835
FZHW52 PHFO 181348
SRFHFO
SURF ZONE FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
348 AM HST FRI APR 18 2025
DISCUSSION
SURF ALONG EXPOSED NORTH AND WEST FACING SHORES PEAKED OVERNIGHT AND
WILL STEADILY LOWER TODAY THROUGH THE WEEKEND, WITH THE SWELL
DIRECTION SHIFTING OUT OF THE NORTH-NORTHWEST. SURF WILL DIP BELOW
AVERAGE BY SUNDAY, THEN CONTINUE WELL INTO NEXT WEEK, WITH MAINLY A
BACKGROUND LEVEL NORTHWEST SWELL POSSIBLE BY TUESDAY. SURF ALONG EAST
FACING SHORES WILL REMAIN BELOW THE APRIL AVERAGE THROUGH EARLY NEXT
WEEK. SURF ALONG SOUTH FACING SHORES WILL REMAIN SMALL THIS WEEKEND,
AS A BACKGROUND SOUTH SWELL MOVES THROUGH. A LARGER PULSE OF SOUTH-
SOUTHWEST SWELL MAY ARRIVE EARLY NEXT WEEK.
HIZ003-029>031-190230-
KAUAI-
348 AM HST FRI APR 18 2025
__________________________________________________________________
TODAY SATURDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
NORTH FACING 10-14 8-12 5-7 4-6
WEST FACING 7-10 6-8 3-5 2-4
SOUTH FACING 1-3 1-3 2-4 2-4
EAST FACING 1-3 1-3 1-3 1-3
TODAY
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................EAST WINDS 5 TO 10 MPH.
TIDES...
HANALEI BAY..............LOW -0.1 FEET 10:03 AM HST.
NAWILIWILI...............LOW -0.1 FEET 11:25 AM HST.
SUNRISE.....................6:15 AM HST.
SUNSET......................6:58 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
LOW TEMPERATURE.............IN THE UPPER 60S.
WINDS.......................EAST WINDS AROUND 5 MPH.
TIDES...
HANALEI BAY..............HIGH 1.6 FEET 07:21 PM HST.
NAWILIWILI...............HIGH 1.5 FEET 08:22 PM HST.
SATURDAY
WEATHER.....................PARTLY SUNNY. SCATTERED SHOWERS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................EAST WINDS AROUND 10 MPH.
TIDES...
HANALEI BAY..............LOW 0.0 FEET 10:49 AM HST.
NAWILIWILI...............LOW 0.0 FEET 12:11 PM HST.
SUNRISE.....................6:14 AM HST.
SUNSET......................6:59 PM HST.
HIZ006-007-009-032>035-190230-
OAHU-
348 AM HST FRI APR 18 2025
__________________________________________________________________
TODAY SATURDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
NORTH FACING 10-14 8-12 5-7 4-6
WEST FACING 7-10 6-8 3-5 2-4
SOUTH FACING 1-3 1-3 2-4 2-4
EAST FACING 1-3 1-3 1-3 1-3
TODAY
UV INDEX....................VERY HIGH.
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................EAST WINDS AROUND 5 MPH.
TIDES...
HONOLULU.................HIGH 0.3 FEET 06:11 AM HST.
LOW 0.0 FEET 11:45 AM HST.
WAIANAE..................HIGH 0.3 FEET 06:31 AM HST.
LOW 0.0 FEET 12:03 PM HST.
HALEIWA..................LOW 0.0 FEET 09:40 AM HST.
MOKUOLOE.................LOW -0.2 FEET 10:23 AM HST.
SUNRISE.....................6:10 AM HST.
SUNSET......................6:52 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS.
LOW TEMPERATURE.............AROUND 70.
WINDS.......................EAST WINDS AROUND 5 MPH.
TIDES...
HONOLULU.................HIGH 1.6 FEET 08:31 PM HST.
LOW 0.2 FEET 05:10 AM HST.
WAIANAE..................HIGH 1.5 FEET 08:51 PM HST.
LOW 0.2 FEET 05:28 AM HST.
HALEIWA..................HIGH 1.3 FEET 07:29 PM HST.
LOW 0.2 FEET 03:05 AM HST.
MOKUOLOE.................HIGH 1.7 FEET 07:44 PM HST.
SATURDAY
UV INDEX....................VERY HIGH.
WEATHER.....................PARTLY SUNNY. SCATTERED SHOWERS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................EAST WINDS 5 TO 10 MPH.
TIDES...
HONOLULU.................HIGH 0.3 FEET 08:02 AM HST.
LOW 0.1 FEET 12:35 PM HST.
WAIANAE..................HIGH 0.2 FEET 08:22 AM HST.
LOW 0.1 FEET 12:53 PM HST.
