979  
FZHW51 PHFO 041936  
CWFHI1  
 
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII  
NATIONAL WEATHER SERVICE HONOLULU HI  
936 AM HST SAT JAN 4 2025  
   
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
 
 
THE SURFACE RIDGE OVER THE STATE WILL GRADUALLY SHIFT SOUTHEASTWARD  
IN RESPONSE TO AN APPROACHING COLD FRONT. WINDS OVER THE WESTERN  
END OF THE STATE WILL VEER FIRST TO THE SOUTHWEST ON SUNDAY AND  
THEN TO THE NORTHWEST ON TUESDAY. A LARGE TO EXTRA- LARGE  
NORTHWEST SWELL WILL BUILD THROUGH THE DAY TODAY, PEAK LATE  
TONIGHT AND SLOWLY DECLINE LATE SUNDAY. ANOTHER ROUND OF LARGE TO  
EXTRA LARGE NORTHWEST SWELL IS EXPECTED WITH THE START OF THE NEW  
WORKWEEK.  
 

 
 
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-  
   
..SMALL CRAFT ADVISORY
 
 
   
REST OF TODAY
 
SOUTH TO SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 8  
TO 11 FEET. WAVE DETAIL: NORTHWEST 10 FEET AT 20 SECONDS AND EAST  
3 FEET AT 7 SECONDS. HAZY. ISOLATED SHOWERS.    
TONIGHT
 
SOUTHWEST WINDS 10 TO 15 KNOTS AROUND KAUAI.  
EAST SOUTHEAST WINDS 15 KNOTS OR LESS ELSEWHERE. SEAS 10 TO 14  
FEET. WAVE DETAIL: NORTHWEST 13 FEET AT 17 SECONDS AND EAST 3 FEET  
AT 7 SECONDS. HAZY. ISOLATED SHOWERS.    
SUNDAY
 
SOUTH SOUTHWEST WINDS 10 TO 20 KNOTS NEAR KAUAI AND  
OAHU...SOUTH SOUTHEAST 7 TO 10 KNOTS ELSEWHERE. SEAS 9 TO 12  
FEET. WAVE DETAIL: NORTHWEST 11 FEET AT 16 SECONDS AND EAST 3 FEET  
AT 7 SECONDS. HAZY. ISOLATED SHOWERS.    
SUNDAY NIGHT
 
SOUTH SOUTHWEST WINDS 10 TO 20 KNOTS NEAR KAUAI  
AND OAHU...SOUTH SOUTHEAST 7 TO 10 KNOTS ELSEWHERE. SEAS 7 TO 10  
FEET. WAVE DETAIL: NORTHWEST 9 FEET AT 15 SECONDS AND SOUTH 3 FEET  
AT 5 SECONDS. HAZY. ISOLATED SHOWERS.    
MONDAY AND MONDAY NIGHT
 
SOUTHWEST WINDS 10 TO 20  
KNOTS AROUND KAUAI AND OAHU. SOUTH SOUTHEAST WINDS 7 TO 10 KNOTS  
ELSEWHERE. SEAS 8 TO 11 FEET, BUILDING TO 9 TO 13 FEET AT NIGHT.  
HAZY. ISOLATED SHOWERS BECOMING SCATTERED SHOWERS AT NIGHT.   
TUESDAY
 
NEAR THE BIG ISLAND, SOUTH WINDS 10 TO 15 KNOTS.  
ELSEWHERE, SOUTH SOUTHWEST WINDS 20 TO 25 KNOTS, BECOMING WEST  
SOUTHWEST 15 TO 20 KNOTS. SEAS 11 TO 15 FEET. SCATTERED SHOWERS.    
WEDNESDAY
 
NEAR KAUAI AND OAHU, NORTH NORTHEAST WINDS 15 TO  
20 KNOTS. ELSEWHERE, SOUTHEAST WINDS 7 TO 10 KNOTS, BECOMING EAST  
NORTHEAST 15 TO 20 KNOTS. SEAS 12 TO 16 FEET. SCATTERED SHOWERS.  
 

 
 
 
 
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