497  
FZHW51 PHFO 051321  
CWFHI1  
 
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII  
NATIONAL WEATHER SERVICE HONOLULU HI  
321 AM HST WED AUG 5 2026  
   
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
 
 
HIGH PRESSURE NORTH OF THE STATE WILL BE WEAKER THE NEXT FEW DAYS  
AND ALLOW FOR MODERATE TRADE WINDS. TRADES ARE FORECAST TO  
RESTRENGTHEN TO FRESH TO LOCALLY BREEZY LEVELS BY THE END OF THE  
WEEK AS HIGH PRESSURE STRENGTHENS NORTH THE AREA ONCE AGAIN.  
 
AN UPPER LEVEL DISTURANCE WEST OF THE STATE WILL BRING MOISTURE  
AND INSTABILITY WEST OF KAUAI TODAY AND ALLOW FOR ISOLATED  
THUNDERSTORMS.  
 

 
 
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-  
 
   
TODAY
 
EAST NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 3 TO 5 FEET.  
WAVE DETAIL: EAST 3 FEET AT 5 SECONDS. SCATTERED SHOWERS.    
TONIGHT THROUGH THURSDAY NIGHT
 
EAST NORTHEAST WINDS 15 TO 20  
KNOTS. SEAS 3 TO 4 FEET. WAVE DETAIL: EAST 3 FEET AT 5 SECONDS.  
SCATTERED SHOWERS.   
FRIDAY
 
EAST NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET.  
ISOLATED SHOWERS.    
FRIDAY NIGHT
 
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 4 TO  
6 FEET. SCATTERED SHOWERS.    
SATURDAY
 
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO  
8 FEET. ISOLATED SHOWERS THROUGH THE NIGHT, THEN SCATTERED  
SHOWERS THROUGH THE DAY.    
SUNDAY
 
EAST NORTHEAST WINDS 20 TO 25 KNOTS. SEAS 5 TO 8 FEET.  
SCATTERED SHOWERS.  
 

 
 
 
 
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