Coastal Waters Forecast Issued: 09/01/2026 11:08:00 AM UTC
409
FZHW50 PHFO 010108
CWFHFO
Coastal Waters Forecast
National Weather Service Honolulu HI
308 PM HST Mon Aug 31 2026
Hawaiian coastal waters within 40 nautical miles including the
Hawaiian Islands Humpback Whale National Marine Sanctuary.
PHZ100-011330-
308 PM HST Mon Aug 31 2026
.Synopsis for Hawaiian coastal waters...
High pressure will maintain moderate to locally strong trades
through much of the coming week. Trade winds will increase by
Wednesday afternoon through Friday as a result of the gradient
between high pressure to the north, and Lowell to the south.
$$
PHZ110-011330-
Kauai Northwest Waters-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. Seas 6 to 7 feet. Wave Detail: East
6 feet at 7 seconds. Scattered showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet.
Wave Detail: East 6 feet at 7 seconds and south southwest 3 feet
at 18 seconds. Scattered showers.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 6 to
7 feet. Wave Detail: East 6 feet at 8 seconds and south southwest
4 feet at 17 seconds. Scattered showers in the evening, then
showers likely after midnight.
.WEDNESDAY...East northeast winds to 20 knots. Seas 6 to 7 feet.
Wave Detail: East 6 feet at 7 seconds and south southwest 4 feet
at 16 seconds. Scattered showers.
.WEDNESDAY NIGHT...East northeast winds to 20 knots. Seas 6 to
8 feet. Wave Detail: East 6 feet at 8 seconds, east 4 feet at
12 seconds and south southwest 4 feet at 15 seconds. Scattered
showers.
.THURSDAY...East northeast winds 20 to 25 knots. Seas 6 to
9 feet. Wave Detail: East 7 feet at 8 seconds and south 4 feet at
14 seconds. Scattered showers, mainly in the morning.
.THURSDAY NIGHT...East northeast winds 20 to 25 knots. Seas 7 to
9 feet. Wave Detail: East 7 feet at 8 seconds, east 4 feet at
11 seconds and south 3 feet at 14 seconds. Scattered showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 8 to 11 feet.
Wave Detail: East 8 feet at 8 seconds, south 5 feet at 12 seconds
and east 5 feet at 12 seconds. Scattered showers.
.SATURDAY...East northeast winds 20 to 25 knots. Seas 8 to
11 feet. Wave Detail: East 9 feet at 13 seconds and south
southwest 5 feet at 10 seconds. Scattered showers.
$$
PHZ111-011330-
Kauai Windward Waters-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East 6 feet at 7 seconds and south 3 feet at
20 seconds. Scattered showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East 6 feet at 7 seconds and south 4 feet at
18 seconds. Scattered showers.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 6 to
8 feet. Wave Detail: East 7 feet at 8 seconds and south 4 feet at
17 seconds. Scattered showers in the evening, then showers after
midnight.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 6 to
8 feet. Wave Detail: East 7 feet at 7 seconds and south 4 feet at
16 seconds. Showers likely, mainly in the morning.
.WEDNESDAY NIGHT...East northeast winds to 20 knots. Seas 6 to
9 feet. Wave Detail: East 7 feet at 7 seconds and south 4 feet at
15 seconds. Scattered showers.
.THURSDAY...East northeast winds to 20 knots. Seas 8 to 9 feet.
Wave Detail: East 7 feet at 8 seconds and south 4 feet at
14 seconds. Scattered showers.
.THURSDAY NIGHT...East northeast winds to 20 knots. Seas 8 to
10 feet. Wave Detail: East 8 feet at 8 seconds, east 4 feet at
11 seconds and south 3 feet at 14 seconds. Scattered showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 9 to 11 feet.
Wave Detail: East 9 feet at 8 seconds, south 5 feet at 12 seconds
and east 5 feet at 12 seconds. Scattered showers.
.SATURDAY...East winds to 20 knots. Seas 8 to 11 feet. Wave
Detail: East 9 feet at 8 seconds, east 6 feet at 13 seconds and
south southwest 5 feet at 10 seconds. Scattered showers.
$$
PHZ112-011330-
Kauai Leeward Waters-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East 6 feet at 7 seconds and south 3 feet at
20 seconds. Isolated showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East 6 feet at 7 seconds and south 4 feet at
18 seconds. Isolated showers in the morning, then scattered
showers in the afternoon.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 6 to
7 feet. Wave Detail: East northeast 6 feet at 7 seconds and south
4 feet at 17 seconds. Scattered showers.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 6 to
8 feet. Wave Detail: East northeast 6 feet at 7 seconds and south
4 feet at 16 seconds. Scattered showers.
.WEDNESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 6 to
9 feet. Wave Detail: East 6 feet at 7 seconds and south 4 feet at
15 seconds. Isolated showers.
.THURSDAY...East northeast winds 15 to 20 knots, rising to 20 to
25 knots in the afternoon. Seas 7 to 9 feet, building to 8 to
11 feet in the afternoon. Wave Detail: East 8 feet at 8 seconds
and south 4 feet at 14 seconds. Isolated showers.
.THURSDAY NIGHT...East northeast winds 20 to 25 knots. Seas 8 to
11 feet. Wave Detail: East 9 feet at 8 seconds and south 4 feet
at 14 seconds. Isolated showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 8 to 11 feet.
Wave Detail: East 9 feet at 8 seconds and south 5 feet at
11 seconds. Scattered showers through the night, then isolated
showers in the evening. Scattered showers after midnight.
.SATURDAY...East winds 20 to 25 knots. Seas 7 to 10 feet. Wave
Detail: East 8 feet at 7 seconds and south southwest 6 feet at
10 seconds. Isolated showers in the morning, then scattered
showers.
$$
PHZ113-011330-
Kauai Channel-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East northeast 6 feet at 6 seconds and south 3 feet
at 20 seconds. Isolated showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East northeast 6 feet at 6 seconds and south 4 feet
at 18 seconds. Isolated showers in the morning, then scattered
showers in the afternoon.
.TUESDAY NIGHT...East northeast winds to 20 knots. Seas 6 to
7 feet. Wave Detail: East northeast 6 feet at 7 seconds and south
4 feet at 17 seconds. Scattered showers.
.WEDNESDAY...East northeast winds to 20 knots. Seas 6 to 7 feet.
Wave Detail: East northeast 6 feet at 7 seconds and south 4 feet
at 16 seconds. Scattered showers.
.WEDNESDAY NIGHT...East northeast winds to 20 knots. Seas 7 to
9 feet. Wave Detail: East northeast 6 feet at 7 seconds and south
4 feet at 15 seconds. Isolated showers.
.THURSDAY...East northeast winds 20 to 25 knots. Seas 8 to
9 feet, building to 9 to 11 feet in the afternoon. Wave Detail:
East 8 feet at 8 seconds and south 4 feet at 14 seconds. Isolated
showers.
.THURSDAY NIGHT...East northeast winds to 25 knots. Seas 9 to
11 feet. Wave Detail: East 8 feet at 8 seconds and south 3 feet
at 14 seconds. Isolated showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 9 to 11 feet.
Wave Detail: East northeast 9 feet at 7 seconds, south 5 feet at
12 seconds and east 4 feet at 11 seconds. Scattered showers
through the night, then isolated showers in the evening.
Scattered showers after midnight.
.SATURDAY...East northeast winds 20 to 25 knots. Seas 7 to
10 feet. Wave Detail: East northeast 8 feet at 7 seconds, south
southwest 5 feet at 10 seconds and east 4 feet at 10 seconds.
Scattered showers.
$$
PHZ114-011330-
Oahu Windward Waters-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas to 6 feet.
Wave Detail: East 6 feet at 7 seconds. Isolated showers this
evening, then scattered showers after midnight.
.TUESDAY...East northeast winds 15 to 20 knots. Seas to 6 feet.
Wave Detail: East 6 feet at 7 seconds. Scattered showers.
.TUESDAY NIGHT...East northeast winds to 20 knots. Seas 7 to
8 feet. Wave Detail: East 7 feet at 8 seconds. Scattered showers.
.WEDNESDAY...East winds to 20 knots. Seas 7 to 8 feet. Wave
Detail: East 7 feet at 7 seconds. Scattered showers.
.WEDNESDAY NIGHT...East northeast winds to 20 knots. Seas 7 to
8 feet. Wave Detail: East 7 feet at 7 seconds and east 4 feet at
12 seconds. Scattered showers.
.THURSDAY...East northeast winds 20 to 25 knots. Seas 7 to
9 feet. Wave Detail: East 8 feet at 8 seconds. Scattered showers,
mainly in the morning.
