Surf Forecast
Issued by NWS Honolulu, HI

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000
FZHW52 PHFO 211318
SRFHFO

Surf Zone Forecast for Hawaii
National Weather Service Honolulu HI
318 AM HST Sun Apr 21 2024

.DISCUSSION...
A moderate medium period north swell has begun to rise and will peak
later today before steadily declining Monday. Surf along east facing
shores will remain small today, except for shores exposed to the north
swell which could see a slight rise. As the trades strengthen early
this week, short period wind waves will bring elevated seas. South
facing shores will continue at small levels as a series of small,
medium to long period energy will persist over the next several days.

HIZ003-029>031-220230-
Kauai-
318 AM HST Sun Apr 21 2024

__________________________________________________________________
                       Today                     Monday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

North Facing         6-8   7-10                 6-8    5-7
West Facing          2-4    3-5                 2-4    1-3
South Facing         2-4    2-4                 1-3    1-3
East Facing          2-4    2-4                 2-4    2-4


.TODAY...
Weather.....................Mostly sunny.
High Temperature............In the lower 80s.
Winds.......................Northeast winds 10 to 15 mph.
Tides...
   Hanalei Bay..............Low -0.1 feet 06:55 AM HST.
                            High 1.5 feet 02:00 PM HST.
   Nawiliwili...............Low -0.1 feet 08:17 AM HST.
                            High 1.4 feet 03:01 PM HST.
Sunrise.....................6:13 AM HST.
Sunset......................7:00 PM HST.

.TONIGHT...
Weather.....................Partly cloudy. Isolated showers.
Low Temperature.............In the upper 60s.
Winds.......................East winds around 15 mph.
Tides...
   Hanalei Bay..............Low 0.2 feet 07:37 PM HST.
                            High 1.1 feet 01:31 AM HST.
   Nawiliwili...............Low 0.3 feet 08:59 PM HST.
                            High 1.1 feet 02:32 AM HST.

.MONDAY...
Weather.....................Mostly sunny. Isolated showers.
High Temperature............In the lower 80s.
Winds.......................East winds around 15 mph.
Tides...
   Hanalei Bay..............Low -0.1 feet 07:12 AM HST.
                            High 1.7 feet 02:31 PM HST.
   Nawiliwili...............Low -0.1 feet 08:34 AM HST.
                            High 1.6 feet 03:32 PM HST.
Sunrise.....................6:12 AM HST.
Sunset......................7:00 PM HST.

$$

HIZ006-007-009-032>035-220230-
Oahu-
318 AM HST Sun Apr 21 2024

__________________________________________________________________
                       Today                     Monday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

North Facing         6-8   7-10                 6-8    5-7
West Facing          2-4    3-5                 2-4    1-3
South Facing         2-4    2-4                 1-3    1-3
East Facing          2-4    2-4                 2-4    2-4


.TODAY...
UV Index....................Extreme.
Weather.....................Mostly sunny. Scattered showers.
High Temperature............In the lower 80s.
Winds.......................Northeast winds 10 to 15 mph.
Tides...
   Honolulu.................Low -0.1 feet 08:38 AM HST.
                            High 1.5 feet 03:17 PM HST.
   Waianae..................Low -0.1 feet 08:56 AM HST.
                            High 1.4 feet 03:37 PM HST.
   Haleiwa..................Low -0.1 feet 06:33 AM HST.
                            High 1.2 feet 02:15 PM HST.
   Mokuoloe.................Low -0.1 feet 07:20 AM HST.
                            High 1.7 feet 01:58 PM HST.
Sunrise.....................6:08 AM HST.
Sunset......................6:53 PM HST.

.TONIGHT...
Weather.....................Partly cloudy until 12 AM, then mostly
                            cloudy. Scattered showers.
Low Temperature.............Around 70.
Winds.......................Northeast winds around 15 mph.
Tides...
   Honolulu.................Low 0.2 feet 09:23 PM HST.
                            High 1.1 feet 02:54 AM HST.
   Waianae..................Low 0.2 feet 09:41 PM HST.
                            High 1.1 feet 03:14 AM HST.
   Haleiwa..................Low 0.2 feet 07:18 PM HST.
                            High 0.9 feet 01:52 AM HST.
   Mokuoloe.................Low 0.5 feet 07:40 PM HST.
                            High 1.6 feet 01:12 AM HST.

