIA CAN 
EXPECT 20-30 KT W-SW WINDS THIS MORNING FROM DIURNAL EFFECTS 
ASSOCIATED WITH A THERMAL TROUGH IN THE SONORAN DESERT. AN ASCAT 
PASS AT 0415 UTC SHOWED A RIBBON OF HIGHER WINDS BETWEEN 30-31N.

$$ 
MUNDELL