.THURSDAY NIGHT...East northeast winds to 25 knots. Seas 8 to
11 feet. Wave Detail: East 9 feet at 8 seconds and south 4 feet
at 14 seconds. Scattered showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 10 to
11 feet. Wave Detail: East 9 feet at 8 seconds, south 5 feet at
11 seconds and east 5 feet at 12 seconds. Scattered showers.
.SATURDAY...East winds 20 to 25 knots. Seas 8 to 11 feet. Wave
Detail: East 9 feet at 8 seconds, east 6 feet at 13 seconds and
south southwest 4 feet at 10 seconds. Scattered showers.
$$
PHZ115-011330-
Oahu Leeward Waters-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 5 to 7 feet.
Wave Detail: East 6 feet at 6 seconds and south 3 feet at
20 seconds. Isolated showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 5 to 7 feet.
Wave Detail: East 6 feet at 6 seconds and south 4 feet at
18 seconds. Isolated showers.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to
7 feet. Wave Detail: East northeast 5 feet at 6 seconds and south
4 feet at 17 seconds. Scattered showers.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 5 to
7 feet. Wave Detail: East northeast 5 feet at 6 seconds and south
4 feet at 16 seconds. Scattered showers.
.WEDNESDAY NIGHT...East northeast winds to 20 knots. Seas 6 to
9 feet. Wave Detail: East 6 feet at 7 seconds and south 4 feet at
15 seconds. Isolated showers.
.THURSDAY...East northeast winds 20 to 25 knots. Seas 7 to
9 feet, building to 8 to 11 feet in the afternoon. Wave Detail:
East 8 feet at 7 seconds and south 4 feet at 14 seconds. Isolated
showers.
.THURSDAY NIGHT...East northeast winds 20 to 25 knots. Seas 8 to
11 feet. Wave Detail: East 8 feet at 8 seconds and south 4 feet
at 14 seconds. Isolated showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 7 to 10 feet.
Wave Detail: East 8 feet at 7 seconds and south 5 feet at
11 seconds. Scattered showers through the night, then isolated
showers through the day.
.SATURDAY...East northeast winds 15 to 20 knots. Seas 5 to
8 feet. Wave Detail: East northeast 6 feet at 7 seconds and south
southwest 5 feet at 9 seconds. Isolated showers through the
night, then scattered showers through the day.
$$
PHZ116-011330-
Kaiwi Channel-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East northeast 6 feet at 6 seconds and south 3 feet
at 17 seconds. Isolated showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East northeast 6 feet at 6 seconds and south 4 feet
at 18 seconds. Isolated showers.
.TUESDAY NIGHT...East northeast winds to 20 knots. Seas 6 to
8 feet. Wave Detail: East northeast 7 feet at 7 seconds and south
4 feet at 17 seconds. Scattered showers.
.WEDNESDAY...East northeast winds 15 to 20 knots. Seas 6 to
8 feet. Wave Detail: East northeast 7 feet at 7 seconds and south
4 feet at 16 seconds. Scattered showers.
.WEDNESDAY NIGHT...East northeast winds to 20 knots. Seas 6 to
8 feet. Wave Detail: East 7 feet at 8 seconds and south 4 feet at
15 seconds. Isolated showers.
.THURSDAY...East northeast winds 20 to 25 knots. Seas 7 to
10 feet. Wave Detail: East 9 feet at 8 seconds and south 4 feet
at 14 seconds. Isolated showers.
.THURSDAY NIGHT...East northeast winds 25 to 30 knots. Seas 9 to
10 feet, building to 9 to 12 feet after midnight. Wave Detail:
East 9 feet at 9 seconds and south 5 feet at 14 seconds. Isolated
showers.
.FRIDAY...East northeast winds 25 to 30 knots, easing to 20 to
25 knots. Seas 9 to 12 feet. Wave Detail: East northeast 10 feet
at 7 seconds, south 5 feet at 11 seconds and east 5 feet at
13 seconds. Scattered showers .
.SATURDAY...East northeast winds 20 to 25 knots, easing to 15 to
20 knots. Seas 6 to 9 feet. Wave Detail: East northeast 9 feet at
7 seconds, east 6 feet at 13 seconds and south southwest 5 feet
at 9 seconds. Isolated showers through the night, then scattered
showers through the day.
$$
PHZ117-011330-
Maui County Windward Waters-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 15 to 20 knots. Seas 5 to 6 feet.
