599  
ABPZ20 KNHC 101133  
TWOEP  
 
TROPICAL WEATHER OUTLOOK  
NWS NATIONAL HURRICANE CENTER MIAMI FL  
500 AM PDT MON AUG 10 2026  
 
FOR THE EASTERN AND CENTRAL NORTH PACIFIC EAST OF 180 LONGITUDE:  
 
CENTRAL PACIFIC (CP93):  
A BROAD AREA OF LOW PRESSURE LOCATED ABOUT 1100 MILES EAST-SOUTHEAST  
OF THE HAWAIIAN ISLANDS IS PRODUCING DISORGANIZED SHOWERS AND  
THUNDERSTORMS AND IS NEARLY STATIONARY. ENVIRONMENTAL CONDITIONS  
ARE FORECAST TO BE CONDUCIVE FOR FURTHER DEVELOPMENT, AND A TROPICAL  
DEPRESSION IS LIKELY TO FORM BY MID-WEEK AS THE SYSTEM BEGINS  
MOVING WEST-NORTHWESTWARD OR NORTHWESTWARD ACROSS THE CENTRAL  
PACIFIC.  
* FORMATION CHANCE THROUGH 48 HOURS...MEDIUM...50 PERCENT.  
* FORMATION CHANCE THROUGH 7 DAYS...HIGH...90 PERCENT.  
 
WESTERN EAST PACIFIC:  
A LARGE AREA OF DISORGANIZED SHOWERS AND THUNDERSTORMS IS LOCATED  
WELL TO THE WEST-SOUTHWEST OF THE SOUTHERN TIP OF THE BAJA  
CALIFORNIA PENINSULA. ENVIRONMENTAL CONDITIONS APPEAR CONDUCIVE  
FOR SOME GRADUAL DEVELOPMENT, AND A TROPICAL DEPRESSION COULD FORM  
DURING THE NEXT FEW DAYS WHILE THE SYSTEM MOVES SLOWLY  
WEST-NORTHWESTWARD TO NORTHWESTWARD ACROSS THE WESTERN PORTION OF  
THE EAST PACIFIC.  
* FORMATION CHANCE THROUGH 48 HOURS...LOW...30 PERCENT.  
* FORMATION CHANCE THROUGH 7 DAYS...MEDIUM...60 PERCENT.  
 
SOUTHWEST OF MEXICO:  
DISORGANIZED SHOWERS AND THUNDERSTORMS LOCATED SEVERAL HUNDRED MILES  
SOUTH-SOUTHWEST OF THE SOUTHERN TIP OF THE BAJA CALIFORNIA PENINSULA  
ARE ASSOCIATED WITH A TROPICAL WAVE. ENVIRONMENTAL CONDITIONS  
APPEAR TO BE ONLY MARGINALLY CONDUCIVE FOR SLOW DEVELOPMENT DURING  
THE NEXT DAY OR TWO AS THE SYSTEM MOVES WEST-NORTHWESTWARD AT AROUND  
15 MPH. BY LATE TUESDAY OR WEDNESDAY, THE SYSTEM IS EXPECTED TO  
REACH AN AREA OF STRONG UPPER-LEVEL WINDS, ENDING ITS CHANCES FOR  
DEVELOPMENT.  
* FORMATION CHANCE THROUGH 48 HOURS...LOW...10 PERCENT.  
* FORMATION CHANCE THROUGH 7 DAYS...LOW...10 PERCENT.  
 

 
FORECASTER PASCH/PIERCE  
 
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