Coastal Waters Forecast
Issued by NWS Honolulu, HI

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FZHW50 PHFO 011318
CWFHFO

Coastal Waters Forecast
National Weather Service Honolulu HI
317 AM HST Tue Jul 1 2025

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

PHZ100-020200-
317 AM HST Tue Jul 1 2025

.Synopsis for Hawaiian coastal waters...
 A weak high pressure ridge anchored north of the Hawaiian
Islands will keep gentle to fresh easterly trade winds in the
forecast through Friday. The ridge will build in north of the
island chain by Saturday, increasing trade winds into the fresh
to locally strong range into early next week.

$$

PHZ110-020200-
Kauai Northwest Waters-
318 AM HST Tue Jul 1 2025

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

$$

PHZ111-020200-
Kauai Windward Waters-
318 AM HST Tue Jul 1 2025

.TODAY...East winds 10 to 15 knots. Seas 3 to 5 feet. Wave
Detail: East 4 feet at 6 seconds.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers in the
morning.
.WEDNESDAY NIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers in the
evening, then scattered showers after midnight.
.THURSDAY...East winds to 15 knots. Seas to 4 feet. Wave Detail:
East 4 feet at 6 seconds. Scattered showers, mainly in the
morning.
.THURSDAY NIGHT...East winds to 15 knots. Seas to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers.
.SATURDAY...East winds 15 to 20 knots. Seas to 5 feet. Wave
Detail: East southeast 5 feet at 7 seconds. Isolated showers.
Scattered showers after midnight.

$$

PHZ112-020200-
Kauai Leeward Waters-
318 AM HST Tue Jul 1 2025

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

$$

PHZ113-020200-
Kauai Channel-
318 AM HST Tue Jul 1 2025

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

$$

PHZ114-020200-
Oahu Windward Waters-
318 AM HST Tue Jul 1 2025

.TODAY...East winds 15 to 20 knots. Seas to 4 feet. Wave Detail:
East 4 feet at 6 seconds.
.TONIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave Detail:
East 4 feet at 6 seconds. Isolated showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers in the
morning.
.WEDNESDAY NIGHT...East winds to 15 knots. Seas to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers in the
evening, then scattered showers after midnight.
.THURSDAY...East winds 15 to 20 knots. Seas to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Scattered showers, mainly in
the morning.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East 5 feet at 6 seconds. Isolated showers.
.SATURDAY...East winds 15 to 20 knots. Seas to 5 feet. Wave
Detail: East 5 feet at 6 seconds. Isolated showers, then
scattered showers after midnight.

$$

PHZ115-020200-
Oahu Leeward Waters-
318 AM HST Tue Jul 1 2025

.TODAY...East winds 10 to 15 knots. Seas to 4 feet. Wave Detail:
Southeast 3 feet at 6 seconds and south 3 feet at 13 seconds.
Isolated showers this morning.
.TONIGHT...East northeast winds to 15 knots, becoming east after
midnight. Seas to 4 feet. Wave Detail: East 3 feet at 5 seconds
and south 3 feet at 13 seconds. Isolated showers.
.WEDNESDAY...East northeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers
in the morning.
.WEDNESDAY NIGHT...East northeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers
after midnight.
.THURSDAY...East northeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 5 seconds. Isolated showers
in the morning.
.THURSDAY NIGHT...East northeast winds to 15 knots. Seas to
3 feet. Wave Detail: East 3 feet at 5 seconds.
.FRIDAY...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 6 seconds. Isolated showers after
midnight.
.SATURDAY...East northeast winds 15 to 20 knots. Seas 3 to
5 feet. Wave Detail: East 5 feet at 6 seconds.

$$

PHZ116-020200-
Kaiwi Channel-
318 AM HST Tue Jul 1 2025

.TODAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East southeast 4 feet at 5 seconds and south southwest
3 feet at 13 seconds.
.TONIGHT...East northeast winds 10 to 15 knots. Seas to 4 feet.
Wave Detail: East 4 feet at 5 seconds and south southwest 3 feet
at 13 seconds. Isolated showers after midnight.
.WEDNESDAY...East northeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: East northeast 4 feet at 6 seconds. Isolated
showers in the morning.
.WEDNESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers
after midnight.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: East northeast 4 feet at 6 seconds. Isolated showers in
the morning.
.THURSDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East northeast 4 feet at 6 seconds. Isolated
showers after midnight.
.FRIDAY...East northeast winds 15 to 20 knots. Seas 3 to 5 feet.
Wave Detail: East northeast 5 feet at 6 seconds. Isolated showers
in the morning. Isolated showers after midnight.
.SATURDAY...East northeast winds to 20 knots. Seas 3 to 5 feet.
Wave Detail: East northeast 5 feet at 6 seconds. Isolated showers
in the morning.

