914
FZHW52 PHFO 181306
SRFHFO
SURF ZONE FORECAST FOR HAWAII
NATIONAL WEATHER SERVICE HONOLULU HI
306 AM HST WED MAR 18 2026
DISCUSSION
A MODERATE MEDIUM PERIOD NORTH-NORTHWEST SWELL CONTINUES TO FILL IN
EARLY THIS MORNING AS THE HIGH SURF ADVISORY HAS BEEN EXTENDED THROUGH
THE AFTERNOON FOR NORTH FACING SHORES OF KAUAI, OAHU, MOLOKAI AND
MAUI. SURF WILL GRADUALLY DECLINE THROUGH FRIDAY AS THE SWELL SHIFTS
OUT OF THE NORTH AND NORTH- NORTHEAST. A NEW SMALL TO MODERATE LONG
PERIOD WEST- NORTHWEST SWELL IS EXPECTED TO ARRIVE LATE SATURDAY AND
HOLD THROUGH EARLY NEXT WEEK. SURF ALONG SOUTH SHORES WILL SEE
MODERATE SURF JUST BELOW HIGH SURF ADVISORY CRITERIA AS THE LONG
PERIOD SOUTH SWELL CONTINUES TO FILL IN THIS MORNING AND WILL HOLD
THROUGH THURSDAY. SURF ALONG EAST FACING SHORES WILL REMAIN WELL BELOW
AVERAGE DUE TO THE LACK OF TRADES LOCALLY AND UPSTREAM. THE EXCEPTION
WILL BE FOR EAST FACING SHORES EXPOSED TO NORTH- NORTHEAST SWELLS
THURSDAY THROUGH THE WEEKEND.
HIZ003-029>031-191415-
KAUAI-
306 AM HST WED MAR 18 2026
..HIGH SURF ADVISORY FOR NORTH FACING SHORES
__________________________________________________________________
TODAY THURSDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
NORTH FACING 12-16 10-15 7-10 6-8
WEST FACING 7-10 6-8 4-6 3-5
SOUTH FACING 5-7 5-7 5-7 5-7
EAST FACING 1-3 1-3 1-3 1-3
TODAY
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH.
TIDES...
HANALEI BAY..............LOW -0.1 FEET 08:14 AM HST.
HIGH 1.4 FEET 02:47 PM HST.
NAWILIWILI...............LOW -0.1 FEET 09:36 AM HST.
HIGH 1.3 FEET 03:48 PM HST.
SUNRISE.....................6:42 AM HST.
SUNSET......................6:48 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
LOW TEMPERATURE.............AROUND 70.
WINDS.......................SOUTH WINDS AROUND 5 MPH.
TIDES...
HANALEI BAY..............LOW 0.0 FEET 08:14 PM HST.
HIGH 1.5 FEET 02:50 AM HST.
NAWILIWILI...............LOW 0.0 FEET 09:36 PM HST.
HIGH 1.4 FEET 03:51 AM HST.
THURSDAY
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH.
TIDES...
HANALEI BAY..............LOW -0.2 FEET 08:37 AM HST.
HIGH 1.6 FEET 03:30 PM HST.
NAWILIWILI...............LOW -0.2 FEET 09:59 AM HST.
HIGH 1.5 FEET 04:31 PM HST.
SUNRISE.....................6:41 AM HST.
SUNSET......................6:48 PM HST.
HIZ006-007-009-032>035-191415-
OAHU-
306 AM HST WED MAR 18 2026
..HIGH SURF ADVISORY FOR NORTH FACING SHORES
__________________________________________________________________
TODAY THURSDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
NORTH FACING 12-16 10-15 7-10 6-8
WEST FACING 7-10 6-8 4-6 3-5
SOUTH FACING 5-7 5-7 5-7 5-7
EAST FACING 1-3 1-3 1-3 1-3
TODAY
UV INDEX....................VERY HIGH.
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH.
TIDES...
HONOLULU.................LOW -0.2 FEET 10:01 AM HST.
HIGH 1.4 FEET 04:09 PM HST.
WAIANAE..................LOW -0.2 FEET 10:19 AM HST.
HIGH 1.3 FEET 04:29 PM HST.
HALEIWA..................LOW -0.2 FEET 07:56 AM HST.
HIGH 1.1 FEET 03:07 PM HST.
MOKUOLOE.................LOW 0.0 FEET 08:32 AM HST.
HIGH 1.7 FEET 02:34 PM HST.
SUNRISE.....................6:37 AM HST.
SUNSET......................6:42 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
LOW TEMPERATURE.............IN THE LOWER 70S.
WINDS.......................SOUTHEAST WINDS AROUND 5 MPH.
TIDES...
HONOLULU.................LOW 0.0 FEET 10:08 PM HST.
HIGH 1.5 FEET 04:10 AM HST.
WAIANAE..................LOW 0.0 FEET 10:26 PM HST.
HIGH 1.4 FEET 04:30 AM HST.
HALEIWA..................LOW 0.0 FEET 08:03 PM HST.
HIGH 1.2 FEET 03:08 AM HST.
MOKUOLOE.................LOW 0.0 FEET 08:25 PM HST.
HIGH 1.9 FEET 02:39 AM HST.
THURSDAY
UV INDEX....................VERY HIGH.
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
HIGH TEMPERATURE............AROUND 80.
WINDS.......................SOUTHEAST WINDS 5 TO 10 MPH.
TIDES...
HONOLULU.................LOW -0.3 FEET 10:24 AM HST.
HIGH 1.6 FEET 04:49 PM HST.
WAIANAE..................LOW -0.3 FEET 10:42 AM HST.
HIGH 1.5 FEET 05:09 PM HST.
