530  
AXPZ20 KNHC 192110  
TWDEP  
 
TROPICAL WEATHER DISCUSSION  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
2205 UTC THU JUN 19 2025  
 
TROPICAL WEATHER DISCUSSION FOR THE EASTERN PACIFIC OCEAN FROM  
03.4S TO 30N, EAST OF 120W INCLUDING THE GULF OF CALIFORNIA, AND  
FROM THE EQUATOR TO 30N, BETWEEN 120W AND 140W. THE FOLLOWING  
INFORMATION IS BASED ON SATELLITE IMAGERY, WEATHER OBSERVATIONS,  
RADAR, AND METEOROLOGICAL ANALYSIS.  
 
BASED ON 1800 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH  
2030 UTC.  
   
..SPECIAL FEATURES
 
 
TROPICAL STORM ERICK IS CENTERED INLAND NEAR 17.4N 99.7W AT  
19/2100 UTC, MOVING NORTHWEST AT 10 KT. ESTIMATED MINIMUM CENTRAL  
PRESSURE IS 1000 MB. MAXIMUM SUSTAINED WIND SPEED IS 45 KT WITH  
GUSTS TO 55 KT. STORM SURGE IS EXPECTED TO GRADUALLY SUBSIDE THROUGH  
TONIGHT. SWELLS GENERATED BY ERICK WILL CONTINUE AFFECTING THE COAST OF  
SOUTHERN MEXICO THROUGH THE EVENING. THESE SWELLS ARE LIKELY TO  
CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS. PLEASE  
CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE.  
 
PLEASE READ THE LATEST HIGH SEAS FORECAST ISSUED  
BY THE NATIONAL HURRICANE CENTER AT WEBSITE -  
HTTPS://WWW.NHC.NOAA.GOV/TEXT/MIAHSFEP2.SHTML AND THE LATEST  
ERICK NHC FORECAST/ADVISORY AND PUBLIC ADVISORY AT  
WWW.HURRICANES.GOV FOR MORE DETAILS.  
   
..INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH
 
 
THE MONSOON TROUGH EXTENDS FROM 08N78W TO 10N90W. IT RESUMES SW  
OF ERICK NEAR 13N101W TO 08N140W. SCATTERED MODERATE CONVECTION  
PREVAILS WITHIN 180 NM ON EITHER SIDE OF THE TROUGH.  
   
..OFFSHORE WATERS WITHIN 250 NM OF MEXICO
 
 
PLEASE READ THE SPECIAL FEATURES SECTION FOR THE LATEST  
INFORMATION ON T.S. ERICK.  
 
ELSEWHERE, HIGH PRESSURE IS CENTERED WEST OF BAJA CALIFORNIA  
ALLOWING FOR GENERALLY MODERATE OR WEAKER WINDS NORTHWEST WINDS,  
EXCEPT FOR MODERATE TO FRESH NORTHWEST TO NORTH WINDS NORTH OF  
ABOUT 27N. LIGHT TO GENTLE WINDS ARE ACROSS THE GULF OF  
CALIFORNIA, WHERE SLIGHT SEAS PREVAIL. THE EXCEPTION IS JUST  
SOUTH OF THE SOUTHERN TIP OF BAJA CALIFORNIA WHERE FRESH WEST TO  
NORTHWEST WINDS ARE PRESENT.  
 
MODERATE SEAS PREVAIL OVER THE REMAINDER OF OFFSHORE WATERS,  
EXCEPT SOME ROUGH SEAS ARE IMPACTING THE FAR NORTHWEST WATERS,  
WHERE NORTHERLY SWELL IS BUILDING IN THE VICINITY OF THE  
AFOREMENTIONED FRESH WINDS.  
 
FOR THE FORECAST, OUTSIDE OF THE IMPACTS OF ERICK, STRONG HIGH PRESSURE  
CENTERED WELL NORTHWEST OF THE AREA WILL SUPPORT PULSING MODERATE  
TO FRESH NORTHWEST TO NORTH WINDS ACROSS THE BAJA CALIFORNIA  
NORTE OFFSHORE WATERS THROUGH THE FORECAST PERIOD. ALONG WITH  
THESE WINDS, ROUGH NORTH SWELL WILL MOVE INTO THE BAJA CALIFORNIA  
NORTE WATERS THIS EVENING, THEN BE REINFORCED BY A NEW AND  
LARGER SET OF NORTHWEST TO NORTH SWELL STARTING FRI.  
 
...OFFSHORE WATERS WITHIN 250 NM OF CENTRAL AMERICA, COLOMBIA,  
AND WITHIN 750 NM OF ECUADOR...  
 
WINDS ARE MODERATE OR WEAKER FROM OFFSHORE COLOMBIA NORTHWARD,  
WITH MODERATE SEAS. MODERATE TO FRESH SOUTHERLY WINDS ARE  
OFFSHORE ECUADOR TO THE GALAPAGOS ISLANDS, WITH MODERATE SEAS IN  
SOUTHERLY SWELL.  
 
FOR THE FORECAST, MODERATE TO FRESH WINDS WILL REMAIN OFFSHORE ECUADOR  
TO THE GALAPAGOS ISLANDS THROUGH THE UPCOMING WEEKEND WHILE  
EXPANDING WESTWARD. WINDS WILL BE MODERATE OR WEAKER OFFSHORE  
COLOMBIA NORTHWARD, EXCEPT PULSE TO MOSTLY FRESH SPEEDS IN THE  
PAPAGAYO REGION THROUGH EARLY NEXT WEEK. THESE WINDS MAY REACH  
STRONG SPEEDS ON MON NIGHT. MODERATE SEAS WILL PREVAIL ACROSS  
ALL WATERS THROUGH THE FORECAST PERIOD.  
   
..REMAINDER OF THE AREA
 
 
BROAD SURFACE RIDGING EXTENDS FROM A HIGH PRESSURE CENTERED WELL  
NORTHWEST OF THE DISCUSSION AREA TO ACROSS THE OPEN WATERS NORTH  
OF THE MONSOON TROUGH AND ITCZ AND WEST OF ABOUT 120W. MOSTLY  
MODERATE TRADES ARE NORTH OF ABOUT 14N WEST OF 130W WHILE  
MODERATE TO FRESH TRADES ARE NORTH OF 17N AND BETWEEN A LINE FROM  
26N119W TO 17N125W AND 130W. SEAS ARE MODERATE WITH THESE WINDS.  
GENTLE TO MODERATE SOUTHERLY WINDS ARE SOUTH OF THE MONSOON  
TROUGH ALONG WITH MODERATE SEAS.  
 
FOR THE FORECAST, HIGH PRESSURE NORTH OF THE AREA WILL SHIFT  
SLIGHTLY SOUTHWARD THROUGH FRI. MODERATE TO FRESH NORTHEAST  
WINDS OVER THE NORTHWEST PART OF THE AREA WILL EXPAND IN COVERAGE  
GOING INTO THE WEEKEND. SEAS WILL BUILD OVER THE NORTHEAST PART  
OF THE AREA THROUGH THE WEEKEND AS A NEW AND LARGER SET OF  
NORTH SWELL PROPAGATES THROUGH THOSE WATERS. THE SWELL WILL  
BECOME MORE FROM THE NORTH TO NORTHEAST IN DIRECTION AS IT  
SPREADS TO THE WEST OF 125W, CROSSING 140W DURING THE WEEKEND.  
 

 
ERA  
 
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