170
FZHW50 PHFO 241307
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
306 AM HST Sun Aug 24 2025

Hawaiian coastal waters within 40 nautical miles including the
Hawaiian Islands Humpback Whale National Marine Sanctuary.

PHZ100-250200-
306 AM HST Sun Aug 24 2025

.Synopsis for Hawaiian coastal waters...
 A high pressure ridge north of the islands will continue to
produce fresh to locally strong trade winds through the first
half of next week.

$$

PHZ110-250200-
Kauai Northwest Waters-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East 4 feet at 8 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 7 seconds. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 7 seconds. Isolated showers in the
morning.
.MONDAY NIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 7 seconds. Isolated showers.
.TUESDAY...East winds to 15 knots. Seas 3 to 4 feet. Wave Detail:
East 4 feet at 7 seconds. Isolated showers in the morning.
.TUESDAY NIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 7 seconds. Isolated showers after
midnight.
.WEDNESDAY...East northeast winds to 15 knots. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 7 seconds. Isolated showers in the
morning. Isolated showers through the day.
.THURSDAY...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers in the
morning. Isolated showers through the day.

$$

PHZ111-250200-
Kauai Windward Waters-
306 AM HST Sun Aug 24 2025

.TODAY...East southeast winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 5 feet at 8 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 5 feet at 7 seconds. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 5 feet at 7 seconds. Isolated showers in the
morning.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 7 seconds. Isolated showers.
.TUESDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 7 seconds. Isolated showers in the
morning.
.TUESDAY NIGHT...East winds to 15 knots. Seas to 4 feet. Wave
Detail: East 4 feet at 7 seconds. Isolated showers after
midnight.
.WEDNESDAY...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 7 seconds. Isolated showers.
.THURSDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers.

$$

PHZ112-250200-
Kauai Leeward Waters-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 4 feet at 7 seconds. Isolated showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 4 feet at 7 seconds. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 4 feet at 6 seconds. Isolated showers in
the morning.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers after
midnight.
.TUESDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 6 seconds.
.TUESDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 6 seconds.
.WEDNESDAY...East northeast winds 10 to 15 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers
through the day.
.THURSDAY...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 6 seconds.

$$

PHZ113-250200-
Kauai Channel-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 10 to 15 knots, rising to 15 to 20 knots this
afternoon. Seas 4 to 5 feet. Wave Detail: East southeast 4 feet
at 7 seconds. Isolated showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East southeast 4 feet at 6 seconds. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 4 feet at 6 seconds. Isolated showers in
the morning.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers after
midnight.
.TUESDAY...East northeast winds to 15 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 6 seconds. Isolated showers in the
morning.
.TUESDAY NIGHT...East northeast winds to 15 knots. Seas 3 to
4 feet. Wave Detail: East 4 feet at 6 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 6 seconds. Isolated showers
after midnight.
.THURSDAY...East northeast winds to 15 knots. Seas 4 to 5 feet.
Wave Detail: East 4 feet at 5 seconds. Isolated showers after
midnight.

$$

PHZ114-250200-
Oahu Windward Waters-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 15 to 20 knots. Seas to 5 feet. Wave Detail:
East southeast 5 feet at 7 seconds.
.TONIGHT...East winds to 15 knots. Seas 4 to 5 feet. Wave Detail:
East southeast 5 feet at 7 seconds. Isolated showers.
.MONDAY...East winds to 15 knots. Seas 4 to 5 feet. Wave Detail:
East 5 feet at 7 seconds. Isolated showers in the morning.
.MONDAY NIGHT...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 5 feet at 7 seconds. Isolated showers.
.TUESDAY...East winds to 15 knots. Seas 4 to 5 feet. Wave Detail:
East 5 feet at 7 seconds. Isolated showers in the morning.
.TUESDAY NIGHT...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 5 feet at 7 seconds. Isolated showers after
midnight.
.WEDNESDAY...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 4 feet at 6 seconds. Isolated showers in
the morning. Isolated showers through the day.
.THURSDAY...East winds to 15 knots. Seas to 4 feet. Wave Detail:
East 4 feet at 6 seconds. Isolated showers in the morning.
Isolated showers through the day.

$$

PHZ115-250200-
Oahu Leeward Waters-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 10 to 15 knots. Seas to 4 feet. Wave Detail:
Southeast 4 feet at 7 seconds. Isolated showers.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 4 feet at 6 seconds. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 3 feet at 6 seconds.
.MONDAY NIGHT...East northeast winds 10 to 15 knots. Seas to
3 feet. Wave Detail: East southeast 3 feet at 6 seconds.
.TUESDAY...East northeast winds 10 to 15 knots. Seas 3 to 4 feet.
Wave Detail: East southeast 3 feet at 6 seconds.
.TUESDAY NIGHT...East northeast winds to 15 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 6 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots, easing to 10 to
15 knots after midnight. Seas 4 to 5 feet. Wave Detail: East
4 feet at 5 seconds and south southwest 3 feet at 16 seconds.
Isolated showers after midnight.
.THURSDAY...East northeast winds 10 to 15 knots, rising to 15 to
20 knots. Seas 4 to 5 feet. Wave Detail: East 4 feet at 5 seconds
and south 3 feet at 18 seconds.