$$

PHZ117-020200-
Maui County Windward Waters-
318 AM HST Tue Jul 1 2025

.TODAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 5 seconds. Isolated showers this morning.
.TONIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave Detail:
East 4 feet at 5 seconds. Isolated showers in the evening, then
scattered showers after midnight.
.WEDNESDAY...East winds to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 5 seconds. Scattered showers, mainly in
the morning.
.WEDNESDAY NIGHT...East winds 15 to 20 knots. Seas 3 to 4 feet.
Wave Detail: East 4 feet at 5 seconds. Isolated showers in the
evening, then scattered showers after midnight.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers.
.THURSDAY NIGHT...East winds 15 to 20 knots. Seas to 4 feet. Wave
Detail: East 4 feet at 6 seconds. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East 5 feet at 6 seconds. Isolated showers. Scattered
showers after midnight.
.SATURDAY...East winds 15 to 20 knots. Seas 4 to 5 feet. Wave
Detail: East 5 feet at 6 seconds. Isolated showers. Scattered
showers after midnight.

$$

PHZ118-020200-
Maui County Leeward Waters-
318 AM HST Tue Jul 1 2025

.TODAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: Southeast 3 feet at 5 seconds and south 3 feet at
13 seconds. Isolated showers this morning.
.TONIGHT...East winds 10 to 15 knots, backing to east northeast
7 to 10 knots after midnight. Seas 3 to 4 feet. Wave Detail: East
southeast 3 feet at 5 seconds and south 3 feet at 13 seconds.
Isolated showers after midnight.
.WEDNESDAY...East northeast winds 7 to 10 knots. Seas 3 to
4 feet. Isolated showers in the morning.
.WEDNESDAY NIGHT...East northeast winds 10 to 15 knots. Seas 3 to
4 feet. Wave Detail: East southeast 3 feet at 5 seconds. Isolated
showers after midnight.
.THURSDAY...East winds 10 to 15 knots. Seas to 3 feet. Wave
Detail: East southeast 3 feet at 5 seconds.
.THURSDAY NIGHT...East northeast winds 10 to 15 knots. Seas to
3 feet. Wave Detail: East southeast 3 feet at 5 seconds.
.FRIDAY...East northeast winds 10 to 15 knots, becoming east
15 to 20 knots in the afternoon, then becoming east northeast
10 to 15 knots. Seas 3 to 4 feet. Wave Detail: East southeast
4 feet at 6 seconds. Isolated showers after midnight.
.SATURDAY...East northeast winds 10 to 15 knots, becoming east
15 to 20 knots. Seas 3 to 4 feet. Wave Detail: East southeast
4 feet at 6 seconds.

$$

PHZ119-020200-
Maalaea Bay-
318 AM HST Tue Jul 1 2025

.TODAY...North northeast winds 10 to 15 knots, backing to west
southwest 7 to 10 knots this afternoon. Seas to 2 feet or less.
.TONIGHT...North winds to 20 knots, easing to 15 knots after
midnight. Seas to 2 feet or less.
.WEDNESDAY...North winds to 20 knots. Seas to 2 feet or less.
.WEDNESDAY NIGHT...Winds variable less than 10 knots. Seas to
2 feet or less.
.THURSDAY...Winds variable less than 10 knots. Seas to 2 feet or
less.
.THURSDAY NIGHT...Winds variable less than 10 knots. Seas to
2 feet or less.
.FRIDAY...Winds variable less than 10 knots. Seas to 2 feet or
less.
.SATURDAY...Winds variable less than 10 knots. Seas to 2 feet or
less.

$$

PHZ120-020200-
Pailolo Channel-
318 AM HST Tue Jul 1 2025

.TODAY...East northeast winds 15 to 20 knots. Seas 3 to 4 feet.
.TONIGHT...East northeast winds 15 to 20 knots, easing to 10 to
15 knots after midnight. Seas to 3 feet. Wave Detail: East 3 feet
at 4 seconds. Isolated showers.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas to 3 feet.
Scattered showers in the morning. Isolated showers in the
afternoon.
.WEDNESDAY NIGHT...East northeast winds 15 to 20 knots. Seas to
3 feet. Isolated showers after midnight.
.THURSDAY...East northeast winds 15 to 20 knots. Seas to 3 feet.
Wave Detail: East 3 feet at 4 seconds. Isolated showers in the
morning.
.THURSDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East 3 feet at 4 seconds. Isolated showers
after midnight.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 3 to 4 feet.
Wave Detail: East 3 feet at 5 seconds. Isolated showers in the
morning. Isolated showers through the day.
.SATURDAY...East northeast winds 20 to 25 knots. Seas 3 to
4 feet. Wave Detail: East northeast 4 feet at 4 seconds. Isolated
showers in the morning.

