203  
FZHW61 PHFO 200306  
OFFN10  
 
NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS  
NATIONAL WEATHER SERVICE HONOLULU HI  
506 PM 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-  
   
TONIGHT  
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET. WAVE  
DETAIL: EAST 4 FEET AT 7 SECONDS AND NORTH 3 FEET AT 11 SECONDS.  
SCATTERED SHOWERS.    
SUNDAY  
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET. WAVE  
DETAIL: EAST 4 FEET AT 7 SECONDS AND NORTH 3 FEET AT 10 SECONDS.  
SCATTERED SHOWERS.    
SUNDAY NIGHT  
EAST WINDS TO 15 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: NORTH 3 FEET AT 10 SECONDS. SCATTERED SHOWERS.    
MONDAY  
EAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 5 FEET. WAVE  
DETAIL: NORTH 3 FEET AT 13 SECONDS. SCATTERED SHOWERS.    
MONDAY NIGHT  
EAST SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO  
5 FEET. SCATTERED SHOWERS.    
TUESDAY  
SOUTHEAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 5 FEET.  
SCATTERED SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.    
TUESDAY NIGHT...SOUTH SOUTHEAST WINDS TO 10 KNOTS TO KAUAI  
 
SOUTHEAST 15 TO 20 KNOTS ELSEWHERE. SEAS 4 TO 5 FEET. SCATTERED  
SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.    
WEDNESDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 4 TO 6 FEET.  
SCATTERED SHOWERS WITH A SLIGHT CHANCE OF THUNDERSTORMS.    
THURSDAY  
SOUTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 6 FEET.  
SCATTERED SHOWERS THROUGH THE NIGHT, THEN ISOLATED SHOWERS  
THROUGH THE DAY. WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
 
 
HAWAIIAN OFFSHORE WATERS-  
   
TONIGHT  
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. ISOLATED  
THUNDERSTORMS E OF 160W.    
SUNDAY  
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. ISOLATED  
THUNDERSTORMS SE WATERS.    
SUNDAY NIGHT AND MONDAY  
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT.    
MONDAY NIGHT  
E WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. ISOLATED  
THUNDERSTORMS NW HALF.    
TUESDAY  
SE WINDS 10 TO 20 KT. SEAS 6 TO 8 FT. ISOLATED  
THUNDERSTORMS NW HALF.    
WEDNESDAY AND THURSDAY  
SE WINDS 15 TO 25 KT. SEAS 6 TO 8 FT.  
ISOLATED THUNDERSTORMS NW HALF.  
 
 
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