426  
FZHW61 PHFO 130945  
OFFN10  
 
NAVTEX MARINE FORECAST FOR HAWAIIAN WATERS  
NATIONAL WEATHER SERVICE HONOLULU HI  
1145 PM HST SUN OCT 12 2025  
 
...PLEASE REFER TO COASTAL WATERS FORECASTS AVAILABLE THROUGH  
NOAA WEATHER RADIO AND OTHER MEANS FOR DETAILED COASTAL  
FORECASTS...  
   
SYNOPSIS  
BROAD TROUGHING N OF HAWAII IS EXTENDING INTO THE N  
OFFSHORE WATERS. ENERGY DIVING DOWN INTO THE BASE OF THIS TROUGH  
OR DEVELOPING UPPER LOW WILL MOVE THE SYSTEM SSW OF THE ISLANDS  
THROUGH THE WEEK. THIS WILL INCREASE THE CHANCE FOR MID TO LATE  
WEEK THUNDERSTORMS OVER THE W WATERS.  
 
 
 
HAWAIIAN WATERS WITHIN 40 NAUTICAL MILES INCLUDING THE CHANNELS-  
   
TONIGHT  
EAST WINDS 10 TO 15 KNOTS. SEAS 4 TO 6 FEET. WAVE  
DETAIL: NORTHWEST 4 FEET AT 18 SECONDS AND EAST 3 FEET AT  
12 SECONDS. SCATTERED SHOWERS.    
MONDAY  
EAST WINDS 10 TO 15 KNOTS. SEAS 5 TO 7 FEET. WAVE  
DETAIL: NORTHWEST 7 FEET AT 16 SECONDS AND EAST 3 FEET AT  
12 SECONDS. SCATTERED SHOWERS.    
MONDAY NIGHT  
EAST WINDS 10 TO 15 KNOTS. SEAS 6 TO 9 FEET. WAVE  
DETAIL: NORTHWEST 7 FEET AT 16 SECONDS AND EAST 3 FEET AT  
11 SECONDS. SCATTERED SHOWERS.    
TUESDAY  
EAST WINDS 10 TO 15 KNOTS. SEAS 6 TO 9 FEET. WAVE  
DETAIL: NORTHWEST 7 FEET AT 14 SECONDS AND EAST 3 FEET AT  
7 SECONDS. SCATTERED SHOWERS.    
TUESDAY NIGHT  
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET.  
SCATTERED SHOWERS.    
WEDNESDAY  
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 7 FEET.  
SCATTERED SHOWERS.    
WEDNESDAY NIGHT  
EAST WINDS 15 TO 20 KNOTS. SEAS 6 TO 9 FEET.  
SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS.    
THURSDAY  
EAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 8 FEET.  
SCATTERED SHOWERS WITH ISOLATED THUNDERSTORMS.    
FRIDAY  
EAST NORTHEAST WINDS 15 TO 20 KNOTS. SEAS 5 TO 8 FEET.  
ISOLATED THUNDERSTORMS THROUGH THE NIGHT. SCATTERED SHOWERS.  
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.  
 
 
 
HAWAIIAN OFFSHORE WATERS-  
   
REST OF TONIGHT  
S OF 20N, E WINDS 10 TO 15 KT. N OF 20N E OF  
158W, E TO SE WINDS 5 TO 10 KT. N OF 20N W OF 158W, NE TO E WINDS  
5 TO 10 KT. SEAS 6 TO 9 FT. ISOLATED THUNDERSTORMS FAR N WATERS.   
MONDAY THROUGH MONDAY NIGHT  
S OF 20N, E WINDS 10 TO 15 KT. N  
OF 20N E OF 158W, E TO SE WINDS 5 TO 10 KT. N OF 20N W OF 158W,  
NE TO E WINDS 5 TO 10 KT. SEAS 6 TO 9 FT. ISOLATED THUNDERSTORMS  
FAR N WATERS.   
TUESDAY  
E WINDS 10 TO 15 KT. SEAS 6 TO 8 FT.    
WEDNESDAY AND THURSDAY  
E WINDS 10 TO 20 KT. SEAS 6 TO 9 FT.  
ISOLATED THUNDERSTORMS NW WATERS.    
FRIDAY  
E WINDS 15 TO 25 KT. SEAS 6 TO 8 FT. ISOLATED  
THUNDERSTORMS NW WATERS.  
 
 
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