Wave Detail: East 6 feet at 6 seconds. Scattered showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 5 to 6 feet.
Wave Detail: East 6 feet at 6 seconds. Scattered showers.
.TUESDAY NIGHT...East winds 15 to 20 knots. Seas 6 to 7 feet.
Wave Detail: East 7 feet at 8 seconds. Scattered showers in the
evening, then showers likely after midnight.
.WEDNESDAY...East winds to 20 knots. Seas 7 to 8 feet. Wave
Detail: East 7 feet at 7 seconds. Scattered showers.
.WEDNESDAY NIGHT...East winds to 20 knots. Seas 7 to 8 feet. Wave
Detail: East 7 feet at 7 seconds. Scattered showers.
.THURSDAY...East winds 20 to 25 knots, rising to 25 to 30 knots
in the afternoon. Seas 7 to 9 feet. Wave Detail: East 8 feet at
8 seconds. Scattered showers, mainly in the morning.
.THURSDAY NIGHT...East winds 25 to 30 knots. Seas 8 to 9 feet,
building to 8 to 11 feet after midnight. Wave Detail: East 9 feet
at 8 seconds and east 5 feet at 13 seconds. Scattered showers.
.FRIDAY...East winds 25 to 30 knots, easing to 20 to 25 knots.
Seas 9 to 11 feet. Wave Detail: East 9 feet at 7 seconds and east
5 feet at 13 seconds. Scattered showers.
.SATURDAY...East winds 20 to 25 knots. Seas 8 to 11 feet. Wave
Detail: East 9 feet at 13 seconds. Scattered showers.
$$
PHZ118-011330-
Maui County Leeward Waters-
308 PM HST Mon Aug 31 2026
.TONIGHT...East northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. Seas 4 to 6 feet. Wave Detail: East
5 feet at 6 seconds and south 3 feet at 17 seconds. Isolated
showers.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet.
Wave Detail: East 5 feet at 5 seconds and south 4 feet at
18 seconds. Isolated showers in the afternoon.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to
6 feet. Wave Detail: East 5 feet at 5 seconds and south 4 feet at
17 seconds. Isolated showers.
.WEDNESDAY...East northeast winds 15 to 20 knots, easing to 10 to
15 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: East
5 feet at 6 seconds and south 4 feet at 16 seconds. Scattered
showers.
.WEDNESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to
8 feet. Wave Detail: East southeast 5 feet at 7 seconds and south
4 feet at 15 seconds. Isolated showers.
.THURSDAY...East northeast winds 15 to 20 knots. Seas 6 to
9 feet. Wave Detail: East 7 feet at 8 seconds and south 4 feet at
14 seconds. Isolated showers.
.THURSDAY NIGHT...Northeast winds 20 to 25 knots, becoming east
northeast 15 to 20 knots after midnight. Seas 8 to 11 feet. Wave
Detail: East 8 feet at 7 seconds and south 5 feet at 14 seconds.
Isolated showers in the evening.
.FRIDAY...East northeast winds 15 to 20 knots. Seas 7 to 10 feet.
Wave Detail: East 7 feet at 7 seconds and south 6 feet at
11 seconds. Scattered showers through the night, then isolated
showers through the day.
.SATURDAY...East northeast winds 10 to 15 knots, becoming east
15 to 20 knots in the afternoon and evening, then becoming east
northeast 10 to 15 knots after midnight. Seas 5 to 7 feet. Wave
Detail: East 5 feet at 6 seconds, southwest 4 feet at 9 seconds
and east 3 feet at 13 seconds. Isolated showers, then scattered
showers after midnight.
$$
PHZ119-011330-
Maalaea Bay-
308 PM HST Mon Aug 31 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
.TONIGHT...North winds to 25 knots. Seas to 2 feet or less. Wave
Detail: North northeast 2 feet at 3 seconds.
.TUESDAY...North winds to 25 knots. Seas to 2 feet or less. Wave
Detail: North northeast 2 feet at 3 seconds.
.TUESDAY NIGHT...North northeast winds 20 to 25 knots. Seas to
3 feet. Wave Detail: North northeast 3 feet at 3 seconds.
.WEDNESDAY...North northeast winds 20 to 25 knots. Seas to
3 feet. Wave Detail: North northeast 3 feet at 3 seconds and
south 3 feet at 16 seconds. Scattered showers in the afternoon.