HALEIWA..................LOW -0.2 FEET 08:19 AM HST.
HIGH 1.3 FEET 03:47 PM HST.
MOKUOLOE.................LOW -0.2 FEET 08:55 AM HST.
HIGH 1.9 FEET 03:18 PM HST.
SUNRISE.....................6:36 AM HST.
SUNSET......................6:43 PM HST.
HIZ017-018-045>050-191415-
MAUI-
306 AM HST WED MAR 18 2026
..HIGH SURF ADVISORY FOR NORTH FACING SHORES
__________________________________________________________________
TODAY THURSDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
NORTH FACING 12-16 10-15 7-10 6-8
WEST FACING 2-4 2-4 3-5 3-5
SOUTH FACING 5-7 5-7 5-7 5-7
EAST FACING 1-3 1-3 1-3 1-3
TODAY
WEATHER.....................CLOUDY. ISOLATED SHOWERS.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................EAST WINDS AROUND 10 MPH.
TIDES...
KAHULUI..................LOW 0.0 FEET 08:26 AM HST.
HIGH 1.9 FEET 02:27 PM HST.
SUNRISE.....................6:31 AM HST.
SUNSET......................6:36 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
LOW TEMPERATURE.............IN THE LOWER 70S.
WINDS.......................EAST WINDS AROUND 5 MPH.
TIDES...
KAHULUI..................LOW 0.0 FEET 08:23 PM HST.
HIGH 2.1 FEET 02:35 AM HST.
THURSDAY
WEATHER.....................CLOUDY. SCATTERED SHOWERS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................EAST WINDS AROUND 5 MPH.
TIDES...
KAHULUI..................LOW -0.2 FEET 08:50 AM HST.
HIGH 2.1 FEET 03:07 PM HST.
SUNRISE.....................6:30 AM HST.
SUNSET......................6:37 PM HST.
HIZ052>054-191415-
BIG ISLAND WINDWARD AND SOUTHEAST-
306 AM HST WED MAR 18 2026
__________________________________________________________________
TODAY THURSDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
NORTH FACING 7-10 6-8 6-8 5-7
EAST FACING 1-3 1-3 1-3 1-3
SOUTH FACING 5-7 5-7 5-7 5-7
TODAY
WEATHER.....................CLOUDY. NUMEROUS SHOWERS.
HIGH TEMPERATURE............IN THE UPPER 70S.
WINDS.......................NORTH WINDS AROUND 5 MPH, BECOMING WEST
IN THE AFTERNOON.
TIDES...
HILO BAY.................LOW -0.1 FEET 09:02 AM HST.
HIGH 2.1 FEET 03:07 PM HST.
SUNRISE.....................6:25 AM HST.
SUNSET......................6:31 PM HST.
TONIGHT
WEATHER.....................CLOUDY. SCATTERED SHOWERS.
LOW TEMPERATURE.............IN THE UPPER 60S.
WINDS.......................LIGHT AND VARIABLE WINDS, BECOMING
NORTHWEST AROUND 5 MPH AFTER MIDNIGHT.
TIDES...
HILO BAY.................LOW 0.0 FEET 09:07 PM HST.
HIGH 2.2 FEET 03:15 AM HST.
THURSDAY
WEATHER.....................CLOUDY. SCATTERED SHOWERS.
HIGH TEMPERATURE............AROUND 80.
WINDS.......................WEST WINDS AROUND 5 MPH, BECOMING
SOUTHEAST IN THE AFTERNOON.
TIDES...
HILO BAY.................LOW -0.3 FEET 09:29 AM HST.
HIGH 2.3 FEET 03:48 PM HST.
SUNRISE.....................6:24 AM HST.
SUNSET......................6:31 PM HST.
HIZ023-026-051-191415-
BIG ISLAND LEEWARD-
306 AM HST WED MAR 18 2026
__________________________________________________________________
TODAY THURSDAY
SHORES SURF SURF
AM PM AM PM
__________________________________________________________________
WEST FACING 4-6 4-6 5-7 5-7
SOUTH FACING 5-7 5-7 5-7 5-7
TODAY
WEATHER.....................CLOUDY. SCATTERED SHOWERS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................LIGHT AND VARIABLE WINDS, BECOMING WEST
AROUND 5 MPH IN THE AFTERNOON.
TIDES...
KONA.....................LOW -0.1 FEET 09:39 AM HST.
HIGH 1.7 FEET 03:45 PM HST.
KAWAIHAE.................LOW -0.2 FEET 10:02 AM HST.
HIGH 1.6 FEET 04:11 PM HST.
SUNRISE.....................6:29 AM HST.
SUNSET......................6:35 PM HST.
TONIGHT
WEATHER.....................MOSTLY CLOUDY. SCATTERED SHOWERS.
LOW TEMPERATURE.............AROUND 70.
WINDS.......................LIGHT AND VARIABLE WINDS.
TIDES...
KONA.....................LOW 0.0 FEET 09:44 PM HST.
HIGH 1.8 FEET 03:53 AM HST.
KAWAIHAE.................LOW -0.1 FEET 10:10 PM HST.
HIGH 1.7 FEET 04:14 AM HST.
THURSDAY
WEATHER.....................CLOUDY. ISOLATED SHOWERS.
HIGH TEMPERATURE............IN THE LOWER 80S.
WINDS.......................SOUTHWEST WINDS AROUND 5 MPH.
TIDES...
KONA.....................LOW -0.2 FEET 10:06 AM HST.
HIGH 1.8 FEET 04:26 PM HST.
KAWAIHAE.................LOW -0.3 FEET 10:27 AM HST.
HIGH 1.9 FEET 04:50 PM HST.
SUNRISE.....................6:28 AM HST.
SUNSET......................6:35 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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