931  
FZHW51 PHFO 240127  
CWFHI1  
 
GENERALIZED STATEWIDE COASTAL WATERS FORECAST FOR HAWAII  
NATIONAL WEATHER SERVICE HONOLULU HI  
327 PM HST SAT FEB 23 2019  
   
SYNOPSIS FOR HAWAIIAN COASTAL WATERS
 
 
GENTLE TO LOCALLY MODERATE NORTHEAST WINDS WILL PREVAIL FOR THE  
NEXT COUPLE OF DAYS AS A WEAK SURFACE TROUGH NEAR THE BIG ISLAND  
DRIFTS EASTWARD AND A WEAK SURFACE HIGH PASSES NORTH OF THE  
STATE. NORTH WINDS WILL BUILD TO FRESH LEVELS ON TUESDAY AND  
WEDNESDAY AS A DIFFUSE FRONT MOVES DOWN THE ISLAND CHAIN. DURING  
THIS TIME, A COMBINATION OF THE BUILDING WINDS, A LONG PERIOD  
NORTHWEST SWELL, AND A SHORT PERIOD NORTH SWELL WILL LEAD TO  
ROUGH CONDITIONS.  
 

 
 
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-  
   
TONIGHT
 
NORTHEAST WINDS 10 TO 15 KNOTS, EXCEPT SOUTHEAST  
WINDS 10 KNOTS SOUTH AND EAST OF THE BIG ISLAND. WIND WAVES 2 TO  
4 FEET. EAST SWELL 2 TO 3 FEET. ISOLATED SHOWERS, EXCEPT SCATTERED  
SHOWERS AND ISOLATED THUNDERSTORMS BIG ISLAND WATERS.   
SUNDAY
 
NORTHEAST WINDS 10 TO 15 KNOTS. WIND WAVES 2 TO 4 FEET.  
NORTHWEST SWELL 2 TO 3 FEET AND NORTHEAST SWELL 2 TO 3 FEET.  
SCATTERED SHOWERS. A SLIGHT CHANCE OF THUNDERSTORMS NEAR THE BIG  
ISLAND SUNDAY MORNING.   
SUNDAY NIGHT THROUGH MONDAY NIGHT
 
NORTHEAST WINDS 10 TO 15  
KNOTS. WIND WAVES 3 TO 5 FEET. NORTHWEST SWELL 4 FEET, BUILDING TO  
5 TO 7 FEET MONDAY. NORTH SWELL 4 FEET ON MONDAY. ISOLATED  
SHOWERS.   
TUESDAY
 
NORTH WINDS 10 TO 20 KNOTS. WIND WAVES 4 TO 6 FEET.  
NORTHWEST SWELL 8 TO 10 FEET AND NORTH SWELL 4 FEET. SCATTERED  
SHOWERS.   
WEDNESDAY
 
NORTH WINDS 15 TO 20 KNOTS. WIND WAVES 5 TO 7 FEET.  
NORTHWEST SWELL 10 TO 12 FEET AND NORTH SWELL 5 TO 8 FEET.  
ISOLATED SHOWERS.   
THURSDAY
 
NORTH WINDS 10 TO 20 KNOTS. WIND WAVES 4 TO 6 FEET.  
NORTH SWELL 9 TO 11 FEET AND NORTH 5 TO 7 FEET. ISOLATED SHOWERS.  
 

 
 
 
 
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