814  
ABPZ20 KNHC 141138  
TWOEP  
 
TROPICAL WEATHER OUTLOOK  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
500 AM PDT SUN SEP 14 2025  
 
FOR THE EASTERN AND CENTRAL NORTH PACIFIC EAST OF 180 LONGITUDE:  
 
SOUTH OF BAJA CALIFORNIA PENINSULA (EX-MARIO):  
SHOWER AND THUNDERSTORM ACTIVITY HAS BECOME BETTER ORGANIZED WITH  
THE THE REMNANTS OF MARIO, LOCATED A FEW HUNDRED MILES SOUTH OF THE  
BAJA CALIFORNIA PENINSULA. EARLIER SATELLITE WIND DATA ALSO  
INDICATED THE CIRCULATION HAD BECOME BETTER DEFINED. IF THE ONGOING  
DEEP CONVECTION PERSISTS, MARIO IS LIKELY TO BECOME A TROPICAL  
CYCLONE AGAIN, AND ADVISORIES MAY BE RE-INITIATED AS SOON AS LATER  
THIS MORNING AS THE SYSTEM MOVES SLOWLY WESTWARD AT AROUND 10 MPH.  
*FORMATION CHANCE THROUGH 48 HOURS...HIGH...70 PERCENT.  
*FORMATION CHANCE THROUGH 7 DAYS...HIGH...70 PERCENT.  
 
OFF THE COAST OF SOUTHWESTERN MEXICO:  
AN AREA OF LOW PRESSURE COULD DEVELOP WELL OFFSHORE OF THE COAST OF  
SOUTHERN OR SOUTHWESTERN MEXICO EARLY THIS WEEK. ENVIRONMENTAL  
CONDITIONS ARE EXPECTED TO BE CONDUCIVE FOR GRADUAL DEVELOPMENT AS  
THE LOW TRACKS WEST-NORTHWESTWARD AROUND 10 TO 15 MPH.  
*FORMATION CHANCE THROUGH 48 HOURS...LOW...NEAR 0 PERCENT.  
*FORMATION CHANCE THROUGH 7 DAYS...LOW...30 PERCENT.  
 
SOUTH AND SOUTHEAST OF THE HAWAIIAN ISLANDS:  
SHOWERS AND THUNDERSTORMS ASSOCIATED WITH A WEAK AREA OF LOW  
PRESSURE WELL SOUTHEAST OF THE HAWAIIAN ISLANDS HAVE DECREASED SINCE  
YESTERDAY. ENVIRONMENTAL CONDITIONS ARE FORECAST TO BECOME LESS  
CONDUCIVE FOR DEVELOPMENT DURING THE NEXT FEW DAYS AS THE SYSTEM  
MOVES WESTWARD AROUND 10 MPH, AND THE POTENTIAL FOR TROPICAL CYCLONE  
DEVELOPMENT APPEARS TO BE DECREASING.  
*FORMATION CHANCE THROUGH 48 HOURS...LOW...NEAR 0 PERCENT.  
*FORMATION CHANCE THROUGH 7 DAYS...LOW...10 PERCENT.  
 

 
FORECASTER JELSEMA/PAPIN  
 
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