308  
FZHW52 PHFO 010153  
SRFHFO  
 
SURF ZONE FORECAST FOR HAWAII  
NATIONAL WEATHER SERVICE HONOLULU HI  
353 PM HST THU JUL 31 2025  
   
DISCUSSION
 
 
A MODERATE TO LARGE LONG PERIOD SOUTH (190 DEGREES) SWELL  
WILL HOLD NEAR WARNING LEVELS THROUGH TOMORROW, THEN GRADUALLY  
DECLINE THROUGH THE WEEKEND.  
 
EAST SHORE SURF WILL REMAIN ELEVATED AND CHOPPY DUE TO LOCALLY  
STRONG TRADE WINDS THROUGH THE WEEKEND. THIS WILL BE FOLLOWED BY A  
DECLINE EARLY NEXT WEEK AS TRADES WEAKEN.  
 
FLAT SUMMER CONDITIONS ALONG NORTH FACING SHORES MAY BE  
INTERRUPTED LATE THIS WEEKEND BY A SMALL LONG PERIOD NORTHWEST  
SWELL FROM FORMER TYPHOON KROSA, CURRENTLY IN THE WESTERN PACIFIC.  
 
HIZ003-029>031-020300-  
KAUAI-  
353 PM HST THU JUL 31 2025  
   
..HIGH SURF ADVISORY FOR SOUTH FACING SHORES
 
 
__________________________________________________________________  
TONIGHT FRIDAY  
 
SHORES SURF SURF  
PM AM AM PM  
__________________________________________________________________  
 
NORTH FACING 0-2 0-2 0-2 0-2  
WEST FACING 7-10 7-10 7-10 7-10  
SOUTH FACING 10-14 10-14 10-14 10-14  
EAST FACING 4-6 4-6 4-6 4-6  
 
   
TONIGHT
 
 
WEATHER.....................PARTLY SUNNY UNTIL 6 PM, THEN PARTLY  
CLOUDY. SCATTERED SHOWERS.  
LOW TEMPERATURE.............IN THE MID 70S.  
WINDS.......................EAST WINDS 10 TO 15 MPH.  
TIDES...  
HANALEI BAY..............HIGH 1.2 FEET 05:22 PM HST.  
LOW 0.3 FEET 01:09 AM HST.  
NAWILIWILI...............LOW 1.1 FEET 03:34 PM HST.  
HIGH 1.1 FEET 06:23 PM HST.  
LOW 0.3 FEET 02:31 AM HST.  
   
FRIDAY
 
 
WEATHER.....................MOSTLY SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE UPPER 80S.  
WINDS.......................EAST WINDS 15 TO 20 MPH.  
TIDES...  
HANALEI BAY..............HIGH 1.6 FEET 10:06 AM HST.  
NAWILIWILI...............HIGH 1.5 FEET 11:07 AM HST.  
SUNRISE.....................6:10 AM HST.  
SUNSET......................7:18 PM HST.  
 

 
 
HIZ006-007-009-032>035-020300-  
OAHU-  
353 PM HST THU JUL 31 2025  
   
..HIGH SURF ADVISORY FOR SOUTH FACING SHORES
 
 
__________________________________________________________________  
TONIGHT FRIDAY  
 
SHORES SURF SURF  
PM AM AM PM  
__________________________________________________________________  
 
NORTH FACING 0-2 0-2 0-2 0-2  
WEST FACING 7-10 7-10 7-10 7-10  
SOUTH FACING 10-14 10-14 10-14 10-14  
EAST FACING 4-6 4-6 4-6 4-6  
 
   
TONIGHT
 
 
WEATHER.....................PARTLY CLOUDY. ISOLATED SHOWERS.  
LOW TEMPERATURE.............IN THE MID 70S.  
WINDS.......................EAST WINDS 15 TO 20 MPH.  
TIDES...  
HONOLULU.................LOW 1.0 FEET 03:59 PM HST.  
HIGH 1.1 FEET 07:37 PM HST.  
LOW 0.3 FEET 03:02 AM HST.  
WAIANAE..................LOW 1.0 FEET 04:17 PM HST.  
HIGH 1.0 FEET 07:57 PM HST.  
LOW 0.3 FEET 03:20 AM HST.  
HALEIWA..................HIGH 0.9 FEET 06:35 PM HST.  
LOW 0.2 FEET 12:57 AM HST.  
MOKUOLOE.................HIGH 1.6 FEET 05:11 PM HST.  
LOW 0.4 FEET 01:38 AM HST.  
   
FRIDAY
 
 
UV INDEX....................EXTREME.  
WEATHER.....................MOSTLY SUNNY. SCATTERED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................EAST WINDS 15 TO 20 MPH.  
TIDES...  
HONOLULU.................HIGH 1.6 FEET 11:11 AM HST.  
WAIANAE..................HIGH 1.5 FEET 11:31 AM HST.  
HALEIWA..................HIGH 1.3 FEET 10:09 AM HST.  
MOKUOLOE.................HIGH 1.6 FEET 11:33 AM HST.  
SUNRISE.....................6:05 AM HST.  
SUNSET......................7:11 PM HST.  
 

