404  
FZHW52 PHFO 231357 AAA  
SRFHFO  
 
SURF ZONE FORECAST FOR HAWAII...UPDATED  
NATIONAL WEATHER SERVICE HONOLULU HI  
357 AM HST SAT AUG 23 2025  
   
DISCUSSION
 
 
SMALL OVERLAPPING MEDIUM AND LONG PERIOD SOUTH SWELLS WILL CONTINUE  
TODAY, THIS SWELL ENERGY WILL FADE INTO BACKGROUND LEVELS BY  
SUNDAY. SURF HEIGHTS WILL CONTINUE TO DECLINE INTO MONDAY.  
ANOTHER SMALL LONG PERIOD SOUTH SWELL WILL ARRIVE BY TUESDAY,  
BOOSTING SOUTH SHORE SURF HEIGHTS THROUGH THURSDAY.  
 
SURF ALONG NORTH AND WEST FACING SHORES REMAINS NEARLY FLAT. WHILE  
SMALL TRADE WIND DRIVEN WAVE CHOP LINGERS OUT EAST.  
 
HIZ003-029>031-241500-  
KAUAI-  
357 AM HST SAT AUG 23 2025  
 
__________________________________________________________________  
TODAY SUNDAY  
 
SHORES SURF SURF  
AM PM AM PM  
__________________________________________________________________  
 
NORTH FACING 0-2 0-2 0-2 0-2  
WEST FACING 1-3 1-3 0-2 0-2  
SOUTH FACING 2-4 2-4 1-3 1-3  
EAST FACING 1-3 1-3 1-3 1-3  
 
   
TODAY
 
 
WEATHER.....................SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE UPPER 80S.  
WINDS.......................EAST WINDS AROUND 10 MPH.  
TIDES...  
HANALEI BAY..............LOW 0.1 FEET 07:48 AM HST.  
HIGH 2.2 FEET 03:11 PM HST.  
NAWILIWILI...............LOW 0.1 FEET 09:10 AM HST.  
HIGH 2.1 FEET 04:12 PM HST.  
SUNRISE.....................6:18 AM HST.  
SUNSET......................7:02 PM HST.  
   
TONIGHT
 
 
WEATHER.....................PARTLY CLOUDY. ISOLATED SHOWERS.  
LOW TEMPERATURE.............IN THE MID 70S.  
WINDS.......................EAST WINDS AROUND 10 MPH.  
TIDES...  
HANALEI BAY..............LOW 0.3 FEET 09:15 PM HST.  
HIGH 1.4 FEET 03:17 AM HST.  
NAWILIWILI...............LOW 0.4 FEET 10:37 PM HST.  
HIGH 1.3 FEET 04:18 AM HST.  
   
SUNDAY
 
 
WEATHER.....................MOSTLY SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE UPPER 80S.  
WINDS.......................EAST WINDS AROUND 10 MPH.  
TIDES...  
HANALEI BAY..............LOW 0.2 FEET 08:29 AM HST.  
HIGH 2.0 FEET 03:36 PM HST.  
NAWILIWILI...............LOW 0.2 FEET 09:51 AM HST.  
HIGH 1.9 FEET 04:37 PM HST.  
SUNRISE.....................6:18 AM HST.  
SUNSET......................7:02 PM HST.  
 

 
 