.WEDNESDAY NIGHT...North northeast winds to 25 knots. Seas to
3 feet. Wave Detail: North northeast 3 feet at 3 seconds and
south 3 feet at 15 seconds.
.THURSDAY...North northeast winds to 25 knots, rising to 35 to
30 knots in the afternoon. Seas 3 to 4 feet. Wave Detail: North
northeast 4 feet at 4 seconds.
.THURSDAY NIGHT...North northeast winds to 30 knots. Seas 3 to
5 feet. Wave Detail: North northeast 5 feet at 4 seconds and
south 5 feet at 11 seconds.
.FRIDAY...North northeast winds to 30 knots. Seas 3 to 5 feet.
Wave Detail: North northeast 4 feet at 4 seconds and south 4 feet
at 10 seconds. Scattered showers through the night, then isolated
showers in the evening.
.SATURDAY...North northeast winds 20 to 25 knots. Seas to 3 feet.
Wave Detail: North northeast 3 feet at 4 seconds and south
southwest 3 feet at 9 seconds. Isolated showers.
$$
PHZ120-011330-
Pailolo Channel-
308 PM HST Mon Aug 31 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
.TONIGHT...East northeast winds 20 to 25 knots. Seas 4 to 6 feet.
Wave Detail: East 5 feet at 5 seconds. Isolated showers this
evening. Scattered showers after midnight.
.TUESDAY...East northeast winds 20 to 25 knots. Seas 4 to 5 feet.
Wave Detail: East northeast 4 feet at 5 seconds. Isolated showers
in the morning. Scattered showers in the afternoon.
.TUESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 4 to
6 feet. Wave Detail: East northeast 5 feet at 5 seconds.
Scattered showers.
.WEDNESDAY...East northeast winds 20 to 25 knots. Seas 4 to
6 feet. Wave Detail: East northeast 4 feet at 7 seconds. Isolated
showers in the morning, then scattered showers in the afternoon.
.WEDNESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 4 to
6 feet. Wave Detail: East 5 feet at 5 seconds. Isolated showers.
.THURSDAY...East northeast winds 20 to 25 knots, rising to 25 to
30 knots in the afternoon. Seas 5 to 7 feet. Wave Detail: East
6 feet at 6 seconds. Isolated showers.
.THURSDAY NIGHT...East northeast winds 25 to 30 knots, easing to
20 to 25 knots after midnight. Seas 6 to 9 feet. Wave Detail:
East 7 feet at 5 seconds and south 4 feet at 14 seconds. Isolated
showers.
.FRIDAY...East northeast winds 20 to 25 knots. Seas 6 to 9 feet.
Wave Detail: East 6 feet at 5 seconds, south 4 feet at 11 seconds
and east 3 feet at 12 seconds. Scattered showers through the
night, then isolated showers in the evening. Scattered showers
after midnight.
.SATURDAY...East northeast winds 15 to 20 knots. Seas 4 to
6 feet. Wave Detail: East 5 feet at 7 seconds, south southwest
3 feet at 9 seconds and east 3 feet at 12 seconds. Isolated
showers.
$$
PHZ121-011330-
Alenuihaha Channel-
308 PM HST Mon Aug 31 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
.TONIGHT...East northeast winds 20 to 25 knots. Seas 6 to 9 feet.
Wave Detail: East 7 feet at 6 seconds and south southwest 3 feet
at 17 seconds. Isolated showers.
.TUESDAY...East northeast winds 20 to 25 knots. Seas 5 to 8 feet.
Wave Detail: East 7 feet at 6 seconds and south southwest 4 feet
at 18 seconds. Isolated showers.
.TUESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 5 to
8 feet. Wave Detail: East northeast 7 feet at 6 seconds and south
southwest 4 feet at 17 seconds. Scattered showers.
.WEDNESDAY...East northeast winds 20 to 25 knots. Seas 6 to
8 feet. Wave Detail: East 7 feet at 7 seconds and south southwest
4 feet at 16 seconds. Scattered showers.
.WEDNESDAY NIGHT...East northeast winds 25 to 30 knots. Seas 7 to
10 feet. Wave Detail: East 8 feet at 7 seconds, east 4 feet at
12 seconds and south southwest 4 feet at 15 seconds. Isolated
showers.