HALEIWA..................HIGH 0.2 FEET 07:00 AM HST.
LOW 0.1 FEET 10:30 AM HST.
MOKUOLOE.................LOW 0.0 FEET 11:07 AM HST.
SUNRISE.....................6:09 AM HST.
SUNSET......................6:53 PM HST.
HIZ017-018-045>050-190230-
MAUI-
348 AM HST FRI APR 18 2025
__________________________________________________________________
TODAY SATURDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
NORTH FACING 8-12 7-10 5-7 4-6
WEST FACING 2-4 2-4 2-4 1-3
SOUTH FACING 1-3 1-3 2-4 2-4
EAST FACING 1-3 1-3 1-3 1-3
TODAY
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................EAST WINDS AROUND 10 MPH.
TIDES...
KAHULUI..................LOW -0.1 FEET 10:18 AM HST.
SUNRISE.....................6:04 AM HST.
SUNSET......................6:46 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS.
LOW TEMPERATURE.............AROUND 70.
WINDS.......................EAST WINDS 5 TO 10 MPH.
TIDES...
KAHULUI..................HIGH 1.8 FEET 07:02 PM HST.
SATURDAY
WEATHER.....................PARTLY SUNNY. SCATTERED SHOWERS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................EAST WINDS 5 TO 10 MPH.
TIDES...
KAHULUI..................LOW 0.0 FEET 10:59 AM HST.
SUNRISE.....................6:03 AM HST.
SUNSET......................6:46 PM HST.
HIZ052>054-190230-
BIG ISLAND WINDWARD AND SOUTHEAST-
348 AM HST FRI APR 18 2025
__________________________________________________________________
TODAY SATURDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
NORTH FACING 5-7 4-6 4-6 3-5
EAST FACING 1-3 1-3 1-3 1-3
SOUTH FACING 1-3 1-3 2-4 2-4
TODAY
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS.
HIGH TEMPERATURE............AROUND 80.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH.
TIDES...
HILO BAY.................LOW 0.0 FEET 11:12 AM HST.
SUNRISE.....................6:00 AM HST.
SUNSET......................6:39 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS.
LOW TEMPERATURE.............IN THE UPPER 60S.
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH, BECOMING
SOUTHWEST AFTER MIDNIGHT.
TIDES...
HILO BAY.................HIGH 2.0 FEET 07:36 PM HST.
SATURDAY
WEATHER.....................MOSTLY CLOUDY. NUMEROUS SHOWERS.
HIGH TEMPERATURE............AROUND 80.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH.
TIDES...
HILO BAY.................LOW 0.1 FEET 12:00 PM HST.
SUNRISE.....................5:59 AM HST.
SUNSET......................6:39 PM HST.
HIZ023-026-051-190230-
BIG ISLAND LEEWARD-
348 AM HST FRI APR 18 2025
__________________________________________________________________
TODAY SATURDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
WEST FACING 2-4 2-4 1-3 1-3
SOUTH FACING 1-3 1-3 2-4 2-4
TODAY
WEATHER.....................PARTLY SUNNY. SCATTERED SHOWERS AND A
SLIGHT CHANCE OF THUNDERSTORMS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................NORTHWEST WINDS 5 TO 10 MPH.
TIDES...
KONA.....................LOW 0.0 FEET 11:49 AM HST.
KAWAIHAE.................HIGH 0.5 FEET 06:23 AM HST.
LOW 0.0 FEET 12:00 PM HST.
SUNRISE.....................6:04 AM HST.
SUNSET......................6:43 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY UNTIL 12 AM, THEN PARTLY
CLOUDY. SCATTERED SHOWERS AND A SLIGHT
CHANCE OF THUNDERSTORMS.
LOW TEMPERATURE.............IN THE UPPER 60S.
WINDS.......................NORTH WINDS AROUND 5 MPH, BECOMING
SOUTHEAST AFTER MIDNIGHT.
TIDES...
KONA.....................HIGH 1.6 FEET 08:14 PM HST.
KAWAIHAE.................HIGH 1.8 FEET 08:12 PM HST.
LOW 0.3 FEET 04:29 AM HST.
SATURDAY
WEATHER.....................PARTLY SUNNY. SCATTERED SHOWERS WITH
ISOLATED THUNDERSTORMS.
HIGH TEMPERATURE............IN THE MID 80S.
WINDS.......................NORTHWEST WINDS 5 TO 10 MPH.
TIDES...
KONA.....................LOW 0.1 FEET 12:37 PM HST.
KAWAIHAE.................HIGH 0.4 FEET 07:35 AM HST.
LOW 0.1 FEET 12:50 PM HST.
SUNRISE.....................6:03 AM HST.
SUNSET......................6:43 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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