 
 
HIZ017-018-045>050-020300-  
MAUI-  
353 PM HST THU JUL 31 2025  
   
..HIGH SURF ADVISORY FOR SOUTH FACING SHORES
 
 
__________________________________________________________________  
TONIGHT FRIDAY  
 
SHORES SURF SURF  
PM AM AM PM  
__________________________________________________________________  
 
NORTH FACING 0-2 0-2 0-2 0-2  
WEST FACING 5-7 5-7 5-7 5-7  
SOUTH FACING 10-14 10-14 10-14 10-14  
EAST FACING 4-6 4-6 4-6 4-6  
 
   
TONIGHT
 
 
WEATHER.....................PARTLY SUNNY UNTIL 6 PM, THEN PARTLY  
CLOUDY. SCATTERED SHOWERS.  
LOW TEMPERATURE.............IN THE LOWER 70S.  
WINDS.......................EAST WINDS 15 TO 20 MPH.  
TIDES...  
KAHULUI..................HIGH 1.7 FEET 05:15 PM HST.  
LOW 0.4 FEET 01:08 AM HST.  
   
FRIDAY
 
 
WEATHER.....................MOSTLY SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................EAST WINDS 15 TO 20 MPH.  
TIDES...  
KAHULUI..................HIGH 1.6 FEET 10:33 AM HST.  
SUNRISE.....................6:00 AM HST.  
SUNSET......................7:04 PM HST.  
 

 
 
HIZ052>054-020300-  
BIG ISLAND WINDWARD AND SOUTHEAST-  
353 PM HST THU JUL 31 2025  
   
..HIGH SURF ADVISORY FOR SOUTH FACING SHORES
 
 
__________________________________________________________________  
TONIGHT FRIDAY  
 
SHORES SURF SURF  
PM AM AM PM  
__________________________________________________________________  
 
NORTH FACING 0-2 0-2 0-2 0-2  
EAST FACING 5-7 5-7 4-6 4-6  
SOUTH FACING 10-14 10-14 10-14 10-14  
 
   
TONIGHT
 
 
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.  
LOW TEMPERATURE.............IN THE LOWER 70S.  
WINDS.......................NORTHEAST WINDS AROUND 10 MPH, BECOMING  
NORTH AFTER MIDNIGHT.  
TIDES...  
HILO BAY.................HIGH 1.7 FEET 06:31 PM HST.  
LOW 0.4 FEET 02:02 AM HST.  
   
FRIDAY
 
 
WEATHER.....................PARTLY SUNNY. SCATTERED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................NORTHEAST WINDS 10 TO 15 MPH.  
TIDES...  
HILO BAY.................HIGH 1.8 FEET 10:14 AM HST.  
LOW 1.4 FEET 04:09 PM HST.  
SUNRISE.....................5:56 AM HST.  
SUNSET......................6:57 PM HST.  
 

 
 
HIZ023-026-051-020300-  
BIG ISLAND LEEWARD-  
353 PM HST THU JUL 31 2025  
   
..HIGH SURF ADVISORY FOR SOUTH FACING SHORES
 
 
__________________________________________________________________  
TONIGHT FRIDAY  
 
SHORES SURF SURF  
PM AM AM PM  
__________________________________________________________________  
 
WEST FACING 7-10 7-10 7-10 7-10  
SOUTH FACING 10-14 10-14 10-14 10-14  
 
   
TONIGHT
 
 
WEATHER.....................MOSTLY CLOUDY UNTIL 12 AM, THEN MOSTLY  
CLEAR. SCATTERED SHOWERS.  
LOW TEMPERATURE.............IN THE LOWER 70S.  
WINDS.......................WEST WINDS AROUND 5 MPH, BECOMING  
SOUTHEAST.  
TIDES...  
KONA.....................HIGH 1.3 FEET 07:09 PM HST.  
LOW 0.3 FEET 02:39 AM HST.  
KAWAIHAE.................LOW 1.1 FEET 03:31 PM HST.  
HIGH 1.3 FEET 07:39 PM HST.  
LOW 0.3 FEET 02:52 AM HST.  
   
FRIDAY
 
 
WEATHER.....................PARTLY SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE UPPER 80S.  
WINDS.......................SOUTHWEST WINDS 5 TO 10 MPH.  
TIDES...  
KONA.....................HIGH 1.4 FEET 10:52 AM HST.  
LOW 0.9 FEET 04:46 PM HST.  
KAWAIHAE.................HIGH 1.8 FEET 10:56 AM HST.  
SUNRISE.....................6:00 AM HST.  
SUNSET......................7:01 PM HST.  
 

 
 
__________________________________________________________________  
 
PRODUCT LEGEND:  
 
SURF: HEIGHT OF THE SURF FROM TROUGH TO CREST (FACE VALUE)  
IN FEET.  
 
TIDES: HEIGHTS DISPLAYED ARE RELATIVE TO THE MEAN LOWER LOW  
WATER (MLLW) DATUM IN FEET.  
 
SURF HEIGHTS CAN VARY SIGNIFICANTLY FROM BEACH TO BEACH ALONG A  
COASTLINE. SURF LARGER THAN THE UPPER END OF THE RANGE PROVIDED IN  
THE FORECAST WILL OCCUR PERIODICALLY, SOMETIMES UP TO A FEW HOURS  
APART. EXPECT TO ENCOUNTER RIP CURRENTS IN OR NEAR THE SURF ZONE,  
WITH RIP CURRENT STRENGTH INCREASING WITH SURF SIZE. SWIMMERS ARE  
URGED TO EXERCISE CAUTION AT ALL TIMES AND ENTER THE WATER NEAR A  
LIFEGUARD.  
 
FOR THE LATEST BEACH HAZARD AND SAFETY INFORMATION AT INDIVIDUAL  
BEACHES IN HAWAII REFER TO:  
 
HTTPS://HAWAIIBEACHSAFETY.COM  
 
__________________________________________________________________  
 

 
 
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