$$

PHZ116-250200-
Kaiwi Channel-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 5 feet at 6 seconds.
.TONIGHT...East winds 15 to 20 knots. Seas 3 to 5 feet. Wave
Detail: East southeast 5 feet at 6 seconds. Isolated showers
after midnight.
.MONDAY...East northeast winds to 15 knots. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 5 seconds. Isolated showers in the
morning.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East 4 feet at 5 seconds. Isolated showers after
midnight.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 5 seconds. Isolated showers in the
morning.
.TUESDAY NIGHT...East northeast winds to 15 knots. Seas 3 to
5 feet. Wave Detail: East 4 feet at 5 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 5 seconds.
.THURSDAY...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East 4 feet at 5 seconds and south southwest
3 feet at 16 seconds.

$$

PHZ117-250200-
Maui County Windward Waters-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 15 to 20 knots. Seas to 5 feet. Wave Detail:
East southeast 5 feet at 7 seconds.
.TONIGHT...East southeast winds 15 to 20 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 5 feet at 6 seconds. Isolated
showers.
.MONDAY...East southeast winds to 15 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 5 feet at 6 seconds. Isolated
showers.
.MONDAY NIGHT...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 5 feet at 7 seconds. Isolated showers.
.TUESDAY...East winds to 15 knots. Seas 4 to 5 feet. Wave Detail:
East southeast 5 feet at 7 seconds. Isolated showers in the
morning.
.TUESDAY NIGHT...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 5 feet at 6 seconds. Isolated showers
after midnight.
.WEDNESDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 4 feet at 6 seconds. Isolated showers.
.THURSDAY...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 5 seconds. Isolated showers in the
morning. Isolated showers through the day.

$$

PHZ118-250200-
Maui County Leeward Waters-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East southeast 4 feet at 6 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East southeast 4 feet at 6 seconds.
.MONDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 3 feet at 5 seconds.
.MONDAY NIGHT...East northeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: East southeast 3 feet at 5 seconds.
.TUESDAY...Northeast winds 7 to 10 knots, veering to east 10 to
15 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: East
southeast 3 feet at 5 seconds.
.TUESDAY NIGHT...East northeast winds 10 to 15 knots, becoming
7 to 10 knots after midnight. Seas 3 to 4 feet. Wave Detail: East
southeast 3 feet at 5 seconds.
.WEDNESDAY...East northeast winds 7 to 10 knots, becoming 10 to
15 knots. Seas 3 to 5 feet. Wave Detail: East southeast 3 feet at
5 seconds and south southwest 3 feet at 16 seconds.
.THURSDAY...East northeast winds 10 to 15 knots. Seas 3 to
5 feet. Wave Detail: East southeast 3 feet at 5 seconds and south
southwest 3 feet at 16 seconds.

$$

PHZ119-250200-
Maalaea Bay-
306 AM HST Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...North winds 20 to 25 knots. Seas to 2 feet or less.
.TONIGHT...North winds to 20 knots. Seas to 2 feet or less.
.MONDAY...North winds to 20 knots. Seas to 2 feet or less.
.MONDAY NIGHT...North winds to 20 knots. Seas to 2 feet or less.
.TUESDAY...North winds to 20 knots. Seas to 2 feet or less.
.TUESDAY NIGHT...North winds to 20 knots. Seas to 2 feet or less.
.WEDNESDAY...North winds to 20 knots. Seas to 2 feet or less.
.THURSDAY...North winds to 20 knots. Seas to 2 feet or less.

$$

PHZ120-250200-
Pailolo Channel-
306 AM HST Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds 20 to 25 knots. Seas 3 to 5 feet. Wave
Detail: East 4 feet at 4 seconds.
.TONIGHT...East northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 4 seconds. Isolated showers.
.MONDAY...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: East 3 feet at 4 seconds. Isolated showers.
.MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 4 seconds. Isolated showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: East 3 feet at 4 seconds. Isolated showers in the
morning.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 4 seconds.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 4 seconds.
.THURSDAY...East northeast winds 15 to 20 knots. Seas to 3 feet.

$$

PHZ121-250200-
Alenuihaha Channel-
306 AM HST Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East winds 20 to 25 knots. Seas 5 to 6 feet. Wave
Detail: East 6 feet at 6 seconds.
.TONIGHT...East northeast winds 15 to 20 knots. Seas 4 to 6 feet.
Wave Detail: East 6 feet at 6 seconds. Isolated showers after
midnight.
.MONDAY...East northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Wave Detail: East 5 feet at 5 seconds. Isolated showers in the
morning.
.MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
5 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 5 seconds. Isolated showers in the
morning.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers
after midnight.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Wave Detail: East 5 feet at 5 seconds and south southwest
3 feet at 16 seconds. Isolated showers after midnight.
.THURSDAY...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 5 seconds and south southwest
3 feet at 16 seconds. Isolated showers in the morning. Isolated
showers after midnight.