.THURSDAY...East northeast winds 25 to 30 knots. Seas 9 to
12 feet. Wave Detail: East 11 feet at 8 seconds and south
southwest 4 feet at 14 seconds. Isolated showers.
.THURSDAY NIGHT...East northeast winds to 30 knots. Seas 9 to
13 feet. Wave Detail: East 11 feet at 8 seconds, south 5 feet at
14 seconds and east 4 feet at 13 seconds. Isolated showers.
.FRIDAY...East northeast winds 25 to 30 knots, easing to 20 to
25 knots after midnight. Seas 9 to 13 feet. Wave Detail: East
northeast 10 feet at 7 seconds, south southwest 6 feet at
10 seconds and east 5 feet at 13 seconds. Scattered showers .
.SATURDAY...East northeast winds 20 to 25 knots, easing to 15 to
20 knots after midnight. Seas 7 to 10 feet. Wave Detail: East
8 feet at 13 seconds and southwest 4 feet at 12 seconds. Isolated
showers, then scattered showers after midnight.
$$
PHZ122-011330-
Big Island Windward Waters-
308 PM HST Mon Aug 31 2026
.TONIGHT...Northeast winds 15 to 20 knots. Seas 4 to 6 feet. Wave
Detail: East 5 feet at 5 seconds and south southwest 3 feet at
16 seconds. Showers likely.
.TUESDAY...East northeast winds 15 to 20 knots. Seas 4 to 6 feet.
Wave Detail: East 5 feet at 5 seconds and south southwest 4 feet
at 18 seconds. Scattered showers.
.TUESDAY NIGHT...East northeast winds 15 to 20 knots. Seas 5 to
8 feet. Wave Detail: East 5 feet at 5 seconds, south 4 feet at
18 seconds and east southeast 3 feet at 9 seconds. Scattered
showers in the evening, then showers after midnight.
.WEDNESDAY...East northeast winds 15 to 20 knots, rising to 20 to
25 knots in the afternoon. Seas 6 to 9 feet, building to 8 to
9 feet in the afternoon. Wave Detail: East 6 feet at 8 seconds
and south 4 feet at 16 seconds. Showers likely, mainly in the
morning.
.WEDNESDAY NIGHT...East northeast winds 20 to 25 knots. Seas 7 to
10 feet. Wave Detail: East 6 feet at 8 seconds and south 4 feet
at 15 seconds. Scattered showers.
.THURSDAY...East northeast winds 20 to 25 knots. Seas 8 to
11 feet. Wave Detail: East 7 feet at 8 seconds and south 5 feet
at 11 seconds. Scattered showers.
.THURSDAY NIGHT...East northeast winds 20 to 25 knots. Seas 8 to
11 feet. Wave Detail: East 7 feet at 7 seconds, south 6 feet at
10 seconds and east 5 feet at 13 seconds. Scattered showers.
.FRIDAY...East winds 20 to 25 knots, easing to 15 to 20 knots
after midnight. Seas 8 to 10 feet. Wave Detail: East 7 feet at
7 seconds, east 5 feet at 13 seconds and south southwest 4 feet
at 9 seconds. Showers likely, mainly in the morning.
.SATURDAY...East winds 15 to 20 knots. Seas 7 to 9 feet. Wave
Detail: East 8 feet at 13 seconds and south 4 feet at 12 seconds.
Scattered showers.
$$
PHZ123-011330-
Big Island Leeward Waters-
308 PM HST Mon Aug 31 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
.TONIGHT...West of the Big Island, west southwest winds 7 to
10 knots, backing to south after midnight. Near South Point, east
northeast winds 20 to 25 knots. Seas 5 to 7 feet. Wave Detail:
Northeast 5 feet at 6 seconds and south southwest 3 feet at
17 seconds. Isolated showers.
.TUESDAY...West of the Big Island, south winds 7 to 10 knots.
Near South Point, east northeast winds 20 to 25 knots, veering to
east in the afternoon. Seas 5 to 7 feet. Wave Detail: Northeast
5 feet at 6 seconds and south southwest 4 feet at 18 seconds.
Isolated showers.
.TUESDAY NIGHT...West of the Big Island, northwest winds 7 to
10 knots. Near South Point, east northeast winds 20 to 25 knots,
backing to northeast after midnight. Seas 5 to 7 feet. Wave
Detail: Northeast 5 feet at 7 seconds and south 4 feet at
17 seconds. Scattered showers, mainly in the evening.