HIZ006-007-009-032>035-241500-  
OAHU-  
357 AM HST SAT AUG 23 2025  
 
__________________________________________________________________  
TODAY SUNDAY  
 
SHORES SURF SURF  
AM PM AM PM  
__________________________________________________________________  
 
NORTH FACING 0-2 0-2 0-2 0-2  
WEST FACING 1-3 1-3 0-2 0-2  
SOUTH FACING 2-4 2-4 1-3 1-3  
EAST FACING 1-3 1-3 1-3 1-3  
 
   
TODAY
 
 
UV INDEX....................EXTREME.  
WEATHER.....................SUNNY.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................EAST WINDS AROUND 15 MPH.  
TIDES...  
HONOLULU.................LOW 0.1 FEET 09:37 AM HST.  
HIGH 2.2 FEET 04:24 PM HST.  
WAIANAE..................LOW 0.1 FEET 09:55 AM HST.  
HIGH 2.0 FEET 04:44 PM HST.  
HALEIWA..................LOW 0.1 FEET 07:32 AM HST.  
HIGH 1.7 FEET 03:22 PM HST.  
MOKUOLOE.................LOW 0.0 FEET 08:14 AM HST.  
HIGH 2.4 FEET 03:13 PM HST.  
SUNRISE.....................6:13 AM HST.  
SUNSET......................6:56 PM HST.  
   
TONIGHT
 
 
WEATHER.....................PARTLY CLOUDY. ISOLATED SHOWERS.  
LOW TEMPERATURE.............IN THE MID 70S.  
WINDS.......................EAST WINDS 10 TO 15 MPH.  
TIDES...  
HONOLULU.................LOW 0.2 FEET 11:04 PM HST.  
HIGH 1.3 FEET 04:47 AM HST.  
WAIANAE..................LOW 0.2 FEET 11:22 PM HST.  
HIGH 1.2 FEET 05:07 AM HST.  
HALEIWA..................LOW 0.2 FEET 08:59 PM HST.  
HIGH 1.1 FEET 03:45 AM HST.  
MOKUOLOE.................LOW 0.7 FEET 09:29 PM HST.  
HIGH 1.6 FEET 02:52 AM HST.  
   
SUNDAY
 
 
UV INDEX....................EXTREME.  
WEATHER.....................MOSTLY SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................EAST WINDS AROUND 15 MPH.  
TIDES...  
HONOLULU.................LOW 0.3 FEET 10:21 AM HST.  
HIGH 2.0 FEET 04:53 PM HST.  
WAIANAE..................LOW 0.3 FEET 10:39 AM HST.  
HIGH 1.9 FEET 05:13 PM HST.  
HALEIWA..................LOW 0.2 FEET 08:16 AM HST.  
HIGH 1.6 FEET 03:51 PM HST.  
MOKUOLOE.................LOW 0.2 FEET 08:49 AM HST.  
HIGH 2.3 FEET 03:31 PM HST.  
SUNRISE.....................6:13 AM HST.  
SUNSET......................6:55 PM HST.  
 

 
 
HIZ017-018-045>050-241500-  
MAUI-  
357 AM HST SAT AUG 23 2025  
 
__________________________________________________________________  
TODAY SUNDAY  
 
SHORES SURF SURF  
AM PM AM PM  
__________________________________________________________________  
 
NORTH FACING 0-2 0-2 0-2 0-2  
WEST FACING 1-3 1-3 0-2 0-2  
SOUTH FACING 2-4 2-4 1-3 1-3  
EAST FACING 1-3 1-3 1-3 1-3  
 
   
TODAY
 
 
WEATHER.....................SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................EAST WINDS AROUND 15 MPH.  
TIDES...  
KAHULUI..................LOW -0.1 FEET 08:10 AM HST.  
HIGH 2.7 FEET 03:03 PM HST.  
SUNRISE.....................6:07 AM HST.  
SUNSET......................6:50 PM HST.  
   
TONIGHT
 
 
WEATHER.....................MOSTLY CLEAR. ISOLATED SHOWERS.  
LOW TEMPERATURE.............IN THE LOWER 70S.  
WINDS.......................EAST WINDS 10 TO 15 MPH.  
TIDES...  
KAHULUI..................LOW 0.6 FEET 09:23 PM HST.  
HIGH 1.8 FEET 02:48 AM HST.  
   
SUNDAY
 
 
WEATHER.....................SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................EAST WINDS 10 TO 15 MPH.  
TIDES...  
KAHULUI..................LOW 0.1 FEET 08:45 AM HST.  
HIGH 2.6 FEET 03:24 PM HST.  
SUNRISE.....................6:07 AM HST.  
SUNSET......................6:49 PM HST.  
 