$$

PHZ122-250200-
Big Island Windward Waters-
306 AM HST Sun Aug 24 2025

.TODAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 5 feet at 8 seconds. Isolated showers this
morning.
.TONIGHT...East winds 10 to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 5 feet at 8 seconds. Isolated showers.
.MONDAY...East winds 10 to 15 knots. Seas to 4 feet. Wave Detail:
East southeast 4 feet at 8 seconds. Isolated showers.
.MONDAY NIGHT...East winds 10 to 15 knots. Seas to 4 feet. Wave
Detail: East southeast 4 feet at 8 seconds. Isolated showers.
.TUESDAY...East winds 10 to 15 knots. Seas to 4 feet. Wave
Detail: East southeast 4 feet at 8 seconds. Isolated showers.
.TUESDAY NIGHT...East winds to 15 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 4 feet at 7 seconds and south southwest
3 feet at 18 seconds. Isolated showers in the evening, then
scattered showers after midnight.
.WEDNESDAY...East winds 10 to 15 knots. Seas 4 to 6 feet. Wave
Detail: East southeast 4 feet at 7 seconds and south southwest
3 feet at 16 seconds. Isolated showers.
.THURSDAY...East winds 10 to 15 knots. Seas 4 to 6 feet. Wave
Detail: East 4 feet at 7 seconds and south southwest 3 feet at
16 seconds. Isolated showers in the morning. Isolated showers
through the day.

$$

PHZ123-250200-
Big Island Leeward Waters-
306 AM HST Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...West of the Big Island, north northwest winds 7 to
10 knots, backing to west to 10 knots this afternoon. Near South
Point, east winds 20 to 25 knots. Seas 4 to 6 feet. Wave Detail:
East southeast 5 feet at 5 seconds. Hazy.
.TONIGHT...West of the Big Island, northwest winds 7 to 10 knots
in the evening, becoming variable less than 10 knots. Near South
Point, east winds to 20 knots. Seas 4 to 6 feet. Wave Detail:
East southeast 5 feet at 6 seconds. Hazy. Isolated showers after
midnight.
.MONDAY...West of the Big Island, winds variable less than
10 knots. Near South Point, east winds to 20 knots, becoming
15 to 20 knots in the afternoon. Seas 3 to 5 feet. Wave Detail:
East 4 feet at 5 seconds. Hazy. Isolated showers in the
afternoon.
.MONDAY NIGHT...Winds variable less than 10 knots west of the Big
Island...East 15 to 20 knots near South Point. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 5 seconds. Hazy. Isolated showers.
.TUESDAY...Winds variable less than 10 knots west of the Big
Island...East to 15 knots near South Point. Seas 3 to 5 feet.
Wave Detail: East 4 feet at 5 seconds. Isolated showers.
.TUESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...East 15 to 20 knots near South Point. Seas 3 to
5 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers.
.WEDNESDAY...Winds variable less than 10 knots west of the Big
Island...East 15 to 20 knots near South Point. Seas 4 to 6 feet.
Wave Detail: East 4 feet at 5 seconds and south southwest 3 feet
at 16 seconds. Isolated showers. Scattered showers after
midnight.
.THURSDAY...Winds variable less than 10 knots west of the Big
Island...East 15 to 20 knots near South Point. Seas 4 to 6 feet.
Wave Detail: East 3 feet at 5 seconds and south southwest 3 feet
at 16 seconds. Scattered showers in the morning. Isolated showers
through the night, then scattered showers after midnight.

$$

PHZ124-250200-
Big Island Southeast Waters-
306 AM HST Sun Aug 24 2025

...SMALL CRAFT ADVISORY IN EFFECT THROUGH LATE THIS AFTERNOON...

.TODAY...East northeast winds 20 to 25 knots. Seas 5 to 6 feet.
Wave Detail: East southeast 5 feet at 8 seconds.
.TONIGHT...East northeast winds 15 to 20 knots. Seas 4 to 6 feet.
Wave Detail: East southeast 5 feet at 8 seconds. Isolated
showers.
.MONDAY...East northeast winds 15 to 20 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 5 feet at 8 seconds. Isolated
showers.
.MONDAY NIGHT...East northeast winds 15 to 20 knots. Seas 4 to
5 feet. Wave Detail: East southeast 5 feet at 8 seconds. Isolated
showers in the evening, then scattered showers after midnight.
.TUESDAY...East northeast winds to 15 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 5 feet at 7 seconds. Isolated
showers.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 4 to
6 feet. Wave Detail: East southeast 5 feet at 7 seconds and south
southwest 3 feet at 18 seconds. Isolated showers.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 5 to
6 feet. Wave Detail: East southeast 5 feet at 7 seconds and south
southwest 3 feet at 16 seconds. Isolated showers in the morning.
Isolated showers through the day.
.THURSDAY...East northeast winds 15 to 20 knots. Seas 5 to
6 feet. Wave Detail: East 4 feet at 7 seconds and south southwest
3 feet at 16 seconds. Isolated showers in the morning. Isolated
showers through the day.

$$