563  
ABPZ20 KNHC 142326  
TWOEP  
 
TROPICAL WEATHER OUTLOOK  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
500 PM PDT SUN SEP 14 2025  
 
FOR THE EASTERN AND CENTRAL NORTH PACIFIC EAST OF 180 LONGITUDE:  
 
ACTIVE SYSTEMS:  
THE NATIONAL HURRICANE CENTER IS ISSUING ADVISORIES ON TROPICAL  
STORM MARIO, LOCATED A FEW HUNDRED MILES SOUTH OF THE SOUTHERN TIP  
OF THE BAJA CALIFORNIA PENINSULA.  
 
OFF THE COAST OF SOUTHWESTERN MEXICO:  
AN ELONGATED TROUGH OF LOW PRESSURE, CURRENTLY LOCATED  
SOUTH-SOUTHWEST OF THE GULF OF TEHUANTEPEC, IS PRODUCING  
DISORGANIZED SHOWERS AND THUNDERSTORMS. ENVIRONMENTAL CONDITIONS  
APPEAR GENERALLY CONDUCIVE FOR SOME GRADUAL DEVELOPMENT OF THIS  
SYSTEM, AND A TROPICAL DEPRESSION COULD FORM BY THE LATTER HALF OF  
THIS WEEK WHILE IT MOVES WEST-NORTHWESTWARD AROUND 10 TO 15 MPH.  
*FORMATION CHANCE THROUGH 48 HOURS...LOW...10 PERCENT.  
*FORMATION CHANCE THROUGH 7 DAYS...MEDIUM...40 PERCENT.  
 
SOUTH AND SOUTHEAST OF THE HAWAIIAN ISLANDS:  
SHOWERS AND THUNDERSTORMS REMAIN LIMITED AND DISORGANIZED ASSOCIATED  
WITH A WEAK AREA OF LOW PRESSURE WELL SOUTHEAST OF THE HAWAIIAN  
ISLANDS. ENVIRONMENTAL CONDITIONS ARE NOT EXPECTED TO SUPPORT  
FURTHER DEVELOPMENT OF THIS SYSTEM.  
*FORMATION CHANCE THROUGH 48 HOURS...LOW...NEAR 0 PERCENT.  
*FORMATION CHANCE THROUGH 7 DAYS...LOW...NEAR 0 PERCENT.  
 
 
PUBLIC ADVISORIES ON TROPICAL STORM MARIO ARE ISSUED UNDER WMO  
HEADER WTPZ33 KNHC AND UNDER AWIPS HEADER MIATCPEP3.  
FORECAST/ADVISORIES ON TROPICAL STORM MARIO ARE ISSUED UNDER WMO  
HEADER WTPZ23 KNHC AND UNDER AWIPS HEADER MIATCMEP3.  
 
 
FORECASTER MAHONEY/BUCCI/PASCH  
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