$$

PHZ121-020200-
Alenuihaha Channel-
318 AM HST Tue Jul 1 2025

.TODAY...East northeast winds to 20 knots. Seas 3 to 5 feet. Wave
Detail: East northeast 4 feet at 5 seconds and south southwest
3 feet at 13 seconds. Isolated showers this morning.
.TONIGHT...East winds 15 to 20 knots, becoming east northeast
10 to 15 knots after midnight. Seas 3 to 4 feet. Wave Detail:
East 4 feet at 5 seconds. Isolated showers in the evening.
Scattered showers after midnight. Hazy after midnight.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East northeast 3 feet at 5 seconds. Hazy.
Isolated showers.
.WEDNESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East northeast 4 feet at 5 seconds. Hazy.
Isolated showers.
.THURSDAY...East northeast winds 15 to 20 knots. Seas 3 to
4 feet. Wave Detail: East 4 feet at 5 seconds. Hazy in the
morning. Isolated showers in the morning.
.THURSDAY NIGHT...East northeast winds 15 to 20 knots. Seas 3 to
5 feet. Wave Detail: East northeast 5 feet at 5 seconds. Isolated
showers after midnight.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 4 to 6 feet.
Wave Detail: East 5 feet at 5 seconds. Isolated showers in the
morning. Isolated showers through the day.
.SATURDAY...East northeast winds 20 to 25 knots. Seas 4 to
6 feet. Wave Detail: East 6 feet at 6 seconds. Isolated showers
through the night. Scattered showers in the evening, then
isolated showers after midnight.

$$

PHZ122-020200-
Big Island Windward Waters-
318 AM HST Tue Jul 1 2025

.TODAY...East winds 10 to 15 knots, rising to 15 to 20 knots this
afternoon. Seas 3 to 4 feet. Wave Detail: East 3 feet at
7 seconds and south southwest 3 feet at 14 seconds. Scattered
showers, mainly this morning.
.TONIGHT...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 3 feet at 7 seconds and south 3 feet at 13 seconds.
Scattered showers.
.WEDNESDAY...East winds 10 to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 3 feet at 6 seconds and south 3 feet at 13 seconds.
Scattered showers, mainly in the morning.
.WEDNESDAY NIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 3 feet at 6 seconds. Scattered showers.
.THURSDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: East 3 feet at 6 seconds. Scattered showers, mainly in
the morning.
.THURSDAY NIGHT...East winds to 15 knots. Seas 3 to 4 feet. Wave
Detail: East 3 feet at 6 seconds. Isolated showers.
.FRIDAY...East winds 15 to 20 knots. Seas 3 to 4 feet. Wave
Detail: East southeast 4 feet at 5 seconds. Scattered showers in
the morning, then isolated showers in the afternoon. Scattered
showers through the day.
.SATURDAY...East winds 15 to 20 knots. Seas to 4 feet. Wave
Detail: East southeast 4 feet at 6 seconds. Scattered showers.

$$

PHZ123-020200-
Big Island Leeward Waters-
318 AM HST Tue Jul 1 2025

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

$$

PHZ124-020200-
Big Island Southeast Waters-
318 AM HST Tue Jul 1 2025

.TODAY...East northeast winds 15 to 20 knots, easing to 10 to
15 knots this afternoon. Seas 4 to 5 feet. Wave Detail: East
4 feet at 5 seconds and south southwest 3 feet at 14 seconds.
Hazy. Isolated showers.
.TONIGHT...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 13 seconds. Hazy. Isolated showers in the evening. Scattered
showers after midnight.
.WEDNESDAY...East winds to 15 knots. Seas to 4 feet. Wave Detail:
East 3 feet at 4 seconds and south 3 feet at 13 seconds. Hazy.
Scattered showers in the morning. Isolated showers in the
afternoon.
.WEDNESDAY NIGHT...East northeast winds 15 to 20 knots. Seas to
4 feet. Wave Detail: East 4 feet at 5 seconds. Hazy. Isolated
showers in the evening. Scattered showers after midnight.
.THURSDAY...East northeast winds to 20 knots. Seas to 4 feet.
Wave Detail: East 4 feet at 5 seconds. Hazy in the morning.
Scattered showers, mainly in the morning.
.THURSDAY NIGHT...East northeast winds to 20 knots. Seas 4 to
5 feet. Wave Detail: East 4 feet at 5 seconds. Isolated showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 4 to 5 feet.
Wave Detail: East 5 feet at 6 seconds. Isolated showers.
Scattered showers after midnight.
.SATURDAY...East northeast winds to 20 knots. Seas 4 to 5 feet.
Wave Detail: East southeast 5 feet at 6 seconds. Isolated showers
through the night, then scattered showers through the day.

$$