341  
ABPZ20 KNHC 302334  
TWOEP  
 
TROPICAL WEATHER OUTLOOK  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
500 PM PDT TUE SEP 30 2025  
 
FOR THE EASTERN AND CENTRAL NORTH PACIFIC EAST OF 180 LONGITUDE:  
 
ACTIVE SYSTEMS:  
THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL  
STORM OCTAVE, LOCATED WELL SOUTH-SOUTHWEST OF THE SOUTHERN TIP OF  
THE BAJA CALIFORNIA PENINSULA.  
 
OFFSHORE OF THE SOUTHWESTERN COAST OF MEXICO:  
AN AREA OF LOW PRESSURE IS EXPECTED TO FORM OFF THE COAST OF  
SOUTHWESTERN MEXICO IN A FEW DAYS. THEREAFTER, ENVIRONMENTAL  
CONDITIONS ARE EXPECTED TO BE CONDUCIVE FOR ADDITIONAL DEVELOPMENT,  
AND A TROPICAL DEPRESSION WILL LIKELY FORM THIS WEEKEND WHILE THE  
SYSTEM MOVES GENERALLY WEST-NORTHWESTWARD, PARALLEL TO BUT OFFSHORE  
OF THE SOUTHWESTERN COAST OF MEXICO.  
* FORMATION CHANCE THROUGH 48 HOURS...LOW...10 PERCENT.  
* FORMATION CHANCE THROUGH 7 DAYS...HIGH...80 PERCENT.  
 

 
PUBLIC ADVISORIES ON OCTAVE ARE ISSUED UNDER WMO HEADER WTPZ35 KNHC  
AND UNDER AWIPS HEADER MIATCPEP5.  
FORECAST/ADVISORIES ON OCTAVE ARE ISSUED UNDER WMO HEADER WTPZ25  
KNHC AND UNDER AWIPS HEADER MIATCMEP5.  
 

 
FORECASTER JELSEMA  
 
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