Surf Forecast
Issued by NWS Honolulu, HI

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987
FZHW52 PHFO 171339
SRFHFO

Surf Zone Forecast for Hawaii
National Weather Service Honolulu HI
339 AM HST Thu Apr 17 2025

.DISCUSSION...
Surf along exposed north and west facing shores will trend up
today as a fresh north-northwest arrives and builds down the island
chain. Surf may near the advisory levels for exposed north and west
facing shores tonight into Friday as this swell peaks. A downward
trend is then expected over the weekend, with the swell shifting out
of north. Surf along east facing shores will remain below average
through Friday, then potentially begin to trend up over the weekend.
Surf along south facing shores will remain small, with mainly
overlapping background south swells moving through. A larger pulse of
south-southwest swell may arrive Tuesday.

HIZ003-029>031-180230-
Kauai-
339 AM HST Thu Apr 17 2025

__________________________________________________________________
                       Today                     Friday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

North Facing         5-7   8-12                8-12   7-10
West Facing          2-4    6-8                 6-8    5-7
South Facing         1-3    1-3                 1-3    1-3
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 5 mph.
Tides...
   Hanalei Bay..............Low -0.1 feet 09:30 AM HST.
   Nawiliwili...............Low -0.1 feet 10:52 AM HST.
Sunrise.....................6:16 AM HST.
Sunset......................6:58 PM HST.

.TONIGHT...
Weather.....................Mostly cloudy. Numerous showers and a
                            slight chance of thunderstorms.
Low Temperature.............In the mid 60s.
Winds.......................East winds around 5 mph.
Tides...
   Hanalei Bay..............High 1.7 feet 06:16 PM HST.
   Nawiliwili...............High 1.6 feet 07:17 PM HST.

.FRIDAY...
Weather.....................Partly sunny. 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.

$$

HIZ006-007-009-032>035-180230-
Oahu-
339 AM HST Thu Apr 17 2025

__________________________________________________________________
                       Today                     Friday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

North Facing         3-5   7-10                8-12   7-10
West Facing          1-3    5-7                 6-8    5-7
South Facing         1-3    1-3                 1-3    1-3
East Facing          1-3    1-3                 1-3    1-3


.TODAY...
UV Index....................High.
Weather.....................Mostly cloudy. Numerous showers and a
                            slight chance of thunderstorms.
High Temperature............In the upper 70s.
Winds.......................East winds around 5 mph.
Tides...
   Honolulu.................Low 0.0 feet 11:13 AM HST.
   Waianae..................Low 0.0 feet 11:31 AM HST.
   Haleiwa..................Low 0.0 feet 09:08 AM HST.
   Mokuoloe.................Low -0.3 feet 09:51 AM HST.
Sunrise.....................6:11 AM HST.
Sunset......................6:52 PM HST.

.TONIGHT...
Weather.....................Mostly cloudy. Numerous showers and a
                            slight chance of thunderstorms.
Low Temperature.............In the upper 60s.
Winds.......................East winds around 5 mph.
Tides...
   Honolulu.................High 1.7 feet 07:26 PM HST.
                            Low 0.3 feet 03:39 AM HST.
   Waianae..................High 1.6 feet 07:46 PM HST.
                            Low 0.3 feet 03:57 AM HST.
   Haleiwa..................High 1.3 feet 06:24 PM HST.
                            Low 0.2 feet 01:34 AM HST.
                            High 0.3 feet 05:09 AM HST.
   Mokuoloe.................High 1.8 feet 06:16 PM HST.

.FRIDAY...
UV Index....................High.
Weather.....................Mostly cloudy. Numerous showers and a
                            slight chance of thunderstorms.
High Temperature............In the upper 70s.
Winds.......................East winds 5 to 10 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.

$$

HIZ017-018-045>050-180230-
Maui-
339 AM HST Thu Apr 17 2025

__________________________________________________________________
                       Today                     Friday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

North Facing         1-3    5-7                7-10   7-10
West Facing          0-2    1-3                 2-4    2-4
South Facing         1-3    1-3                 1-3    1-3
East Facing          1-3    1-3                 1-3    1-3


.TODAY...
Weather.....................Mostly cloudy. Scattered showers and a
                            slight chance of thunderstorms.
High Temperature............In the lower 80s.
Winds.......................East winds around 10 mph.
Tides...
   Kahului..................Low -0.2 feet 09:48 AM HST.
                            High 1.9 feet 05:47 PM HST.
Sunrise.....................6:05 AM HST.
Sunset......................6:45 PM HST.

.TONIGHT...
Weather.....................Mostly cloudy. Numerous showers and a
                            slight chance of thunderstorms.
Low Temperature.............In the mid 60s.
Winds.......................East winds 5 to 10 mph.

.FRIDAY...
Weather.....................Partly sunny. Numerous showers and a
                            slight chance of thunderstorms.
High Temperature............In the lower 80s.
Winds.......................East winds 10 to 15 mph.
Tides...
   Kahului..................Low -0.1 feet 10:18 AM HST.
Sunrise.....................6:04 AM HST.
Sunset......................6:46 PM HST.

$$

HIZ052>054-180230-
Big Island Windward and Southeast-
339 AM HST Thu Apr 17 2025

__________________________________________________________________
                       Today                     Friday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

North Facing         1-3    2-4                 3-5    3-5
East Facing          1-3    1-3                 1-3    1-3
South Facing         1-3    1-3                 1-3    1-3


.TODAY...
Weather.....................Mostly cloudy. Scattered showers and a
                            slight chance of thunderstorms.
High Temperature............In the mid 80s.
Winds.......................Southeast winds 5 to 10 mph.
Tides...
   Hilo Bay.................Low -0.1 feet 10:37 AM HST.
Sunrise.....................6:01 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 5 to 10 mph.
Tides...
   Hilo Bay.................High 2.1 feet 06:29 PM HST.
                            Low 0.9 feet 01:38 AM HST.
                            High 0.9 feet 04:08 AM HST.

.FRIDAY...
Weather.....................Partly sunny. Numerous showers and a
                            slight chance of thunderstorms.
High Temperature............In the mid 80s.
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.

$$

HIZ023-026-051-180230-
Big Island Leeward-
339 AM HST Thu Apr 17 2025

__________________________________________________________________
                       Today                     Friday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

West Facing          0-2    1-3                 1-3    1-3
South Facing         1-3    1-3                 1-3    1-3


.TODAY...
Weather.....................Mostly cloudy. Scattered showers and a
                            slight chance of thunderstorms.
High Temperature............In the lower 80s.
Winds.......................North winds around 5 mph, becoming
                            northwest in the afternoon.
Tides...
   Kona.....................Low -0.1 feet 11:14 AM HST.
   Kawaihae.................Low 0.0 feet 11:26 AM HST.
Sunrise.....................6:05 AM HST.
Sunset......................6:43 PM HST.

.TONIGHT...
Weather.....................Mostly cloudy. Scattered showers and a
                            slight chance of thunderstorms.
Low Temperature.............In the upper 60s.
Winds.......................Northwest winds around 5 mph in the
                            evening, becoming light and variable.
Tides...
   Kona.....................High 1.6 feet 07:07 PM HST.
                            Low 0.6 feet 02:15 AM HST.
                            High 0.7 feet 04:46 AM HST.
   Kawaihae.................High 1.9 feet 07:14 PM HST.
                            Low 0.3 feet 03:00 AM HST.

.FRIDAY...
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.

$$


__________________________________________________________________

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

__________________________________________________________________

$$

Gibbs