.WEDNESDAY...Winds variable less than 10 knots west of the Big
Island...East northeast 20 to 25 knots near South Point. Seas
5 to 7 feet, building to 6 to 9 feet in the afternoon. Wave
Detail: East northeast 5 feet at 6 seconds and south 5 feet at
16 seconds. Scattered showers.
.WEDNESDAY NIGHT...Winds variable less than 10 knots west of the
Big Island...East northeast 20 to 25 knots near South Point. Seas
7 to 10 feet. Wave Detail: East 6 feet at 6 seconds and south
4 feet at 15 seconds. Isolated showers.
.THURSDAY...West of the Big Island, winds variable less than
10 knots, becoming west 7 to 10 knots in the afternoon. Near
South Point, east northeast winds 20 to 25 knots, rising to 25 to
30 knots in the afternoon. Seas 8 to 11 feet. Wave Detail: East
northeast 8 feet at 8 seconds, south 4 feet at 14 seconds and
east southeast 3 feet at 5 seconds. Isolated showers.
.THURSDAY NIGHT...West of the Big Island, west southwest winds
7 to 10 knots, veering to east northeast after midnight. Near
South Point, east northeast winds 25 to 30 knots. Seas 9 to
12 feet. Wave Detail: East northeast 9 feet at 8 seconds and
south 6 feet at 12 seconds. Scattered showers, mainly in the
evening.
.FRIDAY...Winds variable less than 10 knots west of the Big
Island...East 25 to 30 knots near South Point. Seas 7 to 10 feet.
Wave Detail: East northeast 7 feet at 7 seconds and south
southwest 6 feet at 10 seconds. Scattered showers.
.SATURDAY...Winds variable less than 10 knots west of the Big
Island...East 15 to 20 knots near South Point. Seas 5 to 8 feet.
Wave Detail: East northeast 5 feet at 6 seconds and south
southwest 4 feet at 12 seconds. Scattered showers in the morning,
then isolated showers through the night. Scattered showers after
midnight.
$$
PHZ124-011330-
Big Island Southeast Waters-
308 PM HST Mon Aug 31 2026
...SMALL CRAFT ADVISORY IN EFFECT THROUGH TUESDAY AFTERNOON...
.TONIGHT...East northeast winds 20 to 25 knots. Seas 6 to 7 feet.
Wave Detail: East 6 feet at 6 seconds and south southwest 3 feet
at 17 seconds. Isolated showers this evening, then scattered
showers after midnight.
.TUESDAY...East northeast winds 20 to 25 knots. Seas 6 to 7 feet.
Wave Detail: East 6 feet at 6 seconds and south southwest 4 feet
at 18 seconds. Isolated showers in the morning, then scattered
showers in the afternoon.
.TUESDAY NIGHT...Northeast winds 20 to 25 knots. Seas 7 to
9 feet. Wave Detail: East 7 feet at 7 seconds and south 4 feet at
17 seconds. Scattered showers in the evening, then showers likely
after midnight.
.WEDNESDAY...East northeast winds to 25 knots. Seas 8 to 9 feet,
building to 9 to 11 feet in the afternoon. Wave Detail: East
8 feet at 8 seconds and south 5 feet at 16 seconds. Scattered
showers.
.WEDNESDAY NIGHT...East northeast winds 25 to 30 knots. Seas
10 to 12 feet, building to 11 to 14 feet after midnight. Wave
Detail: East 10 feet at 8 seconds and south 4 feet at 15 seconds.
Scattered showers.
.THURSDAY...East northeast winds to 30 knots. Seas 11 to 15 feet.
Wave Detail: East 12 feet at 8 seconds and south 5 feet at
14 seconds. Scattered showers.
.THURSDAY NIGHT...East northeast winds to 30 knots. Seas 11 to
15 feet. Wave Detail: East 12 feet at 8 seconds, south 6 feet at
11 seconds and east 5 feet at 13 seconds. Scattered showers.
.FRIDAY...East northeast winds 25 to 30 knots, easing to 20 to
25 knots. Seas 9 to 13 feet. Wave Detail: East 10 feet at
7 seconds, south southwest 5 feet at 9 seconds and east 5 feet at
13 seconds. Scattered showers.
.SATURDAY...East northeast winds 15 to 20 knots. Seas 7 to
9 feet. Wave Detail: East 7 feet at 13 seconds and south 4 feet
at 12 seconds. Scattered showers.
$$
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