 
 
HIZ052>054-241500-  
BIG ISLAND WINDWARD AND SOUTHEAST-  
357 AM HST SAT AUG 23 2025  
 
__________________________________________________________________  
TODAY SUNDAY  
 
SHORES SURF SURF  
AM PM AM PM  
__________________________________________________________________  
 
NORTH FACING 0-2 0-2 0-2 0-2  
EAST FACING 1-3 1-3 1-3 1-3  
SOUTH FACING 2-4 2-4 1-3 1-3  
 
   
TODAY
 
 
WEATHER.....................MOSTLY SUNNY. SCATTERED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................EAST WINDS 5 TO 10 MPH.  
TIDES...  
HILO BAY.................LOW 0.0 FEET 08:51 AM HST.  
HIGH 2.8 FEET 03:36 PM HST.  
SUNRISE.....................6:03 AM HST.  
SUNSET......................6:43 PM HST.  
   
TONIGHT
 
 
WEATHER.....................PARTLY CLOUDY UNTIL 12 AM, THEN MOSTLY  
CLOUDY. SCATTERED SHOWERS.  
LOW TEMPERATURE.............AROUND 70.  
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH.  
TIDES...  
HILO BAY.................LOW 0.4 FEET 10:01 PM HST.  
HIGH 1.9 FEET 03:36 AM HST.  
   
SUNDAY
 
 
WEATHER.....................MOSTLY SUNNY. SCATTERED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................EAST WINDS 5 TO 10 MPH.  
TIDES...  
HILO BAY.................LOW 0.1 FEET 09:29 AM HST.  
HIGH 2.6 FEET 04:02 PM HST.  
SUNRISE.....................6:03 AM HST.  
SUNSET......................6:42 PM HST.  
 

 
 
HIZ023-026-051-241500-  
BIG ISLAND LEEWARD-  
357 AM HST SAT AUG 23 2025  
 
__________________________________________________________________  
TODAY SUNDAY  
 
SHORES SURF SURF  
AM PM AM PM  
__________________________________________________________________  
 
WEST FACING 1-3 1-3 0-2 0-2  
SOUTH FACING 2-4 2-4 1-3 1-3  
 
   
TODAY
 
 
WEATHER.....................MOSTLY SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................LIGHT AND VARIABLE WINDS, BECOMING WEST  
AROUND 5 MPH IN THE AFTERNOON.  
TIDES...  
KONA.....................LOW 0.0 FEET 09:28 AM HST.  
HIGH 2.2 FEET 04:14 PM HST.  
KAWAIHAE.................LOW 0.1 FEET 09:39 AM HST.  
HIGH 2.5 FEET 04:26 PM HST.  
SUNRISE.....................6:07 AM HST.  
SUNSET......................6:47 PM HST.  
   
TONIGHT
 
 
WEATHER.....................PARTLY CLOUDY. SCATTERED SHOWERS.  
LOW TEMPERATURE.............IN THE LOWER 70S.  
WINDS.......................NORTH WINDS AROUND 5 MPH IN THE  
EVENING, BECOMING LIGHT AND VARIABLE.  
TIDES...  
KONA.....................LOW 0.3 FEET 10:38 PM HST.  
HIGH 1.5 FEET 04:14 AM HST.  
KAWAIHAE.................LOW 0.2 FEET 11:06 PM HST.  
HIGH 1.5 FEET 04:49 AM HST.  
   
SUNDAY
 
 
WEATHER.....................MOSTLY SUNNY. ISOLATED SHOWERS.  
HIGH TEMPERATURE............IN THE MID 80S.  
WINDS.......................LIGHT AND VARIABLE WINDS, BECOMING WEST  
AROUND 5 MPH IN THE AFTERNOON.  
TIDES...  
KONA.....................LOW 0.1 FEET 10:06 AM HST.  
HIGH 2.1 FEET 04:40 PM HST.  
KAWAIHAE.................LOW 0.2 FEET 10:22 AM HST.  
HIGH 2.3 FEET 04:54 PM HST.  
SUNRISE.....................6:07 AM HST.  
SUNSET......................6:46 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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