966  
FZHW61 PHFO 191520  
OFFN10  
 
NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS  
NATIONAL WEATHER SERVICE HONOLULU HI  
520 AM HST SAT APR 19 2025  
 
...PLEASE REFER TO COASTAL WATERS FORECASTS AVAILABLE THROUGH  
NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED COASTAL  
FORECASTS...  
   
SYNOPSIS
 
HIGH PRESSURE FAR NORTHEAST OF THE STATE WILL DRIVE  
GENTLE TO MODERATE EASTERLY TRADE WINDS INTO MONDAY WHILE AN  
UPPER LEVEL DISTURBANCE WEAKENS EAST OF THE STATE. A SURFACE LOW  
WILL DEVELOP NORTHWEST OF THE STATE MONDAY INTO TUESDAY VEERING  
WINDS SOUTHERLY AND BRINGING A CHANCE OF THUNDERSTORMS. THE LOW  
WILL MOVE NORTHEAST OF THE STATE DURING THE SECOND HALF OF NEXT  
WEEK.  
 

 
 
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-  
   
TODAY THROUGH SUNDAY NIGHT
 
EAST WINDS 10 TO 205 KNOTS. SEAS 5  
TO 6 FEET. WAVE DETAIL: EAST 4 FEET AT 6 SECONDS AND NORTH 3 TO  
4 FEET AT 10 TO 11 SECONDS. SCATTERED SHOWERS.    
MONDAY
 
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET. SCATTERED  
SHOWERS.    
MONDAY NIGHT
 
EAST SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
5 FEET. SCATTERED SHOWERS.    
TUESDAY AND WEDNESDAY
 
AROUND KAUAI AND OAHU WATERS, SOUTH  
SOUTHEAST WINDS 10 TO 15 KNOTS. ELSEWHERE, SOUTHEAST WINDS 10 TO  
15 KNOTS, STRENGTHENING TO 15 TO 20 KNOTS AT NIGHT AND INTO  
WEDNESDAY. SEAS 4 TO 6 FEET. SCATTERED SHOWERS WITH A SLIGHT  
CHANCE OF THUNDERSTORMS. WINDS AND SEAS HIGHER IN AND NEAR  
TSTMS.  
 

 
 
HAWAIIAN OFFSHORE WATERS-  
   
TODAY
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. ISOLATED  
THUNDERSTORMS E WATERS.    
TONIGHT AND SUNDAY
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.  
ISOLATED THUNDERSTORMS NE WATERS..    
SUNDAY NIGHT
 
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
MONDAY
 
E WINDS 10 TO 20 KT, BECOMING SE WINDS 10 TO 15 KT IN  
THE EVENING. SEAS 6 TO 8 FT. ISOLATED THUNDERSTORMS NW HALF.    
TUESDAY
 
NW HALF, S TO SE WINDS 10 TO 15 KT. SE HALF, SE WINDS  
10 TO 20 KT. SEAS 6 TO 8 FT. ISOLATED THUNDERSTORMS NW HALF.    
WEDNESDAY
 
S TO SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. ISOLATED  
THUNDERSTORMS NW HALF.  
 

 
 
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