.MONDAY...
UV Index....................Extreme.
Weather.....................Mostly sunny. Scattered showers.
High Temperature............In the lower 80s.
Winds.......................Northeast winds around 15 mph.
Tides...
   Honolulu.................Low -0.1 feet 08:57 AM HST.
                            High 1.7 feet 03:46 PM HST.
   Waianae..................Low -0.1 feet 09:15 AM HST.
                            High 1.6 feet 04:06 PM HST.
   Haleiwa..................Low -0.1 feet 06:52 AM HST.
                            High 1.4 feet 02:44 PM HST.
   Mokuoloe.................Low -0.2 feet 07:36 AM HST.
                            High 1.9 feet 02:28 PM HST.
Sunrise.....................6:07 AM HST.
Sunset......................6:54 PM HST.

$$

HIZ017-018-045>050-220230-
Maui-
318 AM HST Sun Apr 21 2024

__________________________________________________________________
                       Today                     Monday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

North Facing         6-8   7-10                 6-8    5-7
West Facing          2-4    3-5                 2-4    1-3
South Facing         2-4    2-4                 1-3    1-3
East Facing          2-4    2-4                 2-4    2-4


.TODAY...
Weather.....................Mostly sunny. Scattered showers.
High Temperature............In the lower 80s.
Winds.......................East winds around 15 mph.
Tides...
   Kahului..................Low 0.0 feet 07:14 AM HST.
                            High 1.9 feet 01:46 PM HST.
Sunrise.....................6:02 AM HST.
Sunset......................6:47 PM HST.

.TONIGHT...
Weather.....................Mostly cloudy. Scattered showers.
Low Temperature.............In the mid 60s.
Winds.......................Northeast winds around 15 mph.
Tides...
   Kahului..................Low 0.4 feet 07:36 PM HST.
                            High 1.7 feet 01:16 AM HST.

.MONDAY...
Weather.....................Mostly sunny. Scattered showers.
High Temperature............In the lower 80s.
Winds.......................Northeast winds 15 to 20 mph.
Tides...
   Kahului..................Low -0.2 feet 07:31 AM HST.
                            High 2.1 feet 02:16 PM HST.
Sunrise.....................6:01 AM HST.
Sunset......................6:47 PM HST.

$$

HIZ052>054-220230-
Big Island Windward and Southeast-
318 AM HST Sun Apr 21 2024

__________________________________________________________________
                       Today                     Monday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

North Facing         6-8   7-10                 6-8    5-7
East Facing          2-4    2-4                 2-4    2-4
South Facing         2-4    2-4                 1-3    1-3


.TODAY...
Weather.....................Partly sunny. Scattered showers.
High Temperature............Around 80.
Winds.......................Northeast winds 5 to 10 mph.
Tides...
   Hilo Bay.................Low -0.1 feet 07:50 AM HST.
                            High 2.0 feet 02:20 PM HST.
Sunrise.....................5:58 AM HST.
Sunset......................6:40 PM HST.

.TONIGHT...
Weather.....................Mostly cloudy. Numerous showers.
Low Temperature.............In the upper 60s.
Winds.......................Northeast winds around 10 mph.
Tides...
   Hilo Bay.................Low 0.3 feet 08:15 PM HST.
                            High 1.8 feet 01:58 AM HST.

.MONDAY...
Weather.....................Partly sunny. Scattered showers.
High Temperature............Around 80.
Winds.......................Northeast winds 10 to 15 mph.
Tides...
   Hilo Bay.................Low -0.2 feet 08:10 AM HST.
                            High 2.2 feet 02:51 PM HST.
Sunrise.....................5:57 AM HST.
Sunset......................6:40 PM HST.

$$

HIZ023-026-051-220230-
Big Island Leeward-
318 AM HST Sun Apr 21 2024

__________________________________________________________________
                       Today                     Monday

Shores                  Surf                       Surf
                     AM     PM                  AM     PM
__________________________________________________________________

West Facing          2-4    3-5                 4-6    3-5
South Facing         2-4    2-4                 1-3    1-3


.TODAY...
Weather.....................Sunny.
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 08:27 AM HST.
                            High 1.6 feet 02:58 PM HST.
   Kawaihae.................Low -0.1 feet 08:41 AM HST.
                            High 1.7 feet 03:19 PM HST.
Sunrise.....................6:02 AM HST.
Sunset......................6:44 PM HST.

.TONIGHT...
Weather.....................Mostly clear.
Low Temperature.............In the upper 60s.
Winds.......................Light and variable winds.
Tides...
   Kona.....................Low 0.2 feet 08:52 PM HST.
                            High 1.4 feet 02:36 AM HST.
   Kawaihae.................Low 0.2 feet 09:25 PM HST.
                            High 1.3 feet 03:00 AM HST.

.MONDAY...
Weather.....................Sunny. Isolated showers.
High Temperature............In the mid 80s.
Winds.......................Southeast winds around 5 mph, becoming
                            west in the afternoon.
Tides...
   Kona.....................Low -0.2 feet 08:47 AM HST.
                            High 1.8 feet 03:29 PM HST.
   Kawaihae.................Low -0.1 feet 09:00 AM HST.
                            High 1.9 feet 03:47 PM HST.
Sunrise.....................6:01 AM HST.
Sunset......................6:44 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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