895  
FZHW51 PHFO 230147  
CWFHI1  
 
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII  
NATIONAL WEATHER SERVICE HONOLULU HI  
347 PM HST MON SEP 22 2025  
   
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
 
 
DECREASING TRADE WINDS ARE EXPECTED MIDWEEK, AS THE HIGH  
PRESSURE TO THE NORTH OF THE ISLANDS WEAKENS. A LOW PRESSURE  
SYSTEM DEVELOPING TO THE NORTHEAST OF THE ISLANDS DURING THE  
LATTER PART OF THE WEEK WILL FURTHER WEAKEN THE TRADE WINDS.  
 

 
 
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-  
 
   
TONIGHT
 
EAST NORTHEAST WINDS TO 15 KNOTS. SEAS 4 TO 6 FEET.  
WAVE DETAIL: EAST 4 FEET AT 6 SECONDS. SCATTERED SHOWERS.    
TUESDAY
 
EAST NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET.  
WAVE DETAIL: EAST 4 FEET AT 5 SECONDS. ISOLATED SHOWERS.    
TUESDAY NIGHT
 
EAST NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
6 FEET. WAVE DETAIL: EAST 4 FEET AT 5 SECONDS. ISOLATED SHOWERS.    
WEDNESDAY
 
EAST NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 3 TO  
5 FEET. WAVE DETAIL: EAST 3 FEET AT 4 SECONDS. ISOLATED SHOWERS.    
WEDNESDAY NIGHT
 
EAST NORTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
5 FEET. ISOLATED SHOWERS.    
THURSDAY
 
EAST WINDS 7 TO 10 KNOTS. SEAS 4 TO 5 FEET. ISOLATED  
SHOWERS.    
THURSDAY NIGHT
 
EAST SOUTHEAST WINDS 7 TO 10 KNOTS. SEAS 4 TO  
5 FEET. ISOLATED SHOWERS.    
FRIDAY
 
WEST WINDS 7 TO 10 KNOTS, BECOMING VARIABLE LESS THAN  
10 KNOTS. SEAS 4 TO 6 FEET. SCATTERED SHOWERS.    
SATURDAY
 
NORTHWEST WINDS 7 TO 10 KNOTS, BECOMING VARIABLE LESS  
THAN 10 KNOTS. SEAS 4 TO 6 FEET. ISOLATED SHOWERS THROUGH THE  
NIGHT. SCATTERED SHOWERS THROUGH THE DAY.  
 

 